Environmental Science & Technology,
Journal Year:
2022,
Volume and Issue:
56(22), P. 15238 - 15250
Published: Oct. 5, 2022
The
rapid
development
of
nanomaterials
(NMs)
and
the
emergence
new
multicomponent
NMs
will
inevitably
lead
to
simultaneous
exposure
organisms
multiple
engineered
nanoparticles
(ENPs)
at
varying
levels.
Understanding
joint
impacts
ENPs
predicting
toxicity
mixtures
are
therefore
evidently
importance.
We
reviewed
a
variety
different
species,
covering
algae,
bacteria,
daphnia,
fish,
fungi,
insects,
plants.
Most
studies
used
independent-action
(IA)-based
model
assess
type
effects.
Using
co-occurrence
networks,
it
was
revealed
that
53%
cases
with
specific
response
showed
antagonistic,
25%
synergistic,
22%
additive
combination
nCuO
nZnO
exhibited
strongest
interactions
in
each
interaction.
Compared
other
plants
exposed
were
more
likely
experience
antagonistic
main
factors
influencing
(1)
chemical
composition
individual
components
mixtures,
(2)
stability
suspensions
mixed
ENPs,
(3)
trophic
level
tested,
(4)
biological
organization
(population,
communities,
ecosystems),
(5)
concentrations
time,
(6)
endpoint
toxicity,
(7)
abiotic
field
conditions
(e.g.,
pH,
ionic
strength,
natural
organic
matter).
This
knowledge
is
critical
developing
efficient
strategies
for
assessment
hazards
induced
by
combined
complex
environments.
In
addition,
this
effects
assists
effective
prediction
hybrid
NMs.
Small,
Journal Year:
2023,
Volume and Issue:
19(22)
Published: March 4, 2023
Graphite
phased
carbon
nitride
(g-C3
N4
)
has
attracted
extensive
attention
attributed
to
its
non-toxic
nature,
remarkable
physical-chemical
stability,
and
visible
light
response
properties.
Nevertheless,
the
pristine
g-C3
suffers
from
rapid
photogenerated
carrier
recombination
unfavorable
specific
surface
area,
which
greatly
limit
catalytic
performance.
Herein,
0D/3D
Cu-FeOOH/TCN
composites
are
constructed
as
photo-Fenton
catalysts
by
assembling
amorphous
Cu-FeOOH
clusters
on
3D
double-shelled
porous
tubular
(TCN)
fabricated
through
one-step
calcination.
Combined
density
functional
theory
(DFT)
calculations,
synergistic
effect
between
Cu
Fe
species
could
facilitate
adsorption
activation
of
H2
O2
,
separation
transfer
charges
effectively.
Thus,
acquire
a
high
removal
efficiency
97.8%,
mineralization
rate
85.5%
first-order
constant
k
=
0.0507
min-1
for
methyl
orange
(MO)
(40
mg
L-1
in
reaction
system,
is
nearly
10
times
21
higher
than
those
FeOOH/TCN
(k
0.0047
TCN
0.0024
),
respectively,
indicating
universal
applicability
desirable
cyclic
stability.
Overall,
this
work
furnishes
novel
strategy
developing
heterogeneous
based
nanotubes
practical
wastewater
treatment.
Advanced Functional Materials,
Journal Year:
2023,
Volume and Issue:
34(12)
Published: Dec. 6, 2023
Abstract
As
a
chemical
product
with
rapidly
expanding
demand
in
the
field
of
modern
energy
and
environmental
applications,
hydrogen
peroxide
(H
2
O
)
has
garnered
widespread
attention.
However,
existing
industrial
production
H
is
plagued
by
high
consumption,
harmful
waste
emission,
severe
safety
issues,
making
it
difficult
to
satisfy
environmental/economic
concept.
Artificial
photosynthesis
offers
viable
strategy
for
green
sustainable
since
uses
sunlight
as
an
source
initiate
reaction
oxygen
water
produce
.
Among
various
photocatalysts,
covalent
organic
frameworks
(COFs),
featuring
highly
ordered
skeletons
well‐defined
active
sites,
have
emerged
promising
photocatalysts
production.
This
review
presents
nascent
burgeoning
area
photocatalytic
based
on
COFs.
First,
brief
overview
technology
provided,
followed
detailed
introduction
principles
evaluation
generation.
Subsequently,
latest
research
progress
judicious
design
COFs
expounded,
particular
emphasis
manipulating
electronic
structures
redox
sites.
Finally,
outlook
challenges
future
opportunities
proposed,
hope
stimulating
further
explorations
novel
molecular‐designed
photosynthesis.
