Advanced Energy Materials,
Год журнала:
2023,
Номер
13(19)
Опубликована: Март 31, 2023
Abstract
The
ocean,
as
one
of
the
most
important
areas
for
human
production
and
living,
plays
a
vital
role
in
transportation,
food
production,
energy
supply.
However,
it
is
greatly
desired
to
develop
relevant
advanced
technologies
achieve
efficient
safe
ocean
exploitation
utilization.
triboelectric
nanogenerator
(TENG),
which
can
transform
mechanical
motion
into
electric
harvesting
related
obtain
corresponding
characteristics
by
electronic
signal,
significant
choice
marine
exploitation.
According
application
field,
TENG
based
researches
be
divided
three
kinds
researching
directions,
contain
situ
harvesting,
self‐powered
monitoring,
electrochemical
technologies.
latest
representative
research
works,
are
on
technology
exploitation,
classified
detail
summarized
comprehensively
this
review.
More
importantly,
specific
prospects
discussed
promote
future
research.
Engineering,
Год журнала:
2023,
Номер
33, С. 204 - 224
Опубликована: Сен. 19, 2023
Blue
energy,
which
includes
rainfall,
tidal
current,
wave,
and
water-flow
is
a
promising
renewable
resource,
although
its
exploitation
limited
by
current
technologies
thus
remains
low.
This
form
of
energy
mainly
harvested
electromagnetic
generators
(EMGs),
generate
electricity
via
Lorenz
force-driven
electron
flows.
Triboelectric
nanogenerators
(TENGs)
TENG
networks
exhibit
superiority
over
EMGs
in
low-frequency
high-entropy
harvesting
as
new
approach
for
blue
harvesting.
A
produces
electrical
outputs
adopting
the
mechanism
Maxwell's
displacement
current.
To
date,
series
research
efforts
have
been
made
to
optimize
structure
performance
TENGs
effective
marine
environmental
applications.
Despite
great
progress
that
has
achieved
use
this
context
so
far,
continuous
exploration
required
conversion,
device
durability,
power
management,
review
reports
on
advances
monitoring.
It
introduces
theoretical
foundations
discusses
advanced
prototypes
harvesting,
including
structures
function
freestanding
contact-separation
modes.
Performance
enhancement
strategies
intended
are
also
summarized.
Finally,
applications
based
discussed.
Advanced Energy Materials,
Год журнала:
2023,
Номер
13(47)
Опубликована: Ноя. 1, 2023
Abstract
With
the
rapid
development
of
Internet
Things
(IoTs),
numerous
distributed
wide‐area
low‐power
electronic
devices
have
been
utilized
in
various
fields,
such
as
wireless
monitoring
sensors
and
wearable
electronics.
Due
to
dispersion
mobility
microelectronic
devices,
their
energy
supply
faces
serious
challenges.
The
inconvenience
non‐environmental
friendliness
using
traditional
centralized
low
entropy
chemical
batteries
power
are
becoming
increasingly
prominent.
Environmental
harvesting
technology
with
high
characteristics
is
considered
an
effective
solution
for
devices.
This
paper
comprehensively
reviews
recent
progress
technologies
based
on
signal
sensing.
First,
state‐of‐the‐art
micro‐power
humans,
animals,
environment
introduced.
Secondly,
available
micro‐energy
sources
environmentare
elaborated
summarized.
Then,
principles
ambient
microenergy
different
mechanisms
classified,
summarized,
analyzed.
In
addition,
this
work
summarizes
applications
self‐powered
micro‐electronics
11
including
human,
animal,
environment.
Finally,
research
challenges,
technical
difficulties,
gaps
microelectronics
discussed
Abstract
Biomass‐based
hydrogels
have
attracted
great
attention
in
flexible
and
sustainable
self‐powered
power
sources
but
struggled
to
fabricate
a
green,
high‐efficiency,
low‐cost
manner.
Herein,
novel
facile
alkali‐polyphenol
synergetic
self‐catalysis
system
is
originally
employed
for
the
fast
gelation
of
self‐healable
self‐adhesive
lignin‐based
conductive
hydrogels,
which
can
be
regarded
as
hydrogel
electrodes
triboelectric
nanogenerators
(TENGs).
This
synergy
self‐catalytic
comprises
aqueous
alkali
polyphenol‐containing
lignin,
alkali‐activated
ammonium
persulfate
(APS)
significantly
accelerates
generation
radicals
initiates
polymerization
monomers,
while
polyphenol
acts
stabilizer
avoid
bursting
from
inherent
radical
scavenging
ability.
Furthermore,
multiple
hydrogen
bonds
between
lignin
biopolymers
polyacrylamide
(PAM)
chains
impart
with
exceptional
adhesiveness
self‐healing
properties.
Intriguingly,
alkaline
conditions
not
only
contribute
solubility
also
superior
ionic
conductivity
that
applicable
TENG
energy‐saving
stair
light
strips,
holds
promise
industrial
applications
soft
electronics.
Journal of Materials Chemistry A,
Год журнала:
2023,
Номер
11(47), С. 25875 - 25886
Опубликована: Янв. 1, 2023
Plant
polyphenols
are
a
type
of
natural
substance
widely
present
in
plants,
which
can
form
three-dimensional
metal-phenolic
networks
(MPNs)
via
chelation
with
metal
ions,
thereby
enabling
the
construction
functional
material
coatings.
