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Journal articles on the topic 'Ceramic Fiber Mats'

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1

Cheng, Bowen, Xiaoxiao Tao, Lei Shi, Guilong Yan, and Xupin Zhuang. "Fabrication of ZrO2 ceramic fiber mats by solution blowing process." Ceramics International 40, no. 9 (2014): 15013–18. http://dx.doi.org/10.1016/j.ceramint.2014.06.104.

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2

Mujib, Shakir Bin, Riccardo Cuccato, Santanu Mukherjee, Giorgia Franchin, Paolo Colombo, and Gurpreet Singh. "Electrospun SiOC ceramic fiber mats as freestanding electrodes for electrochemical energy storage applications." Ceramics International 46, no. 3 (2020): 3565–73. http://dx.doi.org/10.1016/j.ceramint.2019.10.074.

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3

M. Khairul Alam, Suzanne Tkach, S. "DETERMINATION OF HEAT TRANSFER THROUGH METAL FOILS AND CERAMIC FIBER MATS DURING COMPOSITE FABRICATION." Experimental Heat Transfer 13, no. 1 (2000): 39–59. http://dx.doi.org/10.1080/089161500269571.

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4

Follensbee, Billie J. A. "FIBER TECHNOLOGY AND WEAVING IN FORMATIVE-PERIOD GULF COAST CULTURES." Ancient Mesoamerica 19, no. 1 (2008): 87–110. http://dx.doi.org/10.1017/s0956536108000229.

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AbstractWhile research has revealed the important role that textiles have played in Mesoamerica from the Classic period through contemporary cultures, few studies have explored the importance of textiles in earlier Mesoamerican cultures. Scant preservation thwarts research on Formative-period cultures such as the Gulf Coast Olmec, for which only a few fragments of cordage and woven mats have yet been recovered. However, considerable additional evidence of textiles is available through other material culture, such as the rich pictorial record of fibers and cloth shown in Olmec sculpture. Furthe
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5

Shahreen, Laila, and George G. Chase. "Effects of Electrospinning Solution Properties on Formation of Beads in Tio2 Fibers with PdO Particles." Journal of Engineered Fibers and Fabrics 10, no. 3 (2015): 155892501501000. http://dx.doi.org/10.1177/155892501501000308.

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TiO2 fibers with catalytic PdO particles are of interest for use as porous catalytic converters to react NOx and CO to control air pollution. The fibers are first electrospun as template polymer fibers. The template polymer fibers are calcined to form the ceramic fibers. The electrospinning solution composition significantly affects the average fiber diameter and fiber morphologies (beads) which in turn affect the catalyst performance. In this work, solutions containing Polyvinylpyrrolidone (PVP), Titanium (IV) Isopropoxide (TTIP), and Palladium (II) Chloride (PdCl2) were electrospun with the
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6

Song, Yuyang, Umesh Gandhi, Adam Koziel, Srikar Vallury, and Anthony Yang. "Effect of the initial fiber alignment on the mechanical properties for GMT composite materials." Journal of Thermoplastic Composite Materials 31, no. 1 (2017): 91–109. http://dx.doi.org/10.1177/0892705716681400.

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A glass-mat-reinforced thermoplastic (GMT) material is widely used in the automotive industry for components such as underbody shields, seat structures, front/rear bumper, and front-end modulus. Due to the higher residual length of the glass strands, GMT usually offers better mechanical properties than injection-molded fiber-reinforced thermoplastics. The GMT material is typically manufactured by compression molding (CM) of preimpregnated fibers–reinforced resin sheets called mat. Two types of mats, one with discontinuous random (RD) fibers and other with aligned continuous fibers, are conside
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7

Tan, Jing, Min Ge, Shouquan Yu, Zhenxi Lu, and Weigang Zhang. "Microstructures and Properties of Ceramic Fibers of h-BN Containing Amorphous Si3N4." Materials 12, no. 23 (2019): 3812. http://dx.doi.org/10.3390/ma12233812.

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Composite ceramic fibers comprising about 80 wt% boron nitride (h-BN) and 20 wt% Si3N4 were fabricated through melt-spinning, electron-beam curing, and pyrolysis up to 1600 °C in atmospheres of NH3 and N2, using a mixture of poly[tri(methylamino)borazine] (PBN) and polysilazane (PSZ). By analyzing the microstructure and composition of the pyrolyzed ceramic fibers, we found the formation of binary phases including crystalline h-BN and amorphous Si3N4. Further investigations confirmed that this heterogeneous microstructure can only be formed when the introduced ratio of Si3N4 is below 30% in mas
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8

Ge, Min, Xiaoxu Lv, Hao Zhang, Shouquan Yu, Zhenxi Lu, and Weigang Zhang. "Microstructures of a SiC–ZrC Ceramic Fiber Derived from a Polymeric Precursor." Materials 13, no. 9 (2020): 2142. http://dx.doi.org/10.3390/ma13092142.

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Continuous ceramic fiber comprising silicon carbide–zirconium carbide (SiC–ZrC) binary phases was obtained through melt spinning, electron-beam curing and pyrolysis of a pre-ceramic precursor of polyzirconocenecarbosilanes (PZCS). After pyrolysis and heat treatment, ZrC particles with mean diameters of 15–20 nm were formed and homogeneously dispersed in a matrix of fine crystalline β-SiC with an average grain size of 6–10 nm. Concentration of Zr in the fiber varies from 14.88% to 17.45% by mass. Fibers consisting of near-stoichiometric ZrC and SiC with little free carbon can be obtained throug
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9

Chen, Xiao Chuan, Ling Fei Ji, Yong Bao, and Yi Jian Jiang. "High Quality Fiber Laser Cutting of Electronic Alumina Ceramics." Advanced Materials Research 154-155 (October 2010): 917–22. http://dx.doi.org/10.4028/www.scientific.net/amr.154-155.917.

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In this paper, high quality cutting of 1 mm dense Al2O3 electronic ceramic processed by a fiber laser with spot diameter of 15 μm was reported. The narrow kerf with 30μm width was obtained with laser power of 100 W. 300 W is the laser power threshold of the kerf enlargement. Under higher laser power, the ceramics can be damage-free cut with higher cutting speed. Striation-free cutting could be achieved at 1000 W laser power with a cutting speed of 350 mm/s. The ratio of cutting speed to laser power for striation-free cutting was determined as 0.35. The black cutting surface was due to the mass
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10

Colorado, H. A., H. T. Hahn, and C. Hiel. "Pultruded glass fiber- and pultruded carbon fiber-reinforced chemically bonded phosphate ceramics." Journal of Composite Materials 45, no. 23 (2011): 2391–99. http://dx.doi.org/10.1177/0021998311401090.

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The main goal of this article is to present the pultrusion process for glass fiber- and carbon fiber-reinforced chemically bonded phosphate ceramics (CBPCs). Samples were fabricated with 15% of fibers by volume. An improvement (with respect to the matrix) of 29 times for the bending strength of CBPCs pultruded graphite fibers composites and 17 times for CBPCs pultruded glass fiber composites is shown. Bending strength was obtained with the three-point bending test. The CBPCs were fabricated by mixing special formulations of both wollastonite powder and phosphoric acid, through resonant acousti
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11

Holčapek, Ondřej, Jaroslava Kot'átková, and Pavel Reiterman. "Development of Composite for Thermal Barriers Reinforced by Ceramic Fibers." Advances in Civil Engineering 2018 (2018): 1–10. http://dx.doi.org/10.1155/2018/3251523.

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The paper introduces the development process of fiber-reinforced composite with increased resistance to elevated temperatures, which could be additionally increased by the hydrothermal curing. However, production of these composites is extremely energy intensive, and that is why the process of the design reflects environmental aspects by incorporation of waste material—fine ceramic powder applied as cement replacement. Studied composite materials consisted of the basalt aggregate, ceramic fibers applied up to 8% by volume, calcium-aluminous cement (CAC), ceramic powder up to 25% by mass (by 5%
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12

Konyalı, Rabia, and Aylin M. Deliormanlı. "Preparation and mineralization of 13-93 bioactive glass-containing electrospun poly-epsilon-caprolactone composite nanofibrous mats." Journal of Thermoplastic Composite Materials 32, no. 5 (2018): 690–709. http://dx.doi.org/10.1177/0892705718772889.

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In this study, silicate- based 13-93 bioactive glass (BG) /poly-ε-caprolactone (PCL) nanocomposite fiber mats were fabricated through electrospinning. To prepare composites, amorphous electrospun bioactive glass nanofibers (BGFs) or melt-derived microscale bioactive glass particles (BGPs) were incorporated into the PCL matrix. In vitro mineralization ability of the prepared fibrous mats was assessed in simulated body fluid under static conditions. The results revealed that it is possible to prepare bead-free continuous nanofibers using PCL-acetone solution at specified PCL concentrations (8 an
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13

Sarkar, Sourangsu, Anindarupa Chunder, Weifeng Fei, Linan An, and Lei Zhai. "Superhydrophobic Mats of Polymer-Derived Ceramic Fibers." Journal of the American Ceramic Society 91, no. 8 (2008): 2751–55. http://dx.doi.org/10.1111/j.1551-2916.2008.02500.x.

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14

Chiu, Hsuan-Hao, and Wen-Bin Young. "Characteristic study of bamboo fibers in preforming." Journal of Composite Materials 54, no. 25 (2020): 3871–82. http://dx.doi.org/10.1177/0021998320923144.

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The bamboo fiber preforming is an important process in the liquid composite molding for fabricating fiber reinforced composites with non-planar geometric shapes. This study investigated the deformation and spring back behaviors of the single bamboo fiber and bamboo fiber mat under a simple bending preforming test. The effects of the heating temperature and moisture content of bamboo fibers were studied during the tests. The result showed that the [0/90] bamboo fiber mats could be perfectly preformed without spring back after bending under the conditions of a wet and high temperature conditions
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15

Peszkin, P. N., R. J. Raymakers, R. S. Feigelson, L. V. Moulton, and Z. Lu. "Processing of Bi2.1Sr1.8Ca1.1Cu2O8 source material for float-zone fiber growth." Journal of Materials Research 6, no. 11 (1991): 2280–86. http://dx.doi.org/10.1557/jmr.1991.2280.

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Bi2.1Sr1.8Cu2O8 fibers having excellent superconducting properties can be grown by a laser-heated float zone process. In order to maintain stable growth conditions and thereby obtain fibers free of diameter fluctuations and voids, dense ceramic starting material containing only the 2212 phase is required. In this study various processing parameters, including calcining and sintering temperatures and times, grain size of the powders used, and pressing pressures were optimized to yield dense, chemically homogeneous starting material. It was found that under most conditions there was no increase
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16

Lanna, M. A., A. M. Abrão, F. Levy Neto, Claudinei dos Santos, and Cosme Roberto Moreira Silva. "Evaluation of Silicon Nitride Ceramic Cutting Tools with Diamond Coatings." Materials Science Forum 591-593 (August 2008): 537–42. http://dx.doi.org/10.4028/www.scientific.net/msf.591-593.537.

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There is a substantial increase on carbon-carbon composites use for engineering applications, considering its high temperature properties and low specific mass. However the machining costs are relatively high, and new cutting tools, mainly ceramics, must be developed to overcome such difficulty, aiming cost reductions. In this work, silicon nitride based ceramics has been prepared , by pressureless sintering of silicon nitride powders and appropriate amounts of Al2O3,Ce2O3, Y2O3 and AlN. Cutting tools were prepared from the sintered materials, with geometry according to ISO1832. Selected cutti
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17

Ehresmann, Michael, Ali Amiri, and Chad Ulven. "The effect of different variables on in-plane radial permeability of natural fiber mats." Journal of Reinforced Plastics and Composites 37, no. 19 (2016): 1191–201. http://dx.doi.org/10.1177/0731684416646458.

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There has been a vast growth in manufacturing of fiber reinforced plastics by means of liquid composite molding such as resin transfer molding and vacuum-assisted resin transfer molding processes. In these processes, compression of the porous media and pressure of the injected resin result in in-mold forces that need to be determined. Limited information exists regarding the processing parameters and extent of reinforcing potential natural fibers have in polymer matrices. Current study investigates the effect of different variables such as fiber volume fraction, shive content, fiber size, wax
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18

Jain, Deepak, Abhijit Mukherjee, and Tarun Kumar Bera. "A novel characterization method of fiber reinforced polymers with clustered microstructures for time dependent mass transfer." Science and Engineering of Composite Materials 25, no. 5 (2018): 1003–14. http://dx.doi.org/10.1515/secm-2016-0063.

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AbstractSome variation in the topological distribution of fibers inside the matrix phase of fiber reinforced polymers (FRP) is inevitable. Such irregularities can accelerate moisture diffusion and adversely affect the life of FRP. This paper presents a hierarchical technique for characterization of clustered microstructures and their transient moisture diffusion response. The clustering descriptors are derived for different fiber volume fractions (dilute to dense) for the quantitative definition of a given fiber matrix architecture. The metrics are normalized to remove dependence on volume fra
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19

Constante, Alejandra, and Selvum Pillay. "Compression molding of algae fiber and epoxy composites: Modeling of elastic modulus." Journal of Reinforced Plastics and Composites 37, no. 19 (2016): 1202–16. http://dx.doi.org/10.1177/0731684416645410.

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The demand for natural fiber composites in the automotive industry in both Europe and the United States has been forecasted to increase in the coming years. The natural fiber composites based on highly commercialized fibers such as flax, hemp, and sisal has grown to become an important sector of polymeric composites. However, little attention has been addressed to expanding natural fiber composites to include new sources of emerging natural reinforcements, such as reclaimed algae fibers, that have a multiple environmental benefits. Not only are extracted algae fibers biodegradable, the reclama
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20

Yeole, Pritesh, Haibin Ning, Ahmed Arabi Hassen, and Uday K. Vaidya. "The Effect of Flocculent, Dispersants, and Binder on Wet–laid Process for Recycled Glass Fiber/PA6 Composite." Polymers and Polymer Composites 26, no. 3 (2018): 259–69. http://dx.doi.org/10.1177/096739111802600306.

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The papermaking industry has been using the wet-laid process to suspend paper pulp-derived fibers in water and drain the solution through a forming mesh. This process has recently been adopted to produce non-woven, wet-laid fiber-reinforced polymer matrix composite mats. The mats can be post-molded into different complex shapes using compression molding or related processes. The objective of this study was to produce composite panels from wet-laid mats and observe the effect of chemicals used during the process on the mechanical and thermal characteristics of the resulting composite. Two sets
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21

Megahed, M., Soliman S. Ali-Eldin, Sara M. Abd El Moezz, and WS Abdalla. "Synthesis of developed rice straw sheets and glass fiber-reinforced polyester composites." Journal of Composite Materials 54, no. 23 (2020): 3381–94. http://dx.doi.org/10.1177/0021998320915641.

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In this study, a sheet of random rice straw fiber was developed. These rice straw sheets were used to reinforce polyester matrix. Synthesis of rice straw sheets and glass fibers as synthetic fibers-reinforced polyester composites were investigated. Several new stacking sequences were fabricated with random glass fiber mats with different areal densities (225 g/m2, 300 g/m2, and 450 g/m2) and rice straw sheets. The specific mechanical properties of these natural/synthetic fiber composites were investigated. Scanning electron microscopy was used to study the morphology of the fracture surfaces o
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22

Magnago, Roberto de Oliveira, Anderson Carvalho Nogueira, Paula Cipriano da Silva, José Vitor Candido de Souza, and Claudinei dos Santos. "Use of Composite SiO2 (62-68)-MgO + CaO (29-39) in Ceramic Protection Mass Injection Machines in the Iron Notch and Liquid Slag Hole in Blast Furnaces." Materials Science Forum 881 (November 2016): 295–99. http://dx.doi.org/10.4028/www.scientific.net/msf.881.295.

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The article describes the use of protection ceramic composed of SiO2 (62-68)-MgO+CaO (29-39) in the frontal region of machines that inject refractory mass to stop pig iron running and liquid slag in blast furnaces. The new protection model (prototype) showed an annual saving of approximately R$ 32,000 compared to the compound previously used CaO-Al2O3-SiO2. It also presented lower toxicity, once it has in its morphology less amount of fiber. These fibers when inhaled cause damage to internal lungs tissues becoming harmful to health. Production rates remained, since in all the new ceramic prote
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23

Dawood, Eethar Thanon, Al-ameen Abdul-ghany Ahmed, and Abdullah Mohammed Hassan. "Production of geoploymer mortar reinforced with sustainable fibers." Journal of the Mechanical Behavior of Materials 29, no. 1 (2020): 114–23. http://dx.doi.org/10.1515/jmbm-2020-0012.

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AbstractGeopolymer has been presented as new evolution in the concrete technology world, where cementitious materials such as ceramic powder and Slag have been replaced by high percentages of cement used in construction. Thus, the activation of such materials was performed by highly alkaline solutions in order to be acted as a binder in the mix. Therefore, the selection of suitable ingredients proportion of geopolymer mortar to achieve desired strength at required workability has been intended in this study. The experimental Program has been implemented for the preparation of geopolymer mortar
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24

Cao, Lintao, Xianming Shi, Xuran Liu, and Jianlin Wu. "Laboratory study on the properties of plastering mortar modified by feather fibers." Science and Engineering of Composite Materials 20, no. 3 (2013): 293–99. http://dx.doi.org/10.1515/secm-2012-0065.

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AbstractThis laboratory study explores the development of plastering mortar modified by feather fibers, so as to lay the groundwork for utilizing poultry feathers in thermal-insulation materials and removing them from waste streams. The laboratory testing measured the consistency value, porosity, compressive strength and thermal conductivity of various cement mortar mixes as a function of feather fiber dosage. The experimental data were used to determine the appropriate weight fraction of feather fibers in the mortars for thermal insulation. The results indicate that the incorporation of feath
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25

Cousin, P., M. Hassan, PV Vijay, M. Robert, and B. Benmokrane. "Chemical resistance of carbon, basalt, and glass fibers used in FRP reinforcing bars." Journal of Composite Materials 53, no. 26-27 (2019): 3651–70. http://dx.doi.org/10.1177/0021998319844306.

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One of the most important fields of research dealing with the use of carbon-, basalt-, and glass-fiber composites in the civil construction industry is their behavior under various chemical exposure conditions. Fiber-reinforced-polymer composites used as internal and external reinforcement in various structural applications can be subjected to widely differing pH situations. This study investigated the chemical durability of various carbon, basalt and glass fibers. The fibers were immersed in four types of solutions with acid, saline, alkaline, and deionized-water conditioning schemes. The fib
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26

Baba, Sotaro, Tomoyo Goto, Sung Hun Cho, and Tohru Sekino. "Synthesis of Silicon Nitride Ceramic Fibers and the Effect of Nitrogen Atmosphere on their Morphology." Materials Science Forum 922 (May 2018): 92–97. http://dx.doi.org/10.4028/www.scientific.net/msf.922.92.

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The effect of nitrogen gas flow rate on the morphology of silicon nitride fibers obtained via carbothermal nitridation heat treatment method was investigated. A precursor containing silicon, oxygen and carbon was obtained by a sol-gel method from a mixture of tetraethyl orthosilicate, polyvinyl alcohol, H2O and ethanol. A white wool-like product was obtained by heat treating the precursor placed in an alumina crucible under a 0.5 MPa nitrogen gas pressure at 1500oC with different nitrogen gas flow rates. The mass-based production rates of the samples obtained from the precursor powder were 20-
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27

Mihailovic, Marija, Tatjana Volkov-Husović, and Karlo Raic. "Micro- and Nano-Scale Wetting of Reactive Metal at Metal/Ceramic Interface." Advances in Science and Technology 45 (October 2006): 1526–31. http://dx.doi.org/10.4028/www.scientific.net/ast.45.1526.

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The wetting as a multi scale phenomenon, including micro- and nano-scale aspects, is considered to be the essential step in the evaluation of the transport phenomena during metal/ceramics joining with active filer metal. Micro-scale aspect deals with diffusivity at the interface and into the bulk, as well as mass transfer around the grain boundary grooves (GBG) of the ceramic surface. In that sense, the explanation of mass transport mechanism around the GBG’s is presented. Mathematical analysis is based on experimental values taken from literature. Nanoscale wetting aspect is an atomistic appr
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28

Kim, B., A. J. Boyd, and J. Y. Lee. "Effect of transport properties of fiber types on steel reinforcement corrosion." Journal of Composite Materials 45, no. 8 (2010): 949–59. http://dx.doi.org/10.1177/0021998310380286.

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This study investigated the transport properties of fiber types in concrete to evaluate their effect on the corrosion of steel reinforcement. The fibers used in this research are polypropylene (PP), polyvinyl alcohol (PVA), and hooked-end steel fiber (Steel). The addition of PVA fibers having relatively good resistance to transport properties indicated the best resistance to the initiation time of corrosion. On the other hand, the addition of PP fibers showed a relatively good resistance to corrosion, even though the specimen had a fast rate of absorption. The addition of hooked-end steel fibe
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29

Porter, John R. "Use of EDS mapping to characterize thermochemical stability of fibers in intermetallic matrix composites." Proceedings, annual meeting, Electron Microscopy Society of America 50, no. 1 (1992): 160–61. http://dx.doi.org/10.1017/s042482010012120x.

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New ceramic fibers, currently in various stages of commercial development, have been consolidated in intermetallic matrices such as γ-TiAl and FeAl. Fiber types include SiC, TiB2 and polycrystalline and single crystal Al2O3. This work required the development of techniques to characterize the thermochemical stability of these fibers in different matrices.SEM/EDS elemental mapping was used for this work. To obtain qualitative compositional/spatial information, the best realistically achievable counting statistics were required. We established that 128 × 128 maps, acquired with a 20 KeV accelera
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30

Guenanou, Ahmed, and Abderrahim Houmat. "Free vibration analysis of symmetrically laminated composite circular plates with curvilinear fibers." Science and Engineering of Composite Materials 24, no. 1 (2017): 111–21. http://dx.doi.org/10.1515/secm-2014-0340.

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AbstractThe free vibration analysis of symmetrically laminated composite circular plates with curvilinear fibers is performed using the first-order shear deformation theory along with a curved hierarchical square finite element. The blending function method is used to describe accurately the geometry of the circular plate. The hierarchical shape functions are constructed from Legendre orthogonal polynomials. The element stiffness and mass matrices are integrated numerically by means of the Gauss-Legendre quadrature. The equations of motion are derived using Lagrange’s method. Results for the f
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31

Ren, Zhongkan, Christel Gervais, and Gurpreet Singh. "Fabrication and characterization of silicon oxycarbide fibre-mats via electrospinning for high temperature applications." RSC Advances 10, no. 63 (2020): 38446–55. http://dx.doi.org/10.1039/d0ra04060f.

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Xi, Jiaojiao, Xiaoyan Liu, and Zhiqiang Yu. "Investigation of the tensile performance and failure mechanism of carbon–aramid hybrid fibers/epoxy sandwich structure laminates using the UV-thermal synergetic curing mechanism: Experimentation and simulation." Journal of Sandwich Structures & Materials 22, no. 8 (2018): 2582–603. http://dx.doi.org/10.1177/1099636218803416.

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The tensile failure mechanism of carbon–aramid hybrid fibers/epoxy sandwich structure laminates was investigated by using experimental and finite element methods. Double curing agents, triarylsulfonium hexafluoroantimonates and triethylene tetramine with a mass ratio of 4:15 were introduced into the laminates. Sandwich structure laminates, with different proportions of hybrid fibers, were cured by UV-initiated anion/cationic dual curing technique. The results showed that the synergetic curing effects of two curing agents were observed under UV irradiation, leading to the better curing of the s
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33

Wei, Lanhua, and Grady S. White. "Thermal diffusivity maps: Case studies in ceramics." Journal of Materials Research 12, no. 9 (1997): 2381–87. http://dx.doi.org/10.1557/jmr.1997.0315.

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A new methodology for mapping thermal diffusivity using a photothermal deflection method is introduced. Two case studies are made: fiber-reinforced composite structures and contact damage zones in alumina. In the former, characterization of thermal microstructural features is demonstrated; in the latter, microcrack density is quantified. Experimental data are analyzed and compared with literature results. Advantages and limitations of the technique are discussed.
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34

Hartz, Sönke, Elena Kostyleva, Henny Piezonka, Thomas Terberger, Natalya Tsydenova, and Mikhail G. Zhilin. "Hunter-Gatherer Pottery and Charred Residue Dating: New Results on Early Ceramics in the North Eurasian Forest Zone." Radiocarbon 54, no. 3-4 (2012): 1033–48. http://dx.doi.org/10.1017/s0033822200047652.

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This article discusses 18 accelerator mass spectrometry (AMS) radiocarbon dates from the peat bog sites Sakhtysh 2a, Ozerki 5, and Ozerki 17 in the Upper Volga region. The aim is to contribute to a better understanding of the emergence and dispersal of early ceramic traditions in northern Eurasia and their connection to the Baltic. With 1 exception, all dates were obtained from charred residue adhering to the sherd. A possible reservoir effect was tested on 1 piece of pottery from Sakhtysh 2a by taking 1 sample from charred residue, and another sample from plant fiber remains. Although a reser
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35

Lu, Jiang Ren, Xin Li Sun, Xing Hui Cai, San Qiang Dong, and Guo Liang Wang. "Numerical Study on the Ballistic Impact on Lightweight Composite Armour." Applied Mechanics and Materials 670-671 (October 2014): 824–28. http://dx.doi.org/10.4028/www.scientific.net/amm.670-671.824.

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A lightweight sandwich composite armours has been established by comparing the ballistic resistance of the potential component materials. The ballistic-resistance properties of the armours under impacting by the bullet with 12.7mm diameter are also numerically investigated by using finite element software LS-DYNA. Numerical modeling is used to obtain an estimate for the ballistic limit velocity (V50) and simulate penetration processes. The focus is placed on the energy absorption capabilities of different component layers with same density per unit area. The influence of stacking sequence and
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36

Jung, Gihune, and Peter Mitschang. "Multilayered hybrid roving as a manufacturing concept of continuous fiber–reinforced thermoplastic materials." Journal of Thermoplastic Composite Materials 31, no. 2 (2016): 145–61. http://dx.doi.org/10.1177/0892705716683243.

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A new manufacturing concept named multilayered hybrid (MLH) roving was invented in the form of a fiber roving separated evenly into several sublayers by thermoplastic films, which is manufactured by the sequential processes of spreading, fixing, and folding. This concept is aimed to combine the variety in processing of commingled roving and the variety in material configuration of organic sheet. For the review on impregnation basics, the Kozeny–Carman equation was examined on the packed bed of fibers, not of particles, to check out the controllable parameter. Also, the newly derived spreading
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37

Luoh, R., and H. Thomas Hahn. "Electrospun nanocomposite fiber mats as gas sensors." Composites Science and Technology 66, no. 14 (2006): 2436–41. http://dx.doi.org/10.1016/j.compscitech.2006.03.012.

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38

Kim, Jeong Guk. "Tensile Damage Characterization in Nicalon Fiber Reinforced Ceramic Composites." Key Engineering Materials 326-328 (December 2006): 1237–42. http://dx.doi.org/10.4028/www.scientific.net/kem.326-328.1237.

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Tensile failure behavior of ceramic matrix composites (CMCs) was characterized with nondestructive evaluation (NDE) techniques. Prior to the mechanical testing, infrared (IR) thermography was employed to obtain thermal diffusivity maps for CMC specimens. IR thermography also was used for quantitative analyses of the progressive damage and in-situ monitoring of the damage during tensile tests, while ultrasonic (UT) C-scans were used to present defect distributions of the composites. The thermal diffusivity map showed good consistency with ultrasonic C-scan results of CMC specimens. In this inve
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Davraz, Metin, and Hilmi C. Bayrakci. "Performance properties of vacuum insulation panels produced with various filling materials." Science and Engineering of Composite Materials 21, no. 4 (2014): 521–27. http://dx.doi.org/10.1515/secm-2013-0162.

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AbstractVacuum insulation panel (VIP) is known to be the most effective insulation material. However, the usage areas of VIPs are restricted because of their high production costs. The core of VIP is the most important item affecting the cost of VIP. In this study, to obtain VIPs, which are provided with minimum thermal conductivity resistance value (R=5 m2 K/mW), was aimed for the optimal thickness of the panel (<40 mm). Therefore, 14 different core samples of VIP were produced by using various types of powders (fumed silica, precipitated silica, perlite, and diatomite), opacifiers (silico
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Zong, Yakun, Dejin Tong, and Zhanxiong Li. "Synthesis, pyrolysis of a novel carborane ceramic precursor, and coating on carbon fiber." High Performance Polymers 31, no. 9-10 (2019): 1085–100. http://dx.doi.org/10.1177/0954008318823051.

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A novel carborane–carbosilane–(cyclo-silazane) polymer has been synthesized as precursor of ceramic and applied to the surface treatment of carbon fiber (Cf) by precursor infiltration and pyrolysis method. The preparation of carborane precursor was carried out by hydrosilylation of trivinyltrimethylcyclosilazane with dimethylchlorosilane firstly, and then by polycondensation reaction with hydroxylated 1,1′-hydroxysilylene-2,2′-bis(hydroxydimethylsilyl)biscarborane whose −OH was formed by transferring the newly introduced C–H bond via hydroxylation. Chemical structure of the polymer was studied
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Young, Wen-Bin, and Cheng-Wey Chiu. "Study on Compression Transfer Molding." Journal of Composite Materials 29, no. 16 (1995): 2180–91. http://dx.doi.org/10.1177/002199839502901605.

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Resin transfer molding (RTM) finishes the resin impregnation and composite fabrication at the same time. It simplifies the process for composites fabrication and has the advantages of automation, low cost, and versatile design of fiber reinforcement. Therefore, the RTM process is widely used in the architecture, automotive, and aerospace industries. However, in the RTM process, resin must flow through the fiber reinforcement in the planar direction, which, in some cases such as fabrications of large panels, may need a long time for the mold filling. If the part dimension is too large or the fi
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Zhang, Yu Ping, Yong Hua Shen, Wei Wei Chen, Huan Wu Cheng, and Lu Wang. "Preparation of Continuous Al2O3/Y2O3 Coating on Carbon Fiber by a Novel Aqueous Plasma Electrolysis." Materials Science Forum 898 (June 2017): 1575–82. http://dx.doi.org/10.4028/www.scientific.net/msf.898.1575.

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A novel aqueous plasma electrolysis applied for depositing a uniform and continuous Al2O3/Y2O3 ceramic coating on each fiber within a carbon fiber bundle are reported in this study. All equally spaced tungsten wires generated plasma arc, where the plasma was overlapped, excluded and extruded each other, finally a cylindrical plasma arc zone was formed, promoting the full coverage of the coating on each fiber. The Al2O3/Y2O3 coating protected the carbon fiber from oxidation above 850oC. Similarly, the coating significantly improved the oxidation resistance of the carbon fiber with the mass loss
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Deng, Zhiyun, Xinrong Liu, Ninghui Liang, Albert de la Fuente, and Haoyang Peng. "Flexural Performance of a New Hybrid Basalt-Polypropylene Fiber-Reinforced Concrete Oriented to Concrete Pipelines." Fibers 9, no. 7 (2021): 43. http://dx.doi.org/10.3390/fib9070043.

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The bending performance of a basalt-polypropylene fiber-reinforced concrete (HBPFRC) was characterized by testing 24,400 × 100 × 100 mm3 prismatic specimens in a four-point bending test JSCE-SF4 configuration. The type and content of both fibers were varied in order to guarantee different target levels of post-cracking flexural performance. The results evidenced that mono-micro basalt fiber reinforced concrete (BFRC) allows the increase of the flexural strength (pre-cracking stage), while macro polypropylene fiber reinforced concrete (PPFRC) can effectively improve both bearing capacity and du
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Khalid, Faiza, Manaa Rabah, Saad Salah, and Ameddah Hacene. "A Study of the Thermo-Mechanical Behavior of a Gas Turbine Blade in Composite Materials Reinforced with Mast." Revue des composites et des matériaux avancés 31, no. 2 (2021): 101–8. http://dx.doi.org/10.18280/rcma.310205.

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The turbine blades are subjected to high operating temperatures and high centrifugal tensile stress due to rotational speeds. The maximum temperature at the inlet of the turbine is currently limited by the resistance of the materials used for the blades. The present paper is focused on the thermo-mechanical behavior of the blade in composite materials with reinforced mast under two different types of loading. The material studied in this work is a composite material, the selected matrix is a technical ceramic which is alumina (aluminum oxide Al2O3) and the reinforcement is carried out by short
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Dessenberger, Richard B., and Charles L. Tucker. "Forming limit measurements for random-fiber mats." Polymer Composites 19, no. 4 (1998): 370–76. http://dx.doi.org/10.1002/pc.10110.

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Servais, Colin, Véronique Michaud, and Jan-Anders E. Månson. "The packing stress of impregnated fiber mats." Polymer Composites 22, no. 2 (2001): 298–311. http://dx.doi.org/10.1002/pc.10539.

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Kaveline, K. G., N. S. Ermolaeva, and P. V. Kandachar. "Investigation of stochastic properties of the natural fiber mats." Composites Science and Technology 66, no. 2 (2006): 160–65. http://dx.doi.org/10.1016/j.compscitech.2005.04.024.

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Ishikawa, Toshihiro. "Photocatalytic Fiber for Environmental Application." Advances in Science and Technology 45 (October 2006): 2118–26. http://dx.doi.org/10.4028/www.scientific.net/ast.45.2118.

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In order to avoid large problems regarding peering of the titania layer coated on the substrate, we developed an epoch-making “strong titania fiber” consisting of photoactive surface layer with a nanometer-scale compositional gradient, which can effectively oxidize any kind of organic materials. An effective water-purification system using this fiber has been also developed. The basis of this technology is to incorporate a selected low-molecular-mass additive (Ti(OC4H9)4) into a precursor polymer from which the ceramic forms. After melt-spinning the resulting precursor polymer, thermal treatme
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Makhlouf, Azzedine, Abdelheq Layachi, Imane Kouadri, Ahmed Belaadi, and Hamid Satha. "Structural study and thermal behavior of composites: Polyamide 66/glass fibers: The reinforcement ratio effect on the kinetics of crystallization." Journal of Composite Materials 54, no. 11 (2019): 1467–81. http://dx.doi.org/10.1177/0021998319883913.

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The present research aims at studying the kinetics of non-isothermal crystallization of the polyamide 66 matrix and its composites with the presence of a glass fiber load. To achieve that goal, the non-isothermal crystallization of polyamide 66 has been studied by means of DSC. The ratio of tested reinforcement varies from 7% to 50% of glass fiber in mass. The modeling, by the theories of Jeziorny and those of Mo, has allowed us to study the influence of adding this reinforcement, as well as the variation of the rate of cooling, on the kinetics of crystallization of the composites in question,
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Englund, Karl R., Michael P. Wolcott, and John C. Hermanson. "The compression of wood/thermoplastic fiber mats during consolidation." Composites Part A: Applied Science and Manufacturing 35, no. 2 (2004): 273–79. http://dx.doi.org/10.1016/j.compositesa.2002.12.001.

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