Energy & Fuels,
Journal Year:
2024,
Volume and Issue:
38(5), P. 4203 - 4216
Published: Feb. 9, 2024
The
current
focus
in
biomass
conversion
research
is
to
achieve
high
yields
and
selectivity
of
5-hydroxymethylfurfural
(HMF)
as
a
platform
chemical
from
renewable
sources,
emphasizing
the
need
for
sustainable
efficient
heterogeneous
acid
catalyst.
goal
develop
low-cost,
energy-efficient
approach
that
aligns
with
sustainability
principles.
In
this
work,
graphitic
carbon
nitride
bearing
Brönsted
sites
(g-C3N4–SO3H)
was
synthesized
applied
catalyst
converting
carbohydrates
into
HMF
dimethyl
sulfoxide
(DMSO)
solvent.
structure
determined
using
modern
spectroscopic
techniques
such
Fourier-transform
infrared
spectroscopy
(FT-IR),
energy-dispersive
X-ray
(EDX),
diffraction
(XRD),
scanning
electron
microscopy
(SEM),
high-resolution
photoelectron
spectrometry
(HRXPS),
transmission
(TEM),
Brunauer–Emmett–Teller
(BET),
thermogravimetric
analysis
(TGA)
evaluated
stability
order
optimize
reaction
efficiency,
several
factors
were
examined,
temperature,
solvents,
mass,
time.
These
parameters
carefully
studied
adjusted
conditions.
As
result,
yield
highest
at
about
60%
after
3
h
120
°C
g-C3N4–SO3H
(30
mg)
fructose
substrate.
combination
AlCl3
gave
an
excellent
yield,
which
accounted
58%
glucose
°C.
Additionally,
employed
our
study
can
be
easily
recovered
reused
subsequent
reactions.
Our
presents
straightforward
procedure
synthesizing
catalyst,
enabling
or
within
short
Angewandte Chemie International Edition,
Journal Year:
2023,
Volume and Issue:
62(34)
Published: May 12, 2023
Thermocatalysis
of
CO2
into
high
valuable
products
is
an
efficient
and
green
method
for
mitigating
global
warming
other
environmental
problems,
which
Noble-metal-free
metal-organic
frameworks
(MOFs)
are
one
the
most
promising
heterogeneous
catalysts
thermocatalysis,
many
excellent
researches
have
been
published.
Hence,
this
review
focuses
on
obtained
from
various
conversion
reactions
catalyzed
by
noble-metal-free
MOFs,
such
as
cyclic
carbonates,
oxazolidinones,
carboxylic
acids,
N-phenylformamide,
methanol,
ethanol,
methane.
We
classified
these
published
references
according
to
types
products,
analyzed
methods
improving
catalytic
efficiency
MOFs
in
reaction.
The
advantages
using
MOF
were
also
discussed
along
text.
This
concludes
with
future
perspectives
challenges
be
addressed
potential
research
directions.
believe
that
will
helpful
readers
attract
more
scientists
join
topic
conversion.
Clean Technologies,
Journal Year:
2022,
Volume and Issue:
4(4), P. 1193 - 1207
Published: Nov. 17, 2022
One
of
society’s
major
current
challenges
is
carbon
dioxide
emissions
and
their
consequences.
In
this
context,
new
technologies
for
(CO2)
capture
have
attracted
much
attention.
these
utilization
(CCU).
This
work
focuses
on
the
latest
trends
in
a
holistic
approach
to
utilization.
Absorption,
adsorption,
membranes,
chemical
looping
are
considered
CO2
capture.
Each
technology
described,
its
benefits
drawbacks
discussed.
For
use
dioxide,
various
possible
applications
CCU
starting
with
agriculture
proceeding
conversion
into
fuels
(catalytic
processes),
chemicals
(photocatalytic
polymers,
building
supplies.
decades,
has
been
used
industrial
processes,
such
as
CO2-enhanced
oil
recovery,
food
industry,
organic
compound
production
(such
urea),
water
treatment,
and,
therefore,
flame
retardants
coolants.
There
also
several
CO2-utilization
at
stages
development
exploitation,
electrochemical
fuels,
supercritical
CO2.
At
end
review,
future
opportunities
discussed
regarding
machine
learning
(ML)
life
cycle
assessment
(LCA).
Green Chemistry,
Journal Year:
2024,
Volume and Issue:
26(5), P. 2476 - 2504
Published: Jan. 1, 2024
Hypercrosslinked
polymers
and
the
resultant
carbon
materials
are
promising
platforms
for
CO
2
capture
conversion,
because
of
their
high
specific
surface
areas,
modifiable
accessible
functionalities.
Polymers,
Journal Year:
2023,
Volume and Issue:
15(8), P. 1891 - 1891
Published: April 14, 2023
Porous
organic
polymers
(POPs)
have
plenteous
exciting
features
due
to
their
attractive
combination
of
microporosity
with
π-conjugation.
Nevertheless,
electrodes
based
on
pristine
forms
suffer
from
severe
poverty
electrical
conductivity,
precluding
employment
within
electrochemical
appliances.
The
conductivity
POPs
may
be
significantly
improved
and
porosity
properties
could
further
customized
by
direct
carbonization.
In
this
study,
we
successfully
prepared
a
microporous
carbon
material
(Py-PDT
POP-600)
the
carbonization
Py-PDT
POP,
which
was
designed
using
condensation
reaction
between
6,6′-(1,4-phenylene)bis(1,3,5-triazine-2,4-diamine)
(PDA-4NH2)
4,4′,4′′,4′′′-(pyrene-1,3,6,8-tetrayl)tetrabenzaldehyde
(Py-Ph-4CHO)
in
presence
dimethyl
sulfoxide
(DMSO)
as
solvent.
obtained
POP-600
high
nitrogen
content
had
surface
area
(up
314
m2
g−1),
pore
volume,
good
thermal
stability
N2
adsorption/desorption
data
thermogravimetric
analysis
(TGA).
Owing
area,
as-prepared
showed
excellent
performance
CO2
uptake
(2.7
mmol
g−1
at
298
K)
specific
capacitance
550
F
0.5
A
compared
POP
(0.24
28
g−1).
Advanced Science,
Journal Year:
2024,
Volume and Issue:
11(14)
Published: Feb. 7, 2024
Abstract
Rising
carbon
dioxide
(CO
2
)
levels
in
the
atmosphere
are
recognized
as
a
threat
to
atmospheric
stability
and
life.
Although
this
greenhouse
gas
is
being
produced
on
large
scale,
there
solutions
reduction
indeed
utilization
of
gas.
Many
these
involve
costly
or
unstable
technologies,
such
air‐sensitive
metal–organic
frameworks
(MOFs)
for
CO
capture
“non‐green”
systems
amine
scrubbing.
Conjugated
microporous
polymers
(CMPs)
represent
simpler,
cheaper,
greener
solution
utilization.
They
often
easy
synthesize
at
scale
(a
one
pot
reaction
many
cases),
chemically
thermally
stable
(especially
comparison
with
their
MOF
covalent
organic
framework
(COF)
counterparts,
owing
amorphous
nature),
and,
result,
cheap
manufacture.
Furthermore,
surface
areas,
tunable
porous
chemical
structures
mean
they
reported
highly
efficient
motifs.
In
addition,
provide
dual
pathway
utilize
captured
via
conversion
electrochemical
into
industrially
valuable
products.
Recent
studies
show
that
all
attractive
properties
can
be
realized
metal‐free
CMPs,
presenting
truly
green
option.
The
promising
results
two
fields
CMP
applications
reviewed
explored
here.
Nature Communications,
Journal Year:
2024,
Volume and Issue:
15(1)
Published: May 16, 2024
Le
Chatelier's
principle
is
a
basic
rule
in
textbook
defining
the
correlations
of
reaction
activities
and
specific
system
parameters
(like
concentrations),
serving
as
guideline
for
regulating
chemical/catalytic
systems.
Here
we
report
model
breaking
this
constraint
O
