Chemosphere,
Год журнала:
2023,
Номер
347, С. 140578 - 140578
Опубликована: Ноя. 6, 2023
In
modern
times,
wastewater
treatment
is
vital
due
to
increased
water
contamination
arising
from
pollutants
such
as
nutrients,
pathogens,
heavy
metals,
and
pharmaceutical
residues.
Polysaccharides
(PSAs)
are
natural,
renewable,
non-toxic
biopolymers
used
in
the
field
of
gas
separation,
liquid
filtration,
adsorption
processes,
pervaporation,
proton
exchange
membranes.
Since
addition
nanoparticles
PSAs
improves
their
sustainability
strength,
nanocomposite
has
gained
significant
attention
for
past
decade.
This
review
presents
a
comprehensive
analysis
PSA-based
nanocomposites
efficient
treatment,
focusing
on
adsorption,
photocatalysis,
membrane-based
methods.
It
also
discusses
potential
future
applications,
challenges,
opportunities
photocatalysis.
Recently,
have
shown
promise
adsorbents
biological-based
systems,
effectively
removing
metals
that
could
hinder
microbial
activity.
Cellulose-mediated
successfully
removed
various
wastewater,
including
dyes,
oil,
organic
solvents,
pesticides,
Thus,
PSA
would
support
biological
processes
plants.
A
major
concern
discharge
antibiotic
wastes
industries,
posing
environmental
health
risks.
PSA-mediated
bio-adsorbents,
like
clay
polymeric
hydrogel
beads,
efficiently
remove
antibiotics
ensuring
quality
ecosystem
balance.
The
successful
use
bio-adsorbents
depends
ongoing
research
optimize
application
evaluate
impacts.
Implementing
these
eco-friendly
large
scale
holds
great
significantly
reducing
pollution,
safeguarding
ecosystems,
protecting
human
health.
Waste,
Год журнала:
2023,
Номер
1(3), С. 775 - 805
Опубликована: Сен. 6, 2023
Heavy
metal
contamination
in
wastewater
is
a
significant
concern
for
human
health
and
the
environment,
prompting
increased
efforts
to
develop
efficient
sustainable
removal
methods.
Despite
last
few
decades,
further
research
initiatives
remain
vital
comprehensively
address
long-term
performance
practical
scalability
of
various
adsorption
methods
adsorbents
heavy
remediation.
This
article
aims
provide
an
overview
mechanisms,
kinetics,
applications
diverse
remediating
metal-contaminated
effluents.
Physical
chemical
processes,
including
ion
exchange,
complexation,
electrostatic
attraction,
surface
precipitation,
play
essential
roles
adsorption.
The
kinetics
adsorption,
influenced
by
factors
such
as
contact
time,
temperature,
concentration,
directly
impact
rate
effectiveness
removal.
review
presents
exhaustive
analysis
adsorbents,
categorized
activated
carbon,
biological
agricultural
waste-based
materials,
nanomaterials,
which
possess
distinct
advantages
disadvantages
that
are
linked
their
area,
porosity,
chemistry,
concentration.
To
overcome
challenges
posed
contamination,
additional
necessary
optimize
adsorbent
performance,
explore
novel
devise
cost-effective
solutions.
comprehensive
lays
foundation
innovation
designing
optimized
systems
discovering
new
materials
remediation
wastewater.
Chemical Society Reviews,
Год журнала:
2023,
Номер
52(18), С. 6417 - 6446
Опубликована: Янв. 1, 2023
A
suite
of
techniques
is
compared
to
understand
the
requirements,
differences,
synergies,
and
limitations
each
method
more
comprehensively.
Our
review
summarizes
key
principles
guide
studies
on
structure
cellulosics.
Carbohydrate Polymer Technologies and Applications,
Год журнала:
2023,
Номер
7, С. 100396 - 100396
Опубликована: Ноя. 22, 2023
Lignocellulose
biomass
(LCB)
is
a
plant
mainly
composed
of
cellulose,
hemicellulose,
and
lignin.
Cellulose
the
most
abundant
biodegradable
polymer
on
Earth
very
useful
for
various
applications.
However,
complex
structure
lignocellulosic
biomass,
in
which
cellulose
tightly
bound
to
hemicellulose
lignin,
poses
significant
challenges
isolation
from
LCB
components.
This
necessitates
efficient
pretreatment
techniques
enable
separation.
Conventional
methods
are
not
sustainable
because
they
involve
use
harsh
chemicals,
elevated
temperatures,
high
energy
consumption,
low
productivity,
formation
fermentation
inhibitors
can
increase
cost
processing
with
negative
environmental
impacts.
Green
have
been
proposed
address
these
issues
using
milder
more
approaches.
These
green
evaluated
terms
their
delignification
efficiency,
reduced
solvent
requirement,
impact,
economic
viability,
relevance
recent
advancements
technologies.
review
provides
overview
application
environmentally
friendly
as
well
potential
key
feedstock
bioeconomy
by
showcasing
versatility
industrial
ACS Nano,
Год журнала:
2023,
Номер
17(22), С. 22196 - 22226
Опубликована: Ноя. 7, 2023
The
cellulose
industry
depends
heavily
on
water
owing
to
the
hydrophilic
nature
of
fibrils
and
its
potential
for
sustainable
innovative
production
methods.
emergence
nanocellulose,
with
excellent
properties,
incorporation
nanomaterials
have
garnered
significant
attention.
At
nanoscale
level,
nanocellulose
offers
a
higher
exposure
hydroxyl
groups,
making
it
more
intimate
than
micro-
macroscale
fibers.
Gaining
deeper
understanding
interaction
between
holds
reduce
costs
provide
valuable
insights
into
designing
functional
nanocellulose-based
materials.
In
this
review,
molecules
interacting
are
classified
free
(FW)
bound
(BW),
based
their
forces
surface
hydroxyls
mobility
in
different
states.
addition,
water-holding
capacity
cellulosic
materials
various
detection
methods
also
discussed.
review
examines
water-utilization
water-removal
fabrication,
dispersion,
transport
aiming
elucidate
challenges
tradeoffs
these
processes
while
minimizing
energy
time
costs.
Furthermore,
influence
including
mechanical
ion
conductivity,
biodegradability,
Finally,
we
our
perspective
opportunities
developing
interplay
water.
International Journal of Biological Macromolecules,
Год журнала:
2023,
Номер
251, С. 126287 - 126287
Опубликована: Авг. 11, 2023
Cellulose
nanocrystals
(CNCs)
have
gained
significant
attraction
from
both
industrial
and
academic
sectors,
thanks
to
their
biodegradability,
non-toxicity,
renewability
with
remarkable
mechanical
characteristics.
Desirable
characteristics
of
CNCs
include
high
stiffness,
strength,
excellent
flexibility,
large
surface-to-volume
ratio.
Additionally,
the
properties
can
be
tailored
through
chemical
modifications
for
high-end
applications
including
tissue
engineering,
actuating,
biomedical.
Modern
manufacturing
methods
3D/4D
printing
are
highly
advantageous
developing
sophisticated
intricate
geometries.
This
review
highlights
major
developments
additive
manufactured
CNCs,
which
promote
sustainable
solutions
across
a
wide
range
applications.
this
contribution
also
presents
current
challenges
future
research
directions
CNC-based
composites
developed
techniques
myriad
engineering
sectors
wound
healing,
wearable
electronics,
robotics,
anti-counterfeiting
Overall,
will
greatly
help
scientists
chemistry,
materials,
biomedicine,
other
disciplines
comprehend
underlying
principles,
properties,
additively
structures.
Advanced Functional Materials,
Год журнала:
2024,
Номер
34(33)
Опубликована: Апрель 1, 2024
Abstract
The
construction
of
lightweight
yet
robust,
durable
magnetic
transition
metal
carbides
and/or
nitride
(MXene)
aerogels
is
highly
desired
for
assembling
high‐performance,
multifunctional
architectures.
However,
the
fabrication
and
application
MXene
severely
restricted
by
their
inferior
mechanical
strength
poor
water/oxygen
resistance.
Here,
sustainable
cellulose
nanofibrils
(CNFs)
are
employed
assisting
in
physical
chemical
dual
cross‐linking
to
strongly
bind
MXenes
MOF‐derived
nanoparticles.
dual‐crosslinked
(D‐MMAs)
achieve
a
density
as
low
12
mg
cm
−3
,
acquire
significantly
improved
up
1311%
over
physically
crosslinked
ones,
well
remarkably
hydrophobicity,
oxidation
stability.
Furthermore,
integration
efficient
tunable
electromagnetic
wave
(EMW)
absorption,
remarkable
photothermal
conversion,
thermal
insulation,
prominent
oil‐water
separation,
thin/thick
oil
dye
absorption
capability,
remote
controllability
accomplished.
Notably,
D‐MMA
performs
maximum
intensity
−63.9
dB,
accomplishes
specific
reflection
loss
−1105
dB
mm
−1
comparable
best
MXene‐based
EMW
absorbers
ever
reported.
Given
its
facile,
scalable,
manufacturing
approach,
D‐MMAs
hold
great
prospects
various
fields
next‐generation
electronics,
special
equipment
protection,
defense,
aerospace.
