Contents

Russian Journal of Nondestructive Testing

Vol. 61, No. 5, 2025

ACOUSTIC METHODS

Selecting Optimum Air Gap Length in Air-Coupled Ultrasonic Through-Transmission Testing of Products Made of Polymer Materials

V. K. Kachanov, I. V. Sokolov, and M. A. Karavaev p. 505  abstract

Application of Acoustic Emission and Vibration Diagnostics Methods in Compression Testing of Composite Specimens

Yu. G. Matvienko, I. E. Vasil’ev, and V. Yu. Fursov p. 517  abstract

Acoustic Emission Location of Defects by Analytical and Tabular Methods under Static Loading of a Composite Aircraft Wing Box

L. N. Stepanova, I. S. Ramazanov, S. I. Kabanov, and V. V. Chernova p. 528  abstract

Amplitude-Frequency Characteristics of Transitions as an Indicator of Structural Condition of Lloyd Media (Example of Highways)

A. N. Tiraturyan, and A. A. Lyapin p. 538  abstract

“Predicting Failure in Carbon/Epoxy Specimens with Nol Ring Test and Acoustic EMISSION Analysis”

D. S. Manoj Abraham, R. Joselin, and D. F. Jingle Jabha p. 547  abstract

Ultrasonic Helical Sensor using T(0, 1), L(0, 1), and F(1, 1) Wave Modes in Through-Transmission and Pulse-Echo Techniques Simultaneously for Sensing Fluid Level

Abhishek Kumar, and Suresh Periyannan p. 557  abstract

THERMAL METHODS

Nondestructive Detection of Mechanical Damages in Apples Using Pulsed Infrared Thermography

Sen Wang, Xin Huang, Bin Wang, Tao Peng, and Chiwu Bu p. 568  abstract

Experimental Investigation of Eddy Current Pulsed Thermography Based on Ferrite-Yoke–Helmholtz-Coil for the Inspection of Hidden Corrosion Defects in CFRP-Reinforced Steel Structures

Lina Chen, Rui Liu, Changhang Xu, Yubin Zhang, Qing Zhao, Longbo Wang, Ying Li, Linglin Chen, and Jing Xie p. 578  abstract

X-RAY METHODS

Application of Texture Filtering in Clustering of X-ray Computed Tomography Data of Products Made from Polymer Composite Materials

A. V. Shirshin, A. V. Fedorov, I. S. Zheleznyak, and S. A. Peleshok p. 591  abstract

ELECTROMAGNETIC METHODS

Magnetic and Magnetoacoustic Parameters for Estimating the Degree of Recrystallization and Anisotropy of a Nickel–Iron Alloy

V. N. Perov, L. V. Mikhailov, V. N. Kostin, and A. M. Povolotskaya p. 596  abstract