STRUCTURES OF 2 TYPES OF AL-NI-CO DECAGONAL QUASI-CRYSTALS STUDIED BY HIGH-RESOLUTION ELECTRON-MICROSCOPY

被引:51
|
作者
HIRAGA, K [1 ]
SUN, W [1 ]
YAMAMOTO, A [1 ]
机构
[1] NATL INST RES INORGAN MAT,SAKURA,IBARAKI 305,JAPAN
来源
MATERIALS TRANSACTIONS JIM | 1994年 / 35卷 / 10期
关键词
QUASI-CRYSTAL; DECAGONAL QUASI-CRYSTAL; HIGH-RESOLUTION ELECTRON MICROSCOPY; STRUCTURE ANALYSIS; ALUMINUM-NICKEL-COBALT;
D O I
10.2320/matertrans1989.35.657
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Local atomic arrangements and wide tilings for two types of decagonal quasicrystals, which are formed in alloys with compositions near Al70Ni15Co15, were studied by high-resolution electron microscopy. The decagonal quasicrystals can be interpreted as structures formed with different tilings, so-called rhombic and pentagonal ones, which are constructed with definite linkages of similar atom clusters.
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页码:657 / 662
页数:6
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