Amorphization of C60 nanotubes under pressure

被引:7
作者
Hu, J. Y. [1 ,2 ]
Liang, S. C. [3 ]
Piao, G. Z. [3 ]
Zhang, S. J. [1 ]
Zhang, Q. H. [1 ]
Yang, Y. [1 ]
Zhao, Q. [2 ]
Zhu, K. [1 ]
Liu, Y. L. [1 ]
Tang, L. Y. [4 ]
Li, Y. C. [4 ]
Liu, J. [4 ]
Jin, C. Q. [1 ]
Yu, R. C. [1 ]
机构
[1] Chinese Acad Sci, Beijing Natl Lab Condensed Matter Phys, Inst Phys, Beijing 100190, Peoples R China
[2] Beijing Inst Technol, Sch Sci, Dept Phys, Beijing 100081, Peoples R China
[3] Qingdao Univ Sci & Technol, Key Lab Rubber Plast, Minist Educ, Qingdao 266042, Peoples R China
[4] Chinese Acad Sci, Inst High Energy Phys, Beijing 100039, Peoples R China
基金
中国国家自然科学基金;
关键词
STRUCTURAL-CHARACTERIZATION; VIBRATIONAL-MODES; CARBON NANOTUBES; PHASE-TRANSITION; BULK MODULUS; SOLID C-60; RAMAN; COMPRESSIBILITY; FULLERENE; CRYSTAL;
D O I
10.1063/1.3601740
中图分类号
O59 [应用物理学];
学科分类号
摘要
C-60 nanotubes with diameters of smaller than 500 nm are fabricated by a modified liquid-liquid interfacial precipitation method. In situ angle dispersive synchrotron x ray diffraction and Raman scattering under pressures have been employed to study the structure evolution of the C-60 nanotubes. The experimental results indicate that there is a pressure induced irreversible amorphization at 40.1 GPa. An isostructural phase transition occurs in the pressure range of 9.29-12.2 GPa, which is probably relative to the changes in the bonding type of C-60 nanotubes. (C) 2011 American Institute of Physics. [doi:10.1063/1.3601740]
引用
收藏
页数:4
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