ACS Sustainable Chemistry & Engineering,
Journal Year:
2024,
Volume and Issue:
12(2), P. 695 - 705
Published: Jan. 2, 2024
Distributed,
clean,
and
sustainable
energy
solutions
are
needed
to
power
sensor
networks
in
applications
such
as
the
Internet
of
Things,
digital
agriculture,
forests,
smart
homes,
etc.
Despite
exploring
various
harvesters,
their
outputs
achieved
thus
far
insufficient
for
driving
low-power
electronics
many
abovementioned
emerging
applications.
Herein,
we
present
a
textile-based
multisource
harvester,
which
can
generate
electricity
from
two
clean
sources,
namely,
triboelectric
nanogenerator
(TENG)
droplet-based
generator
(DEG).
The
materials
device
carefully
selected,
physical
properties
tuned
higher
output,
primarily
considering
following
criteria:
(i)
maximum
difference
electron
affinities,
(ii)
surface
texturization,
(iii)
hydrophobicity.
mimics
water-repellent
behavior
lotus
leaves
("lotus
effect")
achieve
highly
hydrophobic
textile
enhance
output
power.
optimized
TENG
part
generates
252
V
57.6
μA
during
contact
mode
mechanical
excitations
DEG
produces
high
voltage
current
113
67
waterdrops.
Finally,
real-life
application
presented
harvesters
is
demonstrated
by
designing
them
synthetic
plant,
harvesting
wind
rain
droplets
light-emitting
diodes.
Advanced Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 21, 2025
Abstract
New
types
of
metal–organic
framework
(MOF)
materials
have
great
potential
in
solving
the
current
global
dilemma
on
energy,
environment,
and
medical
care.
Herein,
based
two
kinds
biomolecule‐MOFs
(Bio‐MOFs)
with
favorable
biocompatibility
degradation‐reconstruction
characteristics,
we
established
a
self‐powered
muti‐functional
device
to
achieve
an
efficient
broad‐spectrum
environmental
energy
collection
biomedical
applications.
Combining
Zn(II)
carnosine‐based
Zn‐Car_MOF
possessing
high
piezoelectric
response
(
d
33
=
11.17
pm
V
−1
)
patterned
polydimethylsiloxane
(PDMS)
film,
tribo‐piezoelectric
hybrid
nanogenerator
(TPHG)
is
constructed
synergy
output
triboelectric
effects.
The
Zn‐Car_TPHG
demonstrates
performance
(131
at
100
kPa)
wide
range
pressure
(1
Pa–100
kPa),
applications
sensors.
To
expand
application
wearable
device,
conductive
hexagonal
prism
MOF
(Cu
3
(2,3,6,7,10,11‐hexahydroxytriphenylene)
2
(Cu‐HHTP))
synthesized
employed
load
thymol
(Thy).
Cooperating
Zn‐Car_TPHG,
resulting
Cu‐HHTP/Thy
can
ROS
(singlet
oxygen
1
O
hydroxyl
radical
(·OH))
generation
drug
synergistic
sterilization
effect
(efficiency
≥
98%).
In
word,
flexible
Bio‐MOFs
sustainable
environmentally
friendly,
fields
collection,
biosensors,
antibacterial.
RSC Advances,
Journal Year:
2024,
Volume and Issue:
14(14), P. 9445 - 9471
Published: Jan. 1, 2024
Microgels
have
gained
significant
importance
for
the
removal
of
pollutants
owing
to
their
stimulus-responsive
behavior,
high
stability,
and
reusable
capacity.
However,
despite
these
advantages,
several
hurdles
need
be
overcome
fully
maximize
potential
as
effective
adsorbents
eradicating
various
contaminants
from
environment,
such
metallic
cations,
organic
compounds,
anions,
harmful
gases,
dyes.
Therefore,
a
critical
review
on
adsorption
by
microgels
is
needed.
In
this
regard,
presents
latest
developments
in
adsorptive
properties
microgels.
The
synthetic
methods,
architectural
structures,
behavior
are
explained
detail.
addition,
explores
factors
that
directly
influence
microgels,
pH,
feed
composition,
content
pollutants,
comonomers,
agitation
time,
temperature,
microgel
dose,
nature
both
adsorbates
(pollutants)
(microgels),
medium,
ionic
strength.
Various
isotherms
also
explored
together
with
kinetic
aspects
process
provide
comprehensive
understanding.
Total Environment Research Themes,
Journal Year:
2022,
Volume and Issue:
1-2, P. 100002 - 100002
Published: June 1, 2022
The
expansion
of
the
e-waste
management
business
at
national
level
is
hampered
by
regulatory
laws
and
a
lack
knowledge
among
residents
in
most
countries.
Countries
all
around
globe
are
still
struggling
to
raise
public
awareness
take
effective
efforts
safeguard
natural
environment
from
fast
degradation.
An
electronic
device,
like
televisions,
cell
phones,
refrigerators,
has
finite
lifespan,
which
necessitates
their
replacement
on
frequent
basis,
resulting
e-waste.
Because
aforementioned
factors,
proper
must
clock.
E-waste
fastest
increasing
municipal
solid
trash,
with
global
production
20–50
million
tonnes
per
year.
Environmental
health
major
problem
when
it
comes
handling.
Workers
those
who
live
near
recycling
centre
underdeveloped
nations,
where
majority
informal
recyclable
recycled,
exposed
dangerous
substances
that
have
long-term
negative
impacts.
In
Africa,
India,
Ghana,
Nigeria
countries
such
common.
This
review
paper,
discussed
situation
provide
information
hazardous
materials
found
them
then
will
an
impact
environment.
Electrical
electrical
equipment
developed
developing
be
explored
way
relates
reusable
components
lead
development
circular
economy
using
increased
productivity.
current
state
industry
assessed
along
serious
damage
illegal
trade
address
challenges
associated
re-use
Applied Energy,
Journal Year:
2022,
Volume and Issue:
325, P. 119650 - 119650
Published: Aug. 17, 2022
This
work
investigates
the
performance
of
an
electromagnetic
vibration
harvester
for
two-dimensional
vibrations
with
variable
magnetic
stiffness
and
damping.
The
device
consists
a
free-to-move
cylindrical
structure
set
bearings
located
on
top
bottom,
couple
coils
bottom
finally
fixed
system
disk-shaped
magnets
placed
inside
ring
holder.
number
in
holder
can
be
varied
to
change
system.
is
characterized
experimentally
nine
different
configurations
magnets,
exploring
both
symmetric
asymmetric
designs.
Using
XY-shaker
vibrate
two
dimensions
frequencies
from
1
Hz
10
motion
amplitude
2
mm
axes,
maximum
power
27
mW
was
harvested.
occurs
device,
i.e.
stiffnesses
along
its
axis.
For
devices
lower
by
factor
two.
Finally,
varying
damping,
which
controlled
coil
dimensions,
further
increase
42
mW.
