A novel framework-targeted affinity-based sandwich photoelectrochemical sensor for trace acrylamide determination
Food Chemistry,
Год журнала:
2025,
Номер
485, С. 144487 - 144487
Опубликована: Апрель 28, 2025
Язык: Английский
Flexible Units in Covalent Organic Frameworks Promote Photocatalytic Uranium Extraction from Wastewater
Research Square (Research Square),
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 29, 2025
Abstract
Covalent
organic
frameworks
(COFs)
are
increasingly
being
utilized
in
photocatalysis
due
to
their
programmable
band
gaps
and
pore
geometries.
Flexible
COFs
currently
of
interest
for
selective
sorption,
though
use
has
received
little
attention
date.
Herein,
we
propose
a
strategy
modulating
the
flexible
units
facilitate
efficient
charge
carrier
separation
transfer
during
photocatalysis.
Rotational
freedom
linkers
our
led
controllable
local
curvature,
thereby
optimizing
optoelectronic
properties
boosting
photocatalytic
activity.
One
developed
(COF-3)
showed
excellent
performance
uranium
removal
from
contaminated
groundwater
tap
water.
Mechanistic
studies
revealed
that
COF-3
photocatalytically
generated
H
2O
2
under
visible
light
irradiation
water,
which
transformed
UO
22+
solid
(UO
2)O
2·2H
2O
through
redox
pathway.
The
results
demonstrate
an
effective
design
towards
COF
photocatalysts
water
potentially
many
other
applications.
Язык: Английский
Bipyridine‐Fe (III)–Based Covalent Organic Frameworks for Efficient Photocatalytic Synthesis of Benzimidazoles
Applied Organometallic Chemistry,
Год журнала:
2025,
Номер
39(6)
Опубликована: Май 2, 2025
ABSTRACT
Covalent
organic
frameworks
(COFs)
with
structural
versatility,
tunable
photophysical
properties,
and
excellent
chemical
stability
recyclability
have
been
widely
used
as
heterogeneous
photocatalysts.
Developing
metal‐based
COFs
for
designability
unprecedented
properties
is
highly
desirable.
In
this
paper,
a
new
COFs‐supported
photocatalyst
BD
Fe
‐COF
embedded
metallic
iron
(III)
was
successfully
synthesized
by
the
metalation
reaction
of
FeCl
3
·6H
2
O
bipyridine‐based
BD‐COF,
which
prepared
aldehyde‐amine
condensation
2,2′‐bipyridine‐5,5′‐dicarboxaldehyde
4,4′,4″,4‴‐(pyrene‐1,3,6,8‐tetrayl)
tetraaniline
via
solvothermal
method.
The
as‐synthesized
exhibited
high
crystalline,
stability,
good
properties.
Moreover,
photoactive
employed
cost‐effective
catalyst
in
cyclocondensation
o
‐phenylenediamine
aldehydes.
advantages
current
photocatalytic
system
included
to
yields,
easy
work‐up
process,
short
time,
together
recyclability.
Язык: Английский
Porphyrin-assembled nano-photosensitizer with near-infrared response for highly efficient type I photodynamic and photothermal therapy
Science China Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Май 14, 2025
Язык: Английский
Climate friendly MOFs synthesis for drug delivery systems by integrating AI, intelligent manufacturing, and quantum solutions in industry 6.0 sustainable approach
Toxicology Research,
Год журнала:
2024,
Номер
14(1)
Опубликована: Дек. 31, 2024
Abstract
Since
the
Industrial
Revolution,
ecological
damage,
ecosystem
disruption,
and
climate
change
acceleration
have
frequently
resulted
from
human
advancement
at
price
of
environment.
Due
to
rise
in
illnesses,
Industry
6.0
calls
for
a
renewed
dedication
sustainability
with
latest
technologies.
Focused
research
creative
solutions
are
needed
achieve
UN
Sustainable
Development
Goals
(SDGs),
especially
3,
9,
13,
14,
15,
17.
A
promising
sustainable
technology
enhancing
healthcare
while
reducing
environmental
effect
is
Metal
Organic
Frameworks
(MOFs).
MOFs
perfect
drug
administration
because
their
high
surface
areas,
adjustable
pore
sizes,
remarkable
drug-loading
capacities.
They
created
by
combining
advanced
artificial
intelligence,
intelligent
manufacturing,
quantum
computing.
Researchers
can
create
functional
groups
or
ligands
that
bind
selectively
target
cells
tissues,
minimizing
off-target
effects,
thanks
distinct
benefits
families
like
MIL,
HKUST,
UiO,
ZIF
etc.
offer
targeted
delivery.
Combining
other
nanomaterials
results
multipurpose
systems
handle
challenging
biomedical
issues.
Despite
its
promise,
there
still
issues
MOFs’
possible
toxicity
long-term
stability
physiological
settings.
To
advance
medicinal
applications,
these
problems
must
be
resolved.
increase
usefulness
medicine
critically
analysing
limitations
putting
up
alternatives.
The
creation
technologies
(additive
manufacturing
etc.)
delivery
prime
example
how
scientific
stewardship
may
coexist
provide
advantageous
both
people
Язык: Английский