Journal of Sound and Vibration,
Год журнала:
2024,
Номер
580, С. 118388 - 118388
Опубликована: Март 13, 2024
In
this
contribution,
a
variationally
consistent
novel
Elishakoff
beam
theory
considering
long-range
interactions
has
been
developed,
which
succeeds
in
emulating
the
dynamic
behavior
of
CNTs
with
both
(5,5)
and
(10,10)
armchairs,
something
that
not
attained
previously.
This
is
based
on
modification
Timoshenko
one,
taken
here
for
first
time
as
basis
two
finite
element
implementations,
their
equations
motion
written
either
coupled
set
terms
displacement
rotation
(reducible
formulation)
or
single
equation
only
(irreducible
formulation).
Both
stability
accuracy
analyses
are
performed,
concluding
irreducible
form
allows
longer
steps,
while
providing
appropriate
throughout
whole
wavenumber
range.
Case Studies in Construction Materials,
Год журнала:
2023,
Номер
19, С. e02653 - e02653
Опубликована: Ноя. 5, 2023
Concrete,
foundational
in
modern
construction,
grapples
with
environmental
concerns
and
performance
limitations.
Responding
to
this,
this
review
unravels
the
potential
of
graphene-infused
concrete.
The
techniques
integrating
graphene
into
concrete,
targeting
discovery
groundbreaking
construction
materials
were
systematically
probe.
Some
studies
highlight
remarkable
improvements:
adding
0.03%
oxide
(GO)
bolstered
concrete's
flexural
strength
by
over
40%,
a
concentration
0.05%
GO
optimized
roughly
35%.
Impressively,
some
showcased
an
elevation
up
79.5%
strength.
Notably,
incorporating
just
0.01-0.1%
weight
can
amplify
compressive
strength,
elastic
modulus
100%.
Parallelly,
footprints
graphene's
synthesis
its
fusion
illuminating
prospects
for
significant
carbon
emission
curtailments
enhanced
sustainability
scrutinized.
On
economic
front,
while
concrete
currently
costs
5-10
times
more
than
conventional
counterpart,
superior
attributes
suggest
promising
long-term
cost
benefits.
Conclusively,
findings
spotlight
graphene-augmented
as
pivotal
sustainable,
economically
sound,
high-caliber
future.
Chemical Reviews,
Год журнала:
2024,
Номер
124(22), С. 12738 - 12843
Опубликована: Ноя. 5, 2024
The
quest
to
imbue
machines
with
intelligence
akin
that
of
humans,
through
the
development
adaptable
neuromorphic
devices
and
creation
artificial
neural
systems,
has
long
stood
as
a
pivotal
goal
in
both
scientific
inquiry
industrial
advancement.
Recent
advancements
flexible
electronics
primarily
rely
on
nanomaterials
polymers
owing
their
inherent
uniformity,
superior
mechanical
electrical
capabilities,
versatile
functionalities.
However,
this
field
is
still
its
nascent
stage,
necessitating
continuous
efforts
materials
innovation
device/system
design.
Therefore,
it
imperative
conduct
an
extensive
comprehensive
analysis
summarize
current
progress.
This
review
highlights
applications
neuromorphics,
involving
inorganic
(zero-/one-/two-dimensional,
heterostructure),
carbon-based
such
carbon
nanotubes
(CNTs)
graphene,
polymers.
Additionally,
comparison
summary
structural
compositions,
design
strategies,
key
performance,
significant
these
are
provided.
Furthermore,
challenges
future
directions
pertaining
materials/devices/systems
associated
neuromorphics
also
addressed.
aim
shed
light
rapidly
growing
attract
experts
from
diverse
disciplines
(e.g.,
electronics,
science,
neurobiology),
foster
further
for
accelerated
development.
Abstract
High‐performance
flexible
and
transparent
chemical
sensors
are
key
to
achieving
wearable
electronics.
Graphene
with
high
transmittance
electrical
properties
is
a
suitable
material
for
sensors.
However,
graphene
has
low
detectivity
substances.
Here,
we
report
hybrid
fabricated
by
introducing
highly
flat
smooth
metal–organic
framework
(MOF)
on
graphene.
The
functionalized
MOF
SiO
2
/Si
wafer
exhibit
22
times
higher
sensitivity
of
6.07
μA
ppm
−1
in
detecting
ethanol
than
that
pristine
transistors
0.28
detection
limit
1
ppm.
Furthermore,
7
×
sensor
array
exhibits
great
driving
stability
after
the
bending
cycles
10
5
at
radius
1.0
mm
shows
0.11
.
Our
findings
demonstrate
an
efficient
way
improve
sensing
ability
application
image
Advances in Physics X,
Год журнала:
2025,
Номер
10(1)
Опубликована: Янв. 15, 2025
The
COVID-19
pandemic
has
ignited
a
search
for
innovative
solutions
to
tackle
viral
transmission
and
ensure
early
detection.
Graphene
its
derivatives
have
emerged
as
promising
materials
in
this
fight,
showcasing
impressive
potential
across
diverse
range
of
applications.
From
frontline
defenses
like
antiviral
PPE
with
enhanced
filtration
breathability
microscopic
detective
work
via
highly
sensitive
FET
biosensors,
graphene
offers
multifaceted
attack
on
the
SARS-CoV-2
virus.
Its
impact
extends
beyond
diagnostics,
empowering
energy
storage
disinfection
technologies
while
revolutionizing
drug
delivery
air
purification
through
virus-capturing
filters.
Antiviral
coatings
vigilant
nano-sensors
further
bolster
arsenal,
offering
comprehensive
protection
at
surface
levels.
Moreover,
graphene-based
masks,
their
reduce
pollution
exposure,
may
even
offer
an
additional
layer
against
polluted
areas.
In
summary,
emerges
versatile
guardian
COVID-19,
poised
revolutionize
fight
beyond.
applications,
coupled
ongoing
research,
paint
compelling
picture
future
where
one
atom
time,
rewrites
narrative
defense.
Journal of Polymer Science,
Год журнала:
2022,
Номер
60(15), С. 2239 - 2261
Опубликована: Июнь 14, 2022
Graphene
aerogels
with
unique
properties,
such
as
ultralow
density,
super-elasticity,
high
specific
surface
area,
and
excellent
thermal
stability,
have
undergone
great
progress
in
the
past
decades.
Especially,
super-elastic
graphene
provide
a
highly
attention-catching
platform
for
developing
advanced
energy
devices,
pressure
sensors,
contaminates
adsorbents,
electromagnetic
wave
shielding
absorption
materials,
so
forth.
In
this
review,
we
begin
introduction
discussion
of
various
fabrication
techniques
compare
their
advantages
disadvantages,
focusing
on
template-free
assembly
process
template-assisted
process.
Then,
summarize
factors
influencing
compressibility
elasticity
aerogels,
including
intrinsic
properties
building
blocks,
constituent
structure
design,
wide
applications.
At
end,
discuss
current
challenges
future
prospects
field.
