Advanced Materials,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 11, 2024
Biomolecule
isolation
is
a
crucial
process
in
diverse
biomedical
and
biochemical
applications,
including
diagnostics,
therapeutics,
research,
manufacturing.
Recently,
MXenes,
novel
class
of
two-dimensional
nanomaterials,
have
emerged
as
promising
adsorbents
for
this
purpose
due
to
their
unique
physicochemical
properties.
These
biocompatible
antibacterial
nanomaterials
feature
high
aspect
ratio,
excellent
conductivity,
versatile
surface
chemistry.
This
timely
review
explores
the
potential
MXenes
isolating
wide
range
biomolecules,
such
proteins,
nucleic
acids,
small
molecules,
while
highlighting
key
future
research
trends
innovative
applications
poised
transform
field.
provides
an
in-depth
discussion
various
synthesis
methods
functionalization
techniques
that
enhance
specificity
efficiency
biomolecule
isolation.
In
addition,
mechanisms
by
which
interact
with
biomolecules
are
elucidated,
offering
insights
into
selective
adsorption
customized
separation
capabilities.
also
addresses
recent
advancements,
identifies
existing
challenges,
examines
emerging
may
drive
next
wave
innovation
rapidly
evolving
area.
With
the
rapid
advancement
of
electronic
technology,
demand
for
wearable
and
portable
devices
has
significantly
increased.
MXene-based
multifunctional
textiles
have
attracted
extensive
attention
from
researchers
due
to
their
unique
various
functionalities,
while
poor
oxidation
structure
stability
limit
applications.
In
this
study,
a
novel
MXene/tannic
acid-modified
cellulose
nanofibers
(TACNF)-based
textile
was
prepared
by
screen-printing
post
treatment.
The
abundant
phenolic
hydroxyl
groups
in
TA
effectively
protect
MXene
nanosheets
oxidation.
subsequent
ZnCl2
cross-linking
treatment
leads
metal
coordination
between
Zn
ions
molecules,
which
further
improves
composite
coating
endows
functional
with
enhanced
antimicrobial
activity
against
Escherichia
coli
Staphylococcus
aureus.
rationally
designed
electrically
conductive
demonstrates
decent
sensing
ability
toward
tiny
large
human
motions,
its
exceptional
photo-/electro-thermal
conversion
also
enables
promising
potential
applications
thermal
therapy
heat
sterilization.
This
study
provides
new
insights
design
fabrication
smart
healthcare
textiles.
The Journal of Physical Chemistry Letters,
Journal Year:
2024,
Volume and Issue:
15(34), P. 8667 - 8675
Published: Aug. 19, 2024
Emerging
optoelectronic
memristive
devices
with
high
parallelism
and
low-power
consumption
have
made
neuromorphic
computing
hardware
a
tangible
reality.
The
coordination
of
conductivity
regulation
through
both
electrical
light
signals
is
pivotal
for
advancing
the
development
synaptic
memristors
brainlike
functionalities.
Here,
an
artificial
visual
synapse
presented
Ti3C2
MXene
memristor
which
demonstrates
not
only
nonvolatile
memory
effect
(Set/Reset:
0.58/–0.55
V;
Retention:
>103
s)
sustained
multistage
conductivity,
but
also
facile
modulation
electrical-
light-stimulated
behaviors.
By
adjusting
stimulus
parameters,
enables
realization
biosynaptic
excitatory
postsynaptic
current,
stable
long-term
facilitation/depression,
paired
pulse
facilitation,
spiking-timing-dependent
plasticity,
experiential
learning.
Particularly,
benefiting
from
distinguishable
photoconductive
effects
multiple
near-infrared
intensities
(7–13
mW/cm2),
potential
applications
in
nociceptive
perception
("threshold",
"noadaption",
"relaxation")
imaging
(e.g.,
"Superman"
cartoon
character)
infrared
environments
are
well
achieved
such
memristors.
These
results
hold
significant
implications
future
advancement
integrated
sensing,
memory,
nociception,
systems.
Sensors,
Journal Year:
2024,
Volume and Issue:
24(13), P. 4092 - 4092
Published: June 24, 2024
In
recent
years,
advancements
in
the
Internet
of
Things
(IoT),
manufacturing
processes,
and
material
synthesis
technologies
have
positioned
flexible
sensors
as
critical
components
wearable
devices.
These
developments
are
propelling
based
on
towards
higher
intelligence,
convenience,
superior
performance,
biocompatibility.
Recently,
two-dimensional
nanomaterials
known
MXenes
garnered
extensive
attention
due
to
their
excellent
mechanical
properties,
outstanding
electrical
conductivity,
large
specific
surface
area,
abundant
functional
groups.
notable
attributes
confer
significant
potential
for
applications
strain
sensing,
pressure
measurement,
gas
detection,
etc.
Furthermore,
polymer
substrates
such
polydimethylsiloxane
(PDMS),
polyurethane
(PU),
thermoplastic
(TPU)
extensively
utilized
support
materials
MXene
its
composites
light
weight,
flexibility,
ease
processing,
thereby
enhancing
overall
performance
wearability
sensors.
This
paper
reviews
latest
within
domains
sensors,
We
present
numerous
case
studies
composite
material-based
discuss
optimization
structures
offering
strategies
methods
enhance
development
Finally,
we
summarize
current
progress
project
future
trends
analyses.
Biosensors,
Journal Year:
2024,
Volume and Issue:
14(12), P. 635 - 635
Published: Dec. 20, 2024
NO2
is
a
toxic
gas
that
can
damage
the
lungs
with
prolonged
exposure
and
contribute
to
health
conditions,
such
as
asthma
in
children.
Detecting
therefore
crucial
for
maintaining
healthy
environment.
Carbon
nanotubes
(CNTs)
are
promising
materials
sensors
due
their
excellent
electronic
properties
high
adsorption
energy
molecules.
However,
conventional
CNT-based
face
challenges,
including
low
responses
at
room
temperature
(RT)
slow
recovery
times.
This
study
introduces
memristor-based
sensor
comprising
CNT/ZnO/ITO
decorated
an
N-[3-(trimethoxysilyl)propyl]
ethylene
diamine
(en-APTAS)
membrane
enhance
room-temperature-sensing
performance.
The
amine
groups
en-APTAS
increase
sites
boost
charge
transfer
interactions
between
CNT
surface.
modification
improves
sensor’s
response
by
60%
20
ppm
compared
undecorated
counterpart.
of
slows
process.
To
overcome
this,
pulse-recovery
method
was
implemented,
applying
−2.5
V
pulse
1
ms
width,
enabling
return
its
baseline
within
ms.
These
findings
highlight
effectiveness
decoration
techniques
improving
sensitivity,
response,
sensors.
