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TECHNICAL PAPERS

Ultrafast Deformation in Femtosecond Laser Heating

[+] Author and Article Information
D. Y. Tzou

Department of Mechanical and Aerospace Engineering, University of Missouri-Columbia, Columbia, MO 65211

J. E. Beraun, J. K. Chen

Laser Effect Research Branch, Air Force Research Laboratory, Kirtland AFB, NM 87117

J. Heat Transfer 124(2), 284-292 (Sep 04, 2001) (9 pages) doi:10.1115/1.1447934 History: Received April 24, 2001; Revised September 04, 2001
Copyright © 2002 by ASME
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References

Figures

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Non-equilibrium electron and lattice (phonon) temperatures in the picosecond domain
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Effect of (a) H, (b) K, (c) C, and (d) L on electron temperatures at the front (heated) surface of the thin metal film (ξ=0)
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Compressive driving force, 2θe(∂θe/∂ξ) in Eq. (10), in gold films heated by a 100 fs laser. Same conditions as those in Fig. 1(a).
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Straining patterns, U(ξ), developed in the thin gold film with different values of H. Same conditions as those in Fig. 1(a).
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Maximum compressive strain at the mechanical wavefront at ξ=√Yβ. Fig. 6(b) viewing from the ξ−U plane.
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Straining patterns, U(ξ), developed in the thin gold film with different thickness (L). Same conditions as those in Fig. 1(a).
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Straining patterns, U(ξ), developed in the thin gold film with a fixed surface at ξ=L in (a) 0<β<40, (b) 0<β<100, and (c) 0<β<250. Same conditions as those in Fig. 1(a).
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Straining patterns, U(ξ), developed in the thin gold film with different values of Y. Same conditions as those in Fig. 1(a).

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