Looking beneath the surface: Melanin-like nanoscaled polydopamine coating for “green” hair dyeing
Progress in Organic Coatings,
Год журнала:
2025,
Номер
201, С. 109112 - 109112
Опубликована: Фев. 5, 2025
Язык: Английский
Deep co-deposition of polydopamine in PVDF hydrogel to enhance photothermal evaporation efficiency
Nanoscale Advances,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 1, 2025
This
study
introduces
a
deep
co-deposition
method
to
enhance
polydopamine
(PDA)
photo-thermal
efficiency
by
incorporating
PDA
within
membrane
internals,
increasing
loading
and
improving
absorbance,
thereby
elevating
evaporation
rate
efficiency.
Язык: Английский
A novel polydopamine-loaded copper sulfide (CuS@PDA) for activating H2O2 to eliminate tetracycline via 1O2 dominated oxidation pathway
Journal of Water Process Engineering,
Год журнала:
2025,
Номер
71, С. 107223 - 107223
Опубликована: Фев. 11, 2025
Язык: Английский
Construction of a CuO2@PDA Nanozyme with Switchable Dual Enzyme-Mimic Activities for Colorimetric Sensing of Catechol and Hydroquinone
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 25, 2025
The
development
of
metal-based
redox
nanozymes
represents
a
new
frontier
in
pollutant
sensing.
In
this
field,
designing
highly
active
and
precisely
regulating
their
enzymatic
activity
are
key
challenges.
work,
we
report
the
construction
copper
peroxide@polydopamine
(CuO2@PDA)
nanozyme
with
dual
enzyme-like
activity,
mimicking
centers
laccase
peroxidase.
Here,
CuO2
acts
as
catalytic
center,
while
PDA
serves
carrier
to
prevent
aggregation
promotes
conversion
CuII/CuI
sites
via
reduction
effect
its
surface
catechol
groups
complete
cycle.
As
expected,
obtained
CuO2@PDA
exhibits
significant
laccase-
peroxidase-mimetic
activities.
Moreover,
can
be
systematically
switched
by
adjusting
pH
temperature.
Specifically,
dominates
near
neutral
pH,
decomposition
into
Cu
ions
H2O2
at
acidic
triggers
peroxidase
activity.
Similarly,
temperature-dependent
prevailing
low
temperatures
high
temperatures.
According
performance
XPS
results,
possible
mechanism
has
been
proposed.
Then,
based
on
pH-dependent
CuO2@PDA,
constructed
detection
system
for
isomers
organic
pollutants,
(CC)
hydroquinone
(HQ).
laccase-like
enables
direct
oxidation
CC
yellow
o-benzoquinone,
HQ
discolors
preoxidized
substrate
generated
peroxidase-like
CuO2@PDA.
selective
sensing
sensitivity
was
achieved
real
water
samples.
This
approach
guide
design
multienzymatic
unveil
potential
uses
environmental
discrimination.
Язык: Английский
Dopamine-assisted functionalized cuprous oxide induced high biocompatibility and antibacterial polyethylene fibers
Composites Part A Applied Science and Manufacturing,
Год журнала:
2025,
Номер
194, С. 108947 - 108947
Опубликована: Апрель 14, 2025
Язык: Английский
Recent Progress in Cellulose-Based Conductive Hydrogels
Polymers,
Год журнала:
2025,
Номер
17(8), С. 1089 - 1089
Опубликована: Апрель 17, 2025
Cellulose,
a
widely
abundant
natural
polymer,
is
well
recognized
for
its
remarkable
properties,
such
as
biocompatibility,
degradability,
and
mechanical
strength.
Conductive
hydrogels,
with
their
unique
ability
to
conduct
electricity,
have
attracted
significant
attention
in
various
fields.
The
combination
of
cellulose
conductive
hydrogels
has
led
the
emergence
cellulose-based
which
show
great
potential
flexible
electronics,
biomedicine,
energy
storage.
This
review
article
comprehensively
presents
latest
progress
hydrogels.
Firstly,
it
provides
an
in-depth
overview
cellulose,
covering
aspects
like
structure,
diverse
sources,
classification.
emphasizes
cellulose’s
role
renewable
versatile
material.
development
applications
different
forms
including
delignified
wood,
bacterial
nanocellulose,
modified
are
elaborated.
Subsequently,
introduced,
focus
on
network
structures,
single-network,
interpenetrating
network,
semi-interpenetrating
network.
construction
then
discussed
detail.
includes
forms,
classified
into
electronic
ionic
key
performance
requirements,
cost-effectiveness,
property
regulation,
sensitive
response
environmental
stimuli,
self-healing
ability,
stable
conductivity,
multifunctionality.
multiple
areas
also
presented.
In
wearable
sensors,
they
can
effectively
monitor
human
physiological
signals
real
time.
intelligent
contribute
wound
healing,
tissue
engineering,
nerve
regeneration.
supercapacitors,
offer
green
sustainable
gel
electrolytes
conventional
batteries,
help
address
critical
issues
lithium
dendrite
growth.
Despite
progress,
there
still
challenges
overcome.
These
include
enhancing
multifunctionality
intelligence
strengthening
connection
artificial
intelligence,
achieving
simple,
green,
large-scale
industrial
production.
Future
research
directions
should
center
around
exploring
new
synthesis
methods,
optimizing
material
expanding
emerging
fields,
aiming
promote
widespread
commercialization
these
materials.
Язык: Английский
Metal-polydopamine coordinated coatings on titanium surface: enhancing corrosion resistance and biological property
RSC Advances,
Год журнала:
2025,
Номер
15(17), С. 13603 - 13617
Опубликована: Янв. 1, 2025
Schematic
diagram
of
the
preparation
process
polydopamine-metal
ion
coating
and
functional
verification
coating.
Язык: Английский