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Title: Observation of Structural Anisotropy and the Onset of Liquidlike Motion During the Nonthermal Melting of InSb

Abstract

The melting dynamics of laser excited InSb have been studied with femtosecond x-ray diffraction. These measurements observe the delayed onset of diffusive atomic motion, signaling the appearance of liquidlike dynamics. They also demonstrate that the root-mean-squared displacement in the [111] direction increases faster than in the [110] direction after the first 500 fs. This structural anisotropy indicates that the initially generated fluid differs significantly from the equilibrium liquid.

Authors:
; ; ; ; ;  [1]; ; ;  [2];  [3]; ; ; ; ; ;  [4]; ;  [5]; ;  [6]
  1. Stanford Synchrotron Radiation Laboratory/SLAC, Menlo Park, California 94025 (United States)
  2. Department of Physics, Lund Institute of Technology, P.O. Box 118, S-22100, Lund (Sweden)
  3. Institut fuer Optik und Quantenelektronik, Friedrich-Schiller Jena, Max-Wien-Platz 1, 07743 Jena (Germany)
  4. Deutsches Elektronen-Synchrotron DESY, Notkestrasse 85, 22607 Hamburg (Germany)
  5. Department of Physics, Clarendon Laboratory, Parks Road, University of Oxford, Oxford OX1, 3PU (United Kingdom)
  6. Department of Cell and Molecular Biology, Biomedical Centre, Uppsala University, SE-75124 Uppsala (Sweden); and others
Publication Date:
OSTI Identifier:
20699442
Resource Type:
Journal Article
Journal Name:
Physical Review Letters
Additional Journal Information:
Journal Volume: 95; Journal Issue: 12; Other Information: DOI: 10.1103/PhysRevLett.95.125701; (c) 2005 The American Physical Society; Country of input: International Atomic Energy Agency (IAEA); Journal ID: ISSN 0031-9007
Country of Publication:
United States
Language:
English
Subject:
36 MATERIALS SCIENCE; ANISOTROPY; EQUILIBRIUM; INDIUM ANTIMONIDES; LASERS; MELTING; SEMICONDUCTOR MATERIALS; X-RAY DIFFRACTION

Citation Formats

Gaffney, K J, Lindenberg, A M, Arthur, J, Brennan, S, Luening, K, Hastings, J B, Larsson, J, Synnergren, O, Hansen, T N, Sokolowski-Tinten, K, Institut fuer Experimentelle Physik, Universitaet Duisburg-Essen, D-45117 Essen, Blome, C, Duesterer, S, Ischebeck, R, Schlarb, H, Schulte-Schrepping, H, Schneider, J, Sheppard, J, Wark, J S, Caleman, C, and Bergh, M. Observation of Structural Anisotropy and the Onset of Liquidlike Motion During the Nonthermal Melting of InSb. United States: N. p., 2005. Web. doi:10.1103/PhysRevLett.95.125701.
Gaffney, K J, Lindenberg, A M, Arthur, J, Brennan, S, Luening, K, Hastings, J B, Larsson, J, Synnergren, O, Hansen, T N, Sokolowski-Tinten, K, Institut fuer Experimentelle Physik, Universitaet Duisburg-Essen, D-45117 Essen, Blome, C, Duesterer, S, Ischebeck, R, Schlarb, H, Schulte-Schrepping, H, Schneider, J, Sheppard, J, Wark, J S, Caleman, C, & Bergh, M. Observation of Structural Anisotropy and the Onset of Liquidlike Motion During the Nonthermal Melting of InSb. United States. https://doi.org/10.1103/PhysRevLett.95.125701
Gaffney, K J, Lindenberg, A M, Arthur, J, Brennan, S, Luening, K, Hastings, J B, Larsson, J, Synnergren, O, Hansen, T N, Sokolowski-Tinten, K, Institut fuer Experimentelle Physik, Universitaet Duisburg-Essen, D-45117 Essen, Blome, C, Duesterer, S, Ischebeck, R, Schlarb, H, Schulte-Schrepping, H, Schneider, J, Sheppard, J, Wark, J S, Caleman, C, and Bergh, M. 2005. "Observation of Structural Anisotropy and the Onset of Liquidlike Motion During the Nonthermal Melting of InSb". United States. https://doi.org/10.1103/PhysRevLett.95.125701.
@article{osti_20699442,
title = {Observation of Structural Anisotropy and the Onset of Liquidlike Motion During the Nonthermal Melting of InSb},
author = {Gaffney, K J and Lindenberg, A M and Arthur, J and Brennan, S and Luening, K and Hastings, J B and Larsson, J and Synnergren, O and Hansen, T N and Sokolowski-Tinten, K and Institut fuer Experimentelle Physik, Universitaet Duisburg-Essen, D-45117 Essen and Blome, C and Duesterer, S and Ischebeck, R and Schlarb, H and Schulte-Schrepping, H and Schneider, J and Sheppard, J and Wark, J S and Caleman, C and Bergh, M},
abstractNote = {The melting dynamics of laser excited InSb have been studied with femtosecond x-ray diffraction. These measurements observe the delayed onset of diffusive atomic motion, signaling the appearance of liquidlike dynamics. They also demonstrate that the root-mean-squared displacement in the [111] direction increases faster than in the [110] direction after the first 500 fs. This structural anisotropy indicates that the initially generated fluid differs significantly from the equilibrium liquid.},
doi = {10.1103/PhysRevLett.95.125701},
url = {https://www.osti.gov/biblio/20699442}, journal = {Physical Review Letters},
issn = {0031-9007},
number = 12,
volume = 95,
place = {United States},
year = {Fri Sep 16 00:00:00 EDT 2005},
month = {Fri Sep 16 00:00:00 EDT 2005}
}