Phase Transformation Mechanisms in (AuCu)1-XPdX Pseudobinary Alloys by Direct Aging Method

Dental Materials Journal

Volumn 18, Issue 3, 1999, Pages 235-247

  Hernandez, Rhodora I ^a   Udoh, Koh Ichi ^a   Tanaka, Yasuhiro ^a   Takuma, Yasuko ^a   Winn, Htain ^a   Hisatsune, Kunihiro ^a  

^a NAGASAKI UNIVERSITY   (Japan)

Author keywords

Direct aging; Gold alloy; Phase transformation

Indexed keywords

COPPER; GOLD ALLOY; PALLADIUM;

ARTICLE; CHEMISTRY; COMPARATIVE STUDY; DIFFERENTIAL SCANNING CALORIMETRY; ELECTRON MICROSCOPY; HARDNESS; MATERIALS TESTING; THERMODYNAMICS; TIME; X RAY DIFFRACTION;

COPPER; DIFFERENTIAL THERMAL ANALYSIS; GOLD ALLOYS; HARDNESS; MATERIALS TESTING; MICROSCOPY, ELECTRON; PALLADIUM; THERMODYNAMICS; TIME FACTORS; X-RAY DIFFRACTION;

EID: 0033186108     PISSN: 02874547     EISSN: None     Source Type: Journal    
DOI: 10.4012/dmj.18.235     Document Type: Article

References (36)

1. Wise, E. M., Crowell, W. S., Eash, J. T.: The role of the platinum metals in dental alloys I & II , Trans Met Soc AIME 99 : 363-412, 1932.
2. Wise, E. M. and Eash, J. T.: The role of the platinum metals in dental alloys III, Trans Met Soc AIME 104 : 276-307, 1933.
3. Ohta, M., Shiraishi, T., Yamane, M. and Yasuda, K.: Age-hardening mechanism of equiatomic AuCu and AuCu-Ag pseudobinary alloys, Dent Mater J 2 : 10-17, 1983.
4. X pseudobinary alloys, Mater Sci Eng. A206 : 290-301, 1996.
5. Hisatsune, K., Ohta, M., Shiraishi, T. and Yamane, M.: Aging Reactions in a low gold, white dental alloy, J Dent Res 61 : 805-807, 1982.
6. Hisatsune, K., Ohta, M., Shiraishi, T. and Yamane, M.: Age-hardening in a dental white gold alloy, J Less-Comm Met 83 : 243-253, 1982.
7. Yasuda, K., Udoh, K., Hisatsune K. and Ohta, M.: Structural changes induced by ageing in commercial dental gold alloys containing palladium, Dent Mater J 2 : 48-58, 1983.
8. Udoh, K., Hisatsune, K., Yasuda, K. and Ohta, M.: Isothermal age-hardening behaviour in commercial dental gold alloys containing palladium, Dent Mater J 3 : 253-261, 1984.
9. Hisatsune K., Nakagawa, M., Udoh, K., Sosrosoedirdjo, B. I. and Hasaka, M.: Age-hardening reactions and microstructures of a dental gold alloy with palladium and platinum, J Mater Sci: Mater Med 1 : 49-54, 1990.
10. Ohta, M., Matsuya, S. and Yamane, M.: Corrosion evaluation of Au-Cu-Pd ternary alloys, J Mater Sci 21 : 3981-3985, 1986.
11. Ohta, M., Shiraishi, T. and Yamane, M.: Phase transformation and age-hardening of Au-Cu-Pd ternary alloys, J Mater Sci 21 : 529-535, 1986.
12. Ohta, M., Nakagawa, M. and Matsuya, S.: Effect of palladium addition on the tarnishing of dental gold alloys, J Mater Sci: Mater Med 1 : 140-145, 1990.
13. Vaidyanathan, T. K. and Prasad, A.: In vitro corrosion and tarnish characterization of typical dental gold compositions, J Biomed Mater Res 15 : 191-201, 1981.
14. Johnson, D. L., Rinne, V. W. and Bleich, L. L.: Polarization-corrosion behaviour of commercial gold- and silver-based casting alloys in Fusayama solution, J Dent Res 62 : 1221-1225, 1983.
15. Corso, P. P., German, R. M. and Simmons, Jr. H. D.: Tarnish evaluation of gold-based dental alloys, J Dent Res 64 : 848-853, 1985.
16. Sarkar, K. K., Fuys, Jr. R. A. and Stanford, W.: ibid 58 : 1572, 1979.
17. Wright, D. C., German, R. M. and Gallant, R. F.: Copper and silver corrosion activity in crown and bridge alloys, J Dent Res 60 : 809-814, 1981.
18. German, R. M., Guzowski, M. M. and Wright, D. C.: J Met 32 : 20, 1980.
19. Kumazawa, T.: Studies on the dental gold-alloys (9), JJ Dent Mat 8 : 197-204, 1967. (in Japanese)
20. Metahi, H.: Studies on the dental gold-alloys (15), JJ Dent Mat 17 : 120-131, 1976. (in Japanese)
21. X quasibinary alloys, JJ Appl Phys 21 : L650-L652, 1982.
22. Shiraishi, T., Ohta, M. and Yamane, M.: Ordering process and age-hardening mechanism of CuPd-AuCu pseudobinary alloys, Dent Mater J 3 : 193-204, 1984.
23. Kim, H.I., Shiraishi, T., Ohta, M. and Nakagawa, M.: Characteristics of alternative dental casting alloys containing precious metal, J Korea Res Soc Dent Mater 20 : 59-66, 1993.
24. Yu. Volkov, A. and Syutkina, V. I.: Structure formation in gold-copper-palladium alloys upon atomic ordering ( I ), Phys Met Metallogr 79 : 634-638, 1995.
25. Yu. Volkov, A. and Syutkina, V. I.: Structure formation in gold-copper-palladium alloys upon atomic ordering ( II ), Phys Met Metallogr 79 : 649-652, 1995.
26. Tanaka, Y., Udoh, K., Hisatsune, K. and Yasuda, K.: Spinodal ordering in the equiatomic AuCu alloy, Phil Mag A69 : 925-938, 1994.
27. Tanaka, Y., Udoh, K., Hisatsune, K. and Yasuda, K.: Early stage of ordering in stoichiometric AuCu alloy, Mater Trans, JIM 39 : 87-94, 1998.
28. Hisatsune, K., Tanaka, Y., Tani, T., Udoh, K. and Yasuda, K.: Phase transformation behaviour of a low carat gold alloy for porcelain bonding during continuous heating, J Mater Sci: Mater Med 3 : 54-58, 1992.
29. Hisatsune, K., Tanaka, Y., Udoh, K. and Yasuda, K.: Three stages of ordering in CuAu, Intermetallics 3 : 335-339, 1995.
30. Shiraishi, T.: Isothermal ordering process and order-hardening in CuPd alloys, J J Dent Mater 22 : 119-128, 1981. (in Japanese)
31. Sukhanov, V. D. and Shashkov, O. D.: Discontinuous reactions of ordering and decomposition in CuPd-Co alloys, Phys Met Metall 69 : 118-125, 1990.
32. Cook, H. E.: Continuous transformations, Mater Sci Eng 25 : 127-134, 1976.
33. Harker, D.: Order hardening: Its mechanism and recognition, Trans ASM 32 : 210-238, 1944.
34. Ohta, M., Nakagawa, M. and Yasuda, K.: Initiation of ordering in an AuCu alloy, J Mater Sci 25 : 5025-5028, 1990.
35. Tong, H. C. and Wayman, C. M.: Order-disorder transformations in CuAu thin films, Acta Metall 21 : 1381-1396, 1973.
36. Van Tendeloo, G., Amelinckx, S., Jeng, S. J. and Wayman, C.M.: The inital stages of ordering in CuAu I and CuAu II, J Mater Sci 21 : 4395-4402, 1986.