DFT Inquest on a 3d Transition Metal-Adsorbed Porphyrin Sheet for Spintronic and Optoelectronic Applications
ACS Applied Electronic Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Апрель 8, 2025
Язык: Английский
Porphyrin-Based Sorbents for the Enrichment and Removal of Metal Ions
Molecules,
Год журнала:
2025,
Номер
30(10), С. 2238 - 2238
Опубликована: Май 21, 2025
Porphyrins
and
their
derivatives
are
excellent
materials
with
specific
physical
photochemical
properties
in
medical,
chemical,
technological
applications.
In
chemistry,
applied
to
create
new
functional
characteristics,
such
as
porphyrin-based
sorbents
combined
porous
organic
polymers,
silica,
carbon
nanostructures,
or
metal–organic
frameworks.
This
review
covers
the
applications
of
porphyrins
metalloporphyrins
preparing
using
for
metal
ion
enrichment
separation.
Uncommon
that
utilize
porphyrins,
light-enhanced
processes
redox
selective
sorption
photocatalytic
conversion
ions,
also
discussed.
These
suggest
fields
use,
removal
recycling
metals
from
electronic
waste
elimination
heavy
environment.
Язык: Английский
Design of a New Catalyst, Manganese(III) Complex, for the Oxidative Degradation of Azo Dye Molecules in Water Using Hydrogen Peroxide
Molecules,
Год журнала:
2024,
Номер
29(21), С. 5217 - 5217
Опубликована: Ноя. 4, 2024
In
the
current
work,
chloro(meso-tetrakis(phenyl)porphyrin)
manganese(III)
[Mn(TPP)Cl]
was
synthesized
following
two
steps:
preparation
of
meso-tetraphenylporphyrin
(H2TPP)
and
insertion
manganese
into
free
porphyrin
H2TPP.
The
compounds
were
characterized
using
SEM,
FT-IR,
UV,
TGA/DTA,
XRD
analyses.
Manganese(III)
meso-porphyrins
exhibited
hyper-type
electronic
spectra
with
a
half-vacant
metal
orbital
symmetry,
such
as
[dπ:dxz
dyz].
thermal
behavior
[Mn(TPP)(Cl)]
changed
(three-step
degradation
process)
compared
to
initial
H2TPP
(one-step
process),
confirming
core
Furthermore,
used
degrade
calmagite
(an
azo
dye)
H2O2
an
oxidant.
effects
dye
concentration,
reaction
time,
dose,
temperature
investigated.
solution
completely
degraded
in
presence
[Mn(TPP)(Cl)]/H2O2
at
pH
=
6,
20
°C,
C0
30
mg/L,
40
mL/L.
computed
low
activation
energy
(Ea
10.55
Kj/mol)
demonstrated
efficiency
proposed
catalytic
system
for
degradation.
Overall,
based
on
synthesis
process
excellent
results,
prepared
could
be
effective
catalyst
treatment
calmagite-contaminated
effluents.
Язык: Английский
Porphyrin-Polymer as a Photosensitizer Prodrug for Antimicrobial Photodynamic Therapy and Biomolecule Binding Ability
Biomacromolecules,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 8, 2024
This
study
presents
the
development
and
characterization
of
a
novel
porphyrin-Jeffamine
polymer
conjugate
designed
to
function
as
photosensitizer
prodrug
for
antimicrobial
photodynamic
therapy
(aPDT).
The
features
photosensitive
porphyrin
unit
covalently
attached
biocompatible
backbone,
with
enhanced
solubility,
stability,
bioavailability
compared
those
free
derivatives.
photophysical
properties
were
studied
using
transient
absorption
spectroscopy
spanning
fs-μs
time
scales
in
addition
emission
studies.
production
reactive
oxygen
species
upon
photoactivation
enabled
effective
bacterial
cell
killing.
Spectroscopic
studies
confirmed
strong
binding
DNA
through
intercalation,
likely
disrupting
replication
transcription.
Interaction
bovine
serum
albumin
demonstrated
substantial
protein
binding,
which
may
positively
impact
pharmacokinetics
biodistribution.
Overall,
this
porphyrin-polymer
offers
multifunctional
theranostic
platform,
combining
action
potential,
positioning
it
promising
candidate
aPDT
bioimaging
applications.
Язык: Английский