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Colloidal Crystallization of Surfactant‐Free ZnO Quantum Dots
Author(s) -
Zhang Xi,
Sun Dazhi,
Sue HungJue,
Nishimura Riichi
Publication year - 2011
Publication title -
chemphyschem
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.016
H-Index - 140
eISSN - 1439-7641
pISSN - 1439-4235
DOI - 10.1002/cphc.201100579
Subject(s) - crystallization , colloid , quantum dot , pulmonary surfactant , nanotechnology , solvent , materials science , ionic bonding , ionic strength , chemical engineering , chemistry , aqueous solution , organic chemistry , ion , engineering
Surfactant‐free ZnO quantum dots self‐assemble into three‐dimensional colloidal crystals in an organic solvent via ionic‐strength tuning. The crystalline structure is macroscopically large, transparent, stable and shields UV as bulk ZnO upon solvent removal.