References

Semiconductor Physics, Quantum Electronics and Optoelectronics, 22 (3) P. 347-352 (2019).
DOI: https://doi.org/10.15407/spqeo22.03.347

References

1. Nilges T., Pfitzner A. A structural differentiation of quaternary copper argyrodites: Structure - property relations of high temperature ion conductors. Z. Kristallogr. 2005. 220. P. 281-294. https://doi.org/10.1524/zkri.220.2.281.59142

2. Andrae H., Blachnik R. Metal sulphide-tetraphosphorusdecasulphide phase diagrams. J. Alloys and Compounds. 1992. 189. P. 209-215. https://doi.org/10.1016/0925-8388(92)90709-I. https://doi.org/10.1016/0925-8388(92)90709-I

3. Gagor A., Pietraszko A., Kaynts D. Diffusion paths formation for Cu+ ions in superionic Cu6PS5I single crystals studied in terms of structural phase transition. J. Solid State Chem. 2005. 178, Issue 11. P. 3366-3375. https://doi.org/10.1016/j.jssc.2005.08.015. https://doi.org/10.1016/j.jssc.2005.08.015

4. Haznar A., Pietraszko A., Studenyak I.P. X-ray study of the superionic phase transition in Cu6PS5Br. Solid State Ionics. 1999. 119. P. 31-36. https://doi.org/10.1016/S0167-2738(98)00479-2. https://doi.org/10.1016/S0167-2738(98)00479-2

5. Studenyak I.P., Kranjčec M., Kovacs Gy.Sh., Panko V.V., Azhnyuk Yu.M., Desnica I.D., Borets O.M., Voroshilov Yu.V. Fundamental optical absorption edge and exciton-phonon interaction in of Cu6PS5Br superionic ferroelastic. Mat. Sci. Eng. B. 1998. 52, Issue 2-3. P. 202-207. https://doi.org/10.1016/S0921-5107(97)00278-X. https://doi.org/10.1016/S0921-5107(97)00278-X

6. Fiechter S., Gmelin E. Thermochemical data and phase transition of argyrodite-type ionic conductors Me6PS5Hal and Me7PS6 (Me = Cu, Ag; Hal = Cl, Br, I). Thermochimica Acta. 1985. 87. P. 319-334. https://doi.org/10.1016/0040-6031(85)85351-X. https://doi.org/10.1016/0040-6031(85)85351-X

7. Šalkus T., Kežionis A., Banys J., Izai V.Yu., Pogodin A.I., Kokhan O.P., Sidey V.I., Sabov M.Yu., Studenyak I.P. Structural and electrical properties of argyrodite-type Cu7PS6 crystal. Li-thuanian Journal of Physics. 2017. 57. P. 243-251. https://doi.org/10.3952/physics.v57i4.3603

8. Kranjčec M., Studenyak I.P., Bilanchuk V.V., Dyordyaj V.S., Panko V.V. Compositional behaviour of Urbach absorption edge and exciton-phonon interaction parameters in Cu6PS5I1-xBrx superionic mixed crystals. J. Phys. Chem. Solids. 2004. 65, Issue 5. P. 1015-1020. https://doi.org/10.1016/j.jpcs.2003.10.061. https://doi.org/10.1016/j.jpcs.2003.10.061

9. Studenyak I.P., Kranjčec M., Kurik M.V. Urbach rule and disordering processes in Cu6P(S1-xSex)5Br1-yIy superionic conductors. J. Phys. Chem. Solids. 2006. 67. P. 807-817. https://doi.org/10.1016/j.jpcs.2005.10.184. https://doi.org/10.1016/j.jpcs.2005.10.184

10. Studenyak I.P., Luchynets M.M., Izai V.Yu., Pogodin A.I. et al. Structure and Raman spectra of (Cu6PS5I)1-x(Cu7PS6)x mixed crystals. SPQEO. 2017. 20. P. 369-374. https://doi.org/10.15407/spqeo20.03.369. https://doi.org/10.15407/spqeo20.03.369

11. Studenyak I.P., Luchynets M.M., Izai V.Yu., Pogodin A.I., Kokhan O.P., Azhniuk Yu.M., Zahn D.R.T. Structural and optical properties of (Cu6PS5Br)1-x(Cu7PS6)x mixed crystals. J. Alloys and Compounds. 2018. 782. P. 586-591. https://doi.org/10.1016/j.jallcom.2018.12.214. https://doi.org/10.1016/j.jallcom.2018.12.214

12. Moss T.S. Relations between the refractive index and energy gap of semiconductors. phys. status solidi (b). 1985. 131, Issue 2. P. 415-427. https://doi.org/10.1002/pssb.2221310202. https://doi.org/10.1002/pssb.2221310202

13. Wemple S.H., DiDomenico Jr., M. Behaviour of the dielectric constant in covalent and ionic materials. Phys. Rev. B. 1971. 3. P. 1338-1352. http://dx.doi.org/10.1103/PhysRevB.3.1338. https://doi.org/10.1103/PhysRevB.3.1338

14. Gupta V.P., Ravindra N.M. Comments on the Moss formula. phys. status solidi (b). 1980. 100, No 2. P. 715-719. https://doi.org/10.1002/pssb.2221000240. https://doi.org/10.1002/pssb.2221000240

15. Tanaka K. Optical properties and photoinduced changes in amorphous As-S films. Thin Solid Films. 1980. 66, Issue 3. P. 271-279. https://doi.org/10.1016/0040-6090(80)90381-8. https://doi.org/10.1016/0040-6090(80)90381-8

16. Tubbs M.S. A spectroscopic interpretation of crystalline ionicity. phys. status solidi (b). 1970. 41, Issue 1. P. K61-K64. https://doi.org/10.1002/pssb.19700410164. https://doi.org/10.1002/pssb.19700410164

17. Izai V.Yu., Luchynets M.M., Studenyak I.P. et al. Preparation and electrical properties of composites based on (Cu6PS5I)1-x(Cu7PS6)x mixed crystals. Semiconductor Physics, Quantum Electronics & Optoelectronics. 2019. 22. P. 182-187. https://doi.org/10.15407/spqeo22.02.182. https://doi.org/10.15407/spqeo22.02.182