Advanced Functional Materials,
Год журнала:
2020,
Номер
30(47)
Опубликована: Июнь 2, 2020
Abstract
2D
transition
metal
carbides
and/or
nitrides
(MXenes),
by
virtue
of
high
electrical
conductivity,
abundant
surface
functional
groups
and
excellent
dispersion
in
various
solvents,
are
attracting
increasing
attention
showing
competitive
performance
energy
storage
conversion
applications.
However,
like
other
materials,
MXene
nanosheets
incline
to
stack
together
via
van
der
Waals
interactions,
which
lead
limited
number
active
sites,
sluggish
ionic
kinetics,
finally
ordinary
materials/devices.
Constructing
into
3D
architectures
has
been
proven
be
an
effective
strategy
reduce
restacking,
thus
providing
larger
specific
area,
higher
porosity,
shorter
ion
mass
transport
distance
over
normal
1D
structures.
In
this
review,
the
commonly
used
strategies
for
manufacturing
(3D
MXenes
MXene‐based
composites)
summarized,
such
as
template,
assembly,
printing,
methods.
Special
is
also
given
structure–property
relationships
their
applications
electrochemical
conversion,
including
supercapacitors,
rechargeable
batteries,
electrocatalysis.
Finally,
authors
propose
a
brief
perspective
on
future
opportunities
challenges
architectures/devices.
Materials Advances,
Год журнала:
2021,
Номер
2(6), С. 1821 - 1871
Опубликована: Янв. 1, 2021
Nanomaterials
have
emerged
as
an
amazing
class
of
materials
that
consists
a
broad
spectrum
examples
with
at
least
one
dimension
in
the
range
1
to
100
nm.
Chemical Reviews,
Год журнала:
2023,
Номер
123(11), С. 6891 - 6952
Опубликована: Май 3, 2023
All
forms
of
energy
follow
the
law
conservation
energy,
by
which
they
can
be
neither
created
nor
destroyed.
Light-to-heat
conversion
as
a
traditional
yet
constantly
evolving
means
converting
light
into
thermal
has
been
enduring
appeal
to
researchers
and
public.
With
continuous
development
advanced
nanotechnologies,
variety
photothermal
nanomaterials
have
endowed
with
excellent
harvesting
capabilities
for
exploring
fascinating
prospective
applications.
Herein
we
review
latest
progresses
on
nanomaterials,
focus
their
underlying
mechanisms
powerful
light-to-heat
converters.
We
present
an
extensive
catalogue
nanostructured
materials,
including
metallic/semiconductor
structures,
carbon
organic
polymers,
two-dimensional
materials.
The
proper
material
selection
rational
structural
design
improving
performance
are
then
discussed.
also
provide
representative
overview
techniques
probing
photothermally
generated
heat
at
nanoscale.
finally
recent
significant
developments
applications
give
brief
outlook
current
challenges
future
directions
nanomaterials.
Chemical Society Reviews,
Год журнала:
2020,
Номер
50(2), С. 1354 - 1390
Опубликована: Дек. 10, 2020
This
review
comprehensively
summarizes
the
progress
on
structural
and
electronic
modulation
of
transition
metal
nitrides
for
electrochemical
energy
applications.
Chemical Reviews,
Год журнала:
2020,
Номер
120(21), С. 12217 - 12314
Опубликована: Ноя. 2, 2020
Electrocatalysts
with
single
metal
atoms
as
active
sites
have
received
increasing
attention
owing
to
their
high
atomic
utilization
efficiency
and
exotic
catalytic
activity
selectivity.
This
review
aims
provide
a
comprehensive
summary
on
the
recent
development
of
such
single-atom
electrocatalysts
(SAECs)
for
various
energy-conversion
reactions.
The
discussion
starts
an
introduction
different
types
SAECs,
followed
by
overview
synthetic
methodologies
control
dispersion
atomically
resolved
characterization
using
state-of-the-art
microscopic
spectroscopic
techniques.
In
recognition
extensive
applications
electrocatalytic
studies
are
dissected
in
terms
important
electrochemical
reactions,
including
hydrogen
evolution
reaction
(HER),
oxygen
(OER),
reduction
(ORR),
carbon
dioxide
(CO2RR),
nitrogen
(NRR).
Examples
SAECs
deliberated
each
case
performance,
structure-property
relationships,
enhancement
mechanisms.
A
perspective
is
provided
at
end
section
about
remaining
challenges
opportunities
targeted
reaction.
Physics Reports,
Год журнала:
2020,
Номер
848, С. 1 - 58
Опубликована: Янв. 22, 2020
MXenes,
generally
referring
to
two-dimensional
(2D)
transition-metal
carbides,
nitrides,
and
carbonitrides,
have
received
tremendous
attention
since
the
first
report
in
2011.
Extensive
experimental
theoretical
studies
unveiled
their
enormous
potential
for
applications
optoelectronics,
photonics,
catalysis,
many
other
areas.
Because
of
intriguing
mechanical
electronic
properties,
together
with
richness
elemental
composition
chemical
decoration,
MXenes
are
poised
provide
a
new
2D
nanoplatform
advanced
optoelectronics.
This
comprehensive
review,
intended
broad
multidisciplinary
readership,
highlights
state-of-the-art
progress
on
MXene
theory,
materials
synthesis
techniques,
morphology
modifications,
opto-electro-magnetic
applications.
The
efforts
exploring
device
performance
limits,
steric
configurations,
physical
mechanisms,
novel
application
boundaries
comprehensively
discussed.
review
is
concluded
compelling
perspective,
outlook
as
well
non-trivial
challenges
future
investigation
MXene-based
nano-optoelectronics.
Advanced Functional Materials,
Год журнала:
2019,
Номер
29(39)
Опубликована: Июль 26, 2019
Abstract
Conductive
hydrogels
are
attracting
tremendous
interest
in
the
field
of
flexible
and
wearable
soft
strain
sensors
because
their
great
potential
electronic
skins,
personalized
healthcare
monitoring.
However,
conventional
conductive
using
pure
water
as
dispersion
medium
will
inevitably
freeze
at
subzero
temperatures,
resulting
diminishment
conductivity
mechanical
properties;
meanwhile,
even
room
temperature,
such
suffer
from
inevitable
loss
due
to
evaporation,
which
leads
a
poor
shelf‐life.
Herein,
an
antifreezing,
self‐healing,
MXene
nanocomposite
organohydrogel
(MNOH)
is
developed
by
immersing
hydrogel
(MNH)
ethylene
glycol
(EG)
solution
replace
portion
molecules.
The
MNH
prepared
incorporation
nanosheet
networks
into
polymer
networks.
as‐prepared
MNOH
exhibits
outstanding
antifreezing
property
(−40
°C),
long‐lasting
moisture
retention
(8
d),
excellent
self‐healing
capability,
superior
properties.
Furthermore,
this
can
be
assembled
sensor
detect
human
biologic
activities
with
relatively
broad
range
(up
350%
strain)
high
gauge
factor
44.85
under
extremely
low
temperatures.
This
work
paves
way
for
applications
human−machine
interactions,
