A layer-cake structure composite of carboxymethyl chitosan crosslinked intercalation of bentonite for antimicrobial and repair effects
Materials Today Communications,
Год журнала:
2025,
Номер
unknown, С. 111652 - 111652
Опубликована: Янв. 1, 2025
Язык: Английский
Non-Noble Metal Nickel-Based Catalysts Drive Atomic H*-Mediated Electro-Fenton Process for Highly Efficient Tetracycline Removal: A Breakthrough in Economy and Universality of H
Опубликована: Янв. 1, 2025
Язык: Английский
β-Cyclodextrin/Graphene Oxide Multilayer Composite Membrane: A Novel Sustainable Strategy for High-Efficiency Removal of Pharmaceuticals and Personal Care Products
Sustainability,
Год журнала:
2025,
Номер
17(8), С. 3322 - 3322
Опубликована: Апрель 8, 2025
The
efficient
removal
of
pharmaceuticals
and
personal
care
products
(PPCPs)
from
aqueous
solutions
using
conventional
adsorbents
is
hindered
by
low
adsorption
capacity,
insufficient
selectivity,
poor
regeneration
performance,
limited
stability.
In
this
study,
a
multilayer
β-CD/GO
membrane
was
successfully
prepared
via
layer-by-layer
coating
with
β-cyclodextrin
(β-CD)
graphene
oxide
(GO).
combines
the
host–guest
complexation
ability
β-CD
abundant
oxygen-containing
functional
groups
GO
to
enhance
targeted
PPCPs
(CTD,
SMZ,
DCF)
solutions.
adsorbent
overcomes
separation
difficulties
performance
powdered
adsorbents,
structure
can
significantly
structural
stability
increase
number
sites.
Batch
experiments
showed
that
optimal
for
occurred
at
pH
4
in
absence
coexisting
ions.
With
increasing
values
range
4–9,
capacities
CTD,
DCF
slightly
decreased
14.37,
13.69,
13.01
mg/g,
respectively,
slowly
4.88,
3.51,
3.26
mg/g
as
ion
concentrations
increased
0
0.20
mol/L.
mechanism
systematically
investigated
through
kinetics,
isotherms,
thermodynamics.
processes
were
well
described
both
pseudo-first-order
pseudo-second-order
kinetic
models
(R2
>
0.984),
suggesting
hybrid
involving
physisorption
chemisorption.
isotherm
results
indicated
CTD
followed
Langmuir
model
=
0.923),
whereas
SMZ
better
Freundlich
0.984–0.988).
exhibited
high
maximum
35.56,
43.29,
39.49
respectively.
Thermodynamic
analyses
exothermic
(ΔH0
−86.16
−218.49
J/mol/K)
non-spontaneous
(ΔG0
9.84–11.56,
9.50–12.54,
10.09–14.46
kJ/mol).
maintained
efficiency
over
58.45–71.73%
after
five
consecutive
cycles,
demonstrating
reusability
practical
applications.
mechanisms
include
electrostatic
interactions,
hydrogen
bonding,
hydrophobic
π-π
EDA
interactions.
This
study
offers
promising
environmentally
friendly
Язык: Английский
Non-noble metal nickel-based catalysts drive atomic H*-mediated electro-Fenton process for highly efficient tetracycline removal: A breakthrough in economy of H*
Journal of environmental chemical engineering,
Год журнала:
2025,
Номер
unknown, С. 116640 - 116640
Опубликована: Апрель 1, 2025
Язык: Английский
Eco-friendly, stable, and high-performance biochar prepared by a twice-modification scheme: Saccharification of raw materials & thermal air oxidation of biochar
Yundong Liu,
Bu Li,
Wang Kai Tong
и другие.
Journal of Environmental Management,
Год журнала:
2024,
Номер
371, С. 123226 - 123226
Опубликована: Ноя. 9, 2024
Язык: Английский
Carbonaceous adsorbents in wastewater treatment: From mechanism to emerging application
The Science of The Total Environment,
Год журнала:
2024,
Номер
955, С. 177106 - 177106
Опубликована: Ноя. 1, 2024
Язык: Английский
One-step synthesis of iron and carbon-quantum-dot co-decorated graphitic carbon nitride photocatalysts for carbamazepine degradation
Journal of environmental chemical engineering,
Год журнала:
2024,
Номер
12(6), С. 114670 - 114670
Опубликована: Ноя. 2, 2024
Язык: Английский
Cationized lignocellulose-based composite aerogel features anisotropic and honeycomb-like structures for efficient removal of diclofenac sodium from water
Industrial Crops and Products,
Год журнала:
2024,
Номер
224, С. 120347 - 120347
Опубликована: Дек. 24, 2024
Язык: Английский