Imaging thermal fields in nonlinear photoacoustics
- Cite this article as:
- Oshurko, V.B. Tech. Phys. Lett. (2006) 32: 691. doi:10.1134/S1063785006080165
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It is demonstrated that the shape of a photoacoustic response in systems with a temperature-dependent thermal expansion coefficient (thermononlinear case) represents a wavelet transform of the spatial distribution of heat sources.