Coatings,
Год журнала:
2023,
Номер
13(8), С. 1456 - 1456
Опубликована: Авг. 18, 2023
Nanotechnology
is
one
of
the
most
active
research
fields
in
materials
science.
Metal-organic
frameworks
(MOFs)
have
benefits
having
a
sizable
specific
surface
area,
extremely
high
porosity,
changeable
pore
size,
post-synthesis
modification,
and
extreme
thermal
stability.
Graphene
oxide
(GO)
has
attracted
significant
interest
due
to
its
similar
area
MOFs.
Furthermore,
oxygen-containing
groups
presented
graphene
offer
unique
processing
handling
advantages
amphiphilicity
dispersion
water.
MOF-based
GO
recently
attention
resemblance
metal
ions
organic
binding
linkers.
It
sparked
great
past
few
years
distinct
characteristics
higher
performance
compared
MOFs
or
alone.
This
review
aims
describe
current
developments
this
topic
for
researchers.
An
attempt
been
made
provide
synopsis
recent
on
MOFs/GO
composites’
properties,
synthesis
techniques,
challenges,
different
applications,
including
supercapacitors,
gas
separation
storage,
water
purification,
sensing,
catalysis,
biomedical.
Critical Reviews in Environmental Science and Technology,
Год журнала:
2023,
Номер
54(4), С. 290 - 320
Опубликована: Авг. 1, 2023
AbstractHeterogeneous
photocatalysis,
as
an
energy-saving
technology,
is
a
fascinating
strategy
to
tackle
environmental
issues
and
energy
shortages.
The
efficacy
of
these
processes
severely
relevant
the
suppression
charges
recombination,
which
hinders
widespread
utilization
processes.
segregation
from
fast
recombination
can
be
considerably
improved
by
formation
heterojunction
among
components
photocatalysts.
Nevertheless,
formed
between
different
semiconductors
diminishes
continuity
carriers
transfer
amongst
semiconductors.
Moreover,
construction
heterojunctions
significantly
relies
on
matching
band
structures
desired
Hopefully,
homojunction
exposing
facets,
morphologies,
crystal
phases
single
semiconductor
feasible
for
impressively
recombination.
In
comparison
with
photocatalysts,
almost
identical
in
both
sides
junction
area
provide
not
only
incredibly
matched
lattice,
but
also
integrity
bonding
counterparts,
facilitates
charge
migration
within
photocatalyst.
Furthermore,
established
built-in
electric
field
regions
could
enforce
efficiently
separation
Herein,
we
reviewed
latest
researches
about
emerging
photocatalysts
their
application
degradation
various
wastewater
pollutants.
present
review
intends
stimulate
research
communities
focus
this
kind
materials,
impressive
performances
photocatalytic
processes.Keywords:
Energy
conversionenvironmental
crisishomojunction
photocatalystseparation
carrierswastewater
treatmentHANDLING
EDITORS:
Jose-Julio
Ortega-Calvo
Lena
Q.
Ma
Disclosure
statementNo
potential
conflict
interest
was
reported
authors.Additional
informationFundingWe
are
thankful
all
supports
University
Mohaghegh
Ardabili.
Environmental Science and Ecotechnology,
Год журнала:
2024,
Номер
21, С. 100420 - 100420
Опубликована: Апрель 12, 2024
Chlorinated
organic
pollutants
constitute
a
significant
category
of
persistent
due
to
their
widespread
presence
in
the
environment,
which
is
primarily
attributed
expansion
agricultural
and
industrial
activities.
These
are
characterized
by
persistence,
potent
toxicity,
capability
for
long-range
dispersion,
emphasizing
importance
eradication
mitigate
environmental
pollution.
While
conventional
methods
removing
chlorinated
encompass
advanced
oxidation,
catalytic
bioremediation,
utilization
biochar
has
emerged
as
prominent
green
efficacious
method
recent
years.
Here
we
review
biochar's
role
remediating
typical
organics,
including
polychlorinated
biphenyls
(PCBs),
triclosan
(TCS),
trichloroethene
(TCE),
tetrachloroethylene
(PCE),
organochlorine
pesticides
(OCPs),
chlorobenzenes
(CBs).
We
focus
on
impact
material
properties
adsorption
mechanisms
organics.
This
highlights
use
sustainable
eco-friendly
pollutants,
especially
when
combined
with
biological
or
chemical
strategies.
Biochar
facilitates
electron
transfer
efficiency
between
microorganisms,
promoting
growth
dechlorinating
bacteria
mitigating
toxicity
organics
through
adsorption.
Furthermore,
can
activate
processes
such
oxidation
nano
zero-valent
iron,
generating
free
radicals
decompose
compounds.
observe
broader
application
bioprocesses
treating
soil,
reducing
impacts.
Conversely,
water-based
integrating
proved
more
effective,
leading
superior
purification
results.
contributes
theoretical
practical
pollutants.
EcoEnergy,
Год журнала:
2023,
Номер
1(1), С. 197 - 206
Опубликована: Сен. 1, 2023
Abstract
Dyes
and
antibiotics
as
typical
persistent
organic
pollutants
(POPs)
are
widely
present
in
the
environment,
but
can
hardly
be
removed
completely
by
traditional
water
treatment
methods.
Here,
we
designed
Bi
4
O
5
Br
2
/g‐C
3
N
composite
nanosheets
for
efficient
photocatalytic
removal
of
POPs
water.
The
with
a
heterojunction
structure
exhibited
high
adsorption
activity
tetracycline
(TC)
ciprofloxacin
(CIP)
excellent
cyclic
stability,
owing
to
its
large
specific
surface
area
well
enhanced
charge
separation
visible
light
utilization.
Our
characterization
revealed
that
h
+
·OH
responsible
degradation
TC
CIP.
This
work
provides
insights
into
design
materials
synergy
degradation,
offers
construction
strategy
addressing
increasingly
severe
environmental
issues.
Molecules,
Год журнала:
2024,
Номер
29(18), С. 4317 - 4317
Опубликована: Сен. 11, 2024
The
growing
presence
of
diverse
pollutants,
including
heavy
metals,
organic
compounds,
pharmaceuticals,
and
emerging
contaminants,
poses
significant
environmental
health
risks.
Traditional
methods
for
pollutant
removal
often
face
limitations
in
efficiency,
selectivity,
sustainability.
This
review
provides
a
comprehensive
analysis
recent
advancements
innovative
adsorbents
designed
to
address
these
challenges.
It
explores
wide
array
non-conventional
adsorbent
materials,
such
as
nanocellulose,
metal–organic
frameworks
(MOFs),
graphene-based
composites,
biochar,
emphasizing
their
sources,
structural
characteristics,
unique
adsorption
mechanisms.
discusses
processes,
the
basic
principles,
kinetics,
isotherms,
factors
influencing
efficiency.
highlights
superior
performance
materials
removing
specific
pollutants
across
various
settings.
practical
applications
are
further
explored
through
case
studies
industrial
settings,
pilot
studies,
field
trials,
showcasing
real-world
effectiveness.
Additionally,
critically
examines
economic
considerations,
technical
challenges,
impacts
associated
with
adsorbents,
offering
balanced
perspective
on
viability
conclusion
emphasizes
future
research
directions,
focusing
development
scalable
production
methods,
enhanced
material
stability,
sustainable
regeneration
techniques.
assessment
underscores
transformative
potential
remediation
critical
role
advancing
protection.
Advanced Functional Materials,
Год журнала:
2023,
Номер
33(20)
Опубликована: Фев. 23, 2023
Abstract
The
selective
removal
of
one
ligand
in
mixed‐ligand
MOFs
upon
thermolysis
provides
a
powerful
strategy
to
introduce
additional
mesopores
without
affecting
the
overall
MOF
structure.
By
varying
initial
ratio,
MIL‐125‐Ti
family
with
two
distinct
hierarchical
pore
architectures
are
synthesized,
resembling
either
large
cavities
or
branching
fractures.
performance
resulting
hierarchically
porous
is
evaluated
toward
adsorptive
glyphosate
(N‐(phosphonomethyl)glycine)
from
water,
and
adsorption
kinetics
mechanism
examined.
Due
their
strong
affinity
for
phosphoric
groups,
numerous
Ti–OH
groups
act
as
natural
anchor
points
effective
uptake.
relationships
between
contact
duration,
concentration,
adsorbent
dosage
investigated,
impact
these
parameters
on
effectiveness
contaminated
water
samples
introduction
has
increased
capacities
by
nearly
3
times
record
values
exceeding
440.9
mg
g
−1
,
which
ranks
among
best‐reported
adsorbents.
