Cell-derived nanomaterials for biomedical applications
Science and Technology of Advanced Materials,
Год журнала:
2024,
Номер
25(1)
Опубликована: Фев. 7, 2024
The
ever-growing
use
of
nature-derived
materials
creates
exciting
opportunities
for
novel
development
in
various
therapeutic
biomedical
applications.
Living
cells,
serving
as
the
foundation
nanoarchitectonics,
exhibit
remarkable
capabilities
that
enable
bioinspired
and
biomimetic
systems,
which
will
be
explored
this
review.
To
understand
development,
we
first
revisited
anatomy
cells
to
explore
characteristics
building
blocks
life
is
relevant.
Interestingly,
animal
have
amazing
due
inherent
functionalities
each
specialized
cell
type.
Notably,
versatility
membranes
allows
red
blood
neutrophils'
cloak
inorganic
nanoparticles
would
naturally
eliminated
by
immune
system.
This
underscores
how
facilitate
interactions
with
surroundings
through
recognition,
targeting,
signalling,
exchange,
cargo
attachment.
functionality
membrane-coated
can
tailored
improved
strategically
engineering
membrane,
selecting
from
a
variety
known
distinct
properties.
On
other
hand,
plant
synthesizing
nanoparticles.
They
play
role
synthesis
metal,
carbon-based,
polymer
nanoparticles,
used
applications
such
antimicrobials
or
antioxidants.
One
versatile
components
found
photosynthetic
system,
particularly
thylakoid,
pigment
chlorophyll.
While
there
are
challenges
consistently
these
derived
nature,
exploration
begins
unveil
endless
possibilities
nanoarchitectonics
research.
Язык: Английский
Thermochemical Activation of Wood with NaOH, KOH and H3PO4 for the Synthesis of Nitrogen-Doped Nanoporous Carbon for Oxygen Reduction Reaction
Molecules,
Год журнала:
2024,
Номер
29(10), С. 2238 - 2238
Опубликована: Май 10, 2024
Carbonization
of
biomass
residues
followed
by
activation
has
great
potential
to
become
a
safe
process
for
the
production
various
carbon
materials
applications.
Demand
commercial
use
biomass-based
is
growing
rapidly
in
advanced
technologies,
including
energy
sector,
as
catalysts,
batteries
and
capacitor
electrodes.
In
this
study,
were
synthesized
from
hardwood
using
two
carbonization
methods,
with
H3PO4,
KOH
NaOH
doping
nitrogen.
Their
chemical
composition,
porous
structure,
thermal
stability
structural
order
samples
studied.
It
was
shown
that,
despite
differences,
are
active
catalysts
oxygen
reduction
reactions.
Among
investigated
materials,
NaOH-activated
exhibited
lowest
Tafel
slope
values,
−90.6
−88.0
mV
dec–1,
which
very
close
values
Pt/C
at
−86.6
dec–1.
Язык: Английский
Fabrication of nanoporous carbon constructions derived from young coconut husk fibers for symmetrical supercapacitor applications
Bioresource Technology Reports,
Год журнала:
2024,
Номер
25, С. 101765 - 101765
Опубликована: Фев. 1, 2024
Язык: Английский
Enhanced electrochemical performance of activated carbon derived from Acacia catechu bark by KOH activation for supercapacitor application
E3S Web of Conferences,
Год журнала:
2025,
Номер
610, С. 01004 - 01004
Опубликована: Янв. 1, 2025
The
compelling
necessity
for
sustainable
energy
storage
solutions
has
propelled
the
advancement
of
high-performance
strategies.
Conventional
carbon
materials
derived
from
fossils
sources
cause
limitations
being
high
rate,
processing
challenges,
and
potential
harm.
Conversely,
activated
sourced
biomass
emerged
as
a
promising
substitute
due
to
its
abundant
presence
in
nature,
content,
ease
with
minimal
toxicity.
This
study
outlines
production
matured
bark
Acacia
catechu
through
sequence
processes,
including
pre-carbonization,
carbonization,
activation
at
varying
temperatures
utilizing
potassium
hydroxide
(KOH)
an
activating
agent.
prepared
specimen
underwent
analysis
using
diverse
methods
such
iodine
methylene
blue
number
techniques,
XRD,
FTIR-test,
Raman
test,
TEM,
capacity
was
appraised
via
CV,
GCD,
EIS,
CV
stability
tests
paying
three-electrode
arrangement.
synthesized
800
°C
(KBAC-8)
demonstrated
specific
capacitance
264.51
F/g
1
A/g,
outstanding
retention
94.64%
superior
coulombic
efficiency
equated
KBAC-6
KBAC-4.
Overall
results
suggest
relevance
KBAC-8
supercapacitor
applications
subordinate
resistance.
Язык: Английский
Development of C/Ag nanocomposites for adsorption and immobilization of iodine-131 (131I) from the urine of thyroid ablation therapy patients
Journal of Radioanalytical and Nuclear Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 8, 2025
Язык: Английский
Petroleum Pitch-Derived Porous Carbon Materials as Metal-Free Catalyst for Dry Reforming of Methane
Kaixuan Huo,
Yu Sun,
Hu Jiang
и другие.
Molecules,
Год журнала:
2024,
Номер
29(19), С. 4642 - 4642
Опубликована: Сен. 29, 2024
Porous
carbon
materials
have
gained
increasing
attention
in
catalysis
applications
due
to
their
tailorable
surface
properties,
large
specific
area,
excellent
thermal
stability,
and
low
cost.
Even
though
porous
been
employed
for
thermal-catalytic
dry
reforming
of
methane
(DRM),
the
structure-function
relationship,
especially
critical
factor
affecting
catalytic
performance,
is
still
under
debate.
Herein,
various
carbon-based
samples
with
disparate
pore
structures
properties
are
prepared
by
alkali
(K
Язык: Английский
FeCl 3 -modified carbon as an electrode material for supercapacitors: preparation, analysis, and electrochemical properties
Biofuels,
Год журнала:
2024,
Номер
unknown, С. 1 - 9
Опубликована: Июнь 6, 2024
The
necessity
to
combat
the
effects
of
global
warming
has
made
use
renewable
energy
sources
essential.
Much
attention
been
focused
on
utilizing
various
types
biomass
that
can
provide
high
productivity
and
serve
as
an
alternative
traditional
fossil
fuels.
This
study
specifically
aims
investigate
electrochemical
properties
carbon
materials
obtained
from
plant-based
raw
after
biofuel
production
by
carbonization
melon
citrus
peels
at
300
°C
chemical
activation
using
FeCl3.
It
is
established
with
FeCl3
700
led
dehydration,
degradation
matrix,
development
a
microporous
surface.
For
two-electrode
cell,
specific
capacitance
values
discharge
current
50
mA
are
196
F/g
in
aqueous
KOH
solution
78
TEABF4.
Based
impedance
spectroscopy
results,
equivalent
electrical
circuit
modeled,
revealing
storage
mechanism
electrode-electrolyte
interface,
physical
interpretation
each
element
provided.
Most
importantly,
device
remains
stable
no
loss
1000
cycles.
research
findings
may
contribute
expanding
cost-effective
electrode
component
for
supercapacitors.
Язык: Английский
Nanoarchitectonics for supercapacitor: biomass vs. fullerene
Frontiers in Batteries and Electrochemistry,
Год журнала:
2024,
Номер
3
Опубликована: Авг. 23, 2024
The
recognition
of
the
importance
nanostructures
is
mainly
due
to
development
nanotechnology.
For
further
developments
in
materials
sciences,
a
concept
that
integrates
nanotechnology
with
material
chemistry
fabricate
functional
has
be
proposed.
Nanoarchitectonics
will
carry
out
this
task.
In
nanoarchitectonics,
we
architect
systems
from
nano-units
(atoms,
molecules,
nanomaterials).
methodology
not
specific
any
particular
or
application.
It
covers
wide
range.
Therefore,
nanoarchitectonics
can
thought
as
method
for
everything
science.
As
typical
demonstrations
usages
review
paper
presents
our
work
on
supercapacitors.
We
divide
it
into
two
categories
different
approaches.
first
carbon
supercapacitor
electrode
biomass.
second
category
preparing
using
structures
created
by
supramolecular
assembly
fullerenes
such
C
60
and
70
.
By
presenting
examples
opposite
starting
materials,
complex
natural
material,
an
ultimately
simple
molecule,
demonstrate
versatility
breadth
possibilities
approach.
Язык: Английский
Influence of Precursor Type on Activated Carbon Prepared by Phosphoric Acid-Chemical Activation for Supercapacitor Applications
Journal of Nepal Physical Society,
Год журнала:
2023,
Номер
9(3), С. 12 - 17
Опубликована: Дек. 31, 2023
Phosphoric
acid
can
be
used
to
activate
different
precursors
and
produce
activated
carbon
(AC),
a
porous
material
with
high
adsorption
capacity
surface
area.
This
research
shows
how
AC
is
made
using
locally
available
precursors,
namely
amla
seeds
harro
seeds.
We
compare
the
carbonization
temperature
precursor
type
affect
area,
pore
structure,
electrochemical
properties
of
AC.
use
methods
analyze
samples,
such
as
scanning
electron
microscopy,
methylene
blue
number,
iodine
cyclic
voltammetry.
show
that
best
conditions
for
making
depend
on
activation
temperature.
Язык: Английский