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ISBN-10: 0470318147

ISBN-13: 9780470318140

ISBN-10: 0470373938

ISBN-13: 9780470373934

This quantity is a part of the Ceramic Engineering and technology continuing  (CESP) series.  This sequence features a number of papers facing matters in either conventional ceramics (i.e., glass, whitewares, refractories, and porcelain tooth) and complex ceramics. issues lined within the region of complex ceramic contain bioceramics, nanomaterials, composites, strong oxide gasoline cells, mechanical houses and structural layout, complicated ceramic coatings, ceramic armor, porous ceramics, and more.

Content:
Chapter 1 an outline of Nonoxide Ceramics expertise (pages 1–2): Richard M. Spriggs
Chapter 2 Synthesis and features of Ceramic Powders made up of Laser?Heated Gases (pages 3–19): R. A. Marra and J. S. Haggerty
Chapter three Fabrication of Sinterable Silicon Nitride through Injection Molding (pages 20–34): C. L. Quackenbush, okay. French and J. T. Neil
Chapter four Oxynitride Glasses and Silicon Nitride Processing (pages 35–49): R. E. Loehman
Chapter five The guidance, constitution, and homes of business Sialon Ceramic fabrics (pages 50–66): R. J. Lumby
Chapter 6 Aluminum Oxynitride Spinel (ALON)–A New Optical and Multimode Window fabric (pages 67–76): T. M. Hartnett, E. A. Maguire, R. L. Gentilman, N. D. Corbin and J. W. McCauley
Chapter 7 overview of Static Fatigue in Silicon Nitride and Silicon Carbide (pages 77–98): G. D. Quinn
Chapter eight Silicon Carbide Mirrors for High?Power purposes (pages 99–108): Peter Z. Takacs
Chapter nine using Silicon Nitride in Semiconductor units (pages 109–119): C. A. Goodwin
Chapter 10 Silicon Carbide for High?Temperature warmth Exchangers (pages 120–127): R. A. Penty and J. W. Bjerklie

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Extra resources for A Collection of Papers Presented at the 1981 New England Section Topical Meeting on Nonoxide Ceramics: Ceramic Engineering and Science Proceedings, Volume 3, No. 1/2

Sample text

R. Clarke, N. J. Zaluzek, and D. W. Carpenter, “The Intergranular Phase in Hot-Pressed Silicon Nitride: I, Elemental Composition,” J. Am. Cerum. , 64 [lo] 601-607 (1981). F. Lange, “Eutectic Studies in the System Si3N4-Si2N20-Mg2SiO4,” J . Am. Cerum. , 62 [ll-121 617-19 (1979). *H-I, Hermann Starck, Berlin. 999% Kawecki Berylco, New York. SLinde A, Union Carbide Corp. , Danvers, MA. Table I. Oxynitride Glass-Forming Systems Si-Al-0-N Mg-Si-0-N Mg-Si-Al-0-N Ca-Si-0-N Ca-Si-Al-0-N (7) (4, 7) (4, 7) (4) (4, 12) Y-Si-Al-0-N Li-Si-Al-0-N La-Si-0-N La-Si-Al-0-N Na-B-Si-0-N 42 (3, 8) Na-Ca-Si-0-N (10) (4) Na-Ba-P-0-N (1 1) (5) Ca-A1-B-Si-0-N (12) (4) (9) Table 11.

Each data point shown represents the average weight change of four blades. The blades oxidized at 750°C showed essentially no weight change. Those oxidized at 1000" and 1200°C exhibited parabolic oxidation rates. 7X1O-l2 (kg/m2)* s-l. * None of the 27 samples showed signs of catastrophic oxidation. Figure 11 shows a photo of blades oxidized for 300 h at 1000“ and 1200°C along with an unoxidized turbine blade. Summary The feasibility of producing turbine components of sintered silicon nitride by injection molding has been demonstrated.

5 ~01%. Few direct experimental measurements have been made of intergranular phase compositions in Si3N4. Powell and Drewi9used Auger electron spectroscopy to examine fracture surfaces in Si3N4hot-pressed with 7 wt% MgO and concluded the intergranular phase was a Ca-Mg-silicate glass containing little or no nitrogen. Kossowsky20made a similar analysis and found a glassy intergranular phase that contained considerable nitrogen. Clarke et ~ 1 . re~ ' cently made a comprehensive study of ceramics hot-pressed from mixtures of MgO, S O 2 , and Si3N4.

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A Collection of Papers Presented at the 1981 New England Section Topical Meeting on Nonoxide Ceramics: Ceramic Engineering and Science Proceedings, Volume 3, No. 1/2


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