Laser-induced
graphene
(LIG)
has
been
extensively
explored
for
various
applications
due
to
its
low
cost,
simple
preparation,
and
excellent
physical
chemical
properties.
Compared
non-degradable
polymers
such
as
polyamide
(PI),
bio-based
precursors
offer
immense
advantages
more
sustainable
development.
In
this
study,
folate
was
innovatively
proposed
the
precursor
high-quality
LIG
synthesis,
which
further
used
development
of
strain
sensors
electrochemical
catalysis.
The
folate-based
sensor
demonstrated
a
broad
operating
range
(0–12%),
high
sensitivity
(with
gauge
factor
up
361),
exceptional
stability,
reliability
(exhibiting
consistent
response
over
10,000
repeated
stretching
cycles).
Moreover,
it
exhibited
precise
detection
capabilities
subtle
deformations
induced
by
human
respiration,
speech,
swallowing,
pulse
beating,
joint
movements.
terms
catalysis,
remarkable
enhancement
in
increasing
degradation
rate
pollutants
like
Rhodamine
B
through
electro-Fenton
process.
findings
study
suggest
that
derived
from
processes
shows
huge
promise
medical
monitoring,
micromotion
recognition,
water
pollutant
remediation.
Small Methods,
Journal Year:
2024,
Volume and Issue:
8(11)
Published: April 10, 2024
Abstract
The
rising
global
population
and
improved
living
standards
have
led
to
an
alarming
increase
in
non‐communicable
diseases,
notably
cardiovascular
chronic
respiratory
posing
a
severe
threat
human
health.
Wearable
sensing
devices,
utilizing
micro‐sensing
technology
for
real‐time
monitoring,
emerged
as
promising
tools
disease
prevention.
Among
various
platforms,
graphene‐based
sensors
shown
exceptional
performance
the
field
of
micro‐sensing.
Laser‐induced
graphene
(LIG)
technology,
cost‐effective
facile
method
preparation,
has
gained
particular
attention.
By
converting
polymer
films
directly
into
patterned
materials
at
ambient
temperature
pressure,
LIG
offers
convenient
environmentally
friendly
alternative
traditional
methods,
opening
up
innovative
possibilities
electronic
device
fabrication.
Integrating
LIG‐based
health
monitoring
systems
holds
potential
revolutionize
management.
To
commemorate
tenth
anniversary
discovery
LIG,
this
work
provides
comprehensive
overview
LIG's
evolution
progress
sensors.
Delving
diverse
mechanisms
sensors,
recent
research
advances
domain
are
explored.
Furthermore,
opportunities
challenges
associated
with
briefly
discussed.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Feb. 23, 2024
Abstract
In
this
article,
the
formation
of
laser-induced
graphene
on
two
natural
polymers,
cellulose,
and
lignin,
as
precursors
was
investigated
with
molecular
dynamics
simulations
some
experiments.
These
eco-friendly
polymers
provide
significant
industrial
advantages
due
to
their
low
cost,
biodegradability,
recyclable
aspects.
It
discovered
during
simulation
that
LIG
has
numerous
defects
a
porous
structure.
Carbon
monoxide,
H
2
,
water
vapor
are
gases
released
by
cellulose
lignin
substrates.
O
CO
when
polymer
transforms
into
an
amorphous
Later
on,
structure
changes
ordered
graphitic
structure,
is
continuously.
Since
monomer
higher
mass
proportion
oxygen
(49%)
than
(29%),
it
emits
more
CO.
The
contains
many
5-
7-carbon
rings,
which
cause
have
bends
undulations
go
out
plane.
addition,
verify
results
experimental
tests,
we
used
carbon
dioxide
laser
transform
filter
paper,
material,
coconut
shell,
graphene.
Surprisingly,
empirical
experiments
confirmed
results.
Advanced Materials Technologies,
Journal Year:
2024,
Volume and Issue:
9(16)
Published: May 16, 2024
Abstract
Extensive
research
into
green
technologies
is
driven
by
the
worldwide
push
for
eco‐friendly
materials
and
energy
solutions.
The
focus
on
synergies
that
prioritize
sustainability
environmental
benefits.
This
study
explores
potential
of
abundant,
non‐toxic,
sustainable
resources
such
as
paper,
lignin‐enriched
cork
producing
laser‐induced
graphene
(LIG)
supercapacitor
electrodes
with
improved
capacitance.
A
single‐step
methodology
using
a
CO
2
laser
system
developed
fabricating
these
under
ambient
conditions,
providing
an
environmentally
friendly
alternative
to
conventional
carbon
sources.
resulting
micro‐supercapacitors
(MSCs)
achieve
impressive
areal
capacitance
(≈7–10
mF
cm
−2
)
power
densities
(≈4
μW
‐2
≈0.77
µWh
at
0.01
mA
).
Stability
tests
conducted
over
5000
charge–discharge
cycles
demonstrate
retention
≈80–85%,
highlighting
device
durability.
These
LIG‐based
devices
offer
versatility,
allowing
voltage
output
adjustment
through
stacked
sandwich
MSCs
configurations
(parallel
or
series),
suitable
various
large‐scale
applications.
demonstrates
it
possible
create
high‐quality
storage
based
biodegradable
materials.
development
can
lead
progress
in
renewable
off‐grid
technology,
well
reduction
electronic
waste.
