Batteries,
Journal Year:
2025,
Volume and Issue:
11(5), P. 193 - 193
Published: May 14, 2025
Layered
double
hydroxides
(LDHs),
notable
for
their
unique
two-dimensional
layered
structures,
have
attracted
significant
research
attention
due
to
exceptional
versatility
and
promising
performance
in
energy
storage
conversion
applications.
This
comprehensive
review
systematically
addresses
the
fundamentals
diverse
synthesis
strategies
LDHs,
including
co-precipitation,
hydrothermal
synthesis,
electrochemical
deposition,
sol-gel
processes,
ultrasonication,
exfoliation
techniques.
The
methods
profoundly
influence
physicochemical
properties,
morphology,
of
necessitating
a
detailed
understanding
optimize
In
this
paper,
role
LDHs
batteries,
supercapacitors,
hydrogen
production
is
critically
evaluated.
We
discuss
incorporation
various
battery
systems,
such
as
lithium-ion,
lithium–sulfur,
sodium-ion,
chloride-ion,
zinc-ion,
zinc–air
highlighting
structural
advantages.
Additionally,
superior
pseudocapacitive
behavior
high
densities
offered
by
supercapacitors
are
elucidated.
effectiveness
production,
particularly
through
electrocatalytic
water
splitting,
underscores
significance
renewable
systems.
paper
uniquely
integrates
these
three
pivotal
technologies,
outlining
current
innovations
challenges,
thus
fulfilling
critical
need
scientific
community
providing
consolidated
insights
guiding
future
directions.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(20)
Published: March 19, 2024
Abstract
Layered
double
hydroxides
(LDHs)
have
been
widely
studied
for
biomedical
applications
due
to
their
excellent
properties,
such
as
good
biocompatibility,
degradability,
interlayer
ion
exchangeability,
high
loading
capacity,
pH‐responsive
release,
and
large
specific
surface
area.
Furthermore,
the
flexibility
in
structural
composition
ease
of
modification
LDHs
makes
it
possible
develop
specifically
functionalized
meet
needs
different
applications.
In
this
review,
recent
advances
applications,
which
include
LDH‐based
drug
delivery
systems,
cancer
diagnosis
therapy,
tissue
engineering,
coatings,
functional
membranes,
biosensors,
are
comprehensively
discussed.
From
these
various
research
fields,
can
be
seen
that
there
is
great
potential
possibility
use
However,
at
same
time,
must
recognized
actual
clinical
translation
still
very
limited.
Therefore,
current
limitations
related
on
discussed
by
combining
limited
examples
with
requirements
biomaterials.
Finally,
an
outlook
future
provided.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(33)
Published: July 1, 2024
Abstract
Modifying
the
coordination
or
local
environments
of
single‐,
di‐,
tri‐,
and
multi‐metal
atom
(SMA/DMA/TMA/MMA)‐based
materials
is
one
best
strategies
for
increasing
catalytic
activities,
selectivity,
long‐term
durability
these
materials.
Advanced
sheet
supported
by
metal
atom‐based
have
become
a
critical
topic
in
fields
renewable
energy
conversion
systems,
storage
devices,
sensors,
biomedicine
owing
to
maximum
utilization
efficiency,
precisely
located
centers,
specific
electron
configurations,
unique
reactivity,
precise
chemical
tunability.
Several
offer
excellent
support
are
attractive
applications
energy,
medical
research,
such
as
oxygen
reduction,
production,
hydrogen
generation,
fuel
selective
detection,
enzymatic
reactions.
The
strong
metal–metal
metal–carbon
with
metal–heteroatom
(i.e.,
N,
S,
P,
B,
O)
bonds
stabilize
optimize
electronic
structures
atoms
due
interfacial
interactions,
yielding
activities.
These
provide
models
understanding
fundamental
problems
multistep
This
review
summarizes
substrate
structure‐activity
relationship
different
active
sites
based
on
experimental
theoretical
data.
Additionally,
new
synthesis
procedures,
physicochemical
characterizations,
biomedical
discussed.
Finally,
remaining
challenges
developing
efficient
SMA/DMA/TMA/MMA‐based
presented.
Analytical Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 27, 2025
Early
and
portable
detection
of
pathogenic
bacteria
is
crucial
for
ensuring
food
safety,
monitoring
product
quality,
tracing
the
sources
bacterial
infections.
Moving
beyond
traditional
plate-culture
counting
methods,
analysis
active
components
offers
a
rapid
means
quantifying
bacteria.
Here,
metal-organic
framework
(MOF)-derived
NiCo-layered
double
hydroxide
nanosheets
(LDHs),
synthesized
via
Kirkendall
effect,
were
employed
as
highly
effective
oxidase
mimics
to
generate
reactive
oxygen
species
(ROS).
These
ROS
quickly
etched
gold
nanobipyramids
(Au
NBPs),
producing
vivid
multicolormetric
response.
Experimental
results
theoretical
calculations
indicated
that
exceptional
oxidase-like
activity
NiCo-LDHs
stemmed
from
presence
bimetallic
sites
vacancies
modulating
local
electronic
structure
LDHs.
Additionally,
β-galactosidase
(β-Gal),
biomarker
Escherichia
coli,
reacted
with
p-aminophenyl-β-d-galactopyranoside
(PAPG)
form
p-aminophenol
(PAP),
reducing
agent
which
consumes
ROS,
thereby
inhibiting
etching
Au
NBPs.
Furthermore,
three-dimensional
(3D)-printed
point-of-care
testing
(POCT)
shell
was
designed
device
visually
detect
β-Gal
E.
coli
in
conjugation
smartphones.
This
study
not
only
provides
novel
approach
rational
design
nanozymes
but
also
establishes
portably
visual
biosensing
platform
detecting
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 19, 2024
Abstract
High
entropy
materials
(HEMs)
compositing
of
at
least
five
elements
have
gained
widespread
attention
in
the
field
electrocatalysis
due
to
their
tunable
activities
and
high
stability.
These
intrinsic
properties
can
be
further
highlighted
when
size
HEMs
comes
nanoscale.
In
nanostructured
HEMs,
fascinating
including
large
composition
space,
multi‐element
synergy,
configuration
are
expected
endow
nano‐HEMs
with
excellent
catalytic
activity
stability,
thus
providing
greater
potential
for
design
advanced
electrocatalysts.
this
review,
differentiated
detail
dimensions
common
synthesis
methods
summarized.
Additionally,
from
perspective
complex
nanostructure‐performance
relationship,
applications
systems,
water‐splitting
(hydrogen
evolution
reaction
(HER),
oxygen
(OER)),
hydrogen
oxidation
(HOR),
reduction
(ORR),
carbon
dioxide
(CO
2
RR),
nitrogen
(NRR)
alcohol
(AOR)
discussed.
Finally,
main
challenges
faced
by
underscored.
This
review
is
provide
more
insights
into
understanding
developing
efficient
electrocatalytic
practical
applications.
Polymers for Advanced Technologies,
Journal Year:
2024,
Volume and Issue:
35(9)
Published: Sept. 1, 2024
Abstract
Graphene
quantum
dots
(GQDs),
owing
to
their
unique
optical,
electrical,
and
chemical
properties,
have
emerged
as
promising
nanomaterials
for
various
biomedical
applications.
This
review
provides
a
comprehensive
overview
of
the
latest
advancements
in
utilization
GQDs
tissue
engineering,
wound
healing,
drug
delivery
systems,
other
therapies.
The
inherent
properties
GQDs,
including
high
biocompatibility,
tunable
photoluminescence,
significant
surface
area,
make
them
ideal
candidates
enhancing
medical
treatments
diagnostics.
In
improve
mechanical
biological
performance
scaffolds,
promoting
cell
proliferation
differentiation.
For
enhance
antimicrobial
activity
facilitate
faster
regeneration.
Their
potential
DDS
is
highlighted
by
ability
deliver
therapeutic
agents
efficiently,
ensuring
targeted
controlled
release.
Additionally,
play
crucial
role
therapies,
particularly
cancer
treatment,
efficacy
reducing
side
effects.
While
offer
diagnostics,
challenges
such
understanding
long‐term
cytotoxicity
at
higher
concentrations,
need
standardized
synthesis
methods
remain
critical
areas
further
research.
also
discusses
future
directions
opportunities
emphasizing
transformative
advancing
modern
healthcare
solutions.
insights
presented
here
contribute
expanding
field
GQD
research,
highlighting
significantly
patient
outcomes
drive
innovations.
Nanoscale,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 1, 2025
Cancer
remains
a
global
health
challenge,
driving
the
need
for
advanced
treatments.
While
transition
metal
dichalcogenides
(TMDs)
show
promise
in
cancer
therapy,
their
stability
and
efficacy
require
improvement.
This
study
explores
TMD-based
composites
as
solution
to
enhance
therapeutic
potential.
review
begins
by
providing
an
overview
of
TMDs
emphasizing
preparation
techniques
fundamental
properties.
The
focus
is
then
shifted
categorizing
based
on
constituent
materials,
delving
into
various
types,
such
TMD-organic,
TMD-carbon,
TMD-metal
chalcogenide,
TMD-metal,
TMD-oxide
composites,
well
more
complex
ternary
multinary
systems.
We
further
explore
key
fabrication
strategies,
including
hydrothermal/solvothermal
methods
surface
deposition/coating
techniques.
Subsequently,
applications
treatment,
chemotherapy,
photothermal
phototherapy,
integrated
combination
therapies.
Finally,
critical
challenges
field
perspectives
potential
directions
future
research
are
presented.
Advanced Science,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 22, 2025
Abstract
Bacterial
keratitis
(BK)
is
a
type
of
corneal
inflammation
resulting
from
bacterial
infection
in
the
eye.
Although
nanozymes
have
been
explored
as
promising
materials
wound
healing,
currently
available
lack
sufficient
catalytic
activity
and
ability
to
penetrate
biofilms,
limiting
their
efficacy
against
treatment
BK.
To
remedy
this,
ZnFe
layered
double
hydroxide
(ZnFe‐LDH)
nanosheets
are
loaded
with
Cu
single‐atom
(Cu‐SAzymes)
aminated
dextran
(Dex‐NH
2
),
formation
nanozyme
DT‐ZnFe‐LDH@Cu,
which
possesses
peroxidase
(POD)‐,
oxidase
(OXD)‐,
catalase
(CAT)‐like
activities.
This
enables
generate
reactive
oxygen
species
(ROS),
such
hydroxyl
radicals
(
•
OH),
superoxide
anion
radical
(O
•−
singlet
1
O
)
hydrogen
peroxide
(H
thereby
killing
bacteria
causing
infections.
The
surface
Dex‐NH
enabled
DT‐ZnFe‐LDH@Cu
biofilm
adsorb
onto
extracellular
polymeric
substances
(EPS)
produced
by
biofilm.
Additionally,
successfully
repaired
P.
aeruginosa
‐infected
injury
BK
rabbit
model
more
effectively
than
commercially
tobramycin
eye
drops.
was
enabled,
part,
reduce
promoting
polarization
pro‐inflammatory
macrophages
(M1)
anti‐inflammatory
(M2)
decrease
expression
α‐smooth
muscle
actin
(α‐SMA)
promote
healing
without
scar
formation.
study
provides
an
innovative
concept
for
holds
great
scientific
value
clinical
application
potential.
