Advanced Energy Materials,
Год журнала:
2021,
Номер
12(4)
Опубликована: Апрель 30, 2021
Abstract
Materials
with
dynamically
controlled
electronic
structures
(i.e.,
upon
external
stimuli)
are
at
the
forefront
of
renewable
energy
sector
applications
as
memory
devices,
smart
supercapacitors,
programmable
solar
cells,
and
field‐effect
transistors.
Moreover,
their
continued
development
device
components
is
critical
for
field
optoelectronics
since
performance
comparable,
or
could
even
surpass,
current
benchmarks.
Adaptive
properties
main
focus
this
review
that
discusses
recent
developments
in
modulation
behavior
can
be
tuned
using
stimuli
metal–organic
frameworks
(MOFs),
covalent–organic
(COFs),
primarily
inorganic
hybrids,
polymers,
graphitic‐type
materials.
Triggers
to
achieve
“dynamic”
discussed
within
manuscript
light‐based
switches
include
different
classes
photochromic
molecules
such
naphthalene
diimide,
viologen,
diarylethene,
azobenzene,
spiropyran.
The
effect
material
dimensionality
photoswitch
connectivity
achieved
through
integration
moieties
inside
0D,
1D,
2D,
3D
hybrid
matrices
discussed.
This
showcases
prospects
advancing
landscapes
employment
structural
motifs
adaptive
occurring
a
function
connectivity.
Accounts of Chemical Research,
Год журнала:
2021,
Номер
54(17), С. 3362 - 3376
Опубликована: Авг. 17, 2021
Achieving
high
performance
functional
materials
has
been
a
long-term
goal
for
scientists
and
engineers
that
can
significantly
promote
science
technology
development
thus
benefit
our
society
human
beings.
As
well-known
porous
materials,
metal-organic
frameworks
(MOFs)
are
crystalline
open
made
up
of
molecular
building
blocks
linked
by
strong
coordination
bonds,
affording
pore
space
storing
trapping
guest
molecules.
In
terms
porosity,
MOFs
outperform
traditional
including
zeolites
activated
carbon,
showing
exceptional
porosity
with
internal
surface
area
to
thousands
square
meters
per
gram
sample
periodic
sizes
ranging
from
sub-nanometer
nanometers.
Numerous
have
synthesized
potential
applications
gaseous
fuels
separating
intractable
industrial
gas
mixtures,
sensing
physical
chemical
stimulus,
transmitting
protons
conduction.
Compared
distinguished
their
capability
adjustment
interior
modification
through
engineering,
which
them
preeminent
platform
exploring
performance.Rational
combinations
rigid
units
different
geometry
multibranched
organic
linkers
provided
diverse
structures,
spherical
cylindrical,
slit,
tubular
ones
isolating
or
interconnecting
in
directions,
be
optimized
high-capacity
storage.
Based
on
the
isoreticular
principle
approach
MOF
chemistry,
performed
exquisite
precision,
making
suitable
address
industrially
important
separation.
The
large
cavities
readily
available
encapsulation
species,
resulting
novel
composite
various
functions.In
this
Account,
we
summarize
recent
research
progress
engineering
achieve
high-performance
materials.
We
able
tune
optimize
immobilize
specific
sites,
incorporate
species
into
target
hydrogen
storage,
methane
light-hydrocarbon
purification,
proton
conduction,
especially
separations
acetylene
removal
ethylene
propylene
purification.
By
chemistry
endows
multiple
functionalities,
endeavors
brought
about
customization
corresponding
application
scenarios.
Bioinspired
control
of
ion
transport
at
the
subnanoscale
has
become
a
major
focus
in
fields
nanofluidics
and
membrane
separation.
It
is
fundamentally
important
to
achieve
rectifying
ion-specific
artificial
channels,
but
it
remains
challenge.
Here,
we
report
previously
unidentified
metal-organic
framework
nanochannel
(MOF
NC)
nanofluidic
system
unidirectional
ultrafast
counter-directional
alkaline
metal
ions
proton.
This
highly
effective
behavior
attributed
two
distinct
mechanisms
for
proton,
elucidated
by
theoretical
simulations.
Notably,
MOF
NC
exhibits
proton
conduction
stemming
from
ultrahigh
mobility,
i.e.,
11.3
×
10-7
m2
/V·s,
low
energy
barrier
0.075
eV
MIL-53-COOH
subnanochannels.
Furthermore,
shows
excellent
osmotic
power-harvesting
performance
reverse
electrodialysis.
work
expects
inspire
further
research
into
multifunctional
biomimetic
channels
advanced
nanofluidics,
biomimetics,
separation
applications.
ACS Applied Materials & Interfaces,
Год журнала:
2022,
Номер
14(18), С. 21330 - 21339
Опубликована: Апрель 29, 2022
Fluorescent
materials
presenting
unique
color
changes
in
response
to
external
stimuli
have
wide
applications
information
storage
and
anticounterfeiting.
However,
developing
intelligent
fluorescent
with
high
security
levels
dynamically
displaying
encrypted
is
still
a
challenge.
Herein,
we
report
new
method
for
constructing
excellent
by
loading
the
photochromic
molecule
spiropyran
into
lanthanide
metal-organic
framework.
Controlling
isomerization
of
unit
regulates
fluorescence
resonance
energy
transfer
(FRET)
mechanism
between
acceptor
donor,
leading
an
exceptional
reversible
absorption/luminescence
modulation
ability.
As
irradiation
time
extended,
continuously
from
yellow-greenish
orange
then
red
through
FRET
process
within
60
s.
This
composite
system
has
great
potential
anticounterfeiting
because
following
advantages:
(1)
different
emissions
optical
colors
regulated
ultraviolet
radiation,
which
convenient
designing
complex
patterns;
(2)
can
be
repeatedly
verified
quickly
exhibit
dynamic
s,
having
advanced
anticounterfeiting,
where
key
encryption/decryption.
These
advantages
will
greatly
enhance
reliability
measures
increase
difficulty
Nature Communications,
Год журнала:
2023,
Номер
14(1)
Опубликована: Май 30, 2023
The
evolution
of
the
chemical
and
pharmaceutical
industry
requires
effective
less
energy-intensive
separation
technologies.
Engineering
smart
materials
at
a
large
scale
with
tunable
properties
for
molecular
is
challenging
step
to
materialize
this
goal.
Herein,
we
report
thin
film
composite
membranes
prepared
by
interfacial
polymerization
porous
organic
cages
(POCs)
(RCC3
tren
cages).
Ultrathin
crosslinked
polycage
selective
layers
(thickness
as
low
9.5
nm)
are
obtained
high
permeance
strict
sieving
nanofiltration.
A
dual
function
achieved
combining
catalysis.
This
demonstrated
impregnating
highly
catalytically
active
Pd
nanoclusters
(
~
0.7
nm).
While
membrane
promotes
precise
separation,
its
catalytic
activity
enables
surface
self-cleaning,
reacting
any
potentially
adsorbed
dye
recovering
original
performance.
strategy
opens
opportunities
development
other
different
functions
well-tailored
abilities.
