Academic literature on the topic 'Decomposition of dispersions'

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Journal articles on the topic "Decomposition of dispersions"

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Holze, R., A. T. Riga, and E. B. Yeager. "Thermal decomposition of surfactants in PTFE-dispersions." Journal of Materials Science Letters 5, no. 8 (1986): 819–22. http://dx.doi.org/10.1007/bf01730102.

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Miller, Clarence A., and David D. Miller. "Network formation by spinodal decomposition in colloidal dispersions." Colloids and Surfaces 16, no. 2 (1985): 219–23. http://dx.doi.org/10.1016/0166-6622(85)80254-7.

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Czech, Zbigniew, and Robert Pełech. "Thermal decomposition of polyurethane pressure-sensitive adhesives dispersions." Progress in Organic Coatings 67, no. 1 (2010): 72–75. http://dx.doi.org/10.1016/j.porgcoat.2009.09.019.

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Filip, V., I. Hrádková, and J. Šmidrkal. "Antioxidants in Margarine Emulsions." Czech Journal of Food Sciences 27, Special Issue 1 (2009): S9—S11. http://dx.doi.org/10.17221/1089-cjfs.

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The lipid oxidation in margarine takes place in continuous liquid oil phase. The extension of fat interfaces in the system – emulsion of water in oil and the dispersion of fat crystals in liquid oil influences on the peroxidation, decomposition of hydroperoxides to aldehydes and the oxidative stability in the comparison with oxidation in the fat blend. Different antioxidants were used in margarine dispersions: <I>L</I>(+)ascorbic acid, ascorbyl palmitate and DL-α -tocopherol. Increasing polarity and decreasing molecular size of antioxidants have the positive influence on
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Fabricius, Maximilian H., Lodovico Coccato, Ralf Bender, et al. "Regrowth of stellar disks in mature galaxies: The two component nature of NGC 7217 revisited with VIRUS-W." Proceedings of the International Astronomical Union 10, S309 (2014): 81–84. http://dx.doi.org/10.1017/s1743921314009363.

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AbstractWe have obtained high spectral resolution (R ≈ 9000), integral field observations of the three spiral galaxies NGC 3521, NGC 7217 and NGC 7331 using the new fiber-based Integral Field Unit instrument VIRUS-W at the 2.7 m telescope of the McDonald Observatory in Texas. Our data allow us to revisit previous claims of counter rotation in these objects. A detailed kinematic decomposition of NGC 7217 shows that no counter rotating stellar component is present. We find that NGC 7217 hosts a low dispersion, rotating disk that is embedded in a high velocity dispersion stellar halo or bulge tha
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Nagarajan, Radhakrishnan. "Surrogate Testing by Estimating the Local Dispersions in Phase Space." International Journal of Bifurcation and Chaos 13, no. 08 (2003): 2241–51. http://dx.doi.org/10.1142/s0218127403007928.

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In this report, a clustering approach is presented to detect dynamical nonlinearity in a stationary time series. The one-dimensional time series sampled from a dynamical system is mapped on to the m-dimensional phase space by the method of delays. The vectors in the phase space are partitioned by k-means clustering technique. The local trajectory matrix for the vectors in each of the clusters is determined. The eigenvalues of the local trajectory matrices represent the variation along the principal directions and are obtained by singular value decomposition (SVD). The product of the eigenvalue
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Victor, Jean-Marc, and Jean-Pierre Hansen. "Spinodal decomposition and the liquid–vapour equilibrium in charged colloidal dispersions." J. Chem. Soc., Faraday Trans. 2 81, no. 1 (1985): 43–61. http://dx.doi.org/10.1039/f29858100043.

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Fiuza, Thiago, Guilherme Gomide, Alex Fabiano Cortez Campos, Fabrizio Messina, and Jérôme Depeyrot. "On the Colloidal Stability of Nitrogen-Rich Carbon Nanodots Aqueous Dispersions." C — Journal of Carbon Research 5, no. 4 (2019): 74. http://dx.doi.org/10.3390/c5040074.

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The present survey reports on the colloidal stability of aqueous dispersions of nitrogen-rich carbon nanodots (N-CDs). The N-CDs were synthesized by thermally induced decomposition of organic precursors and present an inner core constituted of a β - C 3 N 4 crystalline structure surrounded by a surface shell containing a variety of polar functional groups. N-CDs size and structure were checked by combined analysis of XRD (X-ray Diffraction) and TEM (Transmission Electron Microscopy) measurements. FTIR (Fourier-Transform Infrared Spectroscopy) experiments revealed the presence of carboxyl and a
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Riener, M., J. Kainulainen, H. Beuther, J. D. Henshaw, J. H. Orkisz, and Y. Wang. "Autonomous Gaussian decomposition of the Galactic Ring Survey." Astronomy & Astrophysics 633 (December 24, 2019): A14. http://dx.doi.org/10.1051/0004-6361/201936814.

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The analysis of large molecular line surveys of the Galactic plane is essential for our understanding of the gas kinematics on Galactic scales and, in particular, its link with the formation and evolution of dense structures in the interstellar medium. An approximation of the emission peaks with Gaussian functions allows for an efficient and straightforward extraction of useful physical information contained in the shape and Doppler-shifted frequency of the emission lines contained in these enormous data sets. In this work, we present an overview and the first results of a Gaussian decompositi
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Jelić, Dijana. "Thermal Stability of Amorphous Solid Dispersions." Molecules 26, no. 1 (2021): 238. http://dx.doi.org/10.3390/molecules26010238.

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Amorphous solid dispersion drug delivery systems (ASD DDS) were proved to be efficient for the enhancement of solubility and bioavailability of poorly water-soluble drugs. One of the major keys for successful preparation of ASD is the selection of appropriate excipients, mostly polymers, which have a crucial role in improving drug solubility and its physical stability. Even though, excipients should be chemically inert, there is some evidence that polymers can affect the thermal stability of active pharmaceutical ingredients (API). The thermal stability of a drug is closely related to the shel
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Dissertations / Theses on the topic "Decomposition of dispersions"

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Маринич, Тетяна Олександрівна, Татьяна Александровна Маринич, Tetiana Oleksandrivna Marynych та ін. "Моделювання коінтеграційних процесів для удосконалення механізму монетарної трансмісії". Thesis, Сумський державний університет, 2013. http://essuir.sumdu.edu.ua/handle/123456789/68086.

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Монетарний трансмісійний механізм – процес передачі змін у використанні інструментів монетарної політики центрального банку на фінансовий сектор економіки, а у подальшому – на макроекономічні змінні на основі використання певних каналів і зв’язків прямої та зворотної дії. Для його удосконалення необхідно виявлення терміну дії зв’язків між визначеними макроекономічними змінними та показниками грошово-кредитної та валютної політики. Він може бути як коротко так і довгостроковим. Дослідження часових рядів, представлених квартальними статистичними даними Національного банку України за 2
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CHEN, DONGSHENG. "Iron/Chromium Phase Decomposition Behavior in Oxide Dispersion Strengthened Ferritic Steels." Kyoto University, 2015. http://hdl.handle.net/2433/199417.

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Nelson, Paul Netelenbos. "Organic matter in sodic soils : its nature, decomposition and influence on clay dispersion." Title page, contents and abstract only, 1997. http://web4.library.adelaide.edu.au/theses/09PH/09phn4281.pdf.

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Bibliography: leaves 147-170. Aims to determine the influence of sodicity on the nature and decomposition of organic matter; and the influence of organic matter and its components on the structural stability of sodic soils.
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HUANG, Kai Wai. "Decomposition of changes in Hong Kong wage dispersion since 1980s : a distributional approach." Digital Commons @ Lingnan University, 2009. https://commons.ln.edu.hk/econ_etd/9.

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Wage dispersion is one of the social and economic issues arousing public concern in Hong Kong. There are many studies exploring the possible causes and changes in wage dispersion. They often focus on the study of summary measures such as Gini and Theil indexes, or adopt OLS-based regression approach. In foreign studies on wage dispersion, Oaxaca-Blinder decomposition, originated from Oaxaca (1974) and Blinder (1973), is a common method of decomposing changes or differences in mean wages between two groups into wage structure effect and composition effect, and then further decomposing the two e
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Wuttke, Axel. "Computational Study of Dispersion Interactions through Local Orbital Analysis." Doctoral thesis, Niedersächsische Staats- und Universitätsbibliothek Göttingen, 2019. http://hdl.handle.net/11858/00-1735-0000-002E-E606-7.

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Roidot, Kristelle. "Etude numérique d'équations aux dérivées partielles non linéaires et dispersives." Phd thesis, Université de Bourgogne, 2011. http://tel.archives-ouvertes.fr/tel-00692549.

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L'analyse numérique se développe en un outil puissant dans l'étude des équations aux dérivées partielles (EDPs), permettant d'illustrer des théorèmes existants et de trouver des conjectures. En utilisant des techniques sophistiquées, des questions apparaissant inaccessibles avant, comme des oscillations rapides ou un blow-up des solutions, peuvent être étudiées. Des oscillations rapides dans les solutions sont observées dans des EDPs dispersives sans dissipation ou les solutions des EDPs correspondantes sans dispersion ont des chocs. Pour résoudre numériquement ces oscillations, l'application
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Silva, Everson Jonatha Gomes da. "Modelagem da dispersão de poluentes na atmosfera considerando o perfil de vento e os coeficientes de difusão dependentes do tempo." reponame:Biblioteca Digital de Teses e Dissertações da UFRGS, 2016. http://hdl.handle.net/10183/149242.

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Esta tese tem o objetivo de apresentar um modelo matemático, para simular a dispersão de poluentes na atmosfera, que considera a variação temporal do campo de vento e dos coeficientes de difusão turbulenta, além disso, representar uma fonte móvel através de fontes pontuais. Sendo assim, usa-se a ideia do método da decomposição de Adomian e a técnica GILTT (Generalized Integral Laplace Transform Technique) no intuito de resolver a equação de advecção difusão, a qual descreve o fenômeno citado. Ainda, implementa-se o modelo proposto com o conjunto de dados do experimento de OLAD (Over Land Along
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Tran, Quang Huy. "Résolution et étude numériques de quelques problèmes de propagation d'ondes acoustiques en géophysique." Paris, ENMP, 1994. http://www.theses.fr/1994ENMP0494.

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Cette these est composee de quatre travaux differents qui se rapportent tous a un meme sujet: la simulation numerique de la propagation d'onde en geophysique. 1. Propagation des ondes acoustiques en milieu aleatoire: etudes numeriques en 1-d et 3-d. Il s'agit d'etablir experimentalement les proprietes de cette propagation, sachant que de nombreux travaux theoriques, bases sur l'hypothese de linearisation, existent deja. 2. Optimisation sous contrainte en tomographie de reflexion: la methode du lagrangien augmente. On relate ici la recherche d'une methode d'optimisation efficace pour resoudre u
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Tardif, Antoine. "Prédiction des taux de décomposition des litières végétales par les traits fonctionnels agrégés." Thèse, Université de Sherbrooke, 2014. http://savoirs.usherbrooke.ca/handle/11143/84.

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Sommaire : Comprendre le fonctionnement des écosystèmes est un enjeu crucial, en particulier dans un contexte de changements globaux. Afin de mieux prédire les processus écosystémiques, j’ai testé la précision et les limites des hypothèses du biomass-ratio de Grime (HBMR) et de l’annulation idiosyncratique (HAI), cette dernière étant une hypothèse originale de cette thèse. Pour cela, j’ai appliqué le principe du biomass-ratio aux traits fonctionnels, en employant la méthode des traits agrégés en communauté, pour estimer la réponse globale des espèces en mélange. La décomp
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Tardif, Antoine. "Pr??diction des taux de d??composition des liti??res v??g??tales par les traits fonctionnels agr??g??s." Thèse, Universit?? de Sherbrooke, 2014. http://savoirs.usherbrooke.ca/handle/11143/84.

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Sommaire : Comprendre le fonctionnement des e??cosyste??mes est un enjeu crucial, en particulier dans un contexte de changements globaux. Afin de mieux pre??dire les processus e??cosyste??miques, j???ai teste?? la pre??cision et les limites des hypothe??ses du biomass-ratio de Grime (HBMR) et de l???annulation idiosyncratique (HAI), cette dernie??re e??tant une hypothe??se originale de cette the??se. Pour cela, j???ai applique?? le principe du biomass-ratio aux traits fonctionnels, en employant la me??thode des traits agre??ge??s en communaute??, pour estimer la re??ponse globale des espe??ces
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Book chapters on the topic "Decomposition of dispersions"

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Caldwell, Rickey A., Smruti Panigrahi, and Brian F. Feeny. "Extraction of Wave Dispersion Characteristics in a Discrete Chain Using Complex Modal Decomposition." In Special Topics in Structural Dynamics, Volume 6. Springer International Publishing, 2016. http://dx.doi.org/10.1007/978-3-319-29910-5_21.

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Okubo, Masayoshi, Toyoko Suzuki, and Satoshi Tasaki. "The acceleration behavior of decomposition of potassium persulfate in the dispersions of polystyrene particles stabilized with nonionic emulsifier." In Studies in Surface Science and Catalysis. Elsevier, 2001. http://dx.doi.org/10.1016/s0167-2991(01)82103-0.

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Arcucci, Rossella, César Quilodrán Casas, Dunhui Xiao, et al. "A Domain Decomposition Reduced Order Model with Data Assimilation (DD-RODA)." In Parallel Computing: Technology Trends. IOS Press, 2020. http://dx.doi.org/10.3233/apc200040.

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We present a Domain Decomposition Reduced Order Data Assimilation (DD-RODA) model which combines Non-Intrusive Reduced Order Modelling (NIROM) method with a Data Assimilation (DA) model. The NIROM is defined on a partition of the domain in sub-domains with overlapping regions and the DA is defined on a partition of the domain in sub-domains without overlapping regions. This choice allows to avoid communications among the processes during the Data Assimilation phase. However, during the balance phase, the model exploits the domain decomposition implemented in DD-NIROM which balances the results among the processes exploiting overlapping regions. The model is applied to the pollutant dispersion within an urban environment. Simulations are performed using the open-source, finite-element, fluid dynamics model Fluidity.
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González, D., D. Gabriel, M. C. Gutiérrez, and M. A. Martín. "Gaseous Emissions, Best Practices and Treatment: Biofiltration and Complementary Systems." In Composting. Royal Society of Chemistry, 2025. https://doi.org/10.1039/9781837673650-00293.

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Despite composting being an economical and environmentally friendly technology, impacts on the surroundings may be produced due to the gaseous emissions generated during waste decomposition, especially if the process is not appropriately managed. This chapter addresses the typical characteristics of composting gaseous emissions and the main challenges for their sampling and analysis, as well as the most widespread technologies and techniques for their mitigation and treatment, from physical–chemical technologies to biological treatment alternatives. Treated or untreated emissions produced may have an impact on surroundings depending on several factors, including the dispersion of the pollutants in the environment, which can be predicted through mathematical models. Different gaseous emission dispersion modelling approaches are assessed, highlighting their main advantages and drawbacks and showing the latest advances in this field.
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Goswami, Ramasis, Syed Bermullah Qadri, and Chandra Shekar Pande. "Enhancing the Strength of Aluminum-Boron Carbide Composites to a High Degree by Magnesium Addition for Use in Automotive Applications." In Advanced Materials for Emerging Applications (Innovations, Improvements, Inclusion and Impact). BENTHAM SCIENCE PUBLISHERS, 2024. http://dx.doi.org/10.2174/9789815196771124010013.

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We report here a significant enhancement of the hardness of aluminumboron carbide composites by the addition of magnesium. Reactive sintering between boron carbide and aluminum-magnesium occurs by the application of heat and pressure and during subsequent annealing at high-homologous temperatures of the matrix. In this case, the deformation-induced plastic yielding enables the incorporation and dispersion of hard particles in aluminum-matrix. We examine the decomposition behavior of boron carbide at high-homologous temperatures in contact with magnesium and aluminum, and observe the interfacial, aluminum-magnesium-boride, AlMgB4 , and aluminum-boro-carbide, Al3BC, phases at boron carbide/matrix interfaces as revealed by the high-resolution transmission electron microscopy. We demonstrate that the hardness of these composites has been enhanced by two to five folds as compared to the base alloy and the existing aluminum-boron carbide composites. The addition of magnesium improves interfacial cohesion significantly between the matrix and ceramic particles as a result of interfacial boride phase, and primarily contributes to the enhancement of strength. This provides a novel method of developing aluminum-based high strength composites. 
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AlMegren, Hamid Audah, Sergio Gonzalez-Cortes, Yu Huang, et al. "Preparation of Deep Hydrodesulfurzation Catalysts for Diesel Fuel using Organic Matrix Decomposition Method." In Petrochemical Catalyst Materials, Processes, and Emerging Technologies. IGI Global, 2016. http://dx.doi.org/10.4018/978-1-4666-9975-5.ch009.

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In this work, a series of supported CoMo or NiMo HDS catalysts have been prepared based on the organic-metal matrix decomposition method and tested for diesel deep HDS with minimum hydrogen consumption under relatively low hydrogen partial pressure conditions. The aim is to develop a HDS catalyst which can reduce sulphur in diesel fuel from 5000ppm down to 50 ppm in a single pass with minimum hydrogen consumption under the conditions of 340oC, 35 bar, LHSV 1.2 h-1 with low H2/oil ratio. The catalysts preparation process was monitored and the resultant catalyst samples before and after the HDS performance test have been characterised, some interesting results have been obtained. The presence of citric acid as organic additive/dispersing agent/chelating agent in the impregnation solution improved HDS activity compared to the equivalent CoMo catalyst prepared without citric acid, The order of activity of the cobalt precursors is Co citrate > Co acetate > Co nitrate.
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van den Dool, Huug. "Empirical Wave Propagation." In Empirical Methods in Short-Term Climate Prediction. Oxford University Press, 2006. http://dx.doi.org/10.1093/oso/9780199202782.003.0010.

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The purpose of this chapter is to demonstrate that, given a long data set of global extent, one can design a simple forecast method called Empirical Wave Propagation (EWP), which has modest forecast skill and allows us to explore aspects of atmospheric dynamics empirically, most notably aspects that help to explain mechanisms of teleconnection. The highlight of this chapter are dispersion experiments where we ask the question what happens to an isolated source at t = 0? Even though Nature has never done such an experiment, we will address this question empirically. In case the reader does not need/want to know the technical details of deriving wavespeeds he/she can skip to page 22 (EWP diagnostics sct 3.2) of this chapter. We will also discuss the skill of one-day EWP forecasts, in comparison to skill controls like “persistence”, as a function of season, hemisphere, level and variable. While short-range (1 day) forecasts are certainly not the topic of this book, we note that the short-term wave propagation features described here do nourish and maintain the teleconnection patterns thought to be important for longer range forecasts. EWP uses either zonal harmonic waves (sin/cos pairs) along each latitude circle separately, or global domain spherical harmonics (see Parkinson and Washington (1986) for the basics on spherical harmonics). The orthogonal functions used here are thus analytical. The atmosphere is to first order rotation-symmetric and obviously periodic in the east–west direction, which makes the zonal Fourier transform a natural. Moreover, many weather systems, wave-like in the upper levels, are seen to move from west to east (east to west) in the mid-latitudes (tropics), so a decomposition in sin/ cos functions should inform us about phase propagation and energy dispersion on the sphere. For any initial time we decompose the state of the atmosphere into harmonic waves. If we knew the wave speed, and made an assumption about the future amplitude, we could make forecasts by analytical means. But how do we know the phase speed? One way to proceed, with data alone, is to calculate from a large data set the climatological speeds of anomaly waves. This is where the empirical aspects come in.
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Wolters, Mariska, Ignacio C. A. Contreras Andrade, Peter Munnik, Johannes H. Bitter, Petra E. de Jongh, and Krijn P. de Jong. "Impact of NO on the decomposition of supported metal nitrate catalyst precursors and the final metal oxide dispersion." In Scientific Bases for the Preparation of Heterogeneous Catalysts - Proceedings of the 10th International Symposium, Louvain-la-Neuve, Belgium, July 11-15, 2010. Elsevier, 2010. http://dx.doi.org/10.1016/s0167-2991(10)75009-6.

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Bortiatynski, Jacqueline M., and Patrick G. Hatcher. "The Development of 13C Labeling and 13C NMR Spectroscopy Techniques to Study the Interaction of Pollutants with Humic Substances." In Nuclear Magnetic Resonance Spectroscopy in Environment Chemistry. Oxford University Press, 1997. http://dx.doi.org/10.1093/oso/9780195097511.003.0007.

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Modern agricultural practices have contributed to the accumulation of herbicides, pesticides and their decomposition products in the soil. These pollutants are known to interact with soil organic matter to form covalent and/or noncovalent bonding associations. The covalent bonds are thought to result from addition or oxidative coupling reactions, some of which may be catalyzed by oxidoreductive enzymes. Noncovalent associations include such interactions as ion exchange, hydrogen bonding, protonation, charge transfer, ligand exchange, coordination through metal ions, van der Waals forces, and hydrophobic bonding. The association of pollutants with soil organic matter is an area of study that is of extreme interest for two reasons. First, dissolved organic matter present in lakes and streams is known to enhance the solubility of pollutants, which poses a real threat to the quality of fresh water supplies. Therefore, if we are to predict the movement of pollutants in the water table we need to have a mechanistic understanding of their interactions with dissolved humic materials. Second, early studies had indicated that some pollutants chemically bind to humic materials, thus reducing the risk of further transport and dispersion. If this chemical binding of the pollutants is irreversible, then this process may serve as a natural means for their detoxification. Regardless of the type of association, the first task in any mechanistic study is to characterize the reaction products structurally. In the case of noncovalent binding mechanisms, studies have focused on the physical characteristics of the process and not on the structure of the associated pollutant. Association studies are used to determine the sorption kinetics and transport of pollutants as well as their association constants. These types of studies utilize various techniques such as batch sorption, gas-purge desorption, column adsorption, and miscible displacement. All of these techniques are only capable of providing quantitative information on the amount of pollutant sorbed by a substrate. The study of the covalent binding of pollutants to humic substances has utilized 14C labeling in addition to various spectrometric techniques such as ultraviolet (UV) difference, fluorescence polarization and infrared (IR) spectroscopy.
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Alvarez, R., N. D. Bryan, M. Fomina, et al. "Geochemical and Microbial Controls on Decomposition and Dispersion of Depleted Uranium (DU) in the Environment: An Overview of Current Research and the Development of Methods for Handling DU Microparticulates." In Recent Advances in Actinide Science. The Royal Society of Chemistry, 2006. http://dx.doi.org/10.1039/bk9780854046782-00080.

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Conference papers on the topic "Decomposition of dispersions"

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Liu, Zhen, Tianqi Li, Qingbo He, Shengzeng Zhou, and Xuanmin Du. "Dispersion Kernel Resampling Time-Frequency Decomposition for Accurate Normal Mode Extraction in Shallow Water." In 2024 OES China Ocean Acoustics (COA). IEEE, 2024. http://dx.doi.org/10.1109/coa58979.2024.10723559.

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Thompson, Lonny L., Limin Zhang, and Robert P. Ingel. "Domain Decomposition Methods With Frequency Band Interpolation for Computational Acoustics." In ASME 2001 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2001. http://dx.doi.org/10.1115/imece2001/nca-23532.

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Abstract Interpolation over frequency (wavenumber) bands with domain decomposition (substructure) methods is used to provide fast solutions to wave problems when large numbers of frequency evaluations are required. Dispersion analysis is used to quantify the accuracy of the frequency interpolation for both generalized Schur complement and regularized FETI-H substructuring methods. Wavenumber-frequency dispersion relations are compared with different numbers of condensed internal nodes, numbers of interpolation points, and frequency band size. Several numerical examples are performed which vali
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Chapman, Mark, Enru Liu, and Jinghua Zhang. "Use of spectral decomposition to detect hydrocarbon-related dispersion anomalies." In Simpósio Brasileiro de Geofísica. Sociedade Brasileira de Geofísica, 2006. http://dx.doi.org/10.22564/2simbgf2006.003.

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Chapman, Mark, Enru Liu, and Jinghua Zhang. "Use Of Spectral Decomposition To Detect Hydrocarbon-Related Dispersion Anomalies." In II Simpósio Brasileiro de Geofísica. European Association of Geoscientists & Engineers, 2006. http://dx.doi.org/10.3997/2214-4609-pdb.198.sbgf301.

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Tokunaga, Hiroyuki, Hitoshi Mikada, Yoshinori Sanada, and Yuzuru Ashida. "Decomposition of P, S waves using dispersion relationship and imaging." In SEG Technical Program Expanded Abstracts 2006. Society of Exploration Geophysicists, 2006. http://dx.doi.org/10.1190/1.2370047.

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Valente, N. A., and R. A. Caldwell. "Using Complex Orthogonal Decomposition to Extract Dispersion Relationships for Mass Chain." In ASME 2019 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference. American Society of Mechanical Engineers, 2019. http://dx.doi.org/10.1115/detc2019-97186.

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Abstract Complex orthogonal decomposition (COD) was used to determine the extracted dispersion relationship of a traveling wave in a mass chain. When COD extracts a wavenumber it will produce M values for each wavenumber, γi, and N values for each frequency, ωi; where M is the number of masses and N is the number of time samples. In this work, least squares and a simple mean of the M-γi’s and N-ωi’s extracted values were used to determine each γi and ωi, respectively. An analytical dispersion relationship for the mass chain is derived in addition to an approximate dispersion relationship. The
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Prada, Senbati, and Fink. "Decomposition of the time reversal operator: Application to dispersion curve measurements." In Proceedings of IEEE Ultrasonics Symposium ULTSYM-94. IEEE, 1994. http://dx.doi.org/10.1109/ultsym.1994.401797.

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Talposi, Anda-Maria, Dan-Gheorghita Matei, Vicentiu Iancu, and Daniel Ursescu. "Simulations and Measurements for Signatures of Spatio-Temporal Couplings in Laser Fields." In Ultrafast Optics. Optica Publishing Group, 2023. http://dx.doi.org/10.1364/ufo.2023.p2.25.

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The propagation behaviour of spatio-temporal couplings in ultra-short lasers was simulated using an in-house, mesh-free, 4D Gaussian decomposition propagation code. An expository example is the generation of spatial chirp in the focus of a laser with initial angular dispersion, affecting the laser experiments. Simulations were supported by laboratory measurements.
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Zrilić, Sonja S., Jelena M. Živković, and Snežana D. Zarić. "Interaction energy and decomposition of interaction energy of halo-substituted phthalimide with carbon nanotube." In 2nd International Conference on Chemo and Bioinformatics. Institute for Information Technologies, University of Kragujevac, 2023. http://dx.doi.org/10.46793/iccbi23.666z.

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Interaction energy of phthalimide (ph) with carbon nanotube (CNT) calculated at SAPT0 level with a mixed basis set (6-31G* for CNT and 6-311G* for ph) is -19.51 kcal/mol. Halo-substitution of the phthalimide generally strengthens its interaction with the CNT and interaction energies are in the range from -21.02 kcal/mol to -22.62 kcal/mol going from ph-Cl to ph-I. However, interaction energy for phthalimide substituted with F atom (ph-F) is weaker (-18.81 kcal/mol) than for non-substituted phthalimide. For ph-Cl, ph-Br, ph-I, the total interaction energy increases with the higher halogen atomi
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CHU, YALEI, Yangan Zhang, Xueguang Yuan, and Xiaomin Ren. "Research on singular value decomposition denoising algorithm on polarization mode dispersion measurement." In CIOP100, edited by Yue Yang. SPIE, 2018. http://dx.doi.org/10.1117/12.2506292.

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Reports on the topic "Decomposition of dispersions"

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Gómez-Pineda,, Javier G., and Julián Roa-Rozo. A trend-cycle decomposition with hysteresis. Banco de la República, 2023. http://dx.doi.org/10.32468/be.1230.

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The business cycle is the cycle in the output gap and also in a stationary measure of trend output. Both the output gap and trend output are driven by joint trend-cycle shocks. The model is a univariate trend-cycle decomposition with hysteresis in trend output that enables the estimation of the output gap and trend output in 81 economies in quarterly frequency, since 1995Q1; and 184 economies in yearly frequency, in several cases since 1950, and in a few cases since 1820. Volatility and dispersion, as well as the frequency of large joint trend-cycle shocks, were low during the Gilded Age perio
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