Volume Fraction and Whisker Orientation Dependence of the Electrical Properties of SiC-Whisker-Reinforced Mullite Composites

Journal of the American Ceramic Society

Volumn 84, Issue 10, 2001, Pages 2328-2334

  Gerhardt, Rosario A ^a   Ruh, Robert ^b  

^a Georgia Institute of Technology   (United States)

^b AIR FORCE RESEARCH LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CHEMICAL ANALYSIS; COMPOSITE MATERIALS; CRYSTAL ORIENTATION; CRYSTAL WHISKERS; DIELECTRIC LOSSES; ELECTRIC CONDUCTIVITY MEASUREMENT; ELECTRIC FIELDS; ELECTRIC IMPEDANCE; HOT PRESSING; PERMITTIVITY; VOLUME FRACTION; X RAY DIFFRACTION ANALYSIS;

REINFORCED MULLITE COMPOSITES; RESISTIVITY MEASUREMENT; WHISKER ORIENTATION;

SILICON CARBIDE;

EID: 0035497584     PISSN: 00027820     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1151-2916.2001.tb01010.x     Document Type: Article

References (34)

1. 2 Whisker Composites"; pp. 205-15 in NASA Conference Publication. Vol. 2406, Metal Matrix. Carbon and Ceramic Matrix Composites. Langley Research Center, Hampton, VA, 1985.
2. 2-Toughened-Mullite-SiC-Whisker Composites," J. Am. Ceram. Soc., 71 [6] 503-12 (1988).
3. M. I. Osendi, B. A. Bender, and D. Lewis III, "Microstructure and Mechanical Properties of Mullite-Silicon Carbide Composites," J. Am. Ceram. Soc., 72 [6] 1049-54 (1989).
4. P. F. Becher and T. N. Tiegs, "Toughening Behavior Involving Multiple Mechanisms: Whisker Reinforcement and Zirconia Toughening." J. Am. Ceram. Soc., 70 [9] 651-54 (1987).
5. K. P. Gadkaree and K. Chyung, "Silicon-Carbide-Whisker-Reinforced Glass and Glass-Ceramic Composites." Am. Ceram. Soc. Bull., 65 [2] 370-76 (1986).
6. A. Zangvil, C.-C. Lin, and R. Ruh, "Microstructutal Studies in Alkoxide-Derived Mullite/Zirconia/Silicon Carbide-Whisker Composites," J. Am. Ceram. Soc., 75 [5] 1254-63 (1992).
7. L. M. Russell, L. F. Johnson, D. P. H. Hasselman, and R. Ruh. "Thermal Conductivity/Diffusivity of Silicon Carbide Whisker Reinforced Mullite," J. Am. Ceram. Soc. 70 [10] C-226-C-229 (1987).
8. L. M. Russell, K. Y. Donaldson, D. P. H. Hasselman, R. Ruh, and J. W. Adams, "Thermal Diffusivity/Conductivity and Specific Heat of Mullile-Zirconia-Silicon Carbide Whisker Composites." J. Am. Ceram. Soc. 79 [10] 2767-70 (1996).
9. L. F. Johnson, D. P H. Hasselman, and K. Chyung. "Effect of Silicon Carbide Fiber or Whisker Reinforcement on the Thermal Diffusivity/Conductivity of an Osumilite Glass Ceramic," J. Am. Ceram. Soc., 66, C-135-C-138 (1987).
10. J. Zhang, H. Huang, L. Cao, F. Xia, and G. Li, "Semiconductive Property and Impedance Spectra of Alumina-Silicon Carbide Whisker Composite," J. Am. Ceram. Soc., 75 [8] 2286-88 (1992).
11. R. W. Sillars. "The Properties of a Dielectric Containing Semiconducting Particles of Various Shapes," J. Inst. Electr. Eng., 80, 378-94 (1937).
12. L. K. H. van Beek, "Dielectric Behavior of Heterogeneous Systems"; pp. 69-114 in Progress in Dielectrics, Vol. 7. Edited by J. B. Birks. CRC Press, Cleveland, OH, 1967.
13. R. Gerhardt and R. Ruh, "Electrical Properties of SiC Reinforced Mullite Composites"; Paper 102-E-90 in Extended Abstracts, Electronics Division, 92nd Annual Meeting of the American Ceramic Society (Dallas, TX, April 22-26, 1990), Edited by K. M. Nair. American Ceramic Society, Westerville, OH, 1990.
14. R. Gerhardt, "Microstructural Characterization of Composites via Electrical Measurements," Ceram. Eng. Sci. Proc., 15 [5] 1174-81 (1994).
15. J. R. Kokan, R. A. Gerhardt, R. Ruh, and D. S. McLachlan, "Dielectric Spectroscopy of Insulator/Conductor Composites"; pp. 341-46 in Materials Research Society Symposium Proceedings, Vol. 500, Electrically Based Microstructural Characterization II. Edited by R. A. Gerhardt, M. A. Alim, and S. R. Taylor, Materials Research Society, Pittsburgh, PA, 1998.
16. J. Runyan, R. A. Gerhardt, and R. Ruh, "Eleclrical Properties of Boron Nitride Matrix Composites: I, Analysis of McLachlan Equation in Modeling the Conductivity of Boron Nitride-Boron Carbide and Boron Nitride-Silicon Carbide Composites," J. Am. Ceram. Soc. 84 [7] 1490-96 (2001).
17. J. Runyan, R. A. Gerhardt, and R. Ruh, "Electrical Properties of Boron Nitride Matrix Composites: II, Dielectric Relaxations in Boron Nitride-Silicon Carbide Composites," J. Am. Ceram. Soc., 84 [7] 1497-503 (2001).
18. 4C Composites," J. Am. Ceram. Soc., 84 [10] 2335-42 (2001).
19. J. M. Torrents, T. O. Mason, A. Peled, S. P. Shah, and E. J. Garhoczi, "Analysis of the Impedance Spectra of Short Conductive Fiber-Reinforced Composites," unpublished work.
20. K. J. Duchow and R. A. Gerhardt, "Dielectric Characterization of Wood and Wood Infiltrated with Ceramic Precursors," Maler. Sci. Eng., C4, 125-31 (1996).
21. D. S. McLachlan, M. Blaszkiewicz, and R. E. Newnham, "Electrical Resistivity of Composites," J. Am. Ceram. Soc., 73 [8] 2187-203 (1990).
22. D. Stauffer, Introduction to Percolation Theory. Taylor and Francis, Philadelphia, PA, 1985.
23. J. Rhodes, Advanced Composite Materials Corp. personal communication.
24. R. Ruh and H. M. Chizever, "Permittivitty and Permeability of Mullite-SiC Whisker Composites," J. Am. Ceram. Soc., 81 [4] 1069-70 (1998).
25. E. A. Holm and M. J. Cima, "Two-Dimensional Whisker Percolation in Ceramic Matrix-Ceramic Whisker Composites," J. Am. Ceram. Soc., 72 [2] 303-305 (1989).
26. R. A. Gerhardt, "Dielectric and Impedance Spectroscopy Revisited - Distinguishing Localized Relaxation from Long Range Conductivity," J. Phys. Chem. Solids, 55 [12] 1491-506 (1994).
27. J. K. Macdonald, Impedance Spectroscopy: Emphasizing Solid Materials and Systems; pp. 87-95. Wiley, New York, 1987.
28. C. P. Sana and R. A. Gerhardt, unpublished work.
29. R. M. Anderson, R. Gerhardt, J. B. Wachtman Jr., D. Onn, and S. Beecher. "Thermal, Mechanical and Dielectric Properties of Mullite-Cordierite Composites," Adv. Ceram., 26, 265-77 (1989).
30. E. Giess, J. M. Roldan, P. J. Bailey, and E. Goo, "Microstructure and Dielectric Properties of Mullite Ceramics," Ceram. Trans., 15, 167-77 (1990).
31. A. R. Von Hippel, Dielectrics and Waves, Wiley, New York, 1954.
32. C.-A. Wang, Y. Huang, Z. Xie, Y. Li, and Z. Zhang, "Complex Impedance Analysis on the Orientation Effecct of Whiskers in Oriented Silicon Carbide Whisker/ Silicon Nitride Composites." J. Am. Ceram. Soc., 83 [11] 2689-92 (2000).
33. R. A. Gerhardt, S. R. Taylor, and H. Garboczi (Eds.), Materials Research Society Symposium Proceedings, Vol. 411, Electrically Based Microstructural Characterization. Materials Research Society, Pittsburgh, PA, 1996.
34. R. A. Gerhardt, M. A. Alim, and S. R. Taylor (Eds.), Materials Research Society Symposium Proceedings, Vol. 500, Electrically Based Microstructural Characterization II, Materials Research Society, Pittsburgh, PA, 1998.