GROWTH OF FACETED NIOBIUM DISELENIDE

被引:51
作者
OGLESBY, CS [1 ]
BUCHER, E [1 ]
KLOC, C [1 ]
HOHL, H [1 ]
机构
[1] UNIV KONSTANZ,D-78434 CONSTANCE,GERMANY
关键词
D O I
10.1016/0022-0248(94)91287-4
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
Thick, faceted 2H-NbSe2 crystals with mosaic structures less-than-or-equal-to 0.2-degrees have been grown bv breaking with tradition and using small diameter ampoules for iodine vapor transport (IVT). We describe a protocol which has resulted in 97% of ampoules having two or fewer nucleation sites and has produced faceted single crystals to 2.0 mm in thickness and weighing up to 158 mg. These thick crystals are a prerequisite for neutron scattering studies of the flux line lattice in this model anisotropic superconductor with very weak flux pinning.
引用
收藏
页码:289 / 294
页数:6
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