Academic literature on the topic 'Nickel coated carbon fiber'

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Journal articles on the topic "Nickel coated carbon fiber"

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Bard, Simon, Florian Schönl, Martin Demleitner, and Volker Altstädt. "Copper and Nickel Coating of Carbon Fiber for Thermally and Electrically Conductive Fiber Reinforced Composites." Polymers 11, no. 5 (May 7, 2019): 823. http://dx.doi.org/10.3390/polym11050823.

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In this paper, the thermal and electrical conductivity and mechanical properties of fiber reinforced composites produced from nickel- and copper-coated carbon fibers compared to uncoated fibers are presented. The carbon fibers were processed by our prepreg line and cured to laminates. In the fiber direction, the thermal conductivity doubled from ~3 W/mK for the uncoated fiber, to ~6 W/mK for the nickel, and increased six times to ~20 W/mK for the copper-coated fiber for a fiber volume content of ~50 vol %. Transverse to the fiber, the thermal conductivity increased from 0.6 W/mK (uncoated fiber) to 0.9 W/mK (nickel) and 2.9 W/mK (copper) at the same fiber content. In addition, the electrical conductivity could be enhanced to up to ~1500 S/m with the use of the nickel-coated fiber. We showed that the flexural strength and modulus were in the range of the uncoated fibers, which offers the possibility to use them for lightning strike protection, for heatsinks in electronics or other structural heat transfer elements.
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Shao, Zhongcai, Jian Guo, and Pin Liu. "Preparation and research of electroless nickel on carbon fiber surfaces." Anti-Corrosion Methods and Materials 63, no. 4 (June 6, 2016): 256–61. http://dx.doi.org/10.1108/acmm-12-2014-1474.

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Purpose The paper aims to introduce the process flow of electroless nickel (EN) plating on carbon fiber surfaces, the effect of former processing on the properties of coating and the dynamics of the process. Design/methodology/approach The coated fibers were mounted in cold-setting epoxy resin, and transverse cross-section of the coated fibers were examined under an optical microscope to ascertain the thickness, uniformity and continuity of the coating over the fiber surface. The coating morphology was studied by using a scanning electron microscope (SEM). This study also determined the activation energy and electrical properties of EN coated on carbon fibers. Findings Activation temperatures have a greater impact on the quality of EN. At a temperature of 80°C, the EN layer prepared was uniform and compact and fully coated the carbon fibers. The optimum components of the EN plating process is NiSO4: 28 g/L; NaH2PO2: 30 g/L; NaAc: 20 g/L; Na3C6H5O7:10 g/L; C4O6H2KNa: 2 g/L; (NH4)2SO4: 18 g/L; thiourea and lead acetate: trace; operating conditions: pH = 8.5, temperature: 70°C; time: 0.5 h). The activation energy of the EN plating on carbon fiber is 12 kJ/mol, and the electrical conductivity of nickel-plated carbon fiber in 80 mL of distilled water is 16.5 μs/cm. Originality/value This paper determined the optimum processing conditions and the activation energy of the EN plating on carbon fiber.
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Hardianto, Hardianto, Benny Malengier, Gilbert De Mey, Lieva Van Langenhove, and Carla Hertleer. "Textile yarn thermocouples for use in fabrics." Journal of Engineered Fibers and Fabrics 14 (January 2019): 155892501983609. http://dx.doi.org/10.1177/1558925019836092.

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Thermocouples are mainly used for accurate temperature measurements, but they can also be used for the generation of electric energy at low voltage and low power. If inserted into wearable garments, these thermocouples can be used to supply the electric energy required by portable electronic devices. The heat from the human body gives rise to a temperature gradient which can be converted into electric power. In this article, we study the possibility to create a thermocouple and thermopile from pure conductive textile yarns. Among the materials tested, nickel-coated carbon fiber in combination with stainless steel yarn, polypyrrole-coated carbon fiber, or carbon fiber has good potential to be a textile-based thermocouple. We also successfully made a 10-pair carbon fiber–nickel-coated carbon fiber junction thermopile from a single nickel-coated carbon fiber yarn by removing the nickel selectively through etching process.
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Ho, C. T. "Nickel-coated carbon fiber-reinforced tin-lead alloy composites." Journal of Materials Research 10, no. 7 (July 1995): 1730–35. http://dx.doi.org/10.1557/jmr.1995.1730.

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Nickel is deposited over pristine, surface-treated, and brominated P-100 carbon fibers using cementation and electroplating techniques. The fibers are brominated by bromine vapor for 48 h and then desorbed at 200 °C in air for 12 h. The anodic oxidation treatment is performed by etching fibers electrochemically in a dilute sodium electrolyte for 3 min or by immersing fibers in nitric acid for 72 h. Electroplated-coated fibers show better tensile properties than cementation-coated fibers. Tin-lead alloy composites reinforced by nickel-coated fibers (which are pristine, anodically oxidized, and brominated) are fabricated by squeeze casting. The composites containing coated carbon fibers with bromination or surface treatment have higher tensile and shear strength than the ones containing coated pristine carbon fibers. In addition, the composite containing coated carbon fibers with brominalion shows the best performance in the tensile properties.
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Ślosarczyk, Agnieszka, Łukasz Klapiszewski, Tomasz Buchwald, Piotr Krawczyk, Łukasz Kolanowski, and Grzegorz Lota. "Carbon Fiber and Nickel Coated Carbon Fiber–Silica Aerogel Nanocomposite as Low-Frequency Microwave Absorbing Materials." Materials 13, no. 2 (January 15, 2020): 400. http://dx.doi.org/10.3390/ma13020400.

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Silica aerogel-based materials exhibit a great potential for application in many industrial applications due to their unique porous structure. In the framework of this study, carbon fiber and nickel coated carbon fiber–silica aerogel nanocomposites were proposed as effective electromagnetic shielding material. Herein, the initial oxidation of the surface of carbon fibers allowed the deposition of a durable Ni metallic nanolayer. The fibers prepared in this way were then introduced into a silica aerogel structure, which resulted in obtaining two nanocomposites that differed in terms of fiber volume content (10% and 15%). In addition, analogous systems containing fibers without a metallic nanolayer were studied. The conducted research indicated that carbon fibers with a Ni nanolayer present in the silica aerogel structure negatively affected the structural properties of the composite, but were characterized by two-times higher electrical conductivity of the composite. This was because the nickel nanolayer effectively blocked the binding of the fiber surface to the silica skeleton, which resulted in an increase of the density of the composite and a reduction in the specific surface area. The thermal stability of the material also deteriorated. Nevertheless, a very high electromagnetic radiation absorption capacity between 40 and 56 dB in the frequency range from 8 to 18 GHz was obtained.
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Deshpande, Madhuri, Rahul Waikar, Ramesh Gondil, and S. V. S. Narayanmurty. "Effect of Coating Parameters on Coating Rate of Carbon Fibers by Electroless Nickel Plating." Materials Science Forum 830-831 (September 2015): 635–38. http://dx.doi.org/10.4028/www.scientific.net/msf.830-831.635.

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The coating quality of nickel is important factor in improvement of wettability of carbon fibers to be used as reinforcing material in the production of carbon fiber reinforced metal matrix composites. In this research work, Polyacrylonitile (PAN) based carbon fibers have been Ni coated in Sodium hypophosphite reduced acidic bath by electroless plating method. These carbon fibers are coated using 4, 4.5, 5 and 5.5 pH values for 5, 10, 15, 20, 25 and 30minutes. Coating thickness is found to increase with time linearly. Nickel deposition rate per unit time increases with pH, however it reaches a maxima and then declines. The surface condition of fibers reveals that coating becomes more and more rough due to non uniform coating, as coating time and pH goes on increasing.
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Inui, Shigehito, Kazuma Shiraishi, Sho Ishii, Atsushi Kasai, Noriyoshi Miwa, Masae Kanda, and Yoshitake Nishi. "Polymer/Metal Joining with Carbon Fibers with High Resistance to Pull-Out Induced by Huge Friction Force Generated by Extremely Broad Total Interface Area." Advanced Materials Research 922 (May 2014): 270–73. http://dx.doi.org/10.4028/www.scientific.net/amr.922.270.

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Although welding, blazing, rivet connecting and glue are typical joint methods for aerospace materials, they mostly reduced the materials strength. In order to prevent the fracture at joint part between aluminum (Al) and carbon fiber reinforced polymer (CFRP) utilized for airplanes, a new method with extremely large friction force by broad interface of carbon fiber (CF:6 μm-diameter) coated by nickel (Ni) was suggested for a joint (Al/NiCF/CFRP) of CFRP and Al. The Al/CFRP joint method using nickel-coated carbon fiber improved the Charpy impact value, as well as tensile strength.
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Hardianto, A., C. Hertleer, G. De Mey, and L. Van Langenhove. "Removing nickel from nickel-coated carbon fibers." IOP Conference Series: Materials Science and Engineering 254 (October 2017): 072010. http://dx.doi.org/10.1088/1757-899x/254/7/072010.

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Hardianto, H., B. Malengier, G. De Mey, C. Hertleer, and L. Van Langenhove. "Seebeck coefficient of thermopile made of nickel-coated carbon fiber." IOP Conference Series: Materials Science and Engineering 459 (December 7, 2018): 012012. http://dx.doi.org/10.1088/1757-899x/459/1/012012.

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Hussain, F. A., and A. M. Zihlif. "Electrical Properties of Nickel-Coated Carbon-Fiber/ Nylon 66 Composite." Journal of Thermoplastic Composite Materials 6, no. 2 (April 1993): 120–29. http://dx.doi.org/10.1177/089270579300600203.

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Dissertations / Theses on the topic "Nickel coated carbon fiber"

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Whitworth, David Anthony. "Processing a Nickel Nanostrand and Nickel Coated Carbon Fiber Filled Conductive Polyethylene by Injection Molding." BYU ScholarsArchive, 2010. https://scholarsarchive.byu.edu/etd/2329.

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A new method for pre-impregnating nickel coated carbon fiber with a thermoplastic polymer to make towpreg, similar to a recently developed coating-line by João P. Nunes et al and a new electrically conductive thermoplastic are developed. A melted bath was used to help mitigate health concerns and waste for dispersion of nickel coated carbon fibers (NCF) in low density polyethylene (LDPE). This towpreg was then mixed with more LDPE or a mixture of LDPE and nickel nanostrands (NiNS) to a desired filler volume fraction to test the electrical conductivity of the composite. Some of these mixtures were then injection molded and tested again for conductivity as well as tensile and impact strength and compared to each other and the non-injection molded samples. It was found that mixing NiNS into the polymer in addition to NCF created a more conductive part than with NCF alone, in a couple orders of magnitude. Also, the shorter the NCF were, the greater the contribution of the NiNS to the electrical properties of the NCF filled material. The tensile strength was increased by adding the NCF and NiNS, while the impact strength (toughness) decreased.
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Johnson, Timothy Michael. "Strain Monitoring of Carbon Fiber Composite with Embedded Nickel Nano-Composite Strain Gage." BYU ScholarsArchive, 2011. https://scholarsarchive.byu.edu/etd/2622.

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Carbon fiber reinforced plastic (CFRP) composites have extensive value in the aerospace, defense, sporting goods, and high performance automobile industries. These composites have huge benefits including high strength to weight ratios and the ability to tailor their properties. A significant issue with carbon fiber composites is the potential for catastrophic fatigue failure. To better understand this fatigue, there is first a huge push to measure strain accurately and in-situ to monitor carbon fiber composites. In this paper, piezoresistive nickel nanostrand (NiNs) nanocomposites were embedded in between layers of carbon fiber composite for real time, in situ strain monitoring. Several different embedding methods have been investigated. These include the direct embedding of a patch of dry NiNs and the embedding of NiNs-polymer matrix nanocomposite patches which are insulated from the surrounding carbon fiber. Also, two different polymer matrix materials were used in the nanocomposite to compare the piezoresistive signal. These nanocomposites are shown to display repeatable piezoresistivity, thus becoming a strain sensor capable of accurately measuring strain real time and in-situ. This patch has compatible mechanical properties to existing advanced composites and shows good resolution to small strain. This method of strain sensing in carbon fiber composites is more easily implemented and used than other strain measurement methods including fiber Bragg grating and acoustic emissions. To show that these embedded strain gages can be used in a variety of carbon fiber components, two different applications were also pursued.
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Koecher, Michael Christian. "Evaluation of Advanced Conductive Nickel Materials for Strain Sensing in Carbon Fiber Reinforced Polymers." BYU ScholarsArchive, 2012. https://scholarsarchive.byu.edu/etd/3580.

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Due to their unique properties, carbon fiber reinforced polymers (CFRP) are becoming ever more prevalent in today's society. Unfortunately, CFRP suffer from a wide range of failure modes and structural health monitoring methods are currently insufficient to predict these failures. It is apparent that self-sensing structural health monitoring could be advantageous to protect consumers from catastrophic failure in CFRP structures. Previous research has shown that embedded nickel nanostrand nanocomposites can be used to instantaneously measure strain in carbon fiber composites, but these methods have been severely limited and can induce high stress concentrations that compromise the structural integrity of the carbon fiber structure. In this research the strain sensor material and the connective circuitry to the sensor are analyzed to improve the practicality of in situ strain sensing of carbon fiber structures. It has been found that the use of nickel nanostrands embedded directly onto carbon fiber as a strain sensor material has no advantages over a carbon fiber strain sensor alone. Additionally, it has been shown that the circuitry to the strain sensor plays a critical role in obtaining a strong, consistent piezoresistive signal that can be related to strain. The use of nickel coated carbon fiber in the circuitry has been evaluated and shown to reduce the noise in a piezoresistive signal while allowing for remote strain sensing from greater distances away from the strain location. The piezoresistive strain sensing utilized in the tested sensor designs relies on electrons tunneling through an insulting barrier between two conductors. This phenomenon is known as quantum tunneling. Two factors - tunneling barrier height and gap distance - affect the probability of quantum tunneling occurring. Thus, to accurately model and predict the piezoresistivity of nanocomposites these two parameters must be known. Through the use of dielectric spectroscopy the gap distance can be determined. Using nanoindenting, the barrier height for various polymers was also determined. The measured values can be used, in future work, to improve the modeling of nickel nanostrand nanocomposite.
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Hou, Kuan-Yu, and 侯冠佑. "Nickel- and copper-coated carbon fibre reinforced tin-lead alloy composites." Thesis, 2017. http://ndltd.ncl.edu.tw/handle/bfvf7z.

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碩士
國立虎尾科技大學
機械設計工程系碩士班
105
The results of this paper can make the bearing bear a bigger load,in practical applications can reduce the bearing size. Carbon fibers are made by casting to produce bromide and anodized for surface treatment. These two way and general carbon fibers are coated with nickel and copper,and the fibers are used to strengthen the tin-lead alloy composite. The fibers were brominated for 48 hours by bromine vapor and then desorbed at 200c in air for 12 hours;the other fibers involved electrochemical etching in a dilute sodium hydroxide electrolyte for 3 minutes. The experimental results show that the composites containing coated treated carbon fibres had higher tensile and shear strength than the ones containing coated pristine carbon fibres.Moreover,the composite with coated brominated carbon fibres had better tensile strength and shear strength than the surface treatment. In addition,the study of buckling analysis is mainly to explore the general metal-based composite materials and carbon fiber,tin-lead mixing ratio of the elongated hollow cylinder,the results of the deformation produced by a load compression are compared.
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Hsu, Fu-Ming, and 許富明. "Electric/Electromagnetic fields include alignment of nickel-coated carbon fiber in epoxy resin substrate and Applied to fuel cell bipolar plates." Thesis, 2010. http://ndltd.ncl.edu.tw/handle/35880727943093383774.

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碩士
國立交通大學
機械工程學系
98
Physical properties are tunable by mixing fibers into the base material. Product anisotropy is achieved by controlling fiber alignment during the formation process. The researchers in this study manufactured a rectangular plate with anisotropic physical properties. The plate contained nickel-coated carbon fiber of high electrical conductivity and epoxy resin with a supreme physical property. An electrical and electromagnetic field generator was designed and fabricated to modulate electric and electromagnetic fields during solidification in the casting process. This study investigated fiber alignment of nickel-coated carbon products under the influence of different force fields. In the first section of experiments, the effects of electric and electromagnetic fields on fiber alignment were examined. This study utilized Optical microscopy (OM) to observe alignment of fibers, and penetrative conductivity measurement devices for fiber alignment verification were used. The researchers treated epoxy resin with an electric field to induce fiber alignment. Electric field experiments revealed that, the fibers did not satisfy electrophoresis properties and failed to aggregate and align when no electrical transition and aggregation occurred. The procedure of using the electric field to induce fiber alignment in epoxy resin is not applicable for mass production of virtual products with high electrical conductivity. The results of electromagnetic field experiments demonstrated that nearly all fibers aligned perpendicular to the magnetic field under certain conditions: such as, system magnetic flux density 0.069 Tesla, specimen thickness 2 mm, fiber content 0.5 wt percentage, length 1 mm, and certain resin viscosity. Compared to specimens that did not undergo aligning treatment, the penetrative conductivity (under 200MΩ) increased from 18.75% to 84.37%. The study used the experimental conditions fiber density 0.4, 0.6, and 0.8wtpercentage, length 2mm. The penetrative conductivity decreased while the fiber content increased. Fiber content ranged from 100%, 75%, and 72.9%with changed conductivity from 25, 125, and 250 Ω. The method of inducing fiber alignment with electromagnetic fields is applicable to the manufacture and development of products requiring anisotropic properties under certain levels of enhancement of system magnetic flux density. Research reports on fiber alignment control of nickel-coated carbon and its application in manufacturing fuel cell bipolar plates are nonexistent. The second phase of the experiment focused on whether the procedure of fiber alignment along the penetration direction of the epoxy resin rectangular plate is applicable to fuel cell bipolar plates. The researchers milled the composite and graphite plates to create serpentine flow fields. These two materials were compared for single cell power generation performance. Results showed that the composite of interest qualified under the Department of Energy (DOE) requirements for thermal properties, gas permeability, and corrosion resistance for fuel cell bipolar plates. The maximum power density of the composite bipolar plate was 1% (2.1mW) of the graphite counterpart under the conditions of fiber content 0.4 wt%, length 2 mm, magnetic flux density 0.069 Tesla, and plate dimensions of 63×54×2 mm. The maximum power density results were due to the greater penetrative resistance of the composite bipolar plate. The researchers utilized composite material with a planar conductivity of greater than 200MΩ; therefore, the electricity generated was mainly due to the conductive current provided by the penetrative conductivity of the bipolar plate. The study concludes that the procedure of conductive fiber alignment along with penetrative direction of fuel cell bipolar plates may be used in fuel cell applications.
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CHENG, YU-CHEN, and 程宇辰. "Application of activated-carbon-coated PAN-based carbon fiber electrode in supercapacitor." Thesis, 2018. http://ndltd.ncl.edu.tw/handle/ef3y7t.

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碩士
逢甲大學
材料科學與工程學系
106
In this research, we change the metal-current-conductor of super-capacitor by PAN-based carbon fiber cloth. Using activated-carbon improves the specific area of electrode, and carbon-black for the conductivity-raising of electrode. Electrical-analysis is conducted under symmetrical full-cell. The parameter of electrode is adjusted by the condition of energy efficiency. Because the slurry of coating is made by blending, the viscosity of slurry will be raised while the NMP content goes down. The ratio of carbon black in slurry also influences the viscosity and uniformity for coating process. The NMP contents are changed from 65 to 90 times of Polyvinylidene fluoride (PVDF) mass for energy efficiency choosing. The 85 times is the best parameter. And the viscosity range is set under 2.45 (Pa.s) based on 70 times for following studies. The change of conductivity and current-tolerance of electrodes can be observed from the ICR and CV analysis. In GCD analysis, the 85CB07 is stable and has 143(F/g) of the capacitance in 1A/g and 3A/g current density. In 5A/g and 7A/g, the 90CB13 is more stable because the higher conductivity value and has the highest capacitance 150(F/g). The 75CB04 and 85CB07 have the better energy retention since the ions diffusion effect. The 85CB07 and 90CB13 are also analyzed by EIS. The equivalent circuit is simulated as reference for understanding difference of parameter and future application. According all analysis and purpose of application, the 85CB07 is the best parameter in this study.
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SH, Go-Len, and 徐國倫. "A Study on Carbon Fiber Reinforced Composite Material Coated Copper with Chemical Plating." Thesis, 2003. http://ndltd.ncl.edu.tw/handle/9yff86.

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碩士
逢甲大學
紡織工程所
91
ABSTRACT In this study, the carbon fiber reinforced composite materials were used as the substrates for electroless copper plating. The surface of the substrates was ground with different abrasive paper (physical roughness) and/or chemical roughness, and then performed electroless copper plating with different plating bath conditions of pH value. It is hope to find the optimum pretreatment condition that could get higher adhesion strength between the copper film and the composite substrates. In addition, microscope was used to observe the situation of the composite’s roughness and the bonding behavior between composite and copper film. Based on the experimental results, the surface of composite was treatment by chemical etching exhibited higher adhesion strength of 2.63 MPa. The optimum operating conditions for the copper electroless plating have been obtained, including concentrations of copper salt, ethylenediamine tetraacetic acid, formaldehyde solution, and sodium hydroxide of the plating bath. By using the initial rate method, the kinetics of reaction and the activation energy of this study were obtained, shown as the following: Ea= 2588.302 cal/mol
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Cai, Zong-Kai, and 蔡宗凱. "A Comparison study of activated carbon and Carbon Fiber Supported Nickel Catalysts for the Carbonylation of Methanol." Thesis, 1997. http://ndltd.ncl.edu.tw/handle/89493634947683459526.

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Tsai, jong-kai, and 蔡宗凱. "A Comparison study of activated carbon and Carbon Fiber Supported Nickel Catalysts for the Carbonylation of Methanol." Thesis, 1997. http://ndltd.ncl.edu.tw/handle/17944294170115047948.

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碩士
國立台灣工業技術學院
化學工程技術研究所
85
This article aimed at comparing the catalytic properties of activated carbon and carbon fiber supported nickel catalysts for the carbonylation of methanol. The compared items included the physical properties, the selectivity, and the deactivation of the catalysts. The effect of MeI concentration on the carbonylation was also investigated. The instruments used for the research were BET, chemisorption, EDS of SEM system, TPD, and a reaction system. The results indicated Ni/C catalyst had larger BET surface area and pores volume than Ni/FC. Ni/C had wider pores distribution than Ni/FC. The dispersion of nickel on Ni/C was lower than that on Ni/FC. There were several different sites on Ni/FC for MeOH and MeI adsorption but only one on Ni/C. Ni/FC catalyst could adsorbs more CO than Ni/C catalyst. Ni/FC catalyst''s surface was acidic and contained well dispersed phosphor and sulfur . The conversion of methanol on Ni/FC was higher than that on Ni/C. But the selectivity of AcOMe and AcOH on Ni/FC catalyst is lower than that on Ni/C. The highest activity of Ni/FC and Ni/C catalysts on methanol carbonylation was reached at 300oC.A further increase in the temperature would not increase the activity. The highest catalyst activity was obtained by a feed with 0.1 MeI/MeOH molar ratio. Ni/C and Ni/FC deactivated slightly in the initial two hours on stream, then remained stable for the next 5h in operation.
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Cheng-Yu, Wu, and 吳政宇. "Silicon thin film anodes coated on micron carbon fiber current collectors for lithium ion batteries." Thesis, 2014. http://ndltd.ncl.edu.tw/handle/34763651996685753161.

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Book chapters on the topic "Nickel coated carbon fiber"

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Honjo, Kuniaki, and Akio Shindo. "Crystallinity and Orientation of SiC Coated on Carbon Fiber." In Sintering ’87, 1368–72. Dordrecht: Springer Netherlands, 1988. http://dx.doi.org/10.1007/978-94-009-1373-8_230.

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Sun, Yi, Hongseok Choi, Hiromi Konishi, Vadim Pikhovich, Robert Hathaway, and Xiaochun Li. "Effect of Core-shelled Nanoparticles of Carbon-Coated Nickel on Magnesium." In Supplemental Proceedings, 765–74. Hoboken, NJ, USA: John Wiley & Sons, Inc., 2012. http://dx.doi.org/10.1002/9781118356074.ch96.

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Karpat, Y., N. Camuşcu, A. Kılıç, F. Sonat, B. Değer, and O. Bahtiyar. "Drilling Carbon Fiber Reinforced Plastics with Diamond Coated Carbide Cutting Tools." In Proceedings of the 36th International MATADOR Conference, 205–8. London: Springer London, 2010. http://dx.doi.org/10.1007/978-1-84996-432-6_47.

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Yu, Jun Suh, Sung Park, Jae Chun Lee, In Sup Hahn, and Sang Kuk Woo. "Electrical and Thermal Properties of Carbon-Coated Porous Ceramic Fiber Composites." In Materials Science Forum, 370–73. Stafa: Trans Tech Publications Ltd., 2005. http://dx.doi.org/10.4028/0-87849-966-0.370.

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Gao, Peng Zhao, Hong Jie Wang, and Zhi Hao Jin. "Oxidation Properties of Three Dimensional (3-D) Carbon Fiber Preform Coated by SiC-SiO2." In High-Performance Ceramics III, 1693–96. Stafa: Trans Tech Publications Ltd., 2007. http://dx.doi.org/10.4028/0-87849-959-8.1693.

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Oh, Sung Hoon. "A Study on the Cutting Force and Machining Condition of the Carbon Fiber Reinforced Plastics by the TiAlN Coated Drill." In Communications in Computer and Information Science, 172–78. Berlin, Heidelberg: Springer Berlin Heidelberg, 2012. http://dx.doi.org/10.1007/978-3-642-35248-5_25.

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"Magnetic response of aligned nickel coated carbon fibres in a PDMS matrix." In Constitutive Models for Rubber IX, 197–204. CRC Press, 2015. http://dx.doi.org/10.1201/b18701-36.

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Rodulfo-Baechler, Serbia M. "Dual Role of Perovskite Hollow Fiber Membrane in the Methane Oxidation Reactions." In Petrochemical Catalyst Materials, Processes, and Emerging Technologies, 385–430. IGI Global, 2016. http://dx.doi.org/10.4018/978-1-4666-9975-5.ch014.

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The Mixed Ionic and Electronic Conducting (MIEC) membrane reactors are of interest because they have the potential to produce high purity oxygen from air at lower costs and provide a continuous oxygen supply to reactions or/and industrial processes. The study of the dual role oxygen flux and catalytic performance of the unmodified and Ni-coated La0.6Sr0.4Co0.2Fe0.8O3-d hollow fibre membranes (LSCF6428 HFM) in the methane oxidation reactions (i.e., partial oxidation of methane and methane combustion) by using air on lumen side and methane on shell side are shown in this chapter. The LSCF6428 HFM participates not only in the oxygen flux but also in the methane conversion to C2. A Ni-coated LSCF6428 HFM under lean O2/CH4 gradient (i.e., 0.5) showed the production of syngas, carbon dioxide and C2 products in agreement with the thermodynamic calculation. At rich O2/CH4 gradient (i.e., 1.0), the formation of carbon dioxide was facilitated. The main catalytic pathway at lean O2/CH4 gradient and H2 reduction treatment was partial oxidation of methane to C2 and syngas.
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K. Kar, Anil. "Rebars for Durable Concrete Construction: Points to Ponder." In Design of Cities and Buildings - Sustainability and Resilience in the Built Environment. IntechOpen, 2021. http://dx.doi.org/10.5772/intechopen.95401.

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Reinforced concrete is the number one medium of construction. It is important to have good quality concrete and reinforcing bar (rebar). It is equally important to have competent bond between rebar and concrete. About six decades ago ribbed rebars of high strength steel started replacing plain round bars of mild steel, the use of which had made reinforced concrete constructions durable. It was overlooked that ribbed rebars of carbon steel would be highly susceptible to corrosion at accelerated rates. That would not only make reinforced concrete constructions reach states of distress early, that could also destroy or reduce bond between ribbed rebars and concrete. The continued use of ribbed rebars of high strength carbon steel demonstrates a widespread lack of understanding of the phenomenon of bond between rebars and concrete. This lack of understanding of bond has led to the introduction of epoxy coated ribbed rebars, ribbed stainless steel bars and glass fiber reinforced and granite reinforced polymer rebars, all of which permit reinforced concrete carry static loads because of engagement between such rebars and concrete. But the load-carrying capacity of reinforced concrete elements is impaired, and such elements become vulnerable to local or even total failure during vibratory loads. The use of PSWC-BAR, characterized by its plain surface and wave-type configuration, permits the use of medium strength and high strength steel. In the absence of ribs, the rate of corrosion is greatly reduced. The use of PSWC-BARs, at no added effort or cost, in lieu of conventional ribbed bars, leads to enhancement of effective bond or engagement between such rebars and concrete, thereby leading to increased load-carrying capacity, several-fold higher life span, ductility and energy-absorbing capacity, and great reduction in life cycle cost and adverse impact of construction on the environment and the global climate. In keeping with a lack of understanding of bond between rebars and concrete, there is arbitrariness in the selection of the required level of percent elongation and ductility of rebars.
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Conference papers on the topic "Nickel coated carbon fiber"

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Tehrani, Mehran, Masoud Safdari, Scott W. Case, and Marwan S. Al-Haik. "Using Multiscale Carbon Fiber/Carbon Nanotubes Composites for Damping Applications." In ASME 2011 Conference on Smart Materials, Adaptive Structures and Intelligent Systems. ASMEDC, 2011. http://dx.doi.org/10.1115/smasis2011-5087.

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A novel technique to grow carbon nanotubes (CNTs) on the surface of carbon fibers in a controlled fashion using simple lab set up is developed. Growing CNTs on the surface of carbon fibers will eliminate the problem of dispersion of CNTs in polymeric matrices. The employed synthesis technique retains the attractive feature of uniform distribution of the grown CNTs, low temperature of CNTs’ formation, i.e. 550 °C, via cheap and safe synthesis setup and catalysts. A protective thermal shield of thin ceramic layer and subsequently nickel catalytic particles are deposited on the surface of the carbon fiber yarns using magnetron sputtering. A simple tube furnace setup utilizing nitrogen, hydrogen and ethylene (C2H4) were used to grow CNTs on the carbon fiber yarns. Scanning electron microscopy revealed a uniform areal growth over the carbon fibers where the catalytic particles had been sputtered. The structure of the grown multiwall carbon nanotubes was characterized with the aid of transmission electron microscopy (TEM). Dynamical mechanical analysis (DMA) was employed to measure the loss and storage moduli of the hybrid composite together with the reference raw carbon fiber composite and the composite for which only ceramic and nickel substrates had been deposited on. The DMA tests were conducted over a frequency range of 1–40 Hz. Although the storage modulus remained almost unchanged over the frequency range for all samples, the loss modulus showed a frequency dependent behavior. The hybrid composite obtained the highest loss modulus among other samples with an average increase of approximately 25% and 55% compared to composites of the raw and ceramic/nickel coated carbon fibers, respectively. This improvement occurred while the average storage modulus of the hybrid composite declined by almost 9% and 15% compared to the composites of reference and ceramic/nickel coated samples, respectively. The ultimate strength and elastic moduli of the samples were measured using standard ASTM tensile test. Results of this study show that while the addition of the ceramic layer protects the fibers from mechanical degradation it abolishes the mechanisms by which the composite dissipates energy. On the other hand, with almost no compromise in weight, the hybrid composites are good potential candidate for damping applications. Furthermore, the addition of CNTs could contribute to improving other mechanical, electrical and thermal properties of the hybrid composite.
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Bryant, Ned. "Using long fiber nickel coated carbon fiber (LFNCCF) to produce light weight EMI shielding plastic composites." In 2013 IEEE International Symposium on Electromagnetic Compatibility - EMC 2013. IEEE, 2013. http://dx.doi.org/10.1109/isemc.2013.6670440.

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Kiran, M. D., H. K. Govindaraju, and T. Jayaraju. "Evaluation of fracture toughness of epoxy-nickel coated carbon fiber composites with Al2O3 nano filler." In PROCEEDINGS OF THE 3RD INTERNATIONAL CONFERENCE ON AUTOMOTIVE INNOVATION GREEN ENERGY VEHICLE: AIGEV 2018. Author(s), 2019. http://dx.doi.org/10.1063/1.5085573.

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PISHVAR, MAYA, MEHRAD AMIRKHOSRAVI, and M. CENGIZ ALTAN. "Alignment of Nickel Coated Carbon Fibers by Magnetic Field during Cure of Polymer Composites." In American Society for Composites 2018. Lancaster, PA: DEStech Publications, Inc., 2018. http://dx.doi.org/10.12783/asc33/26175.

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Ciambella, Jacopo, and David C. Stanier. "Orientation Effects in Short Fibre-Reinforced Elastomers." In ASME 2014 International Mechanical Engineering Congress and Exposition. American Society of Mechanical Engineers, 2014. http://dx.doi.org/10.1115/imece2014-40430.

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The large strain behaviour of a short fibre-reinforced composite is studied through numerical simulations. The reinforcing fibres yield the macroscopic response transversely isotropic which is indeed the case of many reinforcements currently used in composites: short carbon fibres, cellulose whiskers, carbon nanotubes. As a result of the analysis, it is shown that the reorientation of the fibres that takes place at large strain has a significant effect on the overall material response by changing the axis of isotropy. This behaviour can be adequately described by using a transversely isotropic model whose strain energy function depends on three invariants: two isotropic and one representing the stretch along the direction of the fibres. To assess its capabilities, the model is compared to the results of experiments carried out by the authors on nickel-coated chopped carbon fibres in a vulcanised natural rubber matrix for which the fibre orientation is achieved by controlling an external magnetic field prior to curing. Possible applications include micro-sized propulsion devices and actuators.
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Biswas, D. R., and S. Raychaudhuri. "Optomechanical properties of long-length nickel-coated optical fibers." In Optical Fiber Sensors. Washington, D.C.: OSA, 1985. http://dx.doi.org/10.1364/ofs.1985.thaa5.

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HUFF, R. G., F. V. DIMARCELLO, and A. C. HART, JR. "Amorphous carbon hermetically coated optical fibers." In Optical Fiber Communication Conference. Washington, D.C.: OSA, 1988. http://dx.doi.org/10.1364/ofc.1988.tug2.

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Manivannan, S., L. R. Shobin, A. M. Saranya, B. Renganathan, D. Sastikumar, and Kyu Chang Park. "Carbon nanotubes coated fiber optic ammonia gas sensor." In SPIE OPTO, edited by Jean E. Broquin and Gualtiero Nunzi Conti. SPIE, 2011. http://dx.doi.org/10.1117/12.874375.

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Shiffler, Don, Susan Heidger, Keith Cartwright, Rich Vaia, David Liptak, Matthew LaCour, and Ken Golby. "Cathode Materials Characteristics of CsI Coated Carbon Fiber." In 2007 IEEE Pulsed Power Plasma Science Conference. IEEE, 2007. http://dx.doi.org/10.1109/ppps.2007.4345950.

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DIMARCELLO, F. V., R. G. HUFF, A. C. HART, KENNETH L. WALKER, R. M. ATKINS, D. H. SMITHGALL, D. R. EDMONSTON, H. C. CHANDAN, and K. H. CHANG. "High speed manufacturing process for hermetic carbon coated optical fibers." In Optical Fiber Communication Conference. Washington, D.C.: OSA, 1990. http://dx.doi.org/10.1364/ofc.1990.thh5.

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