Contents

Bulletin of the Lebedev Physics Institute

Vol. 52, No. 13, 2025

An Alternative Method for Estimating the Number of Control Elements of Deformable Mirrors

P. M. Kuzmitsky, A. V. Kudryashov, A. L. Rukosuev, V. V. Samarkin, E. A. Khazanov, and Yu. V. Sheldakova p. S1319  abstract

Spectral Mode Selection in a Wide-Aperture Vertical-Cavity Diode Laser

A. P. Bogatov, A. E. Drakin, N. V. D’yachkov, and G. T. Mikaelyan p. S1324  abstract

Analytical Theory of Relativistic Self-Trapping of Laser Light in Plasmas and Conditions for Its Implementation

V. F. Kovalev and V. Yu. Bychenkov p. S1334  abstract

Amplification of Attopulses Generated by Relativistic Laser Beams in an Inhomogeneous Dense Plasma

A. A. Andreev and K. Yu. Platonov p. S1350  abstract

Features of Memory Erasure in a Multigigahertz Chaotic Light Pulse Generator

M. V. Gorbunkov, Yu. Ya. Maslova, and Yu. A. Sinichkina p. S1362  abstract

Modifying the Optical Properties of Biocompatible Polymers with Ultrashort Near-Infrared Laser Pulses

Yu. S. Gulina, A. V. Gorevoy, N. A. Smirnov, P. P. Pakholchuk, E. N. Rimskaya, J. Zhu, S. N. Shelygina, K. B. Pershin, A. Yu. Tsygankov, and S. I. Kudryashov p. S1368  abstract

The Features of Laser Microstructuring of PVDF Films with Nanosecond Pulses at 263 nm

D. K. Derimedved, O. E. Sampara, E. L. Buryanskaya, E. O. Epifanov, P. A. Mikhalev, V. I. Yusupov, E. I. Mareev, and N. V. Minaev p. S1376  abstract

Effect of Electron Irradiation Dose on the Superluminescence of NV¯ and C Centers in High-Pressure High-Temperature Diamond

V. F. Lebedev, T. S. Misnikova, Ya. A. Ryvkina, E. A. Vasil’ev, I. V. Klepikov, A. V. Kolyadin, and V. G. Vins p. S1387  abstract

Spectral and Temporal Characteristics of Narrowband Superluminescence of NV– and C Centers in High-Pressure High-Temperature Diamond

V. F. Lebedev, T. S. Misnikova, Ya. A. Ryvkina, E. A. Vasil’ev, I. V. Klepikov, A. V. Kolyadin, and V. G. Vins p. S1393  abstract

Regimes of Single-Pulse Ablation of Nanometer-Thick Nickel Films by Femtosecond Laser Pulses

P. S. Komarov, E. V. Struleva, S. A. Evlashin, and S. I. Ashitkov p. S1398  abstract

Multifocal Filamentation of High-Power Femtosecond Laser Pulses in Compressed Gases. Numerical Simulation

Yu. E. Geints and O. V. Minina p. S1406  abstract

Effect of Femtosecond Laser Pulse Chirp on Spectral Characteristics during Filamentation in Compressed Gas

Yu. E. Geints, A. D. Bulygin, V. O. Kompanets, and S. V. Chekalin p. S1415  abstract

Transformation of Noise-Like Pulses into Loosely Bound Solitons in Er-Doped Fiber Laser

A. Y. Fedorenko, I. O. Orekhov, D. A. Dvoretskiy, Almikdad Ismaeel, S. G. Sazonkin, L. K. Denisov, and V. E. Karasik p. S1425  abstract