Academic literature on the topic 'Colorado (Ship)'

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Journal articles on the topic "Colorado (Ship)"

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Rutledge, Steven A., V. Chandrasekar, Brody Fuchs, Jim George, Francesc Junyent, Brenda Dolan, Patrick C. Kennedy, and Kyla Drushka. "SEA-POL Goes to Sea." Bulletin of the American Meteorological Society 100, no. 11 (November 2019): 2285–301. http://dx.doi.org/10.1175/bams-d-18-0233.1.

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AbstractA new, advanced radar has been developed at Colorado State University (CSU). The Sea-Going Polarimetric (SEA-POL) radar is a C-band, polarimetric Doppler radar specifically designed to deploy on research ships. SEA-POL is the first such weather radar developed in the United States. Ship-based weather radars have a long history, dating back to GATE in 1974. The GATE radars measured only reflectivity. After GATE, ship radars also provided Doppler measurements. SEA-POL represents the next advancement by adding dual-polarization technology, the ability to transmit and receive both horizontal and vertical polarizations. This configuration provides information about hydrometeor size, shape, and phase. As a result, superior rain-rate estimates are afforded by the dual-polarization technology, along with hydrometeor identification and overall improved data quality. SEA-POL made its first deployment as part of the Salinity Processes in the Upper Ocean Regional Study, second field phase (SPURS-2) fall 2017 cruise to the eastern tropical Pacific, sailing on the R/V Roger Revelle. SPURS-2 was a field project to investigate the fate of freshwater deposited on the ocean’s surface. Oceanographers are keenly interested in how fast these freshwater patches mix out by wind and upper-ocean turbulence, as the less dense rainfall sitting atop the salty ocean inhibits mixing through increased stability. To this end, during SPURS-2, SEA-POL produced rain maps identifying the location of freshwater lenses on the ocean’s surface thereby providing context for measurements of SST and salinity. Examples of SEA-POL polarization measurements are also discussed to assess microphysical processes within oceanic convection. Future ocean-based field campaigns will now benefit from SEA-POL’s advanced dual-polarization technology.
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Weiser, E. A., and Jack Armstrong. "DESIGN OF DEEP DRAFT NAVIGATION CHANNEL FROM GULF OF MEXICO INTO MATAGORDA BAY, TEXAS." Coastal Engineering Proceedings 1, no. 8 (January 29, 2011): 34. http://dx.doi.org/10.9753/icce.v8.34.

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It was in July 1956 when the senior writer of this paper was requested to prepare a program for investigations and studies required in connection with the proposed deep-draft channel from the Gulf of Mexico to Point Comfort. During 1938 to 19^0, the senior writer had attempted to analyze the available field and model study data which were then available on Galveston Bay in the hope of thus being able to reduce the shoaling in the various deep draft channels in Galveston Bay. In 19^0, the senior writer had been in charge of two field parties one of which measured the flow of water in the Colorado River and the Gulf Intracoastal Waterway near their crossing near Matagorda, Texas. A peak discharge of about 80,000 cubic feet per second was measured in the Colorado River at the Palacios Road bridge, about 15 miles upstream from its mouth during this period. At that time there were no locks nor gates in the Intracoastal Waterway adjacent to the Colorado River. It was found then that about one third of this peak river discharge flowed southwest through the Intracoastal Waterway. On the basis of the above experience and the information obtained from a review of the Matagorda Ship Channel, Texas, project report (l) and other literature, then, available (2) thru (5) a program was formulated in June 1958 and submitted to the Division Engineer in Dallas with the request that the Office of the Chief of Engineers, the Southwestern Division Engineer Office, the Beach Erosion Board and the Committee on Tidal Hydraulics review the program.
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Sinreich, R., S. Coburn, B. Dix, and R. Volkamer. "Ship-based detection of glyoxal over the remote tropical Pacific Ocean." Atmospheric Chemistry and Physics Discussions 10, no. 6 (June 21, 2010): 15075–107. http://dx.doi.org/10.5194/acpd-10-15075-2010.

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Abstract. We present the first detection of glyoxal (CHOCHO) over the remote tropical Pacific Ocean in the Marine Boundary Layer (MBL). The measurements were conducted by means of the University of Colorado Ship Multi-Axis Differential Optical Spectroscopy (CU SMAX-DOAS) instrument aboard the research vessel Ronald H. Brown. The research vessel was on a cruise in the framework of the VAMOS Ocean-Cloud-Atmosphere-Land Study – Regional Experiment (VOCALS-REx) and the Tropical Atmosphere Ocean (TAO) projects lasting from October 2008 through January 2009 (74 days at sea). The CU SMAX-DOAS instrument features a motion compensation system to characterize the pitch and roll of the ship and to compensate for ship movements in real time. We found elevated mixing ratios of up to 170 ppt CHOCHO located inside the MBL up to 3000 km from the continental coast over biologically active upwelling regions of the tropical Eastern Pacific Ocean. This is surprising since CHOCHO is very short lived (atmospheric life time ~2 h) and highly water soluble (Henry's Law constant H=4.2×105 M/atm). This CHOCHO cannot be explained by transport of it or its precursors from continental sources. Rather, the open ocean is a source for CHOCHO to the atmosphere. Dissolved Organic Matter (DOM) photochemistry in surface waters is a source for Volatile Organic Compounds (VOCs) to the atmosphere, e.g. acetaldehyde. The extension of this mechanism to very soluble gases, like CHOCHO, is not straightforward since the air-sea flux is directed from the atmosphere into the ocean. For CHOCHO, the dissolved concentrations would need to be extremely high in order to explain our gas-phase observations by this mechanism (40–70 μM CHOCHO, compared to ~0.01 μM acetaldehyde and 60–70 μM DOM). Further, while there is as yet no direct measurement of VOCs in our study area, measurements of the CHOCHO precursors isoprene, and/or acetylene over phytoplankton bloom areas in other parts of the oceans are too low (by a factor of 10–100) to explain the observed CHOCHO amounts. We conclude that our CHOCHO data cannot be explained by currently understood processes. Yet, it supports first global source estimates of 20 Tg/year CHOCHO from the oceans, which likely is a significant source of secondary organic aerosol (SOA). This chemistry is currently not considered by atmospheric models.
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Sinreich, R., S. Coburn, B. Dix, and R. Volkamer. "Ship-based detection of glyoxal over the remote tropical Pacific Ocean." Atmospheric Chemistry and Physics 10, no. 23 (December 1, 2010): 11359–71. http://dx.doi.org/10.5194/acp-10-11359-2010.

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Abstract. We present the first detection of glyoxal (CHOCHO) over the remote tropical Pacific Ocean in the Marine Boundary Layer (MBL). The measurements were conducted by means of the University of Colorado Ship Multi-Axis Differential Optical Absorption Spectroscopy (CU SMAX-DOAS) instrument aboard the research vessel Ronald H. Brown. The research vessel was on a cruise in the framework of the VAMOS Ocean-Cloud-Atmosphere-Land Study – Regional Experiment (VOCALS-REx) and the Tropical Atmosphere Ocean (TAO) projects lasting from October 2008 through January 2009 (74 days at sea). The CU SMAX-DOAS instrument features a motion compensation system to characterize the pitch and roll of the ship and to compensate for ship movements in real time. We found elevated mixing ratios of up to 140 ppt CHOCHO located inside the MBL up to 3000 km from the continental coast over biologically active upwelling regions of the tropical Eastern Pacific Ocean. This is surprising since CHOCHO is very short lived (atmospheric life time ~2 h) and highly water soluble (Henry's Law constant H = 4.2 × 105 M/atm). This CHOCHO cannot be explained by transport of it or its precursors from continental sources. Rather, the open ocean must be a source for CHOCHO to the atmosphere. Dissolved Organic Matter (DOM) photochemistry in surface waters is a source for Volatile Organic Compounds (VOCs) to the atmosphere, e.g. acetaldehyde. The extension of this mechanism to very soluble gases, like CHOCHO, is not straightforward since the air-sea flux is directed from the atmosphere into the ocean. For CHOCHO, the dissolved concentrations would need to be extremely high in order to explain our gas-phase observations by this mechanism (40–70 μM CHOCHO, compared to ~0.01 μM acetaldehyde and 60–70 μM DOM). Further, while there is as yet no direct measurement of VOCs in our study area, measurements of the CHOCHO precursors isoprene, and/or acetylene over phytoplankton bloom areas in other parts of the oceans are too low (by a factor of 10–100) to explain the observed CHOCHO amounts. We conclude that our CHOCHO data cannot be explained by currently understood processes. Yet, it supports first global source estimates of 20 Tg/year CHOCHO from the oceans, which likely is a significant source of secondary organic aerosol (SOA). This chemistry is currently not considered by atmospheric models.
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Singh, Gurjap, Mehdi Esmaeilpour, and Albert Ratner. "Investigation of Combustion Properties and Soot Deposits of Various US Crude Oils." Energies 12, no. 12 (June 20, 2019): 2368. http://dx.doi.org/10.3390/en12122368.

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The oil boom in the North Dakota oilfields has resulted in improved energy security for the US. Recent estimates of oil production rates indicate that even completion of the Keystone XL pipeline will only fractionally reduce the need to ship this oil by rail. Current levels of oil shipment have already caused significant strain on rail infrastructure and led to crude oil train derailments, resulting in loss of life and property. Treating crude oil as a multicomponent liquid fuel, this work aims to understand crude oil droplet burning and thereby lead to methods to improve train fire safety. Sub-millimeter sized droplets of Pennsylvania, Texas, Colorado, and Bakken crude were burned, and the process was recorded with charge-couple device (CCD) and complementary metal-oxide semiconductor (CMOS) high-speed cameras. The resulting images were post-processed to obtain various combustion parameters, such as burning rate, ignition delay, total combustion time, and microexplosion behavior. The soot left behind was analyzed using a Scanning Electron Microscope (SEM). This data is expected be used for validation of combustion models for complex multicomponent liquid fuels, and subsequently in the modification of combustion properties of crude oil using various additives to make it safer to transport.
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Hu, Lei, Stephen A. Montzka, Ben R. Miller, Arlyn E. Andrews, John B. Miller, Scott J. Lehman, Colm Sweeney, et al. "Continued emissions of carbon tetrachloride from the United States nearly two decades after its phaseout for dispersive uses." Proceedings of the National Academy of Sciences 113, no. 11 (February 29, 2016): 2880–85. http://dx.doi.org/10.1073/pnas.1522284113.

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National-scale emissions of carbon tetrachloride (CCl4) are derived based on inverse modeling of atmospheric observations at multiple sites across the United States from the National Oceanic and Atmospheric Administration’s flask air sampling network. We estimate an annual average US emission of 4.0 (2.0–6.5) Gg CCl4 y−1 during 2008–2012, which is almost two orders of magnitude larger than reported to the US Environmental Protection Agency (EPA) Toxics Release Inventory (TRI) (mean of 0.06 Gg y−1) but only 8% (3–22%) of global CCl4 emissions during these years. Emissive regions identified by the observations and consistently shown in all inversion results include the Gulf Coast states, the San Francisco Bay Area in California, and the Denver area in Colorado. Both the observation-derived emissions and the US EPA TRI identified Texas and Louisiana as the largest contributors, accounting for one- to two-thirds of the US national total CCl4 emission during 2008–2012. These results are qualitatively consistent with multiple aircraft and ship surveys conducted in earlier years, which suggested significant enhancements in atmospheric mole fractions measured near Houston and surrounding areas. Furthermore, the emission distribution derived for CCl4 throughout the United States is more consistent with the distribution of industrial activities included in the TRI than with the distribution of other potential CCl4 sources such as uncapped landfills or activities related to population density (e.g., use of chlorine-containing bleach).
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Wergin, William P., Albert Rango, Eric F. Erbe, and Charles A. Murphy. "Low Temperature SEM of Precipitated and Metamorphosed Snow Crystals Collected and Transported from Remote Sites." Microscopy and Microanalysis 2, no. 3 (June 1996): 99–112. http://dx.doi.org/10.1017/s1431927696210992.

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Procedures were developed to sample, store, ship, and process precipitated and metamorphosed snow crystals, collectively known as “snowflakes,” from remote sites to a laboratory where they could be observed and photographed using low temperature scanning electron microscopy (LTSEM). Snow samples were collected during 1994–96 from West Virginia, Colorado, and Alaska and sent to Beltsville, Maryland for observation. The samples consisted of freshly precipitated snowflakes as well as snow that was collected from pits that were excavated in winter snowfields measuring up to 1.5m in depth. The snow crystals were mounted onto copper plates, plunged into lN2 and then transferred to a storage dewar that was shipped to the laboratory. Observations, which could be easily recorded in stereo format (three-dimension), revealed detailed surface features on the precipitated crystals consisting of rime, graupel, and skeletal features. Samples from snowpacks preserved the metamorphosed crystals, which had unique structural features and bonding patterns resulting from temperature and vapor pressure gradients. In late spring, the surface of a snowpack in an alpine region exhibited a reddish hue. Undisturbed surfaces from these snowpacks could be sampled to observe the snow crystals as well as the organisms responsible for the coloration. Etching the surface of samples from these sites exposed the presence of numerous cells believed to be algae. The results of this study indicate that LTSEM can be used to provide detailed information about the surface features of precipitated and metamorphosed snow crystals sampled at remote locations. The technique can also be used to increase our understanding about the ecology of snow. The results have application to research activities that attempt to forecast the quantity of water in the winter snowpack and the amount that will ultimately reach reservoirs and be available for agriculture and hydroelectric power.
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8

Volkamer, R., S. Baidar, T. L. Campos, S. Coburn, J. P. DiGangi, B. Dix, E. W. Eloranta, et al. "Aircraft measurements of BrO, IO, glyoxal, NO<sub>2</sub>, H<sub>2</sub>O, O<sub>2</sub>–O<sub>2</sub> and aerosol extinction profiles in the tropics: comparison with aircraft-/ship-based in situ and lidar measurements." Atmospheric Measurement Techniques 8, no. 5 (May 20, 2015): 2121–48. http://dx.doi.org/10.5194/amt-8-2121-2015.

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Abstract. Tropospheric chemistry of halogens and organic carbon over tropical oceans modifies ozone and atmospheric aerosols, yet atmospheric models remain largely untested for lack of vertically resolved measurements of bromine monoxide (BrO), iodine monoxide (IO) and small oxygenated hydrocarbons like glyoxal (CHOCHO) in the tropical troposphere. BrO, IO, glyoxal, nitrogen dioxide (NO2), water vapor (H2O) and O2–O2 collision complexes (O4) were measured by the University of Colorado Airborne Multi-AXis Differential Optical Absorption Spectroscopy (CU AMAX-DOAS) instrument, aerosol extinction by high spectral resolution lidar (HSRL), in situ aerosol size distributions by an ultra high sensitivity aerosol spectrometer (UHSAS) and in situ H2O by vertical-cavity surface-emitting laser (VCSEL) hygrometer. Data are presented from two research flights (RF12, RF17) aboard the National Science Foundation/National Center for Atmospheric Research Gulfstream V aircraft over the tropical Eastern Pacific Ocean (tEPO) as part of the "Tropical Ocean tRoposphere Exchange of Reactive halogens and Oxygenated hydrocarbons" (TORERO) project (January/February 2012). We assess the accuracy of O4 slant column density (SCD) measurements in the presence and absence of aerosols. Our O4-inferred aerosol extinction profiles at 477 nm agree within 6% with HSRL in the boundary layer and closely resemble the renormalized profile shape of Mie calculations constrained by UHSAS at low (sub-Rayleigh) aerosol extinction in the free troposphere. CU AMAX-DOAS provides a flexible choice of geometry, which we exploit to minimize the SCD in the reference spectrum (SCDREF, maximize signal-to-noise ratio) and to test the robustness of BrO, IO and glyoxal differential SCDs. The RF12 case study was conducted in pristine marine and free tropospheric air. The RF17 case study was conducted above the NOAA RV Ka'imimoana (TORERO cruise, KA-12-01) and provides independent validation data from ship-based in situ cavity-enhanced DOAS and MAX-DOAS. Inside the marine boundary layer (MBL) no BrO was detected (smaller than 0.5 pptv), and 0.2–0.55 pptv IO and 32–36 pptv glyoxal were observed. The near-surface concentrations agree within 30% (IO) and 10% (glyoxal) between ship and aircraft. The BrO concentration strongly increased with altitude to 3.0 pptv at 14.5 km (RF12, 9.1 to 8.6° N; 101.2 to 97.4° W). At 14.5 km, 5–10 pptv NO2 agree with model predictions and demonstrate good control over separating tropospheric from stratospheric absorbers (NO2 and BrO). Our profile retrievals have 12–20 degrees of freedom (DoF) and up to 500 m vertical resolution. The tropospheric BrO vertical column density (VCD) was 1.5 × 1013 molec cm−2 (RF12) and at least 0.5 × 1013 molec cm−2 (RF17, 0–10 km, lower limit). Tropospheric IO VCDs correspond to 2.1 × 1012 molec cm−2 (RF12) and 2.5 × 1012 molec cm−2 (RF17) and glyoxal VCDs of 2.6 × 1014 molec cm−2 (RF12) and 2.7 × 1014 molec cm−2 (RF17). Surprisingly, essentially all BrO as well as the dominant IO and glyoxal VCD fraction was located above 2 km (IO: 58 ± 5%, 0.1–0.2 pptv; glyoxal: 52 ± 5%, 3–20 pptv). To our knowledge there are no previous vertically resolved measurements of BrO and glyoxal from aircraft in the tropical free troposphere. The atmospheric implications are briefly discussed. Future studies are necessary to better understand the sources and impacts of free tropospheric halogens and oxygenated hydrocarbons on tropospheric ozone, aerosols, mercury oxidation and the oxidation capacity of the atmosphere.
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Quinn, Patricia K., Elizabeth J. Thompson, Derek J. Coffman, Sunil Baidar, Ludovic Bariteau, Timothy S. Bates, Sebastien Bigorre, et al. "Measurements from the RV <i>Ronald H. Brown</i> and related platforms as part of the Atlantic Tradewind Ocean-Atmosphere Mesoscale Interaction Campaign (ATOMIC)." Earth System Science Data 13, no. 4 (April 29, 2021): 1759–90. http://dx.doi.org/10.5194/essd-13-1759-2021.

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Abstract. The Atlantic Tradewind Ocean-Atmosphere Mesoscale Interaction Campaign (ATOMIC) took place from 7 January to 11 July 2020 in the tropical North Atlantic between the eastern edge of Barbados and 51∘ W, the longitude of the Northwest Tropical Atlantic Station (NTAS) mooring. Measurements were made to gather information on shallow atmospheric convection, the effects of aerosols and clouds on the ocean surface energy budget, and mesoscale oceanic processes. Multiple platforms were deployed during ATOMIC including the NOAA RV Ronald H. Brown (RHB) (7 January to 13 February) and WP-3D Orion (P-3) aircraft (17 January to 10 February), the University of Colorado's Robust Autonomous Aerial Vehicle-Endurant Nimble (RAAVEN) uncrewed aerial system (UAS) (24 January to 15 February), NOAA- and NASA-sponsored Saildrones (12 January to 11 July), and Surface Velocity Program Salinity (SVPS) surface ocean drifters (23 January to 29 April). The RV Ronald H. Brown conducted in situ and remote sensing measurements of oceanic and atmospheric properties with an emphasis on mesoscale oceanic–atmospheric coupling and aerosol–cloud interactions. In addition, the ship served as a launching pad for Wave Gliders, Surface Wave Instrument Floats with Tracking (SWIFTs), and radiosondes. Details of measurements made from the RV Ronald H. Brown, ship-deployed assets, and other platforms closely coordinated with the ship during ATOMIC are provided here. These platforms include Saildrone 1064 and the RAAVEN UAS as well as the Barbados Cloud Observatory (BCO) and Barbados Atmospheric Chemistry Observatory (BACO). Inter-platform comparisons are presented to assess consistency in the data sets. Data sets from the RV Ronald H. Brown and deployed assets have been quality controlled and are publicly available at NOAA's National Centers for Environmental Information (NCEI) data archive (https://www.ncei.noaa.gov/archive/accession/ATOMIC-2020, last access: 2 April 2021). Point-of-contact information and links to individual data sets with digital object identifiers (DOIs) are provided herein.
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Guo, Manze, Zhenzhou Yuan, Bruce Janson, Yongxin Peng, Yang Yang, and Wencheng Wang. "Older Pedestrian Traffic Crashes Severity Analysis Based on an Emerging Machine Learning XGBoost." Sustainability 13, no. 2 (January 18, 2021): 926. http://dx.doi.org/10.3390/su13020926.

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Older pedestrians are vulnerable on the streets and at significant risk of injury or death when involved in crashes. Pedestrians’ safety is critical for roadway agencies to consider and improve, especially older pedestrians aged greater than 65 years old. To better protect the older pedestrian group, the factors that contribute to the older crashes need to be analyzed deeply. Traditional modeling approaches such as Logistic models for data analysis may lead to modeling distortions due to the independence assumptions. In this study, Extreme Gradient Boosting (XGBoost), is used to model the classification problem of three different levels of severity of older pedestrian traffic crashes from crash data in Colorado, US. Further, Shapley Additive explanations (SHAP) are implemented to interpret the XGBoost model result and analyze each feature’s importance related to the levels of older pedestrian crashes. The interpretation results show that the driver characteristic, older pedestrian characteristics, and vehicle movement are the most important factors influencing the probability of the three different severity levels. Those results investigate each severity level’s correlation factors, which can inform the department of traffic management and the department of road infrastructure to protect older pedestrians by controlling or managing some of those significant features.
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Dissertations / Theses on the topic "Colorado (Ship)"

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Jamnongpipatkul, Arada. "Ship Rolling Motion Subjected to Colored Noise Excitation." Thesis, 2010. http://hdl.handle.net/1969.1/ETD-TAMU-2010-12-8850.

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In this research the stochastic nonlinear dynamic behaviors and probability density function of ship rolling are studied by nonlinear dynamic method and probability theory. The probability density function of rolling response is evaluated through solving the stochastic differential equations by using path integral method based on Gauss-Legendre interpolation scheme. The time-dependent probability of ship rolling restricted within the safe domain is provided and capsizing is investigated in the probability‟s view. The random differential equation of ships‟ rolling motion is established considering the nonlinear damping, nonlinear restoring moment, the white noise wave excitation, and the colored noise wave excitation. As an example, an ocean survey vessel T-AGOS is considered to sail in the seas of Pierson-Moskowitz wave spectrum. It is found that the probability decreases as time progresses and it decreases much more quickly for the high intensity of the noise. The ship will finally leave the safe domain and capsize in the probability‟s view. It is also shown the similarity of probability density contours between the case of white noise wave excitation and the case of colored noise wave excitation.
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SHIH, YU-NAN, and 石有男. "Life Support System-The Works of Colored Ink Painting by Shih Yu-Nan." Thesis, 2015. http://ndltd.ncl.edu.tw/handle/3bcn5m.

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碩士
大葉大學
設計暨藝術學院碩士在職專班
103
Life-support system is a sustain mode of existence and life. All creatures have a basic way to subsist in the world. My creations revolve around this concept. I used the symbolic meaning and irony creation to criticize existing social issues in Taiwan. We live in the island, facing the social environment, we have different views and ideas. In the form of art to express, so that art and life are closely linked. Record and reflect social problems of this era, so that works as a social force. When you crack a smile in the face of my works, I hope to make everyone interested in social. And think about this problem in the society in different angles. Let every member of Taiwanese who are more concerned about the land.
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Books on the topic "Colorado (Ship)"

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Teakwood decks. [Independence, Mo: Susquehanna Publishers, 1985.

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Thevenot, Michelle M. Navigation simulation study, mouth of the Colorado River, Matagorda, Texas. Vicksburg, Miss: U.S. Army Engineer Waterways Experiment Station, 1997.

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Tai ping tian guo Zhong wang fu cai hua: The architectural colored painting of the mansion of Prince Zhong of Taiping Heavenly Kingdom. Beijing Shi: Wen wu chu ban she, 2011.

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Herrera, Efren. Littlest Pet Shop Libro Da Colorare: Libro Da Colorare Meraviglioso per Bambini Dai 3 Ai 12 Anni. Independently Published, 2020.

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Publishing, Amineme. Epic Shit Colored Turttle: Cute Animals Lined Journal 120 Lined Pages for a Dream Diary or Journaling, with a Mate Blue Texture Cover He Perfect Gift for Any Animals Lover. Independently Published, 2019.

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Publishing, Amineme. Epic Shit Colored Chicken: Cute Animals Lined Journal 120 Lined Pages for a Dream Diary or Journaling, with a Mate Blue Texture Cover He Perfect Gift for Any Animals Lover. Independently Published, 2019.

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Publishing, Amineme. Epic Shit Colored Mamut: Cute Animals Lined Journal 120 Lined Pages for a Dream Diary or Journaling, with a Mate Blue Texture Cover He Perfect Gift for Any Animals Lover. Independently Published, 2019.

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Book chapters on the topic "Colorado (Ship)"

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Douglass, Frederick. "Apprenticeship Life." In My Bondage and My Freedom. Oxford University Press, 2019. http://dx.doi.org/10.1093/owc/9780198820710.003.0023.

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Nothing lost by the attempt to run away—Comrades in their old homes—Reasons for sending author away—Return to Baltimore—Contrast between ‘Tommy’ and that of his colored companion—Trials in Gardiner’s ship yard—Desperate fight—its causes—Conflict between white and black labor—Description of the outrage—Colored testimony nothing—Conduct of Master Hugh—Spirit...
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Pryor, Elizabeth Stordeur. "The Atlantic Voyage and Black Radicalism." In Colored Travelers. University of North Carolina Press, 2016. http://dx.doi.org/10.5149/northcarolina/9781469628578.003.0006.

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Chapter 5 looks at the Atlantic crossing from the United States to Great Britain, where colored travelers shifted their protest strategies at sea. Black abolitionists made this journey between the 1830s and the 1860s, and they found that even British-owned steamship companies practiced segregation. Interestingly, however, black activists did not take on Atlantic captains and ship proprietors with the same ferocity that they had conductors back home. In part, this was because the ocean voyage, which lasted between nine and fourteen days, was too confining and dangerous to defy white vigilantes. Yet, more importantly, colored travelers also knew that desegregating Atlantic steamships was hardly the endgame. Rather, colored travelers relaxed their protest strategies while on board and remained focused on the significance of the trip itself. They wanted to reach foreign shores, connect with British abolitionists, and most of all see if the promises were true that abroad African Americans could experience true freedom of mobility, a right that eluded them at home. This is not to suggest that activists did not protest segregation on British steamships. They did, but without the physical assertiveness they adopted in the fight against the Jim Crow car. The story of Frederick Douglass’s harrowing transatlantic voyage in 1845 shows this. An analysis of early nineteenth- century shipboard culture and the British-owned Cunard steamship line illustrates how, for colored travelers, the transatlantic voyage emerged as a liminal phase between American racism and their perceptions of British and European egalitarianism.
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Bergeson-Lockwood, Millington W. "You Will Find the Colored Voters on the Butler Ship This Fall." In Race Over Party, 55–85. University of North Carolina Press, 2018. http://dx.doi.org/10.5149/northcarolina/9781469640419.003.0005.

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This chapter focuses on black activism in and around Benjamin’s Butler’s campaigns as a Democrat for governor in the late 1870s and early 1880s. This campaign exposed fissures in the black political community over how best to achieve their political vision. One side advocated continued loyalty to the Republican Party. The other depended on partisan independence and the willingness of black voters to support Democratic candidates. Despite eventual defeat, black independents hardened their resolve and attracted new supporters best seen through the retrenchment of black independent politics in new organizations and their turn to national politics.
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Murray, Robert. "“To Be Called a Free Colored Man in the States Is Synonymous with What We Here Term Slavery”." In Atlantic Passages, 23–74. University Press of Florida, 2021. http://dx.doi.org/10.5744/florida/9780813066752.003.0002.

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In chapter 1 Murray establishes the trajectories of several Liberian settlers’ during their travels in the United States, what they wanted to accomplish, and what they actually attained. He traces how the settlers’ whiteness became entangled with arguments regarding their relative “civilization” and the power that discourse provided to certain well-positioned settlers to make claims for an elevated status. These settlers sought a liminal position between antipodal whiteness and blackness; they hoped to remain undefined and unfixed and, in this manner, slip through American society’s racialized norms. The same ships that returned Liberian settlers to America also brought native Africans across the Atlantic to America. The resulting exchange between the two societies shaped racial consciousness not only in the United States but also within the Liberian colonies themselves.
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Taber, Douglass F. "Alkaloid Synthesis: ( S )-Nicotine (Helmchen), (+)-CP-99,994 (Shi),(-)-Adaline (Yu), (-)-Securinine (Bayó n/Figueredo), Alkaloid 223A (Aubé ), (-)-Huperzine A (Fukuyama) 110." In Organic Synthesis. Oxford University Press, 2013. http://dx.doi.org/10.1093/oso/9780199965724.003.0057.

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The recent development of practical methods for the asymmetric preparation of amines has enabled creative approaches to alkaloid construction. Günter Helmchen of the Ruprecht-Karls-Universit ät Heidelberg developed (Synlett 2009, 1413) an iridium catalyst that mediated the enantioselective amination of the allylic carbonate 1 to give 2. Hydroformylation followed by reduction then completed the synthesis of ( S )-nicotine 3. Yian Shi of Colorado State University devised (J. Org. Chem. 2009, 74, 7577) a Pd catalyst for the enantioselective oxidative diamination of terminal alkenes such as 4. The product 6 was readily carried on to (+)-CP-99,994, a potent and selective nonpeptide substance P receptor antagonist. Chan-Mo Yu of Sungkyunkwan University prepared (Synlett 2009, 1498) the alcohol corresponding to the azide 8 by BINOL-catalyzed addition of an allyl stannane to the corresponding aldehyde. Reduction of the azide and subsequent intramolecular condensation with the ketone gave an imine, which was cyclized with Bu3SnF to 9. Oxidative cleavage then delivered (-)-adaline 10. Barry M. Trost of Stanford University developed a family of Pd catalysts for the enantioselective coupling of racemic butadiene monoepoxide 12 with a range of nucleophiles. Pau Bayón and Marta Figueredo of the Universitat Autónoma de Barcelona extended (J. Org. Chem. 2009, 74, 6199) that range to include glutarimide 11 and succinimide. The adduct 13 provided the enantiomerically pure core for a total synthesis of (-)-securinine 14, and others of the Securinega alkaloids. Jeffrey Aubé of the University of Kansas prepared (Organic Lett. 2009, 11, 4140) the enantiomerically enriched ketone 15 by the enantioselective hydroboration of norbornadiene, followed by oxidation and alkylation. Intramolecular Schmidt cyclization following the protocol he had developed converted 15 into 16. He then took advantage of the still substantial ring strain of the expanded norbornene to drive ring-opening metathesis, giving, after hydrogenation, the lactam 17. He was able to selectively convert 17 into either 18 or the diastereomer in which the ethyl groups are cis one to another by varying the acid used in the final reductive work-up.
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Taber, Douglass F. "C–H Functionalization: The Ono/Kato/Dairi Synthesis of Fusiocca-1,10(14)-diene-3,8β,16-triol." In Organic Synthesis. Oxford University Press, 2015. http://dx.doi.org/10.1093/oso/9780190200794.003.0018.

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Theodore A. Betley of Harvard University devised (J. Am. Chem. Soc. 2011, 133, 4917) an iron catalyst for inserting the nitrene from 2 into the C–H of 1 to give 3. Bernhard Breit of the Freiburg Institute for Advanced Studies uncovered (J. Am. Chem. Soc. 2011, 133, 2386) a Rh catalyst that effected the intriguing hydration of a terminal alkyne 4 to the allylic ester 5. Yian Shi of Colorado State University specifically oxidized (Org. Lett. 2011, 13, 1548) one of the two allylic sites of 6 to give 7. Kálmán J. Szabó of Stockholm University optimized (J. Org. Chem. 2011, 76, 1503) the allylic oxidation of 9 to 10, using the inexpensive sodium perborate. Masayuki Inoue of the University of Tokyo specifically carbamoylated (Tetrahedron Lett. 2011, 52, 2885) the acetonide 12 to give 14. Stephen Caddick of University College London added (Tetrahedron Lett. 2011, 52, 1067) the formyl radical from 15 to 16 to give 17. Ilhyong Ryu of Osaka Prefecture University and Maurizio Fagnoni of the University of Pavia employed (Angew. Chem. Int. Ed. 2011, 50, 1869) a related strategy to effect the net transformation of 18 to 20. There are many examples of the oxidation of ethers and amines to reactive intermediates that can go on to carbon–carbon bond formation. Ram A. Vishwakarma of the Indian Institute of Integrative Medicine observed (Chem. Commun. 2011, 47, 5852) that with an iron catalyst, the aryl Grignard 22 smoothly coupled with THF 21 to give 23. Gong Chen of Pennsylvania State University effected (Angew. Chem. Int. Ed. 2011, 50, 5192) specific remote C–H arylation of 24, leading to 26. Takahiko Akiyama of Gakushuin University established (J. Am. Chem. Soc. 2011, 133, 2424) conditions for intramolecular hydride abstraction, effecting the conversion of 27 to 28. C–H functionalization in nature is often mediated by cytochrome P450 oxidation. Zhi Li of the National University of Singapore showed (Chem. Commun. 2011, 47, 3284) that a particular cytochrome P450 selectively oxidized 29 to the alcohol 30, leaving the chemically more reactive benzylic position intact.
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Taber, Douglass F. "C–N Ring Construction: The Harrity Synthesis of Quinolizidine (–)-217A." In Organic Synthesis. Oxford University Press, 2015. http://dx.doi.org/10.1093/oso/9780190200794.003.0054.

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David M. Jenkins of the University of Tennessee devised (J. Am. Chem. Soc. 2011, 133, 19342) an iron catalyst for the aziridination of an alkene 1 with an aryl azide 2. Yoshiji Takemoto of Kyoto University cyclized (Org. Lett. 2011, 13, 6374) the prochiral oxime derivative 4 to the azirine 5 in high ee. Organometallics added to 5 syn to the pendant ester. Hyeung-geun Park of Seoul National University used (Adv. Synth. Catal. 2011, 353, 3313) a chiral phase transfer catalyst to effect the enantioselective alkylation of 6 to 7. Yian Shi of Colorado State University showed (Org. Lett. 2011, 13, 6350) that a chiral Brønsted acid mediated the enantioselective cyclization of 8 to 9. Mattie S.M. Timmer of Victoria University of Wellington and Bridget L. Stocker of Malaghan Institute of Medical Research effected (J. Org. Chem. 2011, 76, 9611) the oxidative cyclization of 10 to 11. They also showed (Tetrahedron Lett. 2011, 52, 4803, not illustrated) that the same cyclization worked well to construct piperidine derivatives. Jose L. Vicario of the Universidad del País Vasco extended (Adv. Synth. Catal. 2011, 353, 3307) organocatalysis to the condensation of 12 with 13 to give the pyrrolidine 14. Jinxing Ye of the East China University of Science and Technology used (Adv. Synth. Catal. 2011, 353, 343) the same Hayashi catalyst to condense 15 with 16 to give 17. André B. Charette of the Université de Montreal expanded (Org. Lett. 2011, 13, 3830) 18, prepared by Petasis-Mannich coupling followed by ring-closing metathesis, to the piperidine 20. Marco Bella of the “Sapienza” University of Roma effected (Org. Lett. 2011, 13, 4546) enantioselective addition of 22 to the prochiral 21 to give 23. Ying-Chun Chen of Sichuan University and Chun-An Fan of Lanzhou University cyclized (Adv. Synth. Catal. 2011, 353, 2721) 24 to 25 in high ee. Andreas Schmid of TU Dortmund showed (Adv. Synth. Catal. 2011, 353, 2501) that ω-laurolactam hydrolases could be used to cyclize the ester 26, but not the free acid, to the macrolactam 27.
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Taber, Douglass. "Enantioselective Construction of Arrays of Stereogenic Centers." In Organic Synthesis. Oxford University Press, 2011. http://dx.doi.org/10.1093/oso/9780199764549.003.0042.

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An impressive array of new catalysts for enantioselective homologation have been reported. Carlos F. Barbas III of Scripps/La Jolla has found (Angew. Chem. Int. Ed. 2007, 46, 5572 ) that the commercial amino acid 3 mediated the addition of dihydroxyacetone 2 to an aldehyde such as 1 to give the triol 4 with high enantio- and diastereocontrol. Takashi Ooi of Nagoya University has devised (J. Am. Chem. Soc. 2007, 129, 12392) the catalyst 6 for the anti addition (Henry reaction) of nitro alkanes such as 5 to aldehydes. Takayoshi Arai of Chiba University has developed (Organic Lett. 2007, 9, 3595) a complementary catalyst (not shown) that mediated syn addition. Jonathan A. Ellman of the University of California, Berkeley has uncovered (J. Am. Chem. Soc. 2007, 129, 15110) the catalyst 10 for the aza-Henry reaction. Yian Shi of Colorado State University has found (J. Am. Chem. Soc. 2007, 129, 11688) ligands for Pd that direct the absolute sense of the addition of 13 to dienes such as 12. Bernhard Breit of Albert-Ludwigs-Universität, Freiburg has devised conditions (Adv. Synth. Cat. 2007, 349, 1891) for the Rh-catalyzed hydroformylation of α-olefins such as 15, and same-pot proline-catalyzed condensation of the linear aldehyde so produced with a branched aldehyde such as 17 to give, after reductive workup, the branched diol 18. Scott G. Nelson of the University of Pittsburgh has established (J. Am. Chem. Soc. 2007, 129, 11690) conditions, using Cinchona alkaloid derived catalysts, for the condensation of the imine surrogate 19 with the ketene precursor 20, to give the Mannich product 21. Scott E. Schaus of Boston University has developed (J. Am. Chem. Soc. 2007, 129, 15398) a complementary approach, based on catalyzed addition of isolated allyl borinates such as 23 to the activated imine 22. Kálmán J. Szabó of Stockholm University has found (J. Am. Chem. Soc. 2007, 129, 13723) that substituted allyl borinates can be prepared and reacted in situ. Martin Hiersemann of the Universität Dortmund has reported (Organic Lett. 2007, 9, 4979) the remarkable Cu*-catalyzed Claisen rearrangement of the prochiral 24, leading to 25 and thus to the versatile intermediate 27.
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Taber, Douglass F. "Enantioselective Synthesis of Alcohols and Amines: The Fujii/Ohno Synthesis of (+)-Lysergic Acid." In Organic Synthesis. Oxford University Press, 2015. http://dx.doi.org/10.1093/oso/9780190200794.003.0035.

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Ramón Gómez Arrayás and Juan C. Carretero of the Universidad Autónoma de Madrid effected (Chem. Commun. 2011, 47, 6701) enantioselective conjugate borylation of an unsaturated sulfone 1, leading to the alcohol 2. Robert E. Gawley of the University of Arkansas found (J. Am. Chem. Soc. 2011, 133, 19680) conditions for enantioselective ketone reduction that were selective enough to distinguish between the ethyl and propyl groups of 3 to give 4. Vicente Gotor of the Universidad de Oviedo used (Angew. Chem. Int. Ed. 2011, 50, 8387) an overexpressed Baeyer-Villiger monoxygenase to prepare 6 by dynamic kinetic resolution of 5. Li Deng of Brandeis University prepared (J. Am. Chem. Soc. 2011, 133, 12458) 8 in high ee by kinetic enantioselective migration of the alkene of racemic 7. Bernhard Breit of the Freiburg Institute for Advanced Studies established (J. Am. Chem. Soc. 2011, 133, 20746) the oxygenated quaternary center of 10 by the addition of benzoic acid to the allene 9. Keith R. Fandrick of Boehringer Ingelheim constructed (J. Am. Chem. Soc. 2011, 133, 10332) the oxygenated quaternary center of 13 by enantioselective addition of the propargylic nucleophile 12 to 11. Yian Shi of Colorado State University devised (J. Am. Chem. Soc. 2011, 133, 12914) conditions for the enantioselective transamination of the α-keto ester 14 to the amine 15. Professor Deng added (Adv. Synth. Catal. 2011, 353, 3123) 18 to an enone 17 to give the protected amine 19. Song Ye of the Institute of Chemistry, Beijing effected (J. Am. Chem. Soc. 2011, 133, 15894) elimination/addition of an unsaturated acid chloride 20 to give the γ-amino acid derivative 22. Frank Glorius of the Universität Münster added (Angew. Chem. Int. Ed. 2011, 50, 1410) an aldehyde 23 to 24 to give the amide 25. Sentaro Okamoto of Kanagawa University designed (J. Org. Chem. 2011, 76, 6678) an organocatalyst for the enantioselective Steglich rearrangement of 26, creating the aminated quaternary center of 27. Most impressive of all was the report (Org. Lett. 2011, 13, 5460) by Hélène Lebel of the Université de Montréal of the direct enantioselective C–H amination of 28 to give 29.
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Griffith, Allison K., and Tristan H. Lambert. "Alkenes." In Organic Synthesis. Oxford University Press, 2017. http://dx.doi.org/10.1093/oso/9780190646165.003.0027.

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The α-C–H functionalization of piperidine catalyzed by tantalum complex 1 to pro­duce amine 2 was developed (Org. Lett. 2013, 15, 2182) by Laurel L. Schafer at the University of British Columbia. An asymmetric diamination of diene 3 with diaziri­dine reagent 4 under palladium catalysis to furnish cyclic sulfamide 5 was developed (Org. Lett. 2013, 15, 796) by Yian Shi at Colorado State University. Enantioenriched β-fluoropiperdine 8 was prepared (Angew. Chem. Int. Ed. 2013, 52, 2469) via amino­fluorocyclization of 6 with hypervalent iodide 7, as reported by Cristina Nevado at the University of Zurich. Erick M. Carreira at ETH Zürich disclosed (J. Am. Chem. Soc. 2013, 135, 6814) a ruthenium-catalyzed hydrocarbamoylation of allylic formamide 9 to yield pyrrolidone 10. Hans-Günther Schmalz at the University of Köln disclosed (Angew. Chem. Int. Ed. 2013, 52, 1576) an asymmetric hydrocyanation of styrene 11 with Ni(cod)₂ and phosphine–phosphite ligand 12 to yield exclusively the branched cyanide 13. A simi­lar transformation of styrene 11 to the hydroxycarbonylated product 15 was catalyzed (Chem. Commun. 2013, 49, 3306) by palladium complex 14, as reported by Matthew L. Clarke at the University of St Andrews. Feng-Ling Qing at the Chinese Academy of Sciences found (Angew. Chem. Int. Ed. 2013, 52, 2198) that the hydrotrifluoromethylation of unactivated alkene 16 to 17 was catalyzed by silver nitrate. The same transformation was also reported (J. Am.Chem. Soc. 2013, 135, 2505) by Véronique Gouverneur at the University of Oxford using a ruthenium photocatalyst and the Umemoto reagent 18. Clark R. Landis at the University of Wisconsin, Madison reported (Angew. Chem. Int. Ed. 2013, 52, 1564) a one-pot asymmetric hydroformylation using 21 followed by Wittig olefination to transform alkene 19 into the γ-chiral α,β-unsaturated carbonyl compound 20. Debabrata Mati at the Indian Institute of Technology Bombay found (J. Am. Chem. Soc. 2013, 135, 3355) that alkene 22 could be nitrated stereoselectively with silver nitrite and TEMPO to form alkene 23. Damian W. Young at the Broad Institute disclosed (Org. Lett. 2013, 15, 1218) that a macrocyclic vinylsiloxane 24, which was synthesized via an E-selective ring clos­ing metathesis reaction, could be functionalized to make either E- or Z-alkenes, 25 and 26.
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Conference papers on the topic "Colorado (Ship)"

1

Heise, Elizabeth A., Chu-Lin Cheng, Juan L. Gonzalez, Jihoon Kang, Carlos Cintra-Buenrostro, Jude Benavides, James Hinthorne, and Frank Dirrigl. "STIMULATING HISPANIC PARTICIPATION IN THE GEOSCIENCES (SHIP-GEO) AT RIO GRANDE VALLEY IN SOUTH TEXAS." In GSA Annual Meeting in Denver, Colorado, USA - 2016. Geological Society of America, 2016. http://dx.doi.org/10.1130/abs/2016am-286199.

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Clark, Pascal, Ivars Kirsteins, and Les Atlas. "Multiband analysis for colored amplitude-modulated ship noise." In 2010 IEEE International Conference on Acoustics, Speech and Signal Processing. IEEE, 2010. http://dx.doi.org/10.1109/icassp.2010.5495776.

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Thomson, Karen B., Jonathan Lewis, and Sharon Cooper. "RECRUITING STRATEGIES FOR THE STEM STUDENT EXPERIENCES ABOARD SHIPS (STEMSEAS) PROGRAM." In GSA Annual Meeting in Denver, Colorado, USA - 2016. Geological Society of America, 2016. http://dx.doi.org/10.1130/abs/2016am-285598.

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Cooper, Sharon, Jonathan Lewis, Karen B. Thomson, Beth Rabin, Mark Leckie, Kristen St. John, Stephen F. Pekar, and Katrien J. van der Hoeven Kraft. "INITIAL RESULTS FROM THE STEM STUDENT EXPERIENCES ABOARD SHIPS (STEMSEAS) PROGRAM." In GSA Annual Meeting in Denver, Colorado, USA - 2016. Geological Society of America, 2016. http://dx.doi.org/10.1130/abs/2016am-285959.

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Steuben, John, Ken Andersen, Chris Ostrum, and Cameron J. Turner. "Design of an Instrumented Lathe Tool Post for Vibration Monitoring Studies." In ASME 2010 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference. ASMEDC, 2010. http://dx.doi.org/10.1115/detc2010-28255.

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The research presented here details the development of an instrumented lathe tool post which has potential use in conducting a wide range of vibration monitoring studies, including condition-based maintenance or prognostic health management. The system developed allows for the modular mounting of instruments in differing configurations on an industry-standard tool post, which was developed in collaboration with a first-year graduate class in sensors and signals at the Colorado School of Mines. Data acquisition and the development of an interactive data analysis tool used for post-processing is discussed using results from a case study obtained by turning 304 stainless steel on a shop lathe. It is shown that chatter can be detected using a novel bi-level FFT approach at low computational cost. Potential future applications for the developed system are introduced, including real-time tool condition analysis and the development of a fully instrumented machine shop.
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Lewis, Jonathan, Sharon Cooper, Jon Alberts, and Karen Thomson. "OVERARCHING VISION AND STRUCTURE OF THE STEM STUDENT EXPERIENCES ABOARD SHIPS (STEMSEAS) PROGRAM." In GSA Annual Meeting in Denver, Colorado, USA - 2016. Geological Society of America, 2016. http://dx.doi.org/10.1130/abs/2016am-283057.

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Halkyard, John, Rizwan Sheikh, Thiago Marinho, Shan Shi, and Matthew Ascari. "Current Developments in the Validation of Numerical Methods for Predicting the Responses of an Ocean Thermal Energy Conversion (OTEC) System Cold Water Pipe." In ASME 2014 33rd International Conference on Ocean, Offshore and Arctic Engineering. American Society of Mechanical Engineers, 2014. http://dx.doi.org/10.1115/omae2014-24636.

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Ocean Thermal Energy Conversion (OTEC) was a subject of intense research in the late 1970s and early 1980s in response to a historical jump in oil prices from the 1973 oil embargo. The principal author for this paper first met Prof. Paulling as a participant in a National Research Council (NRC) Panel to review OTEC Technology around 1982. Prof. Pauling had authored a frequency domain program to analyze the coupled response of a platform and OTEC pipe. The author was involved in model tests to validate the program. The United States (U.S.) Department of Energy (DoE) and National Oceanic and Atmospheric Administration (NOAA) had sponsored this work, along with the development of other numerical methods. Shortly after the NRC completed its review, oil prices fell and interest in renewable energy, including OTEC, evaporated. Fast forward to the 2000s, the price of oil skyrocketed again, and OTEC research saw a rebirth. Lockheed Martin and others have been working on new OTEC designs over the course of the last several years. As was the case thirty-five years ago, the cold water pipe remains a key technical challenge. A commercial scale OTEC plant requires a pipe diameter of about 10-meter (m) and a length of 1,000m to pump about half the average discharge of the Colorado River from the deep ocean to the surface and through heat exchangers. Because of the large effective mass of the CWP and entrained water, the dynamic response of the OTEC CWP and the platform can only be considered as a coupled system. This conclusion is not new, but is worth repeating and doubly important to consider when the supporting platform is a semi-submersible as opposed to a large water plane ship shaped vessel. A new generation of software is available to analyze the cold water pipe-platform responses, including the important effect of the fluid flow inside the pipe and the local effects at the connection of the pipe to the platform. The DoE and Lockheed Martin recently sponsored a 1:50 scale wave basin model test of a commercial OTEC platform with an elastically scaled model of a 10m pipe. The purpose of the test was to validate the use of current software for the large CWP diameters in the designs of a pilot or commercial systems in the near future. This paper will briefly review past work on the OTEC cold-water pipe and present the current state of the art in numerical modeling and the results of the model tests recently completed. It will include recommendations for further experimental and numerical work to be prepared for the future design of OTEC systems.
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Zang, Daxin, Xiaoding Shi, and MaoZhong Jin. "Modeling and scheduling of real-life assembly job shop with timed colored Petri net." In 2010 7th International Conference on Service Systems and Service Management (ICSSSM 2010). IEEE, 2010. http://dx.doi.org/10.1109/icsssm.2010.5530191.

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Wang, Ying, Zhou Zhu, Tony D. Church, Dave C. Francisco, Joe Rae Wright, and Monica Kraft. "Role Of SHP-1 In The Regulation Of Mycoplasma Pneumoniae-Induced Inflammation In Asthmatic Airway Epithelial Cells." In American Thoracic Society 2011 International Conference, May 13-18, 2011 • Denver Colorado. American Thoracic Society, 2011. http://dx.doi.org/10.1164/ajrccm-conference.2011.183.1_meetingabstracts.a2828.

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Rauf, Walter, and Russell Philipp. "U.S. Navy Experiences Coking of Lube Oil Purifier Heaters." In ASME Turbo Expo 2009: Power for Land, Sea, and Air. ASMEDC, 2009. http://dx.doi.org/10.1115/gt2009-60057.

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Normally U.S. Navy ships operate their lubricating oil systems with oil that is clear to light amber in color. Recently, many ships have reported the presence of dark oil and, in some cases, burgundy colored oil. Laboratory analysis of the affected oil has shown that the lube oil has been stressed due to heat. In at least three cases, the flashpoint and the viscosity of the oil were significantly reduced as compared to the samples analyzed from ship’s storage tanks. In one particular case volatile aromatics were discovered possibly indicating that pyrolysis is taking place. In an effort to determine the cause of the heat stress a hand-over-hand tracing of the system was accomplished. Subsequently, the lube oil purifier heater was inspected and coking of the heating elements was discovered. Approximately 65% of the ships inspected have reported fouling of the heating elements ranging from a tar-like substance to severe coking. A land-based lube oil purifier heater was configured to operate in the same manner as a shipboard unit. This unit was instrumented to collect oil and sheath temperature data to aid in determining the temperature within the heater that may cause the lubricating oil to form coke. In addition, laboratory testing is also being conducted to determine the oil’s tendency to coke and at what temperatures the pyrolysis will begin to take place. The purpose of this paper is to discuss the ongoing investigation, results of data collected, the laboratory testing and engineering solutions to minimize or eliminate lube oil coking.
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Reports on the topic "Colorado (Ship)"

1

Wellington Haase, Leif Wellington Haase, David Chase Chase, and Tim Gaudette Gaudette. Lessons from the Small Business Health Options Program: The SHOP Experience in California and Colorado. New York, NY United States: Commonwealth Fund, August 2015. http://dx.doi.org/10.15868/socialsector.25097.

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Health hazard evaluation report: HETA-88-354-1955, Lakewood Radiator Shop, Denver, Colorado. U.S. Department of Health and Human Services, Public Health Service, Centers for Disease Control, National Institute for Occupational Safety and Health, March 1989. http://dx.doi.org/10.26616/nioshheta883541955.

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