Vol. 23, No. 3, 2026

Physics of Particles and Nuclei Letters

PHYSICS OF ELEMENTARY PARTICLES AND ATOMIC NUCLEI. THEORY

Decays of the η Mesons η/η' → πγγ and η' → ηγγ within the Nambu–Jona-Lasinio Model

M. K. Volkov, A. A. Pivovarov, and K. Nurlan p. 259 abstract

Investigation of Proton-Capture and Stellar β-Decay Rates of ⁹⁴Mo

Farhan Haider, Abdul Kabir, and Jameel-Un Nabi p. 266 abstract

Structural Properties and β-Decay Half-Lives of Odd–A Nb Isotopes Using the Relativistic Hartree–Bogoliubov Formalism

N. Biswal, Praveen K. Yadav, Raj Kumar, P. Dash, M. Das, R. N. Panda, S. Mishra, and M. Bhuyan p. 275 abstract

Exploring the Giant Monopole Resonance in Superheavy Nuclei: A Theoretical Perspective

S. Kumar, Jeet Amrit Pattnaik, S. K. Singh, R. N. Panda, M. Bhuyan, and S. K. Patra p. 287 abstract

PHYSICS OF ELEMENTARY PARTICLES AND ATOMIC NUCLEI. EXPERIMENT

Evaluating the Dosimetric and Sensitivity Mapping Performance of CVD Diamond Radiation Detector with X-Ray Tube and Dual Synchrotron Micro-Beams

M. A. E. Abdel-Rahman, W. R. Alharbi, A. Abdelghafar Galahom, A. El-Taher, N. Tartoni, and A. Lohstroh p. 303 abstract

Multi-Element INAA Based on ²⁵²Cf: Optimization of the Method and Comparison with INAA at the IREN FLNP JINR Facility

N. S. Markin, S. I. Ivannikov, A. Yu. Dmitriev, O. S. Philippova, and V. V. Lobachev p. 327 abstract

Study of the Mortars from the St. George’s Cathedral in the Yuryev Monastery (Veliky Novgorod) Based on Neutron Activation Analysis Data

V. V. Lobachev, E. G. Yanovskaya, A. Yu. Dmitriev, O. S. Philippova, S. G. Lennik, Vl. V. Sedov, and M. V. Vdovichenko p. 341 abstract

PHYSICS AND TECHNIQUE OF ACCELERATORS

Features of the Magneto-Optical Structure of a Multifunctional Figure-8 Ring

S. D. Kolokolchikov, A. E. Aksentyev, A. A. Melnikov, and Yu. V. Senichev p. 354 abstract

First Look into the Potential of the Proton Spin in a Quasi-Frozen Spin Lattice as an Axion Detector

A. Aksentev, A. Melnikov, Yu. Senichev, S. Kolokolchikov, N. Nikolaev, and P. Palamarchuka p. 360 abstract

Development of a Conceptual Storage Ring Structure for the Study of the Electric Dipole Moment of Light Nuclei

P. I. Palamarchuka, S. D. Kolokolchikov, A. E. Aksentyev, A. A. Melnikov, and Yu. V. Senichev p. 365 abstract

Investigation of Spin-Decoherence in Figure-8 Ring to Search for Cp-Violation Sources

A. A. Melnikov, S. D. Kolokolchikov, A. E. Aksentyev, and Yu. V. Senichev p. 371 abstract

NEUTRON PHYSICS

Iron Ore Separator Based on the Tagged Neutron Method

V. Yu. Alexakhin, E. I. Andreev, I. K. Komarov, E. A. Razinkov, Yu. N. Rogov, and M. G. Sapozhnikov p. 377 abstract

Mobile Analyzer of Soil Elemental Composition Based on the Tagged Neutron Method

V. Yu. Alexakhin, A. V. Barinov, V. Yu. Dimitrenko, R. V. Dimitrenko, A. N. Yesaulko, Yu. N. Kopach, I. F. Lensky, E. A. Poltavskikh, E. A. Razinkov, Yu. N. Rogov, M. G. Sapozhnikov, and V. R. Skoy p. 383 abstract

On Methods for Eliminating Positive Feedback in Periodic Pulse Reactors

A. E. Verhoglyadov and V. N. Verhoglyadova p. 394 abstract

Investigation of Neutron Intensity Variations in Different Energy Ranges for Diagnosing Hazardous Geodynamic Events

A. M. Malimbayev, V. P. Antonova, V. Yu. Lutsenko, and V. I. Kapytin p. 400 abstract

PHYSICS OF SOLID STATE AND CONDENSED MATTER

Mechanical Properties Investigation by Uniaxial Load Conditions on Porous Sandstone Samle Using Neutron TOF Diffraction Method

A. Badmaarag, D. Sangaa, V. V. Sikolenko, and L. Enkhtur p. 410 abstract

Erratum

Erratum to: Development of a Beam Diagnostics Method Based on Pick-Up Electrode Signal Analysis: Bench Test Results

L. A. Pavlov, I. V. Kalagin, S. V. Mitrofanov, V. A. Semin, and V. I. Lisov p. 418 abstract