Advanced Sustainable Systems,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 14, 2025
Abstract
The
chemical
and
physical
stability
of
bio‐hydrogels
are
utmost
interest
to
avoid
the
premature
degradation
polymer
favor
cyclic
material
operations
(i.e.,
recovery
re‐using).
In
this
work,
different
alginate
hydrogels
semi‐interpenetrated
with
poly(3,4‐ethylenedioxythiophene):polystyrene
sulfonate
conducting
(Alg/PEDOT),
which
acts
as
a
photothermal
absorber
is
examined.
More
specifically,
behavior
Alg/PEDOT
ionically
covalently
crosslinked
Ca
2+
ions
glyoxal,
respectively,
has
been
compared
when
used
water
purification
platforms.
homogenous
porosity
higher
cycling
capacity
glyoxal‐crosslinked
gels
provide
superior
performance
for
water‐steam
generation
under
sunlight
irradiation
than
that
stabilized
gel.
Furthermore,
increasing
glyoxal
cross‐linking
reaction
time
prove
have
little
effect
on
efficiency
freshwater
supply
from
an
artificial
seawater
solution.
Covalent
cross‐links
thermal
(PEDOT:PSS)
retention
in
seawater,
critical
maintaining
such
number
cycles.
This
research
opens
new
frontiers
promote
use
biopolymer
engineering
processes
desalination,
directly
addressing
United
Nations
Sustainable
Development
Goals
Clean
Water
&
Life
Land.
Polysaccharides,
Journal Year:
2025,
Volume and Issue:
6(1), P. 5 - 5
Published: Jan. 13, 2025
Polysaccharides
offer
a
perfect
option
as
raw
materials
for
the
development
of
new
generation
sustainable
batteries
and
supercapacitors.
This
is
due
to
their
abundance
inherent
structural
characteristics.
can
be
chemically
functionalized
engineered,
offering
wide
range
possibilities
electrode
(as
precursors
porous
nanocarbons),
binders
separators.
Their
hierarchical
morphology
also
enables
exploitation
aerogel
hydrogel
structures
quasi-solid
solid
polymer
electrolytes
with
high
conductivity
voltage
stability
windows.
In
this
review,
we
discuss
how
different
polysaccharides,
such
lignocellulosic
biomass,
starch,
chitosan,
natural
gums,
sugars
marine
applied
in
components
energy
storage
systems
(ESSs).
An
overview
recent
research
work
adhering
each
functionality
polysaccharides
various
provided.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: Nov. 3, 2024
The
direct
utilization
of
solar
energy
for
the
artificial
photosynthesis
hydrogen
peroxide
(H2O2)
provides
a
reliable
approach
producing
this
high-value
green
oxidant.
Here
we
report
on
utility
high-entropy
oxide
(HEO)
semiconductor
as
an
all-in-one
photocatalyst
visible
light-driven
H2O2
production
directly
from
H2O
and
atmospheric
O2
without
need
any
additional
cocatalysts
or
sacrificial
agents.
This
contains
eight
earth-abundant
metal
elements
(Ti/V/Cr/Nb/Mo/W/Al/Cu)
homogeneously
arranged
within
single
rutile
phase,
intrinsic
chemical
complexity
along
with
presence
high
density
oxygen
vacancies
endow
distinct
broadband
light
harvesting
capability.
An
efficient
rate
apparent
quantum
yield
38.8%
at
550
nm
can
be
achieved.
readily
assembled
into
floating
leaves
sustained
on-site
open
water
resources
under
natural
sunlight
irradiation.
"all-in-one"
enables
photocatalytic
external
agents
ACS Omega,
Journal Year:
2024,
Volume and Issue:
9(4), P. 4246 - 4262
Published: Jan. 17, 2024
Alginates
are
linear
anionic
polysaccharides,
which
well-known
for
their
biocompatible,
nontoxic,
and
biodegradable
nature.
The
polymer
consists
of
alternating
units
β-(1
→
4)-linked
D-mannuronic
acid
(M)
α-(1
L-guluronic
(G)
that
have
hydroxyl
carboxyl
groups
as
the
main
functional
groups.
As
a
large
number
free
present
in
polymeric
chain,
is
predominantly
hydrophilic.
food
pharmaceutical
industries
been
most
extensive
utilizers
alginates
to
produce
gelling
thickening
agents.
However,
by
imparting
hydrophobicity
alginates,
range
applications
can
be
widened.
Although
there
reviews
on
alginate
its
chemical
modifications,
focusing
hydrophobically
associated
not
presented.
commonly
used
modifications
incorporate
include
esterification,
Ugi
reaction,
reductive
amination,
graft
copolymerization.
modified
play
an
important
role
delivery
hydrophobic
drugs
pesticides
modification
increases
affinity
toward
components
helps
sustained
release.
Due
nontoxic
edible
nature,
they
find
use
industry
emulsion
stabilizer
stabilize
oil-in-water
emulsions
improve
creaming
ability.
Further,
alginate-based
materials
such
membranes,
aerogels,
films
functionality
applicability
water
treatment
packaging.
This
Review
aims
highlight
methods
done
impart
alginate,
different
sectors
ranging
from
drug
packaging
discussed.
RSC Advances,
Journal Year:
2024,
Volume and Issue:
14(1), P. 245 - 254
Published: Jan. 1, 2024
To
maintain
the
freshness
of
fruit
during
storage,
sodium
alginate/carboxymethyl
cellulose
films
embedded
with
pH-senstive
liposomes
encapsulated
green
tea
extract
were
developed
(SA/CMC/TP-Lip).
Polymers,
Journal Year:
2024,
Volume and Issue:
16(6), P. 788 - 788
Published: March 12, 2024
In
the
quest
for
advanced
and
environmentally
friendly
solutions
to
address
challenges
in
field
of
wastewater
treatment,
use
polymers
such
as
sodium
alginate
(Na-Alg)
combination
with
immobilized
microorganisms
(IMs)
stands
out
a
promising
strategy.
This
study
assesses
potential
Na-Alg
immobilizing
emphasizing
its
effectiveness
relevance
environmental
preservation
through
IMs.
Advances
IMs
are
examined,
interactions
between
these
immobilization
support
highlighted.
Additionally,
models
studying
kinetic
degradation
contaminants
importance
oxygen
supply
detailed.
The
shows
promise
context
improving
water
quality,
preserving
ecological
balance,
addressing
climate
change,
but
further
research
is
required
overcome
identified
challenges.
Additional
areas
explore
discussed,
which
expected
contribute
innovation
relevant
systems.
