《科学》[Science]13年5月17日出版pdf全文

nero1981

  f) E; W7 C" M& i0 Y' M, Z. B
COVER False-colored scanning electron microscopy image of
% M% s( V& O; _) R+ n8 y# Lcarbonate-silica "flowers," each ~50 micrometers high. A vast array of similarly   i8 \; `- O2 E7 Y+ J7 X
complex, well-defined microstructures can be sculpted by manipulating conditions
: Q% ^/ }- }2 ]such as pH, temperature, and carbon dioxide concentration. With insight into / f) U& o4 q1 K( M8 y2 A' \6 H
molecular growth mechanisms, these structures are dynamically steered toward
+ q; |0 N6 E8 y; @) O. c  qarbitrary, hierarchically assembled architectures. See pages 822 and 832, as well
- z1 \' Z  C  D5 h4 d$ O* W! N- tas a slideshow online. Image: Wim Noorduin and Joanna Aizenberg 9 Z# z1 D( \) V

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Thanks a lot ! U R very nice