Femtosecond x-ray measurement of ultrafast melting and large acoustic transients

被引:206
作者
Sokolowski-Tinten, K [1 ]
Blome, C
Dietrich, C
Tarasevitch, A
von Hoegen, MH
von der Linde, D
Cavalleri, A
Squier, J
Kammler, M
机构
[1] Univ Essen Gesamthsch, Inst Laser & Plasmaphys, D-45117 Essen, Germany
[2] Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
[3] Univ Calif San Diego, La Jolla, CA 92093 USA
[4] Univ Hannover, Inst Halbleitertechnol, D-30167 Hannover, Germany
关键词
D O I
10.1103/PhysRevLett.87.225701
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Time-resolved x-ray diffraction with ultrashort (approximate to 300 fs), multi-keV x-ray pulses has been used to study the femtosecond laser-induced solid-to-liquid phase transition in a thin crystalline layer of germanium. Nonthermal melting is observed to take place within 300-500 fs. Following ultrafast melting we observe strong acoustic perturbations evolving on a picosecond time scale.
引用
收藏
页码:art. no. / 225701
页数:4
相关论文
共 23 条
[1]  
Andiel U, 2001, PHYS REV E, V63, DOI 10.1103/PhysRevE.63.026407
[2]   Anharmonic lattice dynamics in germanium measured with ultrafast x-ray diffraction [J].
Cavalleri, A ;
Siders, CW ;
Brown, FLH ;
Leitner, DM ;
Tóth, C ;
Squier, JA ;
Barty, CPJ ;
Wilson, KR ;
Sokolowski-Tinten, K ;
von Hoegen, MH ;
von der Linde, D ;
Kammler, M .
PHYSICAL REVIEW LETTERS, 2000, 85 (03) :586-589
[3]   DEFECT SELF-ANNIHILATION IN SURFACTANT-MEDIATED EPITAXIAL-GROWTH [J].
HORNVONHOEGEN, M ;
LEGOUES, FK ;
COPEL, M ;
REUTER, MC ;
TROMP, RM .
PHYSICAL REVIEW LETTERS, 1991, 67 (09) :1130-1133
[4]   GaAs under intense ultrafast excitation: Response of the dielectric function [J].
Huang, L ;
Callan, JP ;
Glezer, EN ;
Mazur, E .
PHYSICAL REVIEW LETTERS, 1998, 80 (01) :185-188
[5]   STRAIN-RELIEF MECHANISM IN SURFACTANT-GROWN EPITAXIAL GERMANIUM FILMS ON SI(111) [J].
LEGOUES, FK ;
HORNVONHOEGEN, M ;
COPEL, M ;
TROMP, RM .
PHYSICAL REVIEW B, 1991, 44 (23) :12894-12902
[6]   Time-resolved X-ray diffraction from coherent phonons during a laser-induced phase transition [J].
Lindenberg, AM ;
Kang, I ;
Johnson, SL ;
Missalla, T ;
Heimann, PA ;
Chang, Z ;
Larsson, J ;
Bucksbaum, PH ;
Kapteyn, HC ;
Padmore, HA ;
Lee, RW ;
Wark, JS ;
Falcone, RW .
PHYSICAL REVIEW LETTERS, 2000, 84 (01) :111-114
[7]   SCANNING TUNNELING MICROSCOPY OF SURFACTANT-MEDIATED EPITAXY OF GE ON SI(111) - STRAIN RELIEF MECHANISMS AND GROWTH-KINETICS [J].
MEYER, G ;
VOIGTLANDER, B ;
AMER, NM .
SURFACE SCIENCE, 1992, 274 (02) :L541-L545
[8]   Monochromatic focusing of subpicosecond x-ray pulses in the keV range [J].
Missalla, T ;
Uschmann, I ;
Förster, E ;
Jenke, G ;
von der Linde, D .
REVIEW OF SCIENTIFIC INSTRUMENTS, 1999, 70 (02) :1288-1299
[9]   Probing impulsive strain propagation with x-ray pulses [J].
Reis, DA ;
DeCamp, MF ;
Bucksbaum, PH ;
Clarke, R ;
Dufresne, E ;
Hertlein, M ;
Merlin, R ;
Falcone, R ;
Kapteyn, H ;
Murnane, MM ;
Larsson, J ;
Missalla, T ;
Wark, JS .
PHYSICAL REVIEW LETTERS, 2001, 86 (14) :3072-3075
[10]   Femtosecond time-resolved X-ray diffraction from laser-heated organic films [J].
Rischel, C ;
Rousse, A ;
Uschmann, I ;
Albouy, PA ;
Geindre, JP ;
Audebert, P ;
Gauthier, JC ;
Forster, E ;
Martin, JL ;
Antonetti, A .
NATURE, 1997, 390 (6659) :490-492