Molecules,
Год журнала:
2024,
Номер
29(23), С. 5716 - 5716
Опубликована: Дек. 3, 2024
In
recent
years,
the
advent
of
smart
era
has
confronted
a
novel
"energy
crisis"-the
challenge
distributed
energy
provision,
necessitating
an
imperative
for
clean
development.
Encompassing
71%
Earth's
surface,
water
stands
as
predominant
conduit
transfer
on
our
planet,
effectively
harnessing
fraction
thereof
to
fulfill
global
demands.
Modern
hydropower
technology
primarily
harnesses
concentrated
low-entropy
energy.
However,
majority
natural
is
widely
dispersed
in
environment
high-entropy
energy,
encompassing
raindrop
stream
wave
evaporation
and
other
small-scale
forms
While
these
energies
are
readily
available,
their
collection
poses
significant
challenges.
Consequently,
researchers
initiated
investigations
into
harvesting
based
electrodynamic
effect,
triboelectric
volt
related
phenomena.
The
present
paper
provides
comprehensive
review
technologies,
underlying
mechanisms,
optimization
strategies,
diverse
applications.
current
bottlenecks
technologies
comprehensively
analyzed,
future
development
direction
prospectively
discussed,
thereby
providing
valuable
guidance
research
technology.
Advanced Energy Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Авг. 30, 2024
Abstract
This
perspective
provides
an
overview
of
the
state
research
and
innovation
in
areas
magnetocaloric
pyromagnetic
materials,
electrocaloric
pyroelectric
including
overlapping
sub‐areas
multicaloric
multipyro
materials
that
can
operate
simultaneously
under
application
magnetic
electric
fields.
These
are
critically
examined
for
their
potential
to
revolutionize
cooling,
heating,
energy‐harvesting
applications.
first
summarizes
state‐of‐the‐art
advancements
highlights
recent
significant
developments.
Then,
it
is
identified
discussed
prevailing
challenges
hindering
widespread
adoption
technologies
based
on
these
materials.
In
this
context,
after
consulting
with
members
caloric
pyro
communities,
a
technology
roadmap
outlined
guide
efforts
overcoming
current
barriers
applications,
goal
achieving
impactful
results
by
2040.
emphasizes
importance
focusing
under‐researched
novel
devices,
spaces,
paving
way
interdisciplinary
lead
reductions
carbon
dioxide
emissions.
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
16(43), С. 58029 - 58059
Опубликована: Окт. 16, 2024
Nowadays,
the
liquid–solid
triboelectric
nanogenerator
(L-S
TENG)
has
gained
much
attention
among
researchers
because
of
its
ability
to
be
a
part
self-powering
technology
by
harvesting
ultra-low-frequency
vibration
in
environment.
The
L-S
TENG
works
with
principle
contact
electrification
(CE)
and
electrostatic
induction,
which
CE
takes
place
between
solid
liquid.
exact
mechanism
behind
at
interface
is
still
debatable
topic
many
physical
parameters
both
liquid
layers
contribute
this
process.
In
device,
water
or
solvents
are
commonly
used
as
layers,
for
their
wettability
over
layer
plays
significant
role.
Hence,
review
extensively
focused
on
influence
surfaces
corresponding
impact
output
performance
TENGs.
present
starts
introducing
TENG,
that
contributes
interface,
significance
hydrophobic
materials/surfaces
devices,
fabrication
methods.
Further,
angle
electron/ion
transfer
various
been
analyzed.
Finally,
challenges
future
prospects
utilization
superhydrophobic
context
TENGs
have
included.
This
serves
foundation
research
aimed
optimizing
inspiring
new
approaches
material
design
multifunctional
energy-harvesting
systems.
Advanced Sustainable Systems,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 7, 2025
Abstract
The
triboelectric
nanogenerator
(TENG)
is
an
eminent
technology
and
has
become
a
promising
solution
for
the
existing
energy
crises.
Several
methods
are
investigated
to
enhance
TENG
output
performance.
Herein,
novel
pentaerythritol
(core)
dimethylol
butanoic
acid
(monomer)‐based
hyperbranched
polymer
of
second
generation
(HBP‐G2)
fabricated
by
facile
single‐step
polycondensation
technique.
Further,
different
weight
percentages
(5,
10,
15,
20
wt%)
HBP‐G2‐blended
polyvinylidene
fluoride
(PVDF)‐based
nanofibers
(NFs)
prepared
using
traditional
electrospinning
HBP‐G2
electrospun
NFs
characterized
scanning
electron
microscope
(SEM)/energy
dispersive
spectroscopy
(EDS),
Fourier‐transform
infrared
(FTIR),
X‐ray
diffraction
(XRD)light
emitting
diodes
studies.
effect
on
performance
PVDF
evaluated
in
terms
open
circuit
potential
(V
oc
)
short
current
(I
sc
aluminium
as
counter
electrode.
Among
all,
wt%
PVDF/HBP‐G2
shows
superior
V
241
(ten
times
neat
NF)
I
5.3
µA
(six
NF).
optimized
device
(PVDF/G2‐PA‐20)
exhibits
peak
power
density
0.17
Wm
−2
at
applied
load
resistance
100
MΩ.
Finally,
real‐time
feasibility
proposed
successfully
demonstrated
harvest
mechanical
such
operating
calculators
lightning
36
light
(LEDs)https://doi.org/10.1016/j.matpr.2023.02.087.
