Biosensors,
Год журнала:
2024,
Номер
14(12), С. 597 - 597
Опубликована: Дек. 6, 2024
Nanomaterials
have
attracted
significant
attention
as
signal
reporters
for
immunoassays.
They
can
directly
generate
detectable
signals
or
release
a
large
number
of
signaling
elements
readout.
Among
various
nanolabels,
nanomaterials
composed
multiple
molecules
shown
great
potential
in
Generally,
be
entrapped
nanocontainers
self-assemble
into
nanostructures
amplification.
In
this
review,
we
summarize
the
advances
molecules-entrapped
assembled
colorimetric
and
fluorescence
The
cover
liposomes,
polymers,
mesoporous
silica,
metal–organic
frameworks
(MOFs),
nanosheets,
nanoflowers
nanocages,
etc.
Signaling
mainly
refer
to
visible
and/or
fluorescent
organic
dyes.
design
application
immunoassays
are
emphasized
from
perspective
nanocontainers,
analytes,
analytical
performances.
addition,
future
challenges
research
trends
preparation
nanolabels
briefly
discussed.
International Journal of Molecular Sciences,
Год журнала:
2024,
Номер
25(8), С. 4183 - 4183
Опубликована: Апрель 10, 2024
Access
to
clean
drinking
water
is
a
basic
requirement,
and
eliminating
pollutants
from
wastewater
important
for
saving
ecosystems.
The
porous
structure
surface
characteristics
of
metal–organic
frameworks
(MOFs)
can
function
as
perfect
scaffold
removing
toxic
compounds
wastewater.
Porphyrins
are
promising
building
blocks
constructing
MOFs.
Porphyrin-based
(P-MOFs)
have
been
fabricated
using
porphyrin
ligands,
metal
clusters,
or
ions.
These
materials
harvest
light
wide
region
the
solar
spectrum,
their
framework
morphology
physicochemical
properties
be
controlled
by
changing
peripheral
subunits
crystalline
generated
interest
because
distinctive
characteristics,
including
large
permanent
porosity,
interesting
morphology,
broad
conformational
diversity,
high
photostability,
semiconducting
nature.
This
article
discusses
recent
progress
usefulness
P-MOFs.
fabrication
procedures
P-MOFs
discussed,
followed
adsorptive
photocatalytic
removal
contaminants
relationships
between
geometries
light-harvesting
charge-transfer
mechanisms
degradation
highlighted.
Finally,
some
future
perspectives
obstacles
in
photodegradation
usage
along
with
feasible
research
directions
standardize
efficient
photocatalysts
improved
treatment.
Inorganic Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 12, 2025
The
photocatalytic
recovery
of
noble
metals
on
photosensitive
semiconductors
such
as
TiO2
is
well-established
for
forming
M/TiO2
but
has
notable
drawbacks.
suffers
from
low
conversion
efficiency
due
to
significant
recombination
photogenerated
electron–hole
pairs.
Its
wide
energy
band
gap
(3.2
eV)
also
restricts
excitation
high-energy
UV
light,
limiting
its
use
with
solar
energy.
This
study
proposes
an
efficient
alternative
using
hybrid
polyoxometalate
(POM)–porphyrin
copolymers
the
Ag
and
Pt
under
visible
light.
Copolymeric
films
composed
polyoxometalates
porphyrins
have
been
obtained
by
electrooxidation
5,15-(di-p-tolyl)porphyrin
(H2T2P)
or
2,3,7,8,12,13,17,18-octaethylporphine
zinc(II)
(ZnOEP)
together
Keggin
Wells–Dawson-type
organosilyl
polyoxophosphotungstate
([PW11Si2O40C26H16N2]TBA3
[P2W17Si2O62C26H16N2]TBA6).
In
these
films,
porphyrin
subunits
can
be
excited
illumination,
acting
photosensitizers
that
transfer
electrons
catalysts.
Notably,
POM–porphyrin
demonstrated
high
in
Pt(IV)
photoreduction
over
repeated
cycles
without
catalyst
degradation.
Molecules,
Год журнала:
2024,
Номер
29(7), С. 1612 - 1612
Опубликована: Апрель 3, 2024
In
this
study,
two
distinct
photocatalysts,
namely
tin(IV)porphyrin-sensitized
titanium
dioxide
nanotubes
(SnP-TNTs)
and
nanofibers
(TNFs),
were
synthesized
characterized
using
various
spectroscopic
techniques.
SnP-TNTs
formed
through
the
hydrothermal
reaction
of
NaOH
with
TiO2
(P-25)
nanospheres
in
presence
Sn(IV)porphyrin
(SnP),
resulting
a
transformation
into
Sn(IV)porphyrin-imbedded
nanotubes.
contrast,
under
similar
conditions
but
absence
SnP,
evolved
(TNFs).
Comparative
analysis
revealed
that
exhibited
remarkable
enhancement
visible
light
photodegradation
model
pollutants
compared
to
(P-25),
or
TNFs.
The
superior
activity
was
primarily
attributed
synergistic
effects
between
leading
altered
conformational
frameworks,
increased
surface
area,
enhanced
thermo-chemical
stability,
unique
morphology,
outstanding
cationic
methylene
blue
dye
(MB
dye).
With
rapid
removal
rate
95%
within
100
min
(rate
constant
=
0.0277
min−1),
demonstrated
excellent
degradation
capacity,
high
reusability,
low
catalyst
loading,
positioning
them
as
more
efficient
than
conventional
catalysts.
This
report
introduces
novel
direction
for
porphyrin-incorporated
catalytic
systems,
holding
significance
future
applications
environmental
remediation.
Nanomaterials,
Год журнала:
2025,
Номер
15(1), С. 59 - 59
Опубликована: Янв. 2, 2025
Two
porphyrin-based
polymeric
frameworks,
SnP-BTC
and
SnP-BTB,
as
visible
light
photocatalysts
for
wastewater
remediation
were
prepared
by
the
solvothermal
reaction
of
trans-dihydroxo-[5,15,10,20-tetrakis(phenyl)porphyrinato]tin(IV)
(SnP)
with
1,3,5-benzenetricarboxylic
acid
(H3BTC)
1,3,5-tris(4-carboxyphenyl)benzene
(H3BTB),
respectively.
The
strong
bond
between
carboxylic
group
H3BTC
H3BTB
axial
hydroxyl
moiety
SnP
leads
to
formation
highly
stable
architectures.
Incorporating
onto
surface
changes
conformational
frameworks
well
produces
rigid
structural
transformation
that
includes
permanent
porosity,
good
thermodynamic
stability,
interesting
morphology,
excellent
photocatalytic
degradation
activity
against
AM
dye
TC
antibiotic
under
irradiation.
activities
found
be
95%
SnP-BTB
87%
within
80
min.
Within
60
min
exposure,
70%
60%
SnP-BTC.
enhanced
catalytic
photodegradation
performances
attributed
synergistic
effect
groups.
connectors
strongly
resist
separation
from
during
experiments.
Therefore,
high
rate
low
catalyst
loading
make
or
more
efficient
than
other
reported
catalysts.
Thus,
present
investigations
on
hold
great
promise
in
tackling
treatment
dyeing
wastewater.
ACS Applied Materials & Interfaces,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 2, 2025
The
separation
of
m-cresol
(m-cre),
p-cresol
(p-cre),
and
2,6-xylenol
(2,6-xyl)
poses
a
significant
challenge
in
industrial
processes.
This
study
focuses
on
selectively
separating
m-cre
p-cre
from
ternary
mixture
using
cucurbit[7]uril
(Q[7])
aqueous
solution
to
achieve
the
near-perfect
purification
2,6-xyl.
Experimental
results
show
that
can
be
encapsulated
by
Q[7]
host,
while
2,6-xyl,
due
its
larger
volume,
cannot
encapsulated.
synergistic
effect
steric
hindrance
complex
stability
contributes
effective
host-guest
selective
encapsulation
separation.
easily
recovered
reused
without
decrease
performance.
In
simulated
experiment,
purity
purified
cresol
reached
100%.
research
underscores
importance
macrocyclic
host
molecules
enhancing
separations
reducing
energy
costs
through
precise
guest
molecule
recognition.
Microplastics,
Год журнала:
2025,
Номер
4(1), С. 11 - 11
Опубликована: Март 1, 2025
Microplastics
(MPs)
are
currently
a
serious
environmental
problem,
primarily
due
to
their
persistence
in
the
environment,
low
concentration,
and
difficulty
detection
disposal.
MPs
have
also
been
detected
humans
shown
be
harmful.
Although
there
methodologies
for
recovery
or
elimination
most
water
treatment
plants,
significant
portion
still
bypasses
these
systems.
It
is
this
percentage
that
we
must
try
eliminate.
In
addition
finding
new
of
MPs,
it
important
find
materials
adapted
process.
context,
metal–organic
frameworks
(MOFs)
high-versatility
compounds
can
synthesized
using
different
techniques
obtain
with
properties,
such
as
porosity,
morphology,
conductivity,
etc.
These
adsorb
ways,
electrostatic
interaction,
bond
formation,
etc.,
they
obtained
by
containing
metals
catalyze
reactions
formation
highly
reactive
species
oxidize
MPs.
This
review
examines
how
MOF
gained
attention
adsorption-based
removal
discusses
problems
associated
possible
solutions.
Inorganic Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 8, 2025
Two
novel
POM@MOFs,
{H3Zn2.5(H2O)10[Ru(dcbpy)3][PMo11VIMoVO40]}·2H2O
(RuZn-PMo)
and
{H3Ni2.5(H2O)12[Ru(dcbpy)3][PMo11VIMoVO40]}·5H2O
(RuNi-PMo),
have
been
synthesized
through
a
traditional
hydrothermal
method.
They
are
composed
of
[Ru(bpy)3]2+-derived
hexa-carboxylate
Keggin-type
anion
[PMo11VIMoVO40]4-.
In
addition,
their
structures
were
well
characterized
by
various
spectroscopic
methods.
Under
the
irradiation
visible
light
(λ
>
400
nm),
RuZn-PMo
RuNi-PMo
as
heterogeneous
photocatalysts
showed
efficient
photocatalytic
performance
in
coupling
reaction
amines,
with
TONs
451
454,
respectively.
Moreover,
exhibited
excellent
reusability
stability
after
three
continuous
cycles.
Besides,
EPR
measurements
performed
to
elucidate
mechanism.
