Monitoring of structural changes in materials under the exposure of ionization radiation using a vibrating wire

TL;DR

This study investigates how ionizing radiation affects the structural integrity of stainless steel wires by measuring changes in their natural frequency and analyzing structural alterations using X-ray diffractometry.

Contribution

It introduces an experimental approach to monitor structural changes in materials under ionization radiation using vibrating wires and X-ray analysis.

Findings

Proton irradiation causes irreversible frequency changes in wires.

X-ray radiation induces detectable structural modifications.

Structural changes are confirmed by X-ray diffractometry.

Abstract

Ionizing radiation (X-rays, proton beams) causes structural changes in materials. If a vibrating metallic wire is subjected to such radiation, the natural frequency of the wire is affected as a result of changes in the elastic characteristics of the material. This paper presents the results of experiments on the impact of X-ray radiation in the range of 100-165 keV and a proton beam with energy 18 MeV on the structure of stainless steel wire. In case of proton irradiation an irreversible change in the wire frequency was observed, which indicated residual changes in the structure of the wire material. X-ray diffractometry methods were used to analyze the structural changes.