ACS Applied Materials & Interfaces,
Journal Year:
2024,
Volume and Issue:
16(20), P. 26521 - 26536
Published: May 7, 2024
A
functionalization
process
has
been
developed
and
the
experimental
conditions
optimized
allowing
immobilization
of
first-row
transition
metal
(Mn+)
containing
polyoxometalates
(POMs)
with
formula
[M(H2O)P2W17O61](10–n)–
on
transparent
indium–tin
oxide
(ITO)
electrodes
for
electrochromic
applications.
Both
flat
ITO
grafted
4-sulfophenyl
moieties
sulfonate-functionalized
vertically
oriented
silica
films
have
used
as
electrode
supports
to
evaluate
possible
confinement
effects
provided
by
mesoporous
matrix
stability
modified
surfaces
their
properties.
Functionalization
involved
a
two-step
sequential
process:
(i)
hexaaqua
metallic
ions,
such
Fe(H2O)63+,
onto
materials
achieved
through
hydrogen
bonding
interactions
between
sulfonate
functions
aqua
ligands
(water
molecules)
coordinated
ions
facilitating
stabilizing
attachment
sulfonated
surfaces;
(ii)
coordination
[P2W17O61]10–
species
generate
"in
situ"
target
[Fe(H2O)P2W17O61]7–
moieties.
Comparison
characterized
clearly
evidenced
significant
improvement
in
long-term
nanostructured
[Fe(H2O)P2W17O61]7–-functionalized
compared
less
constrained
[Fe(H2O)P2W17O61]7–-modified
which
rapid
loss
was
observed.
Concordantly,
POM
confined
coated
gave
rise
much
better
stable
properties,
transmittance
modulation
40%
at
515
nm.
Polyoxometalates,
Journal Year:
2023,
Volume and Issue:
2(3), P. 9140037 - 9140037
Published: Sept. 26, 2023
Polyoxometalate
(POM)
based
binary
and
ternary
hybrids,
including
the
combination
of
POMs,
semiconductors,
nanostructured
carbon
(carbon
nanotube
(CNT),
graphene,
dots
et
al.)
metal
nanoparticles
(MNPs),
are
key
materials
in
photoelectrocatalysis.
POM
play
a
role
constructing
nanohybrids
contributing
to
their
photoelectrochemical
catalytic
properties.
These
composites
combine
properties
from
two
or
three
functional
nanoscale
materials,
resulting
wider
range
applications,
catalysis,
energy
conversion
storage,
molecular
sensors
electronics.
Herein,
we
summarize
latest
progress
(POM/Metal,
POM/semiconductor
POM/nanocarbon)
(Metal/POM/nanocarbon)
with
focus
on
for
photocatalysis,
fuel
cells,
biosensors
devices.
Current
applications
critically
assessed
promising
future
target
systems
discussed.
Chemical Physics Impact,
Journal Year:
2023,
Volume and Issue:
7, P. 100255 - 100255
Published: June 25, 2023
The
production
of
assorted
metal
nanoparticles
based
on
greener
synthesis
approaches
has
garnered
immense
attention,
which
influences
most
humans
and
the
environment.
Metal
are
becoming
increasingly
useful
in
many
areas
our
everyday
lives
including
medical
sciences.
In
this
context,
deployment
advantageous
methodology
open
new
avenues
for
researchers
to
generate
adhering
green
chemistry
principles
exploiting
locally
available
abundant
resources
rather
than
toxic
chemicals.
Various
plant
materials
can
be
utilized
synthesize
as
they
easy
access,
inexpensive,
safe,
good
environment,
readily
deployed
biosynthesis
diverse
sizes
well
shapes,
incorporate
unique
properties
constituents
their
assembly.
This
review
article
provides
a
comprehensive
discussion
different
using
renewable
sustainable
eco-friendly
entities.
Finally,
future
outlook
fabrication
by
means
method
been
discussed.
Critical Reviews in Analytical Chemistry,
Journal Year:
2022,
Volume and Issue:
54(3), P. 565 - 598
Published: June 26, 2022
Covalent
organic
frameworks
(COFs)
are
a
class
of
emerging
materials
that
synthesized
based
on
the
covalent
bonds
between
different
building
blocks.
COFs
possess
unique
attributes
in
terms
high
porosity,
tunable
structure,
ordered
channels,
easy
modification,
large
surface
area,
and
great
physical
chemical
stability.
Due
to
these
features,
have
been
extensively
applied
as
adsorbents
various
extraction
modes.
Enhanced
performance
could
be
reached
with
modified
COFs,
where
presented
composites
other
including
nanomaterials,
carbon
its
derivatives,
silica,
metal-organic
frameworks,
molecularly
imprinted
polymers,
etc.
This
review
article
describes
recent
advances,
developments,
applications
COF-based
being
utilized
methods.
The
their
properties,
synthesis
approaches
well
composite
structures
reviewed.
Most
importantly,
suggested
mechanisms
for
analyte(s)
by
also
discussed.
Finally,
current
challenges
future
prospects
methods
summarized
considered
order
provide
more
insights
into
this
field.
