Results 211 to 220 of about 24,430 (263)
Some of the next articles are maybe not open access.
2002
Silicon nitride ceramics is a generic term for a variety of alloys of Si3N4 with additional compounds necessary for a complete densification of the Si3N4 starting powder. They are heterogeneous, multicomponent materials characterised by the inherent properties of the crystalline modifications α and β of Si3N4 and the significant influence of the ...
Petzow, G., Herrmann, M.
openaire +2 more sources
Silicon nitride ceramics is a generic term for a variety of alloys of Si3N4 with additional compounds necessary for a complete densification of the Si3N4 starting powder. They are heterogeneous, multicomponent materials characterised by the inherent properties of the crystalline modifications α and β of Si3N4 and the significant influence of the ...
Petzow, G., Herrmann, M.
openaire +2 more sources
Powder Metallurgy, 1961
A method is described for preparing silicon nitride bodies of almost theoretical density. Silicon nitride powder is hot pressed with a small proportion of catalyst, preferably magnesium oxide or nitride, at 1850°C. The bodies have very high flexural strength up to high temperatures, and preliminary measurements of creep rate and thermal shock ...
G. G. DEELEY, J. M. HERBERT, N. C. MOORE
openaire +1 more source
A method is described for preparing silicon nitride bodies of almost theoretical density. Silicon nitride powder is hot pressed with a small proportion of catalyst, preferably magnesium oxide or nitride, at 1850°C. The bodies have very high flexural strength up to high temperatures, and preliminary measurements of creep rate and thermal shock ...
G. G. DEELEY, J. M. HERBERT, N. C. MOORE
openaire +1 more source
Materials Science Forum, 2008
Silicon nitride is one of the major structural ceramics that has been developed following many years of intensive research. It possesses high flexural strength, high fracture resistance, good creep resistance, high hardness and excellent wear resistance.
openaire +1 more source
Silicon nitride is one of the major structural ceramics that has been developed following many years of intensive research. It possesses high flexural strength, high fracture resistance, good creep resistance, high hardness and excellent wear resistance.
openaire +1 more source
Journal of the American Ceramic Society, 1985
Hot‐pressed Si 3 N 4 was joined using an Mgo‐A1 2 O 3 ‐SiO 2 glass composition chosen to approximate the oxide portion of the grain ...
M. L. MECARTNEY +2 more
openaire +1 more source
Hot‐pressed Si 3 N 4 was joined using an Mgo‐A1 2 O 3 ‐SiO 2 glass composition chosen to approximate the oxide portion of the grain ...
M. L. MECARTNEY +2 more
openaire +1 more source
Silicon Nitride-Silicon Dioxide Combinations
1971While it would be desirable to replace completely SiO2 by Si3N4, such structures exhibit hysteresis in surface behavior and charge instability due to the high number of surface charges, tunneling and trapping at the Si-Si3N4 interface as noted in the previous sections of this survey.
openaire +1 more source
Graphene on silicon-nitride photodetector
SPIE Micro + Nano Materials, Devices, and Applications 2019, 2019Even though graphene is a gapless material, it demonstrates strong interband absorption from a broad range of wavelengths between VIS and NIR. Recent photocurrent graphene-based detectors demonstrated strong photoresponse signal near the graphene/metal boundaries.
Varapnickas, Simonas +10 more
openaire +2 more sources
1991
Publisher Summary This chapter explains the properties and production of silicon nitride fibers. The formation of silicon nitride (Si 3 N 4 ) by pyrolysis of organometallic polymers containing silicon has been of interest as a potentially convenient route to the production of components of complex shape.
F.L. Riley, J.-C. Ko, G.C. East
openaire +1 more source
Publisher Summary This chapter explains the properties and production of silicon nitride fibers. The formation of silicon nitride (Si 3 N 4 ) by pyrolysis of organometallic polymers containing silicon has been of interest as a potentially convenient route to the production of components of complex shape.
F.L. Riley, J.-C. Ko, G.C. East
openaire +1 more source
2011
The widespread interest in silicon nitride ceramics stems from their desirable physical and mechanical properties in many high temperature and pressure applications [1, 2, 3, 4, 5]. Good resistance to oxidation and corrosive environments, low coefficient of friction and thermal expansion, negligible creep, and high decomposition temperature are some of
openaire +1 more source
The widespread interest in silicon nitride ceramics stems from their desirable physical and mechanical properties in many high temperature and pressure applications [1, 2, 3, 4, 5]. Good resistance to oxidation and corrosive environments, low coefficient of friction and thermal expansion, negligible creep, and high decomposition temperature are some of
openaire +1 more source
Silicon nitride passive and active photonic integrated circuits: trends and prospects
Photonics Research, 2022Chao Xiang, Warren Jin, John Bowers
exaly
Plastic deformation in silicon nitride ceramics via bond switching at coherent interfaces
Science, 2022Jie Zhang, Guanghua Liu, Wei Cui
exaly