Tetraphenylanthraquinone and Dihydroxybenzene-Tethered Conjugated Microporous Polymer for Enhanced CO2 Uptake and Supercapacitive Energy Storage
Mohamed Gamal Mohamed,
Chia-Chi Chen,
Mervat Ibrahim
и другие.
JACS Au,
Год журнала:
2024,
Номер
4(9), С. 3593 - 3605
Опубликована: Авг. 16, 2024
Conjugated
microporous
polymers
(CMPs)
feature
extended
excellent
porosity
properties
and
fully
conjugated
electronic
systems,
making
them
highly
effective
for
several
uses,
including
photocatalysis,
dye
adsorption,
CO2
capture,
supercapacitors,
so
on.
These
are
known
their
high
specific
surface
area
adjustable
porosity.
To
synthesize
DHTP-CMPs
(specifically
TPE-DHTP
CMP
Anthra-DHTP
CMP)
with
abundant
nitrogen
(N)
oxygen
(O)
adsorption
sites
spherical
structures,
we
employed
a
straightforward
Schiff-base
[4
+
2]
condensation
reaction.
This
involved
using
2,5-dihydroxyterephthalaldehyde
(DHTP-2CHO)
as
the
primary
building
block
phenolic
OH
group
source,
along
two
distinct
structures:
4,4′,4″,4"'-(ethene-1,1,2,2-tetrayl)tetraaniline
(TPE-4NH2)
4,4′,4″,4"'-(anthracene-9,10-diylidenebis(methanediylylidene))tetraaniline
(Anthra-4Ph-4NH2).
The
synthesized
had
remarkable
BET
(BETSA)
of
431
m2
g–1.
Additionally,
it
exhibited
outstanding
thermal
stability,
shown
by
Td10
505
°C.
Furthermore,
practical
implementation,
demonstrates
significant
capacity
capturing
CO2,
measuring
1.85
mmol
g–1
at
temperature
273
K
1
bar.
In
three-electrode
test,
has
capacitance
121
F
0.5
A
even
after
undergoing
5000
cycles,
maintains
retention
rate
79%.
Due
to
pore
characteristics,
N
O,
conjugation
properties,
this
Anthtra-DHTP
holds
potential
capture
supercapacitor
applications.
work
will
pave
way
development
materials
based
on
postmodification
additional
groups,
facilitating
use
in
photodegradation,
lithium
battery
applications,
Язык: Английский
Thianthrene- and Thianthrene Tetraoxide-Functionalized Conjugated Microporous Polymers for Efficient Energy Storage
ACS Applied Polymer Materials,
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 1, 2024
Язык: Английский
Electrocatalytic conversion of CO2 into selective carbonaceous fuels using metal-organic frameworks: An overview of recent progress and perspectives
Materials Today Chemistry,
Год журнала:
2025,
Номер
44, С. 102538 - 102538
Опубликована: Янв. 21, 2025
Язык: Английский
Rational Engineering and Synthesis of Pyrene and Thiazolo[5,4-d]thiazole -Functionalized Conjugated Microporous Polymers for Efficient Supercapacitor Energy Storage
Journal of Materials Chemistry A,
Год журнала:
2024,
Номер
12(44), С. 30508 - 30521
Опубликована: Янв. 1, 2024
The
Py-Th-TzTz
CMP
was
synthesized
through
a
Schiff
base
reaction
and
exhibited
decomposition
temperature
(
T
d10
)
of
352
°C.
In
three-electrode
system,
it
demonstrated
specific
capacitance
652
F
g
−1
.
Язык: Английский
Synchronous N-doping and activation of carbon aerogels derived from bamboo waste for high-performance supercapacitors
Xiaojing Tang,
Huaxu Song,
Junqi Liang
и другие.
Diamond and Related Materials,
Год журнала:
2024,
Номер
unknown, С. 111809 - 111809
Опубликована: Ноя. 1, 2024
Язык: Английский
Nitrogen- and Sulfur-Rich Microporous Carbons Derived from Conjugated Microporous Polymers for CO2 Uptake, Supercapacitor Energy Storage, and Electrochemical Hydrogen Production
ACS Applied Polymer Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 23, 2025
In
this
work,
we
synthesized
Py-DPABT
CMP
through
Sonogashira–Hagihara
cross-coupling
reactions
between
N4,N7-bis(4-bromophenyl)-N4,N7-diphenylbenzo[c][1,2,5]thiadiazole-4,7-diamine
(DPABT-Br2)
and
1,3,6,8-tetraethynylpyrene
(Py-T).
This
was
subsequently
carbonized
at
500
700
°C
transformed
into
a
porous
carbonaceous
electrode
precursor
for
supercapacitors
(SCs),
yielding
CMP-500
CMP-700
containing
N
S
heteroatoms.
Using
distinct
analytical
methods,
investigated
the
electrochemical
characteristics,
CO2
uptake,
configuration,
porosity,
thermal
stability,
chemical
structure
of
before
after
carbonization
°C,
respectively.
After
carbonization,
material
(Py-DPABT
CMP-500)
achieved
BET
surface
area
(SABET)
423
m2
g–1
adsorption
capacity
reached
3.55
mmol
0
°C.
Electrochemical
evaluations
revealed
that
exhibited
enhanced
performance
when
utilized
as
supercapacitor
electrodes,
facilitated
by
According
to
three-electrode
analyses,
specific
capacitances
up
973
F
1
A
g–1.
Additionally,
they
demonstrated
exceptional
durability,
maintaining
98%
their
2000
cycles
tested
current
10
Furthermore,
capacitance
symmetric
coin
cell
627
The
hydrogen
evolution
reaction
were
assessed
in
M
KOH
electrolyte
utilizing
setup.
catalyst
density
mA
cm–2
with
an
overpotential
325
mV
Tafel
slope
169
dec–1.
it
low
charge
transfer
resistance
(Rct)
88
Ω
substantial
double-layer
(Cdl)
72.8
mF
cm–2,
highlighting
its
potential
efficient
electrocatalyst
HER
applications.
These
findings
underscore
practical
applications
investigate
synergistic
effects
heteroatoms
process
CMPs,
enhancing
suitability
supercapacitor,
HER.
Язык: Английский
Rational Design Strategy for the Synthesis of Hyper-Cross-Linked Polymers Using Dipolar π-Systems and Proton Sorption Induced Pseudocapacitance
ACS Applied Energy Materials,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 20, 2025
Язык: Английский
Novel Biochar-Modified ZIF-8 Metal–Organic Frameworks as a Potential Material for Optoelectronic and Electrochemical Energy Storage Applications
Catalysts,
Год журнала:
2024,
Номер
14(10), С. 705 - 705
Опубликована: Окт. 10, 2024
Herein,
we
report
the
preparation
of
nanocomposites
using
activated
biochar
derived
from
rice
husk
(RHBC)
by
doping
with
a
metal–organic
framework,
namely
zeolitic
imidazolate
framework
(ZIF-8).
The
morphological
and
structural
characterization
prepared
nanocomposite
was
performed
SEM,
BET,
XRD,
FTIR,
TGA,
UV–Vis
spectroscopy.
average
particle
sizes
as
observed
SEM
micrographs
for
ZIF-8
ZIF-8@RHBC
were
67
nm
78
nm,
respectively.
BET
surface
analysis
composite
showed
value
308
m2/g
pore
diameter
about
42.56
A°.
inclusion
RHBC
in
resulted
4%
increase
optical
band
gap
5%
conductivity.
electrochemical
properties
this
investigated
through
cyclic
voltammetry,
it
that
improved
CV
curves
comparison
to
bare
ZIF-8.
specific
capacitance
significantly
enhanced
348
F/g
452
at
1
A/g
current
density
after
incorporating
into
matrix.
formation
mesoporous
structure
contributed
diffusion
rate
electrode
surface,
resulting
excellent
features
composite.
Furthermore,
EIS
studies
confirmed
reduced
charge
transfer
resistance
increased
conduction
case
Owing
ease
its
green
synthesis
properties,
ZIF@RHBC
could
represent
novel
multifunctional
material
be
used
optoelectronics
energy
storage
applications.
Язык: Английский
Electropolymerization of s-Triazines and Their Charge Storage Performance in Aqueous Acidic Electrolytes
Polymers,
Год журнала:
2024,
Номер
16(23), С. 3266 - 3266
Опубликована: Ноя. 24, 2024
Designing
novel
π-conjugated
conductive
polymers
with
abundant
redox-active
groups
is
a
viable
route
to
achieve
high
charge
storage
performance
for
aqueous
energy
devices.
Electropolymerization
powerful
tool
construct
polymers.
Here,
s-triazine
is,
the
first
time,
electropolymerized
in
an
acidic
solution
on
carbon
cloth.
The
polytriazine-coated
cloth
electrode
(PT/CC)
exhibits
granular
structure,
pores.
investigated,
and
specific
capacity
of
101.4
mAh
g-1
at
1
A
M
H2SO4
achieved.
Additionally,
ZnSO
Язык: Английский