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Phase Transitions in Quantum‐Dot Langmuir Films
Author(s) -
Lambert Karel,
Justo Yolanda,
Kamal John Sundar,
Hens Zeger
Publication year - 2011
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/anie.201105991
Subject(s) - monolayer , quantum dot , langmuir , condensed matter physics , phase (matter) , materials science , quantum , phase transition , quantum phases , quantum phase transition , physics , nanotechnology , quantum mechanics , chemistry , adsorption
Crowd‐surfing quantum dots: Quantum‐dot Langmuir layers (see picture) were compressed beyond their collapse pressure, resulting in phase transitions where particles are promoted from a monolayer into a bi‐ or even a trilayer depending on the applied pressure. The procedure works for different quantum dot types and can be rationalized from thermodynamic considerations.