abstract
We have determined the Gibbs free energy, enthalpy, and entropy of formation for yttrium germanides by measuring the emf of high-temperature galvanic cells at 820–920 K
This is a preview of subscription content, log in via an institution to check access.
Similar content being viewed by others
References
V. N. Eremenko, Yu. I. Buyanov, and I. M. Obushenko, “Reaction of rare-earth metals with germanium,” in: The Physical Chemistry of Inorganic Materials (in three volumes) [in Russian], Nauk. Dumka, Kiev (1988), Vol. 1, pp. 71–105.
I. V. Nikolaenko, E. A. Beloborodova, and G. I. Batalin, “Enthalpy of mixing of germanium—yttrium liquid alloys,” Zh. Fiz. Khim.,53, No. 7 (1979).
G. I. Batalin, E. A. Beloborodova, and I. V. Nikolaenko, “Calorimetric investigation of the enthalpies of mixing of germanium-yttrium. liquid alloys,” in: Abstracts, Fourth All-Union Conference on Thermodynamics of Metal Alloys, Pt. 2. Melts [in Russian], Nauka, Alma-Ata (1979), pp. 10–13.
I. V. Nikolaenko, “Enthalpies of formation of germanium—rare-earth liquid alloys,” Author's Abstract, Dissertation in competition for the academic degree of Candidate of the Chemical Sciences, Kiev (1981).
I. V. Nikolaenko, M. A. Turchanin, and G. I. Batalin, “Enthalpies of solution of yttrium in germanium, tin, and lead melts,” Izv. Akad. Nauk SSSR, Metally, No. 3 (1987).
Yu. O. Esin, A. F. Ermakov, S. P. Kolesnikov, and P. V. Gel'd, “Enthalpies of formation for binary liquid alllloyz of yttrium with germanium and tin,” Zh. Fiz. Khim.,59, No. 2, 481–482 (1985).
G. M. Lukashenko, R. I. Polotskaya, and V. R. Sidorko, “Thermodynamic properties of some germanides and silicides of rare-earth metals,” in: Abstracts, Twelfth All-Union Conference on Chemical Thermodynamics and Calorimetry [in Russian], Gorky University, Gorky (1988), Pt. 1, pp. 40–41.
B. G. Korshunov, B. V. Safonov, and D. V. Drobot, Melting Diagrams of Chloride Systems: Handbook [in Russian], Khimiya, Leningrad (1972).
Y. Hoshino and I. A. Plambeck, “Electrochemical studies of yttrium and yttrium-zinc alloys in fused LiCl-KCI eutectic,” Canad. J. Chem.,48, No. 4, 685–687 (1970).
A. P. Bayanov, “Determination of the thermodynamic properties of systems based on rare-earth elements by the emf method with chloride electrolyte,” in: Thermodynamic Properties of Melts [in Russian], Novokuznetsk (1969), pp. 146–148.
“Recommendations of the Science Council on Chemical Thermodynamics and Thermochemistry, Academy of Sciences of the USSR,” Zh. Fiz. Khim.,46, No. 11, 2975–2978 (1972).
L. F. Yamshchikov, V. A. Lebedev, I. F. Nichkov, et al., “Thermodynamic properties of alloys of yttrium with low-melting metals,” Zh. Fiz. Khim.,53, No. 5, 1163–1167 (1979).
V. I. Kober, V. A. Lebedev, L. F. Yamshchikov, et al., “Thermodynamic properties of alloys of yttrium with bismuth and aluminum,” in: Alloys of Rare Metals with Special Physicochemical Properties [in Russian], Nauka, Moscow (1975), pp. 94–96.
V. N. Eremenko, G. M. Lukashenko, and V. R. Sidorko, “Thermodynamics of vanadium, chromium, and manganese compounds with p elements,” in: The Physical Chemistry of Inorganic Materials (in three volumes) [in Russian], Nauk. Dumka, Kiev (1988), Vol. 1, pp. 9–70.
W. G. Jung and O. I. Kleppa, “Standard enthalpies of formation of Me5Ge3 (Me-Sc, Y, La) by high-temperature calorimetry,” J. Less-Common Met.,169, No. 1, 85–92 (1991).
A. R. Miedema, “On the heat of formation of solid alloys,” J. Less-Common Met.,46, No. 1, 67–68 (1976).
V. N. Safonov, P. V. Gel'd, N. I. Sychev, and G. I. Kalishevich, “Thermodynamic characteristics of Me5X3 compounds (Me = Y, Zr; X = Si, Ge),” Zh. Fiz. Khim.,59, No. 9, 2141–2144 (1985).
V. N. Safonov, P. V. Gel'd, S. M. Barmin, et al., “Thermodynamic characteristics of some germanides of rare-earth metals of composition R5Ge3,” in: Abstracts, Fifth All-Union Conference on Thermodynamics of Metal Alloys [in Russian], Chermetinformatsiya, Moscow (1986), p. 12.
V. P. Glushko (ed.), Thermal Constants of Substances: Handbook (in 10 volumes) [ir. Russian], VINITI, Moscow, No. 4, Pt. 1 (1970); No. 8, Pt. 1 (1978).
G. M. Lukashenko, V. R. Sidorko, Yu. I. Buyanov, “Thermodynamic properties of scandium germanides ScGe2 and ScGe,” Poroshk. Metall., No. 7, 66–68 (1990).
G. M. Lukashenko, V. R. Sidorko, and Yu. I. Buyanov, “Thermodynamic properties of scandium germanides Sc11Ge10, Sc5Ge4, and Sc5Ge3,” Dokl. Akad. Nauk UkrSSR, No. 4, 73–75 (1991).
R. I. Polotskaya, “Thermodynamic properties of gadolinium germanides,” Poroshk. Metall., No. 1, 64–67 (1991).
V. N. Eremenko, L. V. Goncharuk, G. M. Lukashenko, et al., “Thermodynamic properties of manganese, chromium and vanadium germanides at elevated temperatures,” High Temp.—High Pressures,11, No. 5, 477–483 (1979).
G. M. Lukashenko, R. I. Polotskaya, and V. R. Sidorko, “Thermodynamic properties of scandium, lanthanum, neodymium, and gadolinium silicides and germanides,” J. Alloys and Compounds,179, No. 2, 299–305 (1992).
Additional information
Institute of Materials Science, Ukrainian Academy of Sciences, Kiev. Translated from Poroshkovaya Metallurgiya, Nos. 5–6, pp. 103–107, May-June, 1996. Original article submitted July 13, 1994.
Rights and permissions
About this article
Cite this article
Polotskaya, R.I., Sidorko, V.R. & Antonchenko, R.V. Thermodynamic properties of yttrium gernianwes. Powder Metall Met Ceram 35, 307–310 (1996). https://doi.org/10.1007/BF01328840
Issue Date:
DOI: https://doi.org/10.1007/BF01328840