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Autor:
Stephen Edward, Vanessa Verrina, Stefan Witte, Paul C. M. Planken, Alessandro Antoncecchi, Hao Zhang
Publikováno v:
Applied Optics, 59(30), 9499-9509. The Optical Society
Verrina, V, Edward, S, Zhang, H, Antoncecchi, A, Witte, S & Planken, P 2020, ' Role of scattering by surface roughness in the photoacoustic detection of hidden micro-structures ', Applied Optics, vol. 59, no. 30, pp. 9499-9509 . https://doi.org/10.1364/AO.397264
Verrina, V, Edward, S, Zhang, H, Antoncecchi, A, Witte, S & Planken, P 2020, ' Role of scattering by surface roughness in the photoacoustic detection of hidden micro-structures ', Applied Optics, vol. 59, no. 30, pp. 9499-9509 . https://doi.org/10.1364/AO.397264
We present an experimental study in which we compare two different pump–probe setups to generate and detect high-frequency laser-induced ultrasound for the detection of gratings buried underneath optically opaque metal layers. One system is built a