silicon carbide porous
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silicon carbide porous

Porous Silicon Carbide Ceramics Produced by a Carbon

Porous Silicon Carbide Ceramics Produced by a Carbon Foam Derived from Mixtures of Mesophase Pitch and Si Particles Zhijin Zhang,w Fuchi Wang, Xiaodong Yu, Yangwei Wang, and Yinghui Yan School of Materials and Science Engineering, Beijing Institute of Technology, Beijing 100081, China

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Porous silicon carbide coated with tantalum as potential ...

Porous silicon carbide (SiC) has a specific biomorphous microstructure similar to the trabecular microstructure of human bone. Compared with that of bioactive ceramics, such as calcium phosphate, SiC does not induce spontaneous interface bonding to living bone. In this study, bioactive tantalum (Ta)

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US20040033893A1 - Silicon carbide based porous article and ...

A silicon carbide-based porous material containing silicon carbide particles ( 1 ) as an aggregate and metallic silicon ( 2 ), wherein the average particle diameter of the silicon carbide-based porous material is at least 0.25 time the average particle diameter of the silicon carbide particles ( 1 ), or the contact angle between the silicon carbide particles ( 1 ) and the metallic silicon ( 2 ...

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AU2003221017A1 - Silicon carbide based porous material and ...

porous production silicon carbide carbide silicon Prior art date 2002-03-29 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Abandoned Application number AU2003221017A Inventor Masahiro Furukawa Shinji ...

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Silicon carbide filters and porous membranes: A review of ...

Silicon carbide (SiC) filters and porous membranes is a growing industry with deployment for gas and liquid separation processes. In view of its importance, the research efforts into the development of SiC filters and membranes are of growing interest around the world.

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Preparation and properties of porous silicon carbide based ...

Nov 05, 2016  Porous silicon carbide ceramics with high open porosity and large pore size are usually applied as filters for the cleaning of hot dust gases. However, the large porosity and large pore size will decrease the mechanical properties. In the present study, porous SiC ceramics were prepared using bentonite as bonding phase.

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Silicon carbide infiltration of porous C C composites for ...

Jan 01, 1995  On the basis of thermodynamic data, this model has considered only some specific carbon-oxygen and silicon carbide-oxygen reactions[25], assumed to be most probable in the 700-1400°C range; errors are, however, less negligible for temperatures close to, or lower than 700°C. 4.1 Effect of the SiC seal-coating thickness The model was used to ...

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Photoluminescent properties of silicon carbide and porous ...

Feb 01, 2009  1.. IntroductionAfter the observation of efficient room temperature photoluminescence (PL) from porous silicon (PS) , research interest has attracted significant attention from the point of view of the origin of the visible luminescence and possible application to optoelectronics. Analogous to PS, porous silicon carbide (PSC) also exhibit PL .The increase in the PL efficiency of PSC makes it a ...

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Porous Ceramics INNOVACERA

Porous Ceramics. The range of Innovcera porous ceramic filters are made from aluminum oxide and silicon carbide. The strong, uniform porous ceramic has 40-50% open porosity with a tortuous pore structure and is available in pore sizes ranging from 6 to 90 microns.

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Effects of dopants on electrical, thermal, and mechanical ...

Jul 01, 2021  1.Introduction. Porous ceramics based on silicon carbide (SiC) are one of the most important advanced ceramic materials. They attract considerable attention and have an important role in various industrial fields including environmental protection for various applications such as air and water purifiers, filtration of hot gases and molten metals, diesel particulate filters, membrane supports ...

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AU2003255160A1 - Silicon carbide thermostable porous ...

silicon carbide porous structural Prior art date 2002-07-26 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Abandoned Application number AU2003255160A Inventor Eiji Tani

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Synthesis and Properties of Silicon-Carbide-Modified ...

Jul 09, 2020  The synthesis and properties of a porous glass composite obtained, based on cullet powder using aluminum powder and liquid glass, at temperatures not exceeding 100°C are discussed. It is shown that silicon carbide or a mixture of silicon carbide with gallium arsenide, which is a product of grinding in the semiconductor industry, can be used as a composition modifier. It is shown that porous ...

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Silicon carbide foam as a porous support platform for ...

Feb 11, 2016  Silicon carbide foam as a porous support platform for catalytic applications Cuong Duong-Viet , ab Housseinou Ba , a Zora El-Berrichi , c Jean-Mario Nhut , a Marc J. Ledoux , a Yuefeng Liu * ad and Cuong Pham-Huu * a

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Silicon carbide porous body - Patent EP-2233455-B1 - PubChem

Silicon carbide porous body - Patent EP-2233455-B1 - PubChem. National Center for Biotechnology Information. 8600 Rockville Pike, Bethesda, MD, 20894 USA. Contact. Policies. FOIA. National Library of Medicine. National Institutes of Health. Department of Health and Human Services.

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Porous Silicon Carbide Ceramics Produced by a Carbon

Porous Silicon Carbide Ceramics Produced by a Carbon Foam Derived from Mixtures of Mesophase Pitch and Si Particles Zhijin Zhang,w Fuchi Wang, Xiaodong Yu, Yangwei Wang, and Yinghui Yan School of Materials and Science Engineering, Beijing Institute of Technology, Beijing 100081, China

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Porous SiC SpringerLink

Jul 27, 2014  There are three motives to investigate surface etching of silicon carbide (SiC). The first is the creation of patterns on SiC for electronic applications, and the second is that porous SiC obtained by etching yields stronger luminescence than the bulk materials. Last but not least, porous SiC has promising applications in sensing.

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Silicon Carbide Porous Disc - Buy Sic Disc,Silicon Carbide ...

silicon carbide porous disc Silicon Carbide was originally produced by a high temperature electro-chemical reaction of sand and carbon. Silicon carbide is an excellent abrasive and and made into grinding wheels and other abrasive products.

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Porous silicon carbide (SiC) semiconductor device - Kulite ...

Oct 06, 1992  A semiconductor device employs at least one layer of semiconducting porous silicon carbide (SiC). The porous SiC layer has a monocrystalline structure wherein the pore sizes, shapes, and spacing are determined by the processing conditions. In one embodiment, the semiconductor device is a p-n junction diode in which a layer of n-type SiC is ...

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Porous Ceramics - Refractron Technologies Corp

Silicon Carbide (SiC) porous ceramics with a hybrid reaction bond can withstand higher temperatures than traditional glass-bonded porous ceramics. Silicon carbide offers chemical durability, thermal shock and creep resistance for applications up to 1200ºC (2192ºF).

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Preparation of Porous Permeable Ceramic Based on Silicon ...

Dec 02, 2019  The article presents an analytical review of publications on oxide ceramic binders that are used to prepare porous silicon carbide materials. The most promising ceramic binders are determined and the properties of materials based on ceramic binder data are provided. Mechanisms of modifier action making it possible to reduce the heat treatment temperature by up to 100°C are considered.

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Silicon Carbide (SiC)

Silicon Carbide (SiC) Alpha SiC / AlphaLAST 111® Alpha Porous SiC / UltraLAST 121® Alpha Large Grain SiC / DuraLAST 131® Reaction Bonded SiC / Extrema 141® Alpha SiC + G / G LAST 151® High Purity SiC / SemiLAST 191® RB SiC + G / Extrema 161® Tungsten Carbide (WC) Nickel Binder Tungsten Carbide / NiLAST® N Series

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Effects of dopants on electrical, thermal, and mechanical ...

Jul 01, 2021  1.Introduction. Porous ceramics based on silicon carbide (SiC) are one of the most important advanced ceramic materials. They attract considerable attention and have an important role in various industrial fields including environmental protection for various applications such as air and water purifiers, filtration of hot gases and molten metals, diesel particulate filters, membrane supports ...

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Hot Gas Filtration Using Porous Silicon Carbide Filters

Sep 19, 2005  Porous silicon carbide candle-type filters suitable for the condition of pressurized fluidized-bed combustion (PFBC) operations were prepared by several processes. Filtering characteristics of the porous filters with different geometry, tube-type and cogwheel-type, and various porosities were invest

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Surface Phenomena at the Interface between Silicon Carbide ...

Nov 10, 2021  PDF The paper discusses a potential composite produced using the casting method, where the matrix is gray cast iron with flake graphite. The...

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Porous Silicon Carbide Morgan Advanced Materials

A new micro-structure manufactured by Seals and Bearings, a business of Morgan Advanced Materials using porous Silicon Carbide (SiC) is being cited as the answer, offering effective pore forming to help pumps perform for longer. Thanks to Morgan’s expertise in volume precision ceramics manufacturing – and the flexibility to ‘press to size ...

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Silicon carbide porous body - Patent EP-2233455-B1 - PubChem

Silicon carbide porous body - Patent EP-2233455-B1 - PubChem. National Center for Biotechnology Information. 8600 Rockville Pike, Bethesda, MD, 20894 USA. Contact. Policies. FOIA. National Library of Medicine. National Institutes of Health. Department of Health and Human Services.

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Porous SiC SpringerLink

Jul 27, 2014  There are three motives to investigate surface etching of silicon carbide (SiC). The first is the creation of patterns on SiC for electronic applications, and the second is that porous SiC obtained by etching yields stronger luminescence than the bulk materials. Last but not least, porous SiC has promising applications in sensing.

More

Porous Silicon Carbide Ceramics Produced by a Carbon Foam ...

Jan 05, 2009  Porous Silicon Carbide Ceramics Produced by a Carbon Foam Derived from Mixtures of Mesophase Pitch and Si Particles. Zhijin Zhang, ... The addition of Si in MP results in an increased densification of porous SiC struts. With 50 wt% Si, porous SiC ceramics with a high flexural strength of 23.9 MPa and a porosity of 55% were obtained.

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SILICON CARBIDE-BASED POROUS BODY - NGK INSULATORS, LTD.

A silicon carbide-based porous body comprising a plurality of silicon carbide (SiC) particles as an aggregate and a plurality of binding phases which bind the silicon carbide particles to each other, wherein of the binding phases, the crystal phase having the largest volume is either of a Si phase and a phase made of at least one member ...

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Porous silicon carbide (SIC) semiconductor device - Kulite ...

Porous silicon carbide is then removed from the bulk substrate by oxidation and other methods. The techniques described employ a two-step process which is used to pattern bulk silicon carbide where selected areas of the wafer are then made porous and then the porous layer is subsequently removed. The process to form porous silicon carbide ...

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Pt loaded onto silicon carbide/porous carbon hybrids as an ...

Pt loaded onto silicon carbide/porous carbon hybrids as an electrocatalyst in the methanol oxidation reaction† Liming Jiang , a Honggang Fu ,* ab Lei Wang , b Wei Zhou ,

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Preparation and Properties of Silicon Carbide Porous ...

Preparation and Properties of Silicon Carbide Porous Ceramic Filter Membrane p.36. Effect of Co Content on the Densification, Microstructure and Mechanical Properties of cBN-WC/Co Composites p.41. Microstructure and Properties of Hot-Pressing Sintered Tungsten

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Silicon Carbide (SiC)

Silicon Carbide (SiC) Alpha SiC / AlphaLAST 111® Alpha Porous SiC / UltraLAST 121® Alpha Large Grain SiC / DuraLAST 131® Reaction Bonded SiC / Extrema 141® Alpha SiC + G / G LAST 151® High Purity SiC / SemiLAST 191® RB SiC + G / Extrema 161® Tungsten Carbide (WC) Nickel Binder Tungsten Carbide / NiLAST® N Series

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Effects of dopants on electrical, thermal, and mechanical ...

Jul 01, 2021  1.Introduction. Porous ceramics based on silicon carbide (SiC) are one of the most important advanced ceramic materials. They attract considerable attention and have an important role in various industrial fields including environmental protection for various applications such as air and water purifiers, filtration of hot gases and molten metals, diesel particulate filters, membrane supports ...

More

Studies on the Reactive Melt Infiltration of Silicon and ...

due to conversion of carbon to silicon carbide. If the initial pore volume fraction of porous carbon pre-form is greater than 0.562, the final material will contain some free silicon along with the silicon carbide phase. In the silicon-l.7 at.% molybdenum alloy infiltration, the final material will contain silicon carbide,

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Porous Silicon Carbide and Gallium Nitride: Epitaxy ...

Porous Silicon Carbide and Gallium Nitride: Epitaxy, Catalysis, and Biotechnology Applications presents the state-of-the-art in knowledge and applications of porous semiconductor materials having a wide band gap. This comprehensive reference begins with an overview of porous wide-band-gap technology, and describes the underlying scientific basis for each application area.

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