Angewandte Chemie International Edition,
Journal Year:
2022,
Volume and Issue:
61(41)
Published: Aug. 18, 2022
Covalent
organic
framework
(COF)
membranes
with
tunable
ordered
channels
and
free
groups
hold
great
promise
in
molecular
separations
owing
to
the
synergy
of
physical
chemical
microenvironments.
Herein,
we
develop
a
defect
engineering
strategy
fabricate
COF
for
efficient
CO2
separation.
Abundant
amino
are
situ
generated
on
nanosheets
arising
from
missing-linker
defects
during
reactive
assembly
amine
monomer
mixed
aldehyde
monomers.
The
assembled
membranes.
Amino
groups,
as
facilitated
transport
carriers,
along
endow
membrane
high
permeances
exceeding
300
GPU
excellent
separation
selectivity
80
/N2
,
54
/CH4
gas
under
humidified
state.
Our
offers
facile
approach
generating
functional
other
diverse
separations.
Chemical Reviews,
Journal Year:
2021,
Volume and Issue:
121(17), P. 10666 - 10741
Published: Aug. 10, 2021
Computational
screening
methods
have
changed
the
way
new
materials
and
processes
are
discovered
designed.
For
adsorption-based
gas
separations
carbon
capture,
recent
efforts
been
directed
toward
development
of
multiscale
performance-based
workflows
where
we
can
go
from
atomistic
structure
an
adsorbent
to
its
equilibrium
transport
properties
at
different
scales,
eventually
separation
performance
process
level.
The
objective
this
work
is
review
current
status
approach,
discuss
potential
impact
on
field
screening,
highlight
challenges
that
limit
application.
We
compile
introduce
all
elements
required
for
development,
implementation,
operation
workflows,
hence
providing
a
useful
practical
guide
comprehensive
source
reference
scientific
communities
who
in
area.
Our
includes
information
about
available
databases,
state-of-the-art
molecular
simulation
modeling
tools,
complete
catalogue
data
parameters
each
stage
screening.
thoroughly
associated
with
availability,
consistency
models,
reproducibility
and,
finally,
propose
directions
future
field.
Chemical Society Reviews,
Journal Year:
2022,
Volume and Issue:
51(22), P. 9340 - 9370
Published: Jan. 1, 2022
This
review
describes
the
application
of
zeotype
materials
for
capture
CO
2
in
different
scenarios,
critical
parameters
defining
adsorption
performances,
and
challenges
zeolitic
adsorbents
capture.
Chemical Reviews,
Journal Year:
2023,
Volume and Issue:
123(8), P. 5139 - 5219
Published: April 9, 2023
Combustion
is
a
reactive
oxidation
process
that
releases
energy
bound
in
chemical
compounds
used
as
fuels─energy
needed
for
power
generation,
transportation,
heating,
and
industrial
purposes.
Because
of
greenhouse
gas
local
pollutant
emissions
associated
with
fossil
fuels,
combustion
science
applications
are
challenged
to
abandon
conventional
pathways
adapt
toward
the
demand
future
carbon
neutrality.
For
design
efficient,
low-emission
processes,
understanding
details
relevant
transformations
essential.
Comprehensive
knowledge
gained
from
decades
fossil-fuel
research
includes
general
principles
establishing
validating
reaction
mechanisms
models,
relying
on
both
theory
experiments
suite
analytic
monitoring
sensing
techniques.
Such
can
be
advantageously
applied
extended
configure,
analyze,
control
new
systems
using
different,
nonfossil,
potentially
zero-carbon
fuels.
Understanding
impact
its
links
chemistry
needs
some
background.
The
introduction
therefore
combines
information
exemplary
cultural
technological
achievements
nature
effects
emissions.
Subsequently,
methodology
described.
A
major
part
devoted
followed
by
discussion
selected
applications,
illustrating
future.
Carbon Capture Science & Technology,
Journal Year:
2022,
Volume and Issue:
4, P. 100059 - 100059
Published: July 14, 2022
The
global
industrialization
accelerates
the
use
of
fossil
fuels
and
hence
excessive
emissions
greenhouse
gasses,
especially
carbon
dioxide
(CO2),
which
poses
a
serious
threat
to
ecological
environment.
CO2
capture
is
considered
as
potential
strategy
reduce
amount
released
into
atmosphere.
development
adsorption
materials
that
are
both
economically
feasible
effective
most
critical
issue.
Biochar
promising
candidate
for
among
materials.
It
offers
diverse
range
raw
lower
environmental
impact
than
other
adsorbent
Even
though
pristine
biochar
could
be
employed
directly
capture,
it
generally
exhibits
poor
performance.
Therefore,
needs
modified
in
practical
applications
improve
physicochemical
properties
such
specific
surface
area,
pore
structure,
functional
groups.
This
paper
summaries
recent
research
advances
biochar-based
adsorbents
adsorption.
Pre-combustion
technology
post-combustion
investigated.
production
influence
process
conditions
on
capacity
described
detail.
mechanism
also
discussed,
summarized
physical
chemical
adsorption,
respectively,
well
corresponding
presentation
some
current
methods
physical/chemical
modification
biochar.
Finally,
future
prospects
proposed
order
provide
guideline
by
Despite
progress
made
more
efforts
needed
produce
with
higher
long-term
stability
large-scale
capture.
ACS Nano,
Journal Year:
2022,
Volume and Issue:
16(11), P. 17911 - 17930
Published: Oct. 31, 2022
Carbon
neutrality
is
one
of
the
central
topics
not
only
scientific
community
but
also
majority
human
society.
The
development
highly
efficient
carbon
dioxide
(CO2)
capture
and
utilization
(CCU)
techniques
expected
to
stimulate
routes
concepts
go
beyond
fossil
fuels
provide
more
economic
benefits
for
a
carbon-neutral
economy.
While
various
single-carbon
(C1)
multi-carbon
(C2+)
products
have
been
selectively
produced
date,
scope
CCU
can
be
further
expanded
valuable
chemicals
simple
species
by
integration
nitrogenous
reactants
into
CO2
reduction.
In
this
Review,
research
progress
toward
sustainable
production
high-value-added
(urea,
methylamine,
ethylamine,
formamide,
acetamide,
glycine)
from
catalytic
coupling
small
molecules
(NH3,
N2,
NO3–,
NO2–)
highlighted.
C–N
bond
formation
key
mechanistic
step
in
N-integrated
reduction,
so
we
focus
on
possible
pathways
starting
reduction
processes
as
well
attributes
that
enable
coupling.
We
propose
directions
prospects
field,
aiming
inspire
future
investigations
achieve
comprehensive
improvement
performance
product
systems.
Nature Communications,
Journal Year:
2023,
Volume and Issue:
14(1)
Published: Feb. 22, 2023
The
integrated
CO2
capture
and
conversion
(iCCC)
technology
has
been
booming
as
a
promising
cost-effective
approach
for
Carbon
Neutrality.
However,
the
lack
of
long-sought
molecular
consensus
about
synergistic
effect
between
adsorption
in-situ
catalytic
reaction
hinders
its
development.
Herein,
we
illustrate
promotions
through
constructing
consecutive
high-temperature
Calcium-looping
dry
reforming
methane
processes.
With
systematic
experimental
measurements
density
functional
theory
calculations,
reveal
that
pathways
reduction
carbonate
dehydrogenation
CH4
can
be
interactively
facilitated
by
participation
intermediates
produced
in
each
process
on
supported
Ni-CaO
composite
catalyst.
Specifically,
adsorptive/catalytic
interface,
which
is
controlled
balancing
loading
size
Ni
nanoparticles
porous
CaO,
plays
an
essential
role
ultra-high
conversions
96.5%
96.0%
at
650
°C,
respectively.