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@ARTICLE{Klauke:840161,
author = {Klauke, Karsten and Hahn, Björn and Schütte, Kai and
Barthel, Juri and Janiak, Christoph},
title = {{B}is((dialkylamino)alkylselenolato)metal complexes as
precursors for microwave-assisted synthesis of semiconductor
metal selenide nanoparticles of zinc and cadmium in the
ionic liquid [{BMI}m][ {BF}4]},
journal = {Nano-structures $\&$ nano-objects},
volume = {1},
issn = {2352-507X},
address = {Amsterdam [u.a.]},
publisher = {Elsevier},
reportid = {FZJ-2017-07716},
pages = {24 - 31},
year = {2015},
note = {Dedicated to Prof. Dr. Manfred Scheer on the occassion of
his 60th birthday},
abstract = {Based on (dimethylamino)ethyldiselenide,
(diethylamino)ethyldiselenide and
(dimethylamino)propyldiselenide six different
bis(dialkylamino)alkylselenolates with zinc and cadmium were
decomposed by microwave irradiation in the ionic liquid (IL)
1-butyl-3-methyl-imidazolium tetrafluoridoborate
([BMIm][BF4]) to give the respective metal selenide
nanoparticles. In comparison to common methods like the hot
injection method attention was paid how variations of the
ligand system and different decomposition times affect the
nanoparticle synthesis with respect to size, shape,
crystallinity and crystal phase. The decomposition of the
single-source zinc and cadmium precursors in the fluorous IL
led mostly to spherical, crystalline and only slightly
agglomerated nanoparticles. No formation of ZnF2 or CdF2 was
observed which is different from the known dual-source
synthesis. In case of the zinc precursors, hexagonal and
cubic ZnSe with a particle diameter between 4–7 nm were
obtained, whereas in case of the cadmium precursors
hexagonal CdSe with an average particle diameter of 10–19
nm were prepared. An increase in decomposition time from 5
to 15 min at 250 °C mostly led to similar results
concerning the particle size and crystal phase which is
different from the hot injection method, thereby suggesting
that the IL has a decisive role for nanocrystal growth and
stabilization. No further stabilizing agents were necessary
to reproducibly prepare ZnSe or CdSe particles with an
average diameter below 10 or 20 nm, respectively. All
dispersions of the metal selenide nanoparticles in
[BMIm][BF4] were characterized by high resolution
transmission electron microscopy (HR-TEM), energy dispersive
X-ray spectroscopy (EDX) and X-ray powder diffraction
(PXRD).},
cin = {ER-C-2},
ddc = {530},
cid = {I:(DE-Juel1)ER-C-2-20170209},
pnm = {143 - Controlling Configuration-Based Phenomena (POF3-143)},
pid = {G:(DE-HGF)POF3-143},
typ = {PUB:(DE-HGF)16},
doi = {10.1016/j.nanoso.2015.06.001},
url = {https://juser.fz-juelich.de/record/840161},
}