Experimental results on the behavior of laser ultrasonic signals near holes in stressed
ceramics and metals are presented. The data obtained are analyzed within the framework of …

We evaluated the dependence of the thermal diffusivity upon the thickness of the thin films
and the substrates by means of the transient reflecting gratings (TRGs) method. The wave …

Scientific foundations of thermoelastic stress analysis and photoacoustic method for the
stress detection are compared. Experimental results obtained by the photoacoustic method …

This paper is an experimental and theoretical study of changes in a laser-induced
photoacoustic signal near a hole in metal plates of D16 aluminum alloy. The process of …

The problem of the photoacoustic signal behavior near the vertical crack tips is investigated.
It is shown that the dependence of the photoacoustic signal in the linear approximation on …

Modern experiment and theory in the field of residual stress detection by the photoacoustic
method are summarized and analyzed. A multimode approach based on the simultaneous …

В работе экспериментально и теоретически проведено исследование характера
изменения лазерного фотоакустического сигнала вблизи отверстия в металлических …

Приведены основные экспериментальные и теоретические результаты, полученные к
настоящему времени в области детектирования внутренних напряжений с помощью …

Application of thermal wave techniques on ceramics using photothermal and photoacoustic
effects is described. Cracks and inclusions in zirconia titanium carbide and in green as well …

A three-dimensional theoretical model has been developed to calculate the normal probe
beam deflection of the obliquely crossed photothermal deflection configuration in samples …