Contents

Bulletin of the Lebedev Physics Institute

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Vol. 48, No. 5, 2021

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Dependence of the Endpoint Energy of X-Ray Radiation on the Preliminary Temperature Change during the Pyroelectric Source Operation in the Pulsed Mode

A. N. Oleinik, E. V. Bolotov, M. E. Gilts, O. O. Ivashchuk, A. A. Klenin, A. S. Kubankin and A. V. Shchagin p. 127  abstract

Algorithm for Determining the Thickness of the Cut Olivine Layer when Determining Charges of Galactic Nuclei

Than Naing Soe, N. G. Polukhina and N. I. Starkov p. 131  abstract

Hydroacoustic Pressure Gradient Recording by a System of Two Fiber-Optic Accelerometers

O. T. Kamenev, Yu. S. Petrov, A. A. Podlesnykh, V. A. Kolchinskiy, I. N. Zavestovskaya, Yu. N. Kulchin and R. V. Romashko p. 135  abstract

Photo- and Electroluminescent Properties of the Yb³⁺ Complex with Pyrazole-Substituted 1,3-Diketone and 1,10-Phenanthroline

M. T. Metlin, D. O. Goryachii, N. P. Datskevich, R. K. Asanov, D. F. Aminev, D. A. Metlina and I. V. Taidakov p. 139  abstract

ENERGY RESOLUTION AND EFFICIENCY OF THE SCINTILLATION DETECTOR VERSUS PULSE EVOLUTION TIME

V. A. Baskov p. 144  abstract

60th Anniversary of the Development of the First Installation on the Search for Cosmic Particle Sources in a Given Direction by EAS Cherenkov Radiation at the Lebedev Physical Institute

N. M. Nesterova p. 149  abstract

First Principles Study of Optical and Tunable Electronic Properties of Crystalline Li₂TeO₃

Aditya Dey p. 152  abstract

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