Room-temperature synthesis of aragonite crystals at an expanding liquid-liquid interface in a radial Hele-Shaw cell

被引:34
作者
Rautaray, D
Banpurkar, A
Sainkar, SR
Limaye, AV
Pavaskar, NR
Ogale, SB
Sastry, M [1 ]
机构
[1] Natl Chem Lab, Mat Chem Div, Pune 411008, Maharashtra, India
[2] Univ Poona, Dept Phys, Ctr Adv Studies Mat Sci, Pune 411007, Maharashtra, India
[3] Univ Maryland, Dept Phys, College Pk, MD 20742 USA
关键词
D O I
10.1002/adma.200304535
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Large quantities of extremely fine aragonite needles (see Figure, top image) have been synthesized at room temperature at an expanding liquid-liquid interface in a radial Hele-Shaw cell. By simple variation of the experimental conditions, hollow, cylindrical aragonite/calcite crystals (see Figure, bottom image) may also be obtained. It is believed that this method can be extended to other materials and nanostructures.
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页码:1273 / +
页数:7
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