High resolution transmission electron microscopy observation of thermally fluctuating phasons in decagonal Al-Cu-Co

被引:76
作者
Edagawa, K [1 ]
Suzuki, K
Takeuchi, S
机构
[1] Univ Tokyo, Inst Ind Sci, Minato Ku, Tokyo 1068558, Japan
[2] Sci Univ Tokyo, Dept Mat Sci & Engn, Noda, Chiba 2788510, Japan
关键词
D O I
10.1103/PhysRevLett.85.1674
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
In situ high-temperature, high resolution transmission electron microscopy (HRTEM) was performed on an Al-Cu-Co decagonal quasicrystal, to investigate thermal fluctuation of phasons. A tiling pattern constructed from the HRTEM image was analyzed in the framework of the strip-projection method. Transitions between two local tile arrangements were observed at high temperature for the first time, and were shown to correspond to a thermal phason fluctuation.
引用
收藏
页码:1674 / 1677
页数:4
相关论文
共 30 条
[11]   ORDERED AND DISORDERED PHASES IN AL-NI-CO DECAGONAL QUASI-CRYSTALS [J].
EDAGAWA, K ;
TAMARU, H ;
YAMAGUCHI, S ;
SUZUKI, K ;
TAKEUCHI, S .
PHYSICAL REVIEW B, 1994, 50 (17) :12413-12420
[12]   SPHERE PACKINGS AND LOCAL ENVIRONMENTS IN PENROSE TILINGS [J].
HENLEY, CL .
PHYSICAL REVIEW B, 1986, 34 (02) :797-816
[13]  
HENLEY CL, 1991, QUASICRYSTALS STATE, P111
[14]  
HIRAGA K, 1991, QUASICRYSTALS STATE, P95
[15]   SYSTEMATICS OF DISORDER IN QUASI-PERIODIC MATERIAL [J].
HORN, PM ;
MALZFELDT, W ;
DIVINCENZO, DP ;
TONER, J ;
GAMBINO, R .
PHYSICAL REVIEW LETTERS, 1986, 57 (12) :1444-1447
[16]   FINITE-TEMPERATURE ELASTICITY PHASE-TRANSITION IN DECAGONAL QUASI-CRYSTALS [J].
JEONG, HC ;
STEINHARDT, PJ .
PHYSICAL REVIEW B, 1993, 48 (13) :9394-9403
[17]   Distinguishing quasiperiodic from random order in high-resolution TEM images [J].
Joseph, D ;
Ritsch, S ;
Beeli, C .
PHYSICAL REVIEW B, 1997, 55 (13) :8175-8183
[18]   ELASTICITY AND DISLOCATIONS IN PENTAGONAL AND ICOSAHEDRAL QUASICRYSTALS [J].
LEVINE, D ;
LUBENSKY, TC ;
OSTLUND, S ;
RAMASWAMY, S ;
STEINHARDT, PJ ;
TONER, J .
PHYSICAL REVIEW LETTERS, 1985, 54 (14) :1520-1523
[19]   QUASI-CRYSTALS .1. DEFINITION AND STRUCTURE [J].
LEVINE, D ;
STEINHARDT, PJ .
PHYSICAL REVIEW B, 1986, 34 (02) :596-616
[20]   EXPERIMENTAL AMMANN-LINE ANALYSIS OF PHASONS IN THE AL-CU-CO-SI DECAGONAL QUASI-CRYSTAL [J].
LI, HL ;
ZHANG, Z ;
KUO, KH .
PHYSICAL REVIEW B, 1994, 50 (06) :3645-3647