Bouquet 发表于 2025-3-30 08:39:48

Polymethylsilane as a Precursor to High Purity Silicon Carbide nanocrystalline SiC. The chemical evolution of polymer to ceramic was followed by .Si NMR, diffuse reflectance IR and X-ray powder diffractometry. The polymer undergoes a gross structural rearrangement from -.- to -.- on heating to 400°C. Above 400°C, the resulting polycarbosilane d

辞职 发表于 2025-3-30 12:44:45

Silicon Carbide Preceramic Polymers as Binders for Ceramic Powderssilicon carbide powders in traditional ceramic processing. Of these polymer systems none have the design flexibility to allow for their use with ceramic powders over a range of polymer levels. For example, polycarbosilane has both a fixed polymer rheology and ceramic composition. Some of the focus w

Veneer 发表于 2025-3-30 18:43:26

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FLAGR 发表于 2025-3-31 00:42:47

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爱国者 发表于 2025-3-31 01:46:45

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思想灵活 发表于 2025-3-31 07:46:41

Ceramic Materials Via Derivatization Reactions of Polymersn many cases these reactions lead to intractable products. An alternative approach was examined which could afford better control over the properties of the product. This involved the derivatization of preformed polymers of appropriate molecular weight and functionality. Polyethyleneimine, (CH.-CH.-

解脱 发表于 2025-3-31 10:39:20

Manufacturing Sector of Bangladesh and West Bengal,uted around 85 per cent of the profit of the entire manufacturing sector. More interestingly, the total factor productivity (TFP) of the West Bengal manufacturing sector as a whole has been declining, while it has been increasing in the case of India.

Loathe 发表于 2025-3-31 13:25:25

Book 2000al problems and inequalities,constrained global optimization, multi-well phase transitions,non-smooth post-bifurcation, large deformation mechanics, structurallimit analysis, differential geometry and non-convex dynamicalsystems. .With exceptionally coherent and lucid exposition, the work fills a bi

THROB 发表于 2025-3-31 21:16:57

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CROAK 发表于 2025-3-31 22:33:25

Research in Hybrid Intelligent Systems,t the various aspects of human intelligence that are necessary for enhancing decision making in computing systems. In addition to the practical aspect, systems that perform a variety of intelligent tasks are interesting also for expanding the artificial intelligence effort to gain a better understan
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查看完整版本: Titlebook: Inorganic and Organometallic Oligomers and Polymers; Proceedings of the 3 John F. Harrod,Richard M. Laine Conference proceedings 1991 Sprin