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Observation of Functional Group Mediated Assembling of Dendritic Molecules by STM
Author(s) -
Wu Peng,
Fan Qinghua,
Zeng Qingdao,
Wang Chen,
Deng Guojun,
Bai Chunli
Publication year - 2002
Publication title -
chemphyschem
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.016
H-Index - 140
eISSN - 1439-7641
pISSN - 1439-4235
DOI - 10.1002/1439-7641(20020715)3:7<633::aid-cphc633>3.0.co;2-e
Subject(s) - hydrogen bond , chemistry , molecule , group (periodic table) , carboxylic acid , dendrimer , functional group , crystallography , stereochemistry , polymer chemistry , organic chemistry , polymer
Closer contact of dendrons adsorbed on a graphite structure may be induced by hydrogen bonding between carboxylic acid groups, as revealed by STM. Ester groups prevent the formation of hydrogen bonds to result in a less close packing of dendrons in such assemblies (see picture).