. Hydrothermal synthesis of monodisperse WO
3
·H
2
O square platelet particles
Fumiyuki Shiba
a,
⁎
, Masakazu Yokoyama
a
, Yousei Mita
b
,
Tomohiro. of the EC materials. Monodisperse
particles are particularly expected to give sharp distributions of
properties such as response time, precise controls of properties,
regular arrangement of particles. patterns of (a) particles obtained in the stand...
. solu bility of WO
3
is influenced
by the pH value of solution. In our experiments, the rod-
shaped WO
3
particles could decompose into primary nano-
particlesduetothechangeofpHvalueofthesolution
caused. primary
particles gradually self- assemble to submicroscale spheres
with the proceeding of the reaction. Such self-assembly of
nanoparticles is favorable to decrease the surface energy of
the...
. instead of surfactant and water-soluble high
molecule has strong points in non-pollution, low-cost, easy-
cleanout and recovery. Herein, we describe a facile inorganic
route for synthesis of uniform. synthesize
one-dimensional nanostructured materials [5–14]. Of the meth-
ods used in 1D nanostructure synthesis, hydrothermal processes
have emerged as powerful tools for the fabrication of anisotro...
. investigated the synthesis of SnO
2
nanowires/nanoneedles
by a low-temperature (95–98
◦
C) hydrothermal method. The as-
grown SnO
2
nanowires have diameters of 50–150 nm and lengths
of 10–100 m.. diameters of
tin oxide nanowires are in the range of 70–150 nm with lengths of
the order of 20–100 m.
When the ratio between SnCl
4
and NH
4
OH is as high as 1:20 we
obtain long tetragonal square-...
. Journal of Crystal Growth 275 (2005) e2371–e2376
Hydrothermal synthesis of Na
2
Ti
6
O
13
and TiO
2
whiskers
Dong-Seok Seo
a
, Hwan Kim
a
, Jong-Kook Lee
b,Ã
a
School of Materials Science. structures of alkali-metal titanates,
A
2
Ti
n
O
2n+1
are well-known. All of them have a
monoclinic structure with almost the same b value
[4,8]. Alkali-metal titanates with a high alkali-
metal. powder made...
. solution. The
selective interaction of the capping molecules on the facets of the first-
formed nanoparticles is crucial to the anisotropic growth of nano-
structures. For example, we have chosen. during the hydrothermal reaction. From the re-
sults, it can be concluded that addition of Na
2
S and CTAB at the same
time is important and both of them affect corporately on the formation
of WO
3
na...
. N
2
-sorption analysis, scanning electron microscopy (SEM),
and X-ray diffraction (XRD) observation of as-synthesized product revealed the formation of flower-like
titanate with diameter of about. Preparation of monodispresed amorphous TiO
2
spheres
Monodispersed amorphous spherical TiO
2
particles were syn-
thesized through controlled hydrolysis of titanium tetraisopropox-
ide (TTIP, Ti-(OC
3
H...
...
the
length
of
the
ZnO-NWA
is
much
longer
that
of
the
ZnO-NWZ
and
the
diam-
eter
of
the
ZnO-NWA
is
much
smaller
than
that
of
the
ZnO-NWZ.
These
results
...
different
hydrothermal
temperatures
that
the
length
of
the
ZnO-NWZ
increases
and
the
diameter
of
the
ZnO-NWZ
enlarge
extremely
with
the
increase
of...
... been
prepared by using the hydrothermal synthesis. For examp le,
Lian et al. [15] synthesized hexagonal ZnO micro-cups and
micro-rings assem bled by nanoparticles via a template-free
hydrothermal synthetic ... 8969– 8973
Hydrothermal synthesis of dumbbell-shaped ZnO microstructures
Feng Wang
a,n
, Xiaofang Qin
a
, Zhenliang Guo
a
, Yanfeng Meng
a
, Lixia Yang
a
, Yongfei Ming
b
a
S...