SusMat,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 24, 2024
ABSTRACT
Metal–air
batteries
are
an
appealing
option
for
energy
storage,
boasting
a
high
density
and
environmental
sustainability.
Researchers
focus
on
the
catalyst
design
to
solve
problem
of
sluggish
cathode
reaction
kinetic.
However,
in
some
cases,
where
thermodynamic
regulation
is
required,
role
catalysts
limited.
Based
changing
kinetics,
external
fields
can
change
parameters
reaction,
further
reduce
overpotential,
accelerate
rate.
By
selecting
appropriate
adjusting
controllable
variables,
greater
flexibility
potential
provided
control.
This
paper
reviews
basic
principles
by
which
several
influence
metal–air
batteries.
Additionally,
strategies
photoelectrode
materials,
similarities
differences
different
magnetic
field
effects,
research
progress
ultrasonic
field,
stress
microwave
systematically
summarized.
Multifield
coupling
also
interact
produce
additive
effects.
Furthermore,
introducing
will
bring
about
aggravated
side
reactions.
proposes
methods
explore
specific
mechanism
assistance
more
depth.
The
primary
objective
furnish
theoretical
direction
enhancing
performance
field‐supported
batteries,
thereby
advancing
their
development.
Accounts of Chemical Research,
Journal Year:
2024,
Volume and Issue:
57(14), P. 1973 - 1984
Published: July 1, 2024
ConspectusMembranes
are
pivotal
in
a
myriad
of
energy
production
processes
and
modern
separation
techniques.
They
essential
devices
for
generation,
facilities
extracting
elements,
plants
wastewater
treatment,
each
which
hinges
on
effective
ion
separation.
While
biological
channels
show
exceptional
permeability
selectivity,
designing
synthetic
membranes
with
defined
pore
architecture
chemistry
the
(sub)nanometer
scale
has
been
challenging.
Consequently,
typical
trade-off
emerges:
highly
permeable
often
sacrifice
selectivity
vice
versa.
To
tackle
this
dilemma,
comprehensive
understanding
modeling
across
various
scales
is
imperative.
This
lays
foundation
establishing
design
criteria
advanced
membrane
materials.
Key
attributes
such
materials
encompass
appropriately
sized
pores,
narrow
size
distribution,
finely
tuned
interactions
between
desired
permeants
membrane.
The
advent
covalent-organic-framework
(COF)
offers
promising
solutions
to
challenges
faced
by
conventional
selective
within
water-energy
nexus.
COFs
molecular
Legos,
facilitating
precise
integration
small
organic
structs
into
extended,
porous,
crystalline
architectures
through
covalent
linkage.
unique
allows
control
over
sizes,
shapes,
distributions
Additionally,
offer
flexibility
modify
their
spaces
distinct
functionalities.
adaptability
not
only
enhances
but
also
facilitates
tailored
specific
ions.
As
result,
COF
positioned
as
prime
candidates
achieve
both
superior
processes.In
Account,
we
delineate
our
endeavors
aimed
at
leveraging
distinctive
augment
processes,
tackling
fundamental
inquiries
while
identifying
avenues
further
exploration.
Our
strategies
fabricating
enhanced
following:
(1)
crafting
(sub)nanoscale
enhance
permselectivity,
thereby
amplifying
production;
(2)
implementing
multivariate
(MTV)
synthesis
method
charge
density
nanochannels,
optimizing
transport
efficiency;
(3)
modifying
environment
confined
mass
transfer
establish
pathways
transport.
For
strategy,
expound
its
chemical
foundations
illustrative
examples
that
underscore
principles.
efforts
have
culminated
creation
groundbreaking
surpass
traditional
counterparts,
propelling
advancements
sustainable
conversion,
waste
heat
utilization,
element
extraction,
pollutant
removal.
These
innovations
poised
redefine
systems
industrial
management
practices.
In
conclusion,
outline
future
research
directions
highlight
key
need
addressing
ion/molecular
recognition
capabilities
practical
applications
membranes.
Looking
forward,
anticipate
ongoing
functionalization
fabrication
techniques,
leading
permeability,
ultimately
rivaling
Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 19, 2024
Humidity
sensors
are
vital
for
ambient
monitoring,
but
existing
focus
on
moisture
absorption,
overlooking
the
indispensable
role
of
ion
channels
in
water-electricity
conversion
process.
Here,
an
ultra-miniaturized
fiber
humidity
(MFH)
sensor
based
near-parallel
pathways
is
presented.
The
well-designed
nanochannels
significantly
facilitate
transport
due
to
stable
charge
distribution
and
confined
ions
migration
within
nanostructure,
which
improves
efficiency
moisture-sensitive
fibers.
Optimized
enable
MFH
improve
response/recovery
speed
by
≈5
times
compared
disordered
nanochannels.
Additionally,
can
be
woven
ultra-miniaturization
(0.50
mm
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 4, 2024
Abstract
The
unique
selective
ion‐transport
characteristics
of
nanofluids
make
them
applicable
in
energy
harvesting
and
sensing.
However,
developing
scalable,
self‐powered
nanofluidic
devices
remains
challenging
due
to
high
cost,
processing
complexity,
reliance
on
external
power
sources.
In
this
work,
surface‐twisted,
internally
aligned
algae
fibers
(twisted
fibers)
are
fabricated
using
an
asymmetric
flow
field
regulate
the
assembly
process
cellulose
nanofibers.
Unlike
from
symmetrical
process,
flow‐mediated
twisted
exhibit
a
significantly
reduced
diameter
(33.6–20.4
µm),
increased
packing
density
(0.87–1.47
g
cm
−3
),
superior
fractured
stress
(249.4–468.5
MPa),
enhanced
Herman's
orientation
parameter
(from
0.77
0.89).
Importantly,
demonstrate
energy‐harvesting
up
12.87
W
m
−2
under
50‐fold
salinity
gradient
can
serve
as
urine
monitors,
effectively
distinguishing
infants'
urination
motility
behaviors
alerting
saturation
ionic
conductivity
(7.8
mS
−1
)
at
dilute
electrolyte
concentrations.
This
study
provides
novel
design
concept
for
biomass‐based
health
sensing
system.
Small,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 12, 2025
Abstract
Traditional
strategies,
by
additive
manufacturing,
for
integrating
monolayer
Ti
3
C
2
T
x
nanosheets
into
macroscopic
films
with
binders
can
effectively
improve
their
mechanical
strength,
but
the
electrical
conductivity
is
often
sacrificed.
Herein,
inspired
aligned
nano‐compacted
feature
of
nacre,
a
flexible
subtractive
manufacturing
strategy
reported
to
squeeze
interlayer
2D
spacings
removing
nanoconfined
water
and
interface
terminations,
leading
improvement
strength
stability
layered
without
sacrificing
conductivity.
After
vacuum
annealing
at
300
°C
(A300),
spacing
decreased
≈0.1
nm
surface
functional
groups
(═O,
─OH,
─F)
molecules
greatly
removed.
The
tensile
(95.59
MPa)
Young's
modulus
(9.59
GPa)
A300
are
≈3
≈2
times
improved,
respectively.
Moreover,
maintain
metallic
(2276
S
cm
−1
)
show
enhanced
stability.
Compared
original
films,
increasing
friction
energy
dissipation
decrease
spacings.
This
work
provides
new
way
engineering
self‐assembled
more
functions
broad
applications.
