ACS Omega,
Journal Year:
2023,
Volume and Issue:
8(35), P. 31600 - 31619
Published: Aug. 15, 2023
Catalysts
played
a
crucial
role
in
advancing
modern
human
civilization,
from
ancient
times
to
the
industrial
revolution.
Due
high
cost
and
limited
availability
of
traditional
catalysts,
there
is
need
develop
cost-effective,
high-activity,
nonprecious
metal-based
electrocatalysts.
Metal-organic
frameworks
(MOFs)
have
emerged
as
an
ideal
candidate
for
heterogeneous
catalysis
due
their
physicochemical
properties,
hybrid
inorganic/organic
structures,
uncoordinated
metal
sites,
accessible
organic
sections.
MOFs
are
nanoporous
crystalline
materials
that
can
be
used
catalysts
facilitate
polymerization
reactions.
Their
chemical
structural
diversity
make
them
effective
various
reactions
compared
catalysts.
been
applied
gas
storage
separation,
ion-exchange,
drug
delivery,
luminescence,
sensing,
nanofilters,
water
purification,
catalysis.
The
review
focuses
on
MOF-enabled
value-added
compound
production,
including
alcohol
oxidation,
olefin
oligomerization,
offer
tunable
porosity,
spatial
density,
single-crystal
XRD
control
over
catalyst
properties.
In
this
review,
were
focused
CO2
fixation,
reduction,
photoelectrochemical
splitting.
Overall,
great
potential
versatile
diverse
applications
future.
Alexandria Engineering Journal,
Journal Year:
2023,
Volume and Issue:
76, P. 505 - 516
Published: June 22, 2023
Over
the
past
few
decades,
there
has
been
a
significant
increase
in
population
and
unsustainable
urbanization,
resulting
exploitation
of
water
energy
resources
on
large
scale.
This
led
to
rise
demand
for
freshwater,
which,
turn,
caused
pollution
due
improper
disposal
wastewater
from
various
sources
such
as
industries,
agriculture,
households.
The
industries
often
contains
toxic
heavy
metals
harmful
emerging
contaminants
(ECs),
which
can
harm
living
beings
cannot
biodegrade.
Hence,
it
is
severe
issue
that
needs
be
addressed.
To
combat
this
problem,
treatments
are
necessary
two
main
reasons:
firstly,
recycle
reuse
meet
future
human
reduce
scarcity,
secondly,
ensure
compliance
with
discharge
standards
environmental
sustainability
while
minimizing
groundwater
soil
contamination.
In
review,
several
treatment
technologies
comprising
physical,
chemical,
biological
methods
have
discussed
critically.
state-of-the-art
discussion
different
existing
techniques
their
limitations
deliberated.
Finally,
contemporary
trends
highlighted.
The Journal of Organic Chemistry,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 9, 2025
In
this
study,
a
novel
approach
that
combines
photoinduced
electron
transfer
(ET)
with
hydrogen
atom
(HAT)
has
been
introduced
for
the
selective
β-C(sp3)–H
pyridination
of
carbonyl
compounds.
This
method
is
notable
its
absence
transition
metals
and
ability
to
function
under
benign
reaction
conditions,
resulting
in
range
pyridinated
derivatives
consistently
moderate
good
yields.
The
significance
technique
further
underscored
by
potential
late-stage
functionalization
pharmaceutically
significant
molecules.
Mechanistic
investigations
confirmed
proceeds
via
radical-mediated
pathway.
