E3S Web of Conferences,
Год журнала:
2024,
Номер
581, С. 01013 - 01013
Опубликована: Янв. 1, 2024
This
study
uses
biomass
to
produce
hydrogen
from
via
pyrolysis
meet
renewable
energy
demand
and
reduce
environmental
effect.
Pyrolysis
revealed
substantial
variations
in
cellulose,
hemicellulose,
lignin
content
samples.
was
tested
with
different
compositions,
Catalyst
D
converting
at
80%.
Biomass
4
produced
the
most
120
g/L.
sustainable,
1.8
kWh/kg
usage,
0.05
kg/kg
trash,
0.15
CO2
emissions,
according
an
impact
evaluation.
The
percentage
change
highlighted
D’s
significant
performance
sustainability
gains.
These
results
show
that
green
may
increase
biomass-to-hydrogen
production
efficiency
sustainability,
advancing
clean
technology
a
more
sustainable
future.
E3S Web of Conferences,
Год журнала:
2024,
Номер
537, С. 09008 - 09008
Опубликована: Янв. 1, 2024
Nanomaterials
have
become
increasingly
important
in
the
field
of
healthcare,
providing
novel
approaches
for
diagnosis,
treatment,
and
drug
delivery.
This
study
explores
synthesis,
characterization,
biomedical
applications
nanoparticles,
with
a
particular
emphasis
on
sustainability.
The
experimental
data
showed
differences
size
nanoparticles.
Gold
nanoparticles
had
an
average
25
nm,
followed
by
iron
oxide
(20
nm),
silver
(30
titanium
(15
nm).
loading
efficiency
was
assessed
results
that
gold
highest
paclitaxel
(80%).
Titanium
90%
insulin,
85%
curcumin,
75%
doxorubicin.
vitro
cell
viability
assays
indicate
are
cytocompatible.
Among
tested,
demonstrated
viability,
reaching
95%
at
concentration
10
µg/mL.
biodegradation
rate
analysis
revealed
exhibited
slower
degradation,
80%
their
mass
remaining
after
21
days.
Similarly,
degradation
82%,
78%,
85%.
this
emphasize
potential
nanomaterials
sustainable
healthcare
applications.
They
provide
opportunities
precise
delivery,
improved
imaging
techniques,
targeted
therapeutics
reduced
environmental
impact.
In
order
to
overcome
obstacles
like
biocompatibility
assessment,
regulatory
approval,
scalability,
it
is
crucial
foster
interdisciplinary
collaborations
maintain
ongoing
research
efforts.
These
endeavors
will
facilitate
translation
nanotechnologies
from
laboratory
settings
practical
applications,
ultimately
leading
enhanced
patient
outcomes.
ACS Applied Materials & Interfaces,
Год журнала:
2024,
Номер
16(45), С. 62010 - 62021
Опубликована: Ноя. 1, 2024
The
rapid
reduction
of
Cr(VI)
across
a
wide
pH
range,
from
acidic
to
alkaline
conditions
stable
Cr(III)
species
for
efficient
remediation
pollution,
has
long
been
challenge.
Herein,
we
propose
new
concept
in
situ
nanoconfinement
catalysis
(iNCC)
highly
by
growing
nanosheets
layered
double
hydroxide
(iLDH)
on
the
surface
Al–Mg–Fe
alloy
achieving
chemical
rates
>99%
1
min
3
11
100
mg
L–1
with
rate
constant
201
h–1.
In
stark
contrast,
is
less
than
6%
12
h
0.77
h–1
pristine
alloy.
ultrafast
most
likely
attributed
synergistic
Al12Mg17
and
Al13Fe4
MgAlFe-iLDH
superstable
mineralization
MgAlCrIII-
MgFeCrIII-iLDHs.
This
study
demonstrates
potential
redox
transformation
environmental
remediation.
E3S Web of Conferences,
Год журнала:
2024,
Номер
537, С. 07011 - 07011
Опубликована: Янв. 1, 2024
This
research
examines
the
process
of
converting
biomass
into
biofuels
using
environmentally
friendly
nanocatalysts.
The
aim
is
to
meet
growing
need
for
renewable
energy
sources
and
reduce
negative
effects
on
environment.
Various
samples
were
exposed
catalytic
conversion,
which
revealed
notable
disparities
in
cellulose,
hemicellulose,
lignin
constituents.
efficacy
conversion
was
evaluated
utilizing
several
nanocatalyst
compositions,
with
Catalyst
D
exhibiting
greatest
efficiency
80%.
biofuel
output
exhibited
variation
across
different
samples,
Biomass
4
demonstrating
maximum
generation
at
a
rate
120
g/L.
environmental
impact
study
identified
as
having
highest
level
sustainability,
lowest
usage
1.8
kWh/kg,
least
trash
creation
0.05
kg/kg,
CO2
emissions
0.15
kg/kg
compared
other
formulations.
examination
percentage
change
further
highlighted
substantial
improvements
both
performance
sustainability
indicators
D.
results
emphasize
capability
green
nanocatalysts
enhance
eco-friendliness
processes.
contributes
progress
sustainable
production
technologies
shift
towards
more
future.
E3S Web of Conferences,
Год журнала:
2024,
Номер
537, С. 01001 - 01001
Опубликована: Янв. 1, 2024
This
study
explores
the
catalytic
conversion
of
greenhouse
gases
(GHGs)
using
sustainable
nanocatalysts,
with
goal
addressing
climate
change
and
decreasing
human-caused
emissions.
Four
different
types
nanocatalysts
were
synthesized,
each
distinct
compositions
properties.
These
include
metal
oxide,
carbon-based,
zeolite-based,
perovskite
nanocatalysts.
The
characterization
these
materials
unveiled
their
nanostructured
composition,
significant
surface
area,
adjustable
chemistry,
which
are
crucial
for
activity
in
gas
reactions.
performance
was
evaluated,
revealing
levels
efficiency
converting
CO2
CH4.
made
oxide
demonstrated
highest
efficiency,
while
perovskite,
zeolite-based
followed
suit.
In
addition,
reaction
rate
constants
found
to
be
influenced
by
composition
structure
nanocatalyst.
Metal
carbon-based
exhibited
higher
comparison
Upon
conducting
stability
assessments
over
multiple
cycles,
it
observed
that
carbon
superior
durability
compared
those
zeolite
perovskite.
summary,
findings
highlight
promise
conversion.
catalysts
provide
effective
eco-friendly
solutions
tackling
progressing
towards
a
future.
Further
research
innovation
nanocatalyst
design,
synthesis,
evaluation
fully
harnessing
potential
nanotechnology
reducing
GHG
emissions
attaining
global
sustainability
objectives.
E3S Web of Conferences,
Год журнала:
2024,
Номер
581, С. 01013 - 01013
Опубликована: Янв. 1, 2024
This
study
uses
biomass
to
produce
hydrogen
from
via
pyrolysis
meet
renewable
energy
demand
and
reduce
environmental
effect.
Pyrolysis
revealed
substantial
variations
in
cellulose,
hemicellulose,
lignin
content
samples.
was
tested
with
different
compositions,
Catalyst
D
converting
at
80%.
Biomass
4
produced
the
most
120
g/L.
sustainable,
1.8
kWh/kg
usage,
0.05
kg/kg
trash,
0.15
CO2
emissions,
according
an
impact
evaluation.
The
percentage
change
highlighted
D’s
significant
performance
sustainability
gains.
These
results
show
that
green
may
increase
biomass-to-hydrogen
production
efficiency
sustainability,
advancing
clean
technology
a
more
sustainable
future.
