Vol. 68, No. 8, 2026

Physics of the Solid State

Entropy Analysis of Thermal Radiation of Ferromagnetic Alloys of the Cobalt–Nickel System

D. V. Kosenkov and V. V. Sagadeev p. 665 abstract

Comparative Analysis of Tolerance Factors for Sr²⁺ Modified BiFeO₃–PbTiO₃ Ceramics

Nupur Aggarwal and Naveen Kumar p. 670 abstract

Photoconductivity and Thermal Expansion of (TlInS₂)_1–x(TlGdS₂)_x Solid Solutions

C. C. Bayramov, K. M. Huseynova, S. R. Sadigova, R. Y. Damirov, and U. M. Mustafayeva p. 674 abstract

Impact of Quantum Well Shape on the Efficiency of InGaN-Based Multiple-Quantum-Well Red LEDs

V. P. Sirkeli, S. I. Caragacian, Iu. B. Boris, and D. L. Nika p. 681 abstract

Electrical Properties of Ba_0.85Ca_0.15Zr_0.1Ti_0.9O₃ Ceramics Doped by Bi(Zn_0.5Zr_0.5)O₃

S. L. Chi, D. H. Shao, S. Y. Chen, B. H. Zhang, F. Y. Guo, H. C. Lian, Z. Y. Yang, H. F. Bi, Y. Chen, Y. Zhang, D. W. Zhang, Y. C. Hu, and X. W. Wang p. 690 abstract

The Effect of Growth Time and Annealing on the Properties of Titanium Dioxide (TiO₂)

Payal Paul, Saikat Chattopadhyay, Manas Kumar Mondal, Joydeep Biswas, and Sanjib Kabi p. 701 abstract

B-Site Engineering in Terbium-Based Perovskites: Unveiling TbRuO₃ and TbOsO₃ for High-Performance Optoelectronics—A DFT Study

Mushahid Hussain Shah, RM Arif Khalil, Malik Salman Tariq, and Moussab Harb p. 713 abstract

Ab-Initio Investigation of the Structural, Electronic, Mechanical, and Optical Properties of KZnX₃ (X = Cl, Br) Perovskites, Using TB-mBJ

H. Bouheraoua and E. Belbacha p. 727 abstract

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Physics of the Solid State