Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 5, 2024
Abstract
2D
materials
have
garnered
considerable
interest
in
various
applications
from
catalysis
to
energy
storage.
However,
the
self‐stacking
and
poor
air
stability
of
(e.g.,
MXene)
leads
serious
performance
degradation,
particular,
micro‐supercapacitors
(MSCs)
with
narrow
working
voltage
low
density.
Here,
a
universal
confined
interfacial
assembly
strategy
is
demonstrated
for
controllably
synthesizing
series
mesoporous
heterostructures
high‐voltage
high‐energy
ionogel‐based
MSCs.
This
process
reveals
accurate
controllability
extraordinary
versatility,
endowing
highly
adjustable
mesopore
size
(7–22
nm),
tunable
thickness
(15–29
variable
carbon
precursors
(including
oligochitosan,
glucose,
sucrose),
replaceable
substrates
MXene,
graphene,
BN,
MoS
2
).
As
proof
concept,
carbon@MXene
based
MSCs
ionic
liquid
ionogel
electrolyte
deliver
ultrahigh
3.7
V,
superior
areal
density
181.3
µWh
cm
−2
,
excellent
flexibility
99%
capacitance
retention
at
180°,
modular
self‐integration
voltage/capacitance
output,
surpassing
most
reported
MXene
Therefore,
this
work
will
open
novel
available
paradigm
scalable
fabrication
target
high‐performance
functional
microscale
power
source.
Journal of Materiomics,
Journal Year:
2023,
Volume and Issue:
9(6), P. 1242 - 1262
Published: Sept. 25, 2023
The
escalating
demand
for
micro/nano-sized
devices,
such
as
micro/nano-robots,
intelligent
portable/wearable
microsystems,
and
implantable
medical
microdevices,
necessitates
the
expeditious
development
of
integrated
microsystems
incorporating
energy
conversion,
storage,
consumption.
Critical
bottlenecks
in
microscale
storage/sensors
their
systems
are
being
addressed
by
exploring
new
technologies
materials,
e.g.,
MXene,
holding
great
potential
developing
lightweight
deformable
microdevices.
This
review
summarizes
latest
progress
milestones
realization
MXene-based
micro-supercapacitors
(MSCs)
sensor
arrays,
thus
discusses
design
fundamentals
key
advancements
conversion-storage-consumption
microsystems.
Finally,
we
outline
challenges
fabricating
MSCs/sensors
self-powered
which
is
crucial
practical
applications.
Particularly,
illuminate
viable
solutions
to
unsolved
issues
highlight
exciting
opportunities.
Small,
Journal Year:
2024,
Volume and Issue:
20(44)
Published: July 6, 2024
Exosomes
are
nanovesicles
secreted
by
cells,
which
play
a
crucial
role
in
various
pathological
processes.
have
shown
great
promise
as
tumor
biomarkers
because
of
the
abundant
secretion
during
formation.
The
development
convenient,
efficient,
and
cost-effective
method
for
simultaneously
enriching
detecting
exosomes
is
utmost
importance
both
basic
research
clinical
applications.
In
this
study,
an
aptamer-functionalized
magnetic
Ti
ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(25), P. 32434 - 32444
Published: June 11, 2024
Supercapacitors
(SCs)
have
received
widespread
attention
as
excellent
energy
storage
devices,
and
the
design
of
multicomponent
electrode
materials
construction
ingenious
structures
are
keys
to
enhancing
performance
SCs.
In
this
paper,
MoS2
nanorods
were
used
carrier
structure
induce
anchoring
CoAl-LDH
nanosheets
grow
on
surface
nickel
foam
(NF)
in
situ,
thus
obtaining
a
uniformly
distributed
nanorod@CoAl-LDH
nanosheet
core–shell
nanoarray
material
(MoS2@CoAl-LDH/NF).
On
one
hand,
nanorod-structured
core
provides
high
conductivity
support,
accelerates
electron
transfer,
avoids
agglomeration
nanosheets.
other
arrays
abundant
interfacially
active
sites,
which
accelerate
electrolyte
penetration
enhance
electrochemical
activity.
The
synergistic
effect
two
components
unique
nanostructure
give
MoS2@CoAl-LDH/NF
capacity
(14,888.8
mF
cm–2
at
2
mA
cm–2)
long-term
cycling
(104.4%
retention
after
5000
charge/discharge
cycles).
integrated
MoS2@CoAl-LDH/NF//AC
device
boasts
voltage
range
spanning
from
0
1.5
V,
achieving
peak
density
0.19
mW
h
cm–2.
Impressively,
it
maintains
capacitance
rate
84.6%
enduring
10,000
cycles,
demonstrating
exceptional
durability
stability.
