AIChE Journal,
Journal Year:
2023,
Volume and Issue:
70(3)
Published: Dec. 3, 2023
Abstract
The
development
of
inexpensive
and
robust
bifunctional
electrocatalysts
for
hydrogen
evolution
reactions
(HER)
oxygen
(OER)
was
crucial
renewable
energy
systems.
Herein,
a
novel
strategy
preparing
CoNiRu
alloy
nano‐electrocatalyst
capsulated
by
nitrogen‐doped
biochar
(CoNiRu@NLC)
using
carboxymethylated
lignin
macromolecules
proposed.
CoNiRu@NLC
exhibited
excellent
HER
OER
performance,
the
overall
water
splitting
voltage
only
1.47
V
at
10
mA/cm
2
with
catalytic
stability,
which
superior
to
noble
metal
catalysts
Pt/C
‖
RuO
.
Theoretical
calculations
confirmed
strong
electron
interaction
between
carbon
layer,
XPS
patterns
proved
that
electrons
transfer
from
Ru
CoNi,
significantly
boosted
electrocatalytic
activity.
This
study
demonstrated
importance
lignin‐driven
alloying
on
enhancing
performance
provided
concept
high‐efficiency
high‐value
utilization
polyphenol
biomass.
Small,
Journal Year:
2023,
Volume and Issue:
19(48)
Published: Aug. 3, 2023
Carbon
dots
(CDs),
a
new
type
of
carbon-based
fluorescent
nanomaterial,
have
attracted
widespread
attention
because
their
numerous
excellent
properties.
Lignocellulosic
biomass
is
the
most
abundant
renewable
natural
resource
and
possesses
broad
potential
to
manufacture
different
composite
smart
materials.
Numerous
studies
explored
using
components
(such
as
cellulose,
hemicellulose,
lignin)
in
lignocellulosic
produce
CDs.
There
are
few
papers
systemically
aiming
review
state-of-the-art
works
related
biomass-derived
In
this
review,
significant
advances
synthesis
processes,
formation
mechanisms,
structural
characteristics,
optical
properties,
applications
biomass-based
CDs
such
cellulose-based
CDs,
hemicellulose-based
lignin-based
latest
research
reviewed.
addition,
future
directions
on
improvement
technology
raw
materials
enhance
properties
proposed.
This
will
serve
road
map
for
scientists
engaged
exploring
more
science
fields
achieve
highest
material
performance
goals
Advanced Energy Materials,
Journal Year:
2024,
Volume and Issue:
14(32)
Published: June 19, 2024
Abstract
Common
precursors
for
carbon
materials
typically
include
petroleum‐based
polymers
or
MOF
materials.
However,
these
often
encounter
challenges
such
as
metal
aggregation,
high
cost,
and
metals
leaching.
In
this
work,
a
novel
of
approach
lignin‐metal
supramolecular
framework
complex
(MSF@Lignin)
is
introduced.
These
complexes
are
formed
through
oxidative
ammonolysis
lignin
(OAL)
to
synthesize
nitrogen‐doped
carbon‐encapsulated
CoRu
nanocatalyst
(CoRu@OALC)
via
in
situ
carbonization.
CoRu@OALC
exhibited
exceptional
performance
both
HER
(90
mV)
OER
(200
at
the
current
density
10
mA
cm
−2
,
with
an
overall
water
splitting
voltage
1.5
V
outstanding
stability
under
density.
During
pyrolysis
process,
became
encapsulated
by
lignin‐derived
carbon,
occurring
within
temperature
range
600–700
°C.
catalytic
active
sites
primarily
located
defects
showcasing
unique
“self‐healing”
phenomenon
layer.
Oxygen‐containing
intermediates
(
*
OH,
O,
OOH)
facilitated
reconstruction
on
layer,
while
hydrogen‐containing
H)
contributed
reappearance
defect‐rich
structure.
Green Chemistry,
Journal Year:
2024,
Volume and Issue:
26(13), P. 8020 - 8029
Published: Jan. 1, 2024
The
construction
strategy
of
designable
metal–polyphenol
coordination
polymers
has
the
potential
to
be
generally
applicable
produce
a
range
interesting
metal/carbon
composite
catalysts.
Green Chemistry,
Journal Year:
2024,
Volume and Issue:
26(6), P. 3418 - 3428
Published: Jan. 1, 2024
This
study
reports
a
green
method
of
grading
and
modifying
formic
acid
lignin
(FL),
which
was
used
to
prepare
stable
hydrophobic
coatings
via
the
solvent/anti-solvent
(ethanol/water)
self-assembly
method.
Advanced Functional Materials,
Journal Year:
2024,
Volume and Issue:
34(34)
Published: April 29, 2024
Abstract
Designing
a
bifunctional
electrocatalyst
with
high
performance
and
low‐cost
is
of
great
significance
to
promote
the
large‐scale
application
water
splitting.
Herein,
porous
Ru‐Ni2P/Fe2P
heterojunction
nanosheets
vertically
staggered
structure
are
rationally
fabricated
boost
alkaline
seawater
splitting
under
large
current
densities.
The
catalyst
exhibits
remarkable
activity
in
media,
requiring
only
274
331
mV
at
density
1000
mA
cm
−2
for
hydrogen
evolution
reaction
(HER)
oxygen
(OER),
respectively.
Additionally,
NiFeOOH
layer
formed
on
surface
proposed
as
active
phase
OER
performance.
Furthermore,
an
anion
exchange
membrane
(AEM)
electrolyzer
assembled
by
excellent
long‐term
durability
over
100
h,
achieving
500
2.0
V
60
°C.
Theoretical
calculations
reveal
that
Ni2P/Fe2P
integration
trace
Ru
leads
balanced
adsorption
desorption
properties.
Moreover,
sites
confirmed,
which
Ni
site
favorable
HER
Fe
conducive
OER.
This
work
provides
insight
into
designing
highly
efficient
cost‐effective
overall
Advanced Functional Materials,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 7, 2025
Abstract
The
conversion
of
lignin
into
aviation
fuel
offers
a
promising,
energy‐efficient
route
for
sustainable
jet
production.
key
to
this
transformation
lies
in
the
selective
hydrogenation
lignin's
aromatic
rings,
deoxygenation
its
oxygen‐containing
and
phenolic
hydroxyl
groups,
cleavage
bonds
between
polycyclic
hydrocarbons.
Using
phosphorus‐doped
CoMn‐P
catalyst,
electrochemical
lignin,
assisted
by
light,
can
reduce
energy
consumption
≈20%,
resulting
significant
yield
hydrocarbons
cycloalkanes.
Phosphorus
doping
modulates
catalyst's
electronic
structure,
enhancing
adsorption
β─O─4
bonds,
methoxy
thereby
enabling
with
low
reaction
barrier.
This
approach
provides
an
innovative
pathway
directly
converting
hydrocarbon
mixtures
suitable
fuel.
Small,
Journal Year:
2023,
Volume and Issue:
19(35)
Published: April 27, 2023
Sodium-ion
batteries
(SIBs)
have
attracted
tremendous
attention
as
promising
low-cost
energy
storage
devices
in
future
grid-scale
management
applications.
Bismuth
is
a
anode
for
SIBs
due
to
its
high
theoretical
capacity
(386
mAh
g-1
).
Nevertheless,
the
huge
volume
variation
of
Bi
during
(de)sodiation
processes
can
cause
pulverization
particulates
and
rupture
solid
electrolyte
interphase
(SEI),
resulting
quick
decay.
It
demonstrated
that
rigid
carbon
framework
robust
SEI
are
two
essentials
stable
anodes.
A
lignin-derived
carbonlayer
wrapped
tightly
around
bismuth
nanospheres
provides
conductive
pathway,
while
delicate
selection
linear
cyclic
ether-based
electrolytes
enable
films.
These
merits
long-term
cycling
process
LC-Bi
anode.
The
composite
delivers
outstanding
sodium-ion
performance
with
an
ultra-long
cycle
life
10
000
cycles
at
current
density
5
excellent
rate
capability
94%
retention
ultrahigh
100
.
Herein,
underlying
origins
improvement
elucidated,
which
rational
design
strategy
anodes
practical
SIBs.
Angewandte Chemie International Edition,
Journal Year:
2024,
Volume and Issue:
63(48)
Published: Aug. 28, 2024
Abstract
Monocomponent
catalysts
exhibit
the
limited
catalytic
conversion
of
polysulfides
due
to
their
intrinsic
electronic
structure,
but
activity
can
be
improved
by
introducing
heteroatoms
regulate
its
structure.
However,
rational
selection
principles
doping
elements
remain
unclear.
Here,
we
are
guided
theoretical
calculations
select
suitable
based
on
balanced
relationship
between
adsorption
strength
lithium
(LiPSs)
and
sulfide.
We
apply
screening
method
develop
a
new
catalyst
phosphorus
doped
RuSe
2
,
manifesting
further
enhanced
conductivity
compared
with
original
facilitating
charge
transfer
modulating
d‐band
center
thereby
augmenting
effectiveness
in
interacting
LiPSs.
Consequently,
assembled
cell
exhibits
an
areal
capacity
7.7
mAh
cm
−2
even
under
high
sulfur
loading
8.0
mg
lean
electrolyte
condition
(5.0
μL
−1
).
This
strategy
offers
robust
solution
for
design
advanced
field
lithium‐sulfur
batteries
potentially
other
domains
as
well.
