in neat (no solvent) at 130°C;; detection by microscopy and X-ray;;
参考文献
Raub, E.; Polaczek-Wittek, A. v.
Z. Metallkd., 1942 , vol. 34, p. 275 - 285
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Gmelin Handbook: Ag: MVol.C, 34.1.7.4, page 387 - 387
in hydrogenchloride on boiling for a longer period of time;;
参考文献
Wardlaw, W.; Pinkard, F. W.
Journal of the Chemical Society, 1922 , vol. 121, p. 210 - 221
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Gmelin Handbook: Cu: MVol.B1, 197, page 436 - 439
in ethylenediamine High Pressure; Cu foil and sulphur powder put into Teflon-lined autoclave and ethylenediamine solvent added; autoclave heated at 130°C for 12 h and thencooled at room temp.; ppt. washed with water and ethanol; not isolated detn. by XRD;
参考文献
Gorai; Ganguli; Chaudhuri
Materials Research Bulletin, 2007 , vol. 42, # 2 p. 345 - 353
in neat (no solvent) treatment of Cu2O-powder with S-vapor (N2-stream), product ratio depending on temp.;;
参考文献
Chizhikov, D. M.; Serebrayanaya, R. M.
Izvestiya Akad. Nauk SSSR Otdel. tekhn. (russ.), 1949 , p. 1660 - 1665
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Gmelin Handbook: Cu: MVol.B1, 197, page 436 - 439
in neat (no solvent) mortaring of Cu(3-x)As, S and CuS, flushing of quartz ampoules with Ar, filling with this mixt., sealing, heating up to 750°C with a rateof 10 K/min, quenching; identification by X-ray diffraction;
in neat (no solvent) mixt. of CaO, CuO, Fe, and S (3:2:2:2 ratio) ground, pelletized, sealed in evacuated quartz tube and annealed twice at 750°C for 48 h with intermediate re-grinding and re-pelletizing; not isolated, detn. by XRD;
参考文献
Charkin; Sadakov; Omel'Yanovskii; Kazakov
Materials Research Bulletin, 2010 , vol. 45, # 12 p. 2012 - 2016
