Polymers for Advanced Technologies,
Год журнала:
2025,
Номер
36(4)
Опубликована: Апрель 1, 2025
ABSTRACT
The
growing
demand
for
self‐powered
wearable
electronic
devices
in
healthcare,
fitness,
and
entertainment
has
driven
significant
advancements
energy
harvesting
technologies.
This
review
explores
the
latest
progress
mechanisms
that
enable
sustainable
autonomous
devices,
with
a
particular
emphasis
on
role
of
polymers
their
development.
Polymers
offer
unique
combination
mechanical
flexibility,
biocompatibility,
lightweight
properties,
making
them
ideal
applications.
systematically
categorizes
major
technologies
into
three
primary
mechanisms:
thermoelectric
generators
(TEGs),
piezoelectric
harvesters
(PEHs),
triboelectric
nanogenerators
(TENGs).
Each
section
provides
an
in‐depth
discussion
working
principles,
material
innovations,
fabrication
techniques,
applications
these
systems.
Beyond
fundamental
mechanisms,
discusses
hybrid
systems
integrate
multiple
sources
to
maximize
power
generation
ensure
continuous
device
operation.
storage
technologies,
such
as
flexible
supercapacitors
micro‐batteries,
is
also
highlighted
address
intermittency
challenges
ambient
sources.
Despite
progress,
remain
improving
conversion
efficiency,
enhancing
durability,
optimizing
system
integration
real‐world
identifies
key
research
directions
overcoming
challenges,
including
advanced
materials
engineering,
miniaturization
artificial
intelligence‐driven
management
strategies.
findings
presented
this
provide
valuable
insights
development
next‐generation
paving
way
efficient
electronics
seamlessly
daily
life.
Advanced Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 31, 2025
Abstract
Metal‐organic
frameworks
(MOFs)
are
highly
versatile
materials
with
tunable
chemical
and
structural
properties,
making
them
promising
for
triboelectric
nanogenerators
(TENGs)
electrocatalysis.
However,
achieving
precise
control
over
MOF
coordination
structures
to
optimize
facet‐dependent
properties
remains
challenging.
Here,
a
facile
scalable
dual‐solvent
synthesis
strategy
is
presented
fabricate
dendrite
Co‐2‐methylimidazole
(ZIF‐67‐D),
enabling
tailored
preferred
facet
environments.
Using
density
functional
theory
(DFT)
calculations
synchrotron‐based
X‐ray
absorption
spectroscopy,
it
demonstrated
that
ZIF‐67‐D,
enriched
(112)
facets,
features
reduced
Co
number
enhanced
electron‐donating
ability
compared
the
conventionally
(011)
facet‐dominated
rhombic
dodecahedron
ZIF‐67
(ZIF‐67‐R).
This
engineering
boosts
TENG
charge
by
2.4‐fold,
OER
current
9.9‐fold
(@1.65
V),
HER
1.9‐fold
(@‐0.3
V).
The
(112)/(011)
ratio
can
be
also
tuned
precisely
alter
output.
Moreover,
optimized
ZIF‐67‐D
shows
excellent
stability,
maintaining
electrolyzer
performance
72
h
devices
even
in
high
humidity.
Consequently,
ZIF‐67‐D‐based
(D‐TENG)
exhibit
robust
energy
generation
power
ZIF‐67‐D||ZIF‐67‐D
electrolyzers
continuous
hydrogen
(H
2
)
production.
These
findings
introduce
new
paradigm
converting
mechanical
into
sustainable
energy,
offering
insights
high‐performance
harvesting
systems.
Advanced Science,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 11, 2025
Abstract
The
growing
scarcity
of
freshwater,
driven
by
climate
change
and
pollution,
necessitates
the
development
efficient
sustainable
desalination
technologies.
Solar‐powered
interfacial
water
evaporation
has
emerged
as
a
promising
solution;
however,
its
practical
implementation
is
hindered
limited
availability
stable
photothermal
materials.
Herein,
bandgap
engineering
strategy
via
linker
modification
to
enhance
conversion
capability
metal‐organic
frameworks
(MOFs)
reported
toward
solar‐driven
desalination.
By
systematically
introducing
functional
groups
with
varying
electron‐donating
electron‐withdrawing
abilities,
energy
UiO–66–X
(X
=
─F,
─H,
─OH,
─NH
2
,
─(NH
)
finely
tuned.
Density
theory
(DFT)
calculations
femtosecond
transient
absorption
(fs–TA)
spectroscopy
reveal
that
stronger
narrow
MOFs,
thereby
improving
their
efficiency.
optimized
UiO–66–(NH
material
reaches
peak
surface
temperature
58.7
°C
when
exposed
simulated
sunlight
at
≈1
kW·m
−2
efficiency
86.50%
an
rate
2.34
kg·m
·h
−1
97.40%.
This
study
presents
novel
approach
for
fine‐tuning
in
materials,
offering
pathway
advanced
solar
technologies
address
global
crisis.
