InfoMat,
Journal Year:
2020,
Volume and Issue:
3(1), P. 36 - 60
Published: Sept. 15, 2020
Abstract
Two‐dimensional
materials
are
a
promising
solution
for
next‐generation
electronic
and
optoelectronic
devices
due
to
their
unique
properties.
Owing
the
atomic
thickness
of
2D
materials,
light‐matter
interaction
length
in
is
much
shorter
than
that
bulk
which
limits
performance
composed
materials.
To
improve
interactions,
optical
micro/nano
architectures
have
been
introduced
into
material
devices.
In
this
review,
we
present
concise
introduction
discussion
various
strategies
enhancement
namely,
plasmonic
effect,
waveguide,
cavity,
reflection
architecture.
We
outlined
current
advances
high‐performance
(eg,
photodetectors,
electro‐optic
modulators,
light‐emitting
diodes,
molecular
sensors)
assisted
by
these
strategies.
Finally,
discussed
future
challenges
opportunities
photonic
structure
designs
image
Advanced Intelligent Systems,
Journal Year:
2020,
Volume and Issue:
2(6)
Published: Jan. 9, 2020
Soft
robots,
with
their
agile
locomotion
and
responsiveness
to
environment,
have
attracted
great
interest
in
recent
years.
Liquid
crystal
elastomers
(LCEs),
known
for
reversible
anisotropic
deformation,
are
promising
candidates
as
embedded
intelligent
actuators
soft
robots.
So
far,
most
studies
on
LCEs
focused
achieving
complex
deformation
thin
films
over
centimeter‐scale
areas
relatively
small
specific
energy
densities.
Herein,
using
an
extrusion
process,
meter‐long
LCE
composite
filaments
that
responsive
both
infrared
light
electrical
fields
fabricated.
In
the
filaments,
a
quantity
of
cellulose
nanocrystals
(CNCs)
is
incorporated
facilitate
alignment
liquid
molecules
along
long
axis
filament.
Up
2
wt%
carbon
nanotubes
(CNTs)
introduced
into
matrix
without
aggregation,
which
turn
greatly
improves
mechanical
property
actuation
speed,
where
Young's
modulus
reaches
40
MPa,
electrothermal
response
time
within
10
s.
The
maximum
work
capacity
38
J
kg
−1
CNT
loading.
Finally,
shape
transformation
several
robotics
systems
achieved
by
dual‐responsive
LCE/CNT
filament
demonstrated.
Advanced Materials,
Journal Year:
2020,
Volume and Issue:
32(22)
Published: April 20, 2020
Exploring
anode
materials
with
fast,
safe,
and
stable
Li-(de)intercalation
is
of
great
significance
for
developing
next-generation
lithium-ion
batteries.
Monoclinic
H-type
niobium
pentoxide
possesses
outstanding
intrinsic
fast
kinetics,
high
specific
capacity,
safety;
however,
its
practical
rate
capability
cycling
stability
are
still
limited,
ascribed
to
the
asynchronism
phase
change
throughout
crystals.
Herein
this
problem
addressed
by
homogenizing
electron
Li-ion
conductivity
surrounding
An
amorphous
N-doped
carbon
layer
introduced
on
micrometer
single-crystal
H-Nb2
O5
particle
optimize
homogeneity
transport.
As
a
result,
as-prepared
exhibits
reversible
capacity
(>250
mAh
g-1
at
50
mA
),
unprecedented
high-rate
performance
(≈120
16.0
A
)
excellent
(≈170
2.0
after
1000
cycles),
which
far
highest
among
materials.
The
inherent
principle
further
confirmed
via
operando
transmission
microscopy
X-ray
diffraction.
novel
insight
into
development
electrode
forlithium-ion
batteries
thus
provided.
InfoMat,
Journal Year:
2020,
Volume and Issue:
3(1), P. 36 - 60
Published: Sept. 15, 2020
Abstract
Two‐dimensional
materials
are
a
promising
solution
for
next‐generation
electronic
and
optoelectronic
devices
due
to
their
unique
properties.
Owing
the
atomic
thickness
of
2D
materials,
light‐matter
interaction
length
in
is
much
shorter
than
that
bulk
which
limits
performance
composed
materials.
To
improve
interactions,
optical
micro/nano
architectures
have
been
introduced
into
material
devices.
In
this
review,
we
present
concise
introduction
discussion
various
strategies
enhancement
namely,
plasmonic
effect,
waveguide,
cavity,
reflection
architecture.
We
outlined
current
advances
high‐performance
(eg,
photodetectors,
electro‐optic
modulators,
light‐emitting
diodes,
molecular
sensors)
assisted
by
these
strategies.
Finally,
discussed
future
challenges
opportunities
photonic
structure
designs
image
