Nature Communications,
Год журнала:
2023,
Номер
14(1)
Опубликована: Дек. 21, 2023
Abstract
Organic-inorganic
molecular
assembly
has
led
to
numerous
nano/mesostructured
materials
with
fantastic
properties,
but
it
is
dependent
on
and
limited
the
direct
interaction
between
host
organic
structure-directing
molecules
guest
inorganic
species.
Here,
we
report
a
“solvent-pair
surfactants”
enabled
(SPEA)
method
achieve
general
synthesis
of
mesostructured
requiring
no
host-guest
interaction.
Taking
mesoporous
metal
oxides
as
an
example,
dimethylformamide/water
solvent
pairs
behave
surfactants
induce
formation
polyoxometalates/copolymers
nanocomposites,
which
can
be
converted
into
oxides.
This
SPEA
enables
functional
ordered
different
pore
sizes,
structures,
compositions
tailored
pore-wall
microenvironments
that
are
difficult
access
via
conventional
organic-inorganic
assembly.
Typically,
nitrogen-doped
ε
-WO
3
high
specific
surface
area,
uniform
mesopores
stable
framework
obtained
exhibits
great
application
potentials
such
gas
sensing.
Advanced Materials,
Год журнала:
2024,
Номер
36(27)
Опубликована: Апрель 18, 2024
Abstract
Polymer
cubosomes
(PCs)
have
well‐defined
inverse
bicontinuous
cubic
mesophases
formed
by
amphiphilic
block
copolymer
bilayers.
The
open
hydrophilic
channels,
large
periods,
and
robust
physical
properties
of
PCs
are
advantageous
to
many
host–guest
interactions
yet
not
fully
exploited,
especially
in
the
fields
functional
nanomaterials.
Here,
self‐assembly
poly(ethylene
oxide)‐
‐polystyrene
copolymers
is
systematically
investigated
a
series
developed
via
cosolvent
method.
Ordered
nanoporous
metal
oxide
particles
obtained
selectively
filling
channels
an
impregnation
strategy,
followed
two‐step
thermal
treatment.
Based
on
this
versatile
PC
platform,
general
synthesis
library
ordered
porous
with
different
pore
structures
,
tunable
size
(18–78
nm),
high
specific
surface
areas
(up
123.3
m
2
g
−1
for
WO
3
)
diverse
framework
compositions,
such
as
transition
non‐transition
oxides,
rare
earth
chloride
perovskite,
pyrochlore,
high‐entropy
oxides
demonstrated.
As
typical
materials
method,
advantages
continuous
structure
semiconducting
properties,
thus
showing
superior
gas
sensing
performances
toward
hydrogen
sulfide.
Nature Communications,
Год журнала:
2023,
Номер
14(1)
Опубликована: Дек. 21, 2023
Abstract
Organic-inorganic
molecular
assembly
has
led
to
numerous
nano/mesostructured
materials
with
fantastic
properties,
but
it
is
dependent
on
and
limited
the
direct
interaction
between
host
organic
structure-directing
molecules
guest
inorganic
species.
Here,
we
report
a
“solvent-pair
surfactants”
enabled
(SPEA)
method
achieve
general
synthesis
of
mesostructured
requiring
no
host-guest
interaction.
Taking
mesoporous
metal
oxides
as
an
example,
dimethylformamide/water
solvent
pairs
behave
surfactants
induce
formation
polyoxometalates/copolymers
nanocomposites,
which
can
be
converted
into
oxides.
This
SPEA
enables
functional
ordered
different
pore
sizes,
structures,
compositions
tailored
pore-wall
microenvironments
that
are
difficult
access
via
conventional
organic-inorganic
assembly.
Typically,
nitrogen-doped
ε
-WO
3
high
specific
surface
area,
uniform
mesopores
stable
framework
obtained
exhibits
great
application
potentials
such
gas
sensing.
