Spin splitting and even-odd effects in carbon nanotubes

被引:205
作者
Cobden, DH
Bockrath, M
McEuen, PL
Rinzler, AG
Smalley, RE
机构
[1] Univ Calif Berkeley, Dept Phys, Berkeley, CA 94720 USA
[2] Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Berkeley, CA 94720 USA
[3] Rice Univ, Rice Quantum Inst, Ctr Nanoscale Sci & Technol, Houston, TX 77251 USA
[4] Rice Univ, Dept Chem & Phys, Houston, TX 77251 USA
关键词
D O I
10.1103/PhysRevLett.81.681
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The level spectrum of a single-walled carbon nanotube rope, studied by transport spectroscopy, shows Zeeman splitting in a magnetic field parallel to the tube axis. The pattern of splittings implies that the spin of the ground state alternates by 1/2 as consecutive electrons are added. Other aspects of the Coulomb blockade characteristics, including the current-voltage traces and peak heights, also show corresponding even-odd effects.
引用
收藏
页码:681 / 684
页数:4
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