ACS ES&T Water,
Год журнала:
2024,
Номер
4(9), С. 4218 - 4227
Опубликована: Авг. 27, 2024
The
architectural
configuration
of
an
electrode
material
significantly
impacts
its
capacitive
deionization
(CDI)
performance,
particularly
due
to
the
disparity
in
ion
diffusion
resistance
between
surface
and
core.
To
mitigate
this
disparity,
a
hollowing
methodology
was
employed
revamp
conventional
porous
carbon
spheres.
Hierarchically
hollow
spheres
(HCSs)
were
synthesized
by
thermal
annealing
phenol
formaldehyde
resin-coated
melamine
resin
(MFSs)
inert
gas
at
800
°C.
advantage
employing
modified
MFSs
as
templates
lies
their
complete
degradation
during
annealing,
feature
not
observed
with
commercial
polystyrene
microspheres.
Unlike
mesoporous
SiO2
microspheres
which
require
additional
hydrofluoric
acid
treatment,
these
do
not.
HCS-100
exhibited
exceptional
NaCl
adsorption
capacity,
achieving
salt
capacity
25.20
mg
g–1
rate
2.78
min–1
under
working
voltage
1.2
V.
This
performance
demonstrated
initial
solution
concentration
500
L–1,
it
maintained
impressive
stability
over
70
cycles.
results
demonstrate
that
strategy
is
direct
yet
powerful
way
enhance
CDI
materials.
utilization
MFS
template
simplifies
fabrication
process,
contributing
overall
effectiveness
approach.
The
utilization
of
electrolyte
additives
has
been
regarded
as
an
efficient
strategy
to
construct
dendrite-free
aqueous
zinc-ion
batteries
(AZIBs).
However,
the
blurry
screening
criteria
and
time-consuming
experimental
tests
inevitably
restrict
application
prospect
additive
strategy.
With
rise
artificial
intelligence
technology,
machine
learning
(ML)
provides
avenue
promote
upgrading
energy
storage
devices.
Herein,
we
proposed
intriguing
ML-assisted
method
accelerate
development
efficiency
on
AZIBs.
Concretely,
selected
Gutmann
donor
number
(DN
value)
a
screen
parameter,
which
can
reflect
interaction
between
solvent
molecules
ions,
integrated
ML
model
that
predict
DN
values
organic
via
molecular
fingerprints,
thereby
achieving
additives.
Then,
combined
with
theoretical
calculations,
influence
law
three
different
thermodynamic
stability
Zn
anode
its
corresponding
optimization
mechanisms
were
revealed;
are
in
positive
correlation
electrochemical
performance
anode.
Especially,
isopropyl
alcohol
(IPA)
high
value
(36)
various
Zn-based
cells
presented
superior
performance,
including
calendar
life
(1500
h),
stable
Coulombic
(99%
within
450
cycles),
favorable
cycling
retention.
This
work
pioneers
techniques
for
predicting
additives,
offering
compelling
investigation
Environmental Science & Technology,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 30, 2025
Covalent
organic
frameworks
(COFs)
are
porous
crystalline
materials
obtained
by
linking
ligands
covalently.
Their
high
surface
area
and
adjustable
pore
sizes
make
them
ideal
for
a
range
of
applications,
including
CO2
capture,
CH4
storage,
gas
separation,
catalysis,
etc.
Traditional
methods
material
research,
which
mainly
rely
on
manual
experimentation,
not
particularly
efficient,
while
with
advancements
in
computer
science,
high-throughput
computational
screening
based
molecular
simulation
have
become
crucial
discovery,
yet
they
face
limitations
terms
resources
time.
Currently,
machine
learning
(ML)
has
emerged
as
transformative
tool
many
fields,
capable
analyzing
large
data
sets,
identifying
underlying
patterns,
predicting
performance
efficiently
accurately.
This
approach,
termed
"materials
genomics",
combines
ML
to
predict
design
high-performance
materials,
significantly
speeding
up
the
discovery
process
compared
traditional
methods.
review
discusses
functions
screening,
design,
prediction
COFs
highlights
their
applications
across
various
domains
like
thereby
providing
new
research
directions
enhancing
understanding
COF
applications.
Materials Horizons,
Год журнала:
2024,
Номер
11(21), С. 5209 - 5219
Опубликована: Янв. 1, 2024
With
the
gradually
increasing
requirement
for
freshwater,
capacitive
deionization
(CDI)
as
a
burgeoning
desalination
technique
has
gained
wide
attention
owing
to
its
merits
of
easy
operation,
high
efficiency,
and
environmental
friendliness.
To
enhance
performance
CDI,
different
CDI
architectures
are
designed,
such
membrane
hybrid
flow-electrode
CDI.
However,
these
systems
have
their
own
drawbacks,
cost
membranes,
capacity
limitation
carbon
materials
slurry
blockage,
which
severely
limit
practical
application.
Notably,
rocking-chair
(RCDI)
composed
symmetric
electrode
delivers
excellent
because
special
dual
chamber
structure,
can
not
only
break
through
limitations
materials,
but
also
deliver
continuous
process.
Although
RCDI
showcases
promise
efficient
desalination,
few
works
systematically
summarize
advantages
applications
in
field.
This
review
offers
thorough
analysis
RCDI,
focusing
on
structure
designs
applications.
Furthermore,
performances
other
compared
demonstrate
prospect
is
elucidated.
