2025
|
Yu, Wen; Xia, Shengpeng; Zhang, Miaomiao; Gao, Zhiqiang; Lv, Fengting; Huang, Yiming; Bai, Haotian; Bazan, Guillermo C; Wang, Shu Recent Advances of Conjugated Polymers-Based Biohybrid Systems for the
Synthesis of Value-Added Chemicals CCS CHEMISTRY, 2025, DOI: 10.31635/ccschem.025.202506431. Abstract | BibTeX | Endnote @article{WOS:001611972700001,
title = {Recent Advances of Conjugated Polymers-Based Biohybrid Systems for the
Synthesis of Value-Added Chemicals},
author = {Wen Yu and Shengpeng Xia and Miaomiao Zhang and Zhiqiang Gao and Fengting Lv and Yiming Huang and Haotian Bai and Guillermo C Bazan and Shu Wang},
doi = {10.31635/ccschem.025.202506431},
times_cited = {0},
year = {2025},
date = {2025-11-01},
journal = {CCS CHEMISTRY},
publisher = {CHINESE CHEMICAL SOC},
address = {C/O DEPT INT AFFAIRS, SECRETARY OF CHEM SOC, PO BOX 2709, BEIJING
100080, PEOPLES R CHINA},
abstract = {Conjugated polymers (CPs) have garnered considerable attention for
biohybrid systems due to their intrinsic biocompatibility, superior
light-harvesting and charge-separation capabilities, and tunable
bioconductivity. This review outlines recent breakthroughs and emerging
paradigms in CP-based biohybrid systems, specifically in the field of
biosynthesis, which harness optical and electrical energy to generate
chemical energy. We begin by surveying photosynthetic biohybrid system
constructs that couple CPs with living microorganisms. In these systems,
CPs generate photoactive electrons as ``light-trapping antennas'' to
drive microbial synthetic pathways. Such platforms empower
microorganisms to valorize CO2, N-2, and other simple substrates into
renewable energy fuels and chemicals by utilizing light energy. Beyond
solar-driven processes, electrosynthesis biohybrids offer an orthogonal
yet equally sustainable strategy by leveraging renewable electricity. In
electro-synthetic biohybrid systems, CPs act as electronic bridges that
interface with electroactive microorganisms, significantly enhancing the
interfacial electron transfer rate at the material-biological interface
and thus boosting the efficiency of electricity-chemical conversion. In
summary, these advances not only expand the functional repertoire of
CP-based biohybrid systems but also inform rational design principles
aimed at realizing scalable, sustainable, and programmable biosynthetic
platforms ideas to promote their industrial synthesis of chemicals
powered by solar and electrical inputs.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Conjugated polymers (CPs) have garnered considerable attention for
biohybrid systems due to their intrinsic biocompatibility, superior
light-harvesting and charge-separation capabilities, and tunable
bioconductivity. This review outlines recent breakthroughs and emerging
paradigms in CP-based biohybrid systems, specifically in the field of
biosynthesis, which harness optical and electrical energy to generate
chemical energy. We begin by surveying photosynthetic biohybrid system
constructs that couple CPs with living microorganisms. In these systems,
CPs generate photoactive electrons as ``light-trapping antennas'' to
drive microbial synthetic pathways. Such platforms empower
microorganisms to valorize CO2, N-2, and other simple substrates into
renewable energy fuels and chemicals by utilizing light energy. Beyond
solar-driven processes, electrosynthesis biohybrids offer an orthogonal
yet equally sustainable strategy by leveraging renewable electricity. In
electro-synthetic biohybrid systems, CPs act as electronic bridges that
interface with electroactive microorganisms, significantly enhancing the
interfacial electron transfer rate at the material-biological interface
and thus boosting the efficiency of electricity-chemical conversion. In
summary, these advances not only expand the functional repertoire of
CP-based biohybrid systems but also inform rational design principles
aimed at realizing scalable, sustainable, and programmable biosynthetic
platforms ideas to promote their industrial synthesis of chemicals
powered by solar and electrical inputs. - FNClarivate Analytics Web of Science
- VR1.0
- PTJ
- AFWen Yu
Shengpeng Xia
Miaomiao Zhang
Zhiqiang Gao
Fengting Lv
Yiming Huang
Haotian Bai
Guillermo C Bazan
Shu Wang
- TIRecent Advances of Conjugated Polymers-Based Biohybrid Systems for the
Synthesis of Value-Added Chemicals - SOCCS CHEMISTRY
- DTArticle
- ABConjugated polymers (CPs) have garnered considerable attention for
biohybrid systems due to their intrinsic biocompatibility, superior
light-harvesting and charge-separation capabilities, and tunable
bioconductivity. This review outlines recent breakthroughs and emerging
paradigms in CP-based biohybrid systems, specifically in the field of
biosynthesis, which harness optical and electrical energy to generate
chemical energy. We begin by surveying photosynthetic biohybrid system
constructs that couple CPs with living microorganisms. In these systems,
CPs generate photoactive electrons as ``light-trapping antennas'' to
drive microbial synthetic pathways. Such platforms empower
microorganisms to valorize CO2, N-2, and other simple substrates into
renewable energy fuels and chemicals by utilizing light energy. Beyond
solar-driven processes, electrosynthesis biohybrids offer an orthogonal
yet equally sustainable strategy by leveraging renewable electricity. In
electro-synthetic biohybrid systems, CPs act as electronic bridges that
interface with electroactive microorganisms, significantly enhancing the
interfacial electron transfer rate at the material-biological interface
and thus boosting the efficiency of electricity-chemical conversion. In
summary, these advances not only expand the functional repertoire of
CP-based biohybrid systems but also inform rational design principles
aimed at realizing scalable, sustainable, and programmable biosynthetic
platforms ideas to promote their industrial synthesis of chemicals
powered by solar and electrical inputs. - Z90
- PUCHINESE CHEMICAL SOC
- PAC/O DEPT INT AFFAIRS, SECRETARY OF CHEM SOC, PO BOX 2709, BEIJING
100080, PEOPLES R CHINA - DI10.31635/ccschem.025.202506431
- UTWOS:001611972700001
- ER
- EF
|
Nikolaev, Konstantin G; Wu, Jiqiang; Leng, Xuanye; Vazquez, Ricardo J; Mccuskey, Samantha R; Bazan, Guillermo C; Novoselov, Kostya S; Andreeva, Daria V A single-material strategy: graphene sponge bioanode and cathode for
Shewanella oneidensis MR-1 microbial fuel cells RSC SUSTAINABILITY, 3 (11), pp. 5326-5332, 2025, DOI: 10.1039/d5su00629e. Abstract | BibTeX | Endnote @article{WOS:001582674000001,
title = {A single-material strategy: graphene sponge bioanode and cathode for
Shewanella oneidensis MR-1 microbial fuel cells},
author = {Konstantin G Nikolaev and Jiqiang Wu and Xuanye Leng and Ricardo J Vazquez and Samantha R Mccuskey and Guillermo C Bazan and Kostya S Novoselov and Daria V Andreeva},
doi = {10.1039/d5su00629e},
times_cited = {0},
year = {2025},
date = {2025-10-01},
journal = {RSC SUSTAINABILITY},
volume = {3},
number = {11},
pages = {5326-5332},
publisher = {ROYAL SOC CHEMISTRY},
address = {THOMAS GRAHAM HOUSE, SCIENCE PARK, MILTON RD, CAMBRIDGE CB4 0WF, CAMBS,
ENGLAND},
abstract = {Microbial fuel cells (MFCs) enable conversion of organic matter chemical
energy to electricity and provide a great opportunity to upscale green
energy production. However, fabricating MFCs with high power output
demands strong electrode surface modification with metal nanostructures,
for both the anode and cathode. Here, we propose a rational strategy to
use different functionalities of graphene sponge in Shewanella
oneidensis MR-1 MFCs. In such a fuel cell, a graphene sponge functions
as a bioanode and an oxygen reduction reaction (ORR) catalyst. The ORR
activity of the graphene reaches 98 mV dec-1, which is comparable to
that of bare Pt electrodes. The maximum power density is 184 mu W cm-2,
and the current density is 753 mu A cm-2, which is comparable with MFCs
based on a Pt/C cathode (50 mu W cm-2 and 280 mu A cm-2). Furthermore,
the MFC equipped with the free-standing graphene electrodes has a
coulombic efficiency of 70%.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Microbial fuel cells (MFCs) enable conversion of organic matter chemical
energy to electricity and provide a great opportunity to upscale green
energy production. However, fabricating MFCs with high power output
demands strong electrode surface modification with metal nanostructures,
for both the anode and cathode. Here, we propose a rational strategy to
use different functionalities of graphene sponge in Shewanella
oneidensis MR-1 MFCs. In such a fuel cell, a graphene sponge functions
as a bioanode and an oxygen reduction reaction (ORR) catalyst. The ORR
activity of the graphene reaches 98 mV dec-1, which is comparable to
that of bare Pt electrodes. The maximum power density is 184 mu W cm-2,
and the current density is 753 mu A cm-2, which is comparable with MFCs
based on a Pt/C cathode (50 mu W cm-2 and 280 mu A cm-2). Furthermore,
the MFC equipped with the free-standing graphene electrodes has a
coulombic efficiency of 70%. - FNClarivate Analytics Web of Science
- VR1.0
- PTJ
- AFKonstantin G Nikolaev
Jiqiang Wu
Xuanye Leng
Ricardo J Vazquez
Samantha R Mccuskey
Guillermo C Bazan
Kostya S Novoselov
Daria V Andreeva
- TIA single-material strategy: graphene sponge bioanode and cathode for
Shewanella oneidensis MR-1 microbial fuel cells - SORSC SUSTAINABILITY
- DTArticle
- ABMicrobial fuel cells (MFCs) enable conversion of organic matter chemical
energy to electricity and provide a great opportunity to upscale green
energy production. However, fabricating MFCs with high power output
demands strong electrode surface modification with metal nanostructures,
for both the anode and cathode. Here, we propose a rational strategy to
use different functionalities of graphene sponge in Shewanella
oneidensis MR-1 MFCs. In such a fuel cell, a graphene sponge functions
as a bioanode and an oxygen reduction reaction (ORR) catalyst. The ORR
activity of the graphene reaches 98 mV dec-1, which is comparable to
that of bare Pt electrodes. The maximum power density is 184 mu W cm-2,
and the current density is 753 mu A cm-2, which is comparable with MFCs
based on a Pt/C cathode (50 mu W cm-2 and 280 mu A cm-2). Furthermore,
the MFC equipped with the free-standing graphene electrodes has a
coulombic efficiency of 70%. - Z90
- PUROYAL SOC CHEMISTRY
- PATHOMAS GRAHAM HOUSE, SCIENCE PARK, MILTON RD, CAMBRIDGE CB4 0WF, CAMBS,
ENGLAND - VL3
- BP5326
- EP5332
- DI10.1039/d5su00629e
- UTWOS:001582674000001
- ER
- EF
|
Miao, Xinwen; Chan, Samuel Jun Wei; Chong, Sian Kang; Guo, Xiangfu; Ho, James Chin Shing; Parikh, Atul N; Bazan, Guillermo Carlos; Zhao, Wenting Preferential Membrane Remodeling on Curved Biointerfaces Induced by
Conjugated Oligoelectrolyte ADVANCED MATERIALS INTERFACES, 12 (20, SI), 2025, DOI: 10.1002/admi.202500033. Abstract | BibTeX | Endnote @article{WOS:001461638200001,
title = {Preferential Membrane Remodeling on Curved Biointerfaces Induced by
Conjugated Oligoelectrolyte},
author = {Xinwen Miao and Samuel Jun Wei Chan and Sian Kang Chong and Xiangfu Guo and James Chin Shing Ho and Atul N Parikh and Guillermo Carlos Bazan and Wenting Zhao},
doi = {10.1002/admi.202500033},
times_cited = {0},
issn = {2196-7350},
year = {2025},
date = {2025-10-01},
journal = {ADVANCED MATERIALS INTERFACES},
volume = {12},
number = {20, SI},
publisher = {WILEY},
address = {111 RIVER ST, HOBOKEN 07030-5774, NJ USA},
abstract = {Conjugated oligoelectrolytes (COEs) spontaneously intercalate into and
modulate lipid membranes thanks to their hydrophobic backbone and
hydrophilic ionic termini, enabling applications in biosensing,
fluorescence imaging, antimicrobial therapy, and bioelectrochemical
devices. While COE-membrane interactions are fundamental to their
functionality, the intimate details of how COEs interact with membranes
remain underexplored, particularly the influence of membrane shape-a
defining feature of subcellular organelles that significantly influences
the spatial organization and behavior of membrane-associated molecules.
This study introduces a curved biointerface comprising vertical
nanostructure arrays and supported lipid bilayers (SLBs) to investigate
how membrane shape affects the COE-bilayer interaction. The curved SLB,
following the predefined shapes of the nanobar array, mimics the natural
curvature of subcellular membranes. Interestingly, the COE intercalation
preferentially induces distinct membrane remodeling patterns from curved
regions, i.e., tubes and patches linking to the nanobars, but not the
adjacent flat membranes. The pattern morphology and stability alter with
COE concentration changes and are sensitive to lipid composition. COE
species with higher hydrophobicity provide more persistent remodeling
over time. This study highlights the significance of membrane shape in
COE-membrane interactions and validates the nanobar-curved membrane
biointerface as a powerful platform to uncover mechanisms of membrane
intercalation and modulation by membrane-specific compounds.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Conjugated oligoelectrolytes (COEs) spontaneously intercalate into and
modulate lipid membranes thanks to their hydrophobic backbone and
hydrophilic ionic termini, enabling applications in biosensing,
fluorescence imaging, antimicrobial therapy, and bioelectrochemical
devices. While COE-membrane interactions are fundamental to their
functionality, the intimate details of how COEs interact with membranes
remain underexplored, particularly the influence of membrane shape-a
defining feature of subcellular organelles that significantly influences
the spatial organization and behavior of membrane-associated molecules.
This study introduces a curved biointerface comprising vertical
nanostructure arrays and supported lipid bilayers (SLBs) to investigate
how membrane shape affects the COE-bilayer interaction. The curved SLB,
following the predefined shapes of the nanobar array, mimics the natural
curvature of subcellular membranes. Interestingly, the COE intercalation
preferentially induces distinct membrane remodeling patterns from curved
regions, i.e., tubes and patches linking to the nanobars, but not the
adjacent flat membranes. The pattern morphology and stability alter with
COE concentration changes and are sensitive to lipid composition. COE
species with higher hydrophobicity provide more persistent remodeling
over time. This study highlights the significance of membrane shape in
COE-membrane interactions and validates the nanobar-curved membrane
biointerface as a powerful platform to uncover mechanisms of membrane
intercalation and modulation by membrane-specific compounds. - FNClarivate Analytics Web of Science
- VR1.0
- PTJ
- AFXinwen Miao
Samuel Jun Wei Chan
Sian Kang Chong
Xiangfu Guo
James Chin Shing Ho
Atul N Parikh
Guillermo Carlos Bazan
Wenting Zhao
- TIPreferential Membrane Remodeling on Curved Biointerfaces Induced by
Conjugated Oligoelectrolyte - SOADVANCED MATERIALS INTERFACES
- DTArticle
- ABConjugated oligoelectrolytes (COEs) spontaneously intercalate into and
modulate lipid membranes thanks to their hydrophobic backbone and
hydrophilic ionic termini, enabling applications in biosensing,
fluorescence imaging, antimicrobial therapy, and bioelectrochemical
devices. While COE-membrane interactions are fundamental to their
functionality, the intimate details of how COEs interact with membranes
remain underexplored, particularly the influence of membrane shape-a
defining feature of subcellular organelles that significantly influences
the spatial organization and behavior of membrane-associated molecules.
This study introduces a curved biointerface comprising vertical
nanostructure arrays and supported lipid bilayers (SLBs) to investigate
how membrane shape affects the COE-bilayer interaction. The curved SLB,
following the predefined shapes of the nanobar array, mimics the natural
curvature of subcellular membranes. Interestingly, the COE intercalation
preferentially induces distinct membrane remodeling patterns from curved
regions, i.e., tubes and patches linking to the nanobars, but not the
adjacent flat membranes. The pattern morphology and stability alter with
COE concentration changes and are sensitive to lipid composition. COE
species with higher hydrophobicity provide more persistent remodeling
over time. This study highlights the significance of membrane shape in
COE-membrane interactions and validates the nanobar-curved membrane
biointerface as a powerful platform to uncover mechanisms of membrane
intercalation and modulation by membrane-specific compounds. - Z90
- PUWILEY
- PA111 RIVER ST, HOBOKEN 07030-5774, NJ USA
- SN2196-7350
- VL12
- DI10.1002/admi.202500033
- UTWOS:001461638200001
- ER
- EF
|
Chong, Sian Kang; Miao, Xinwen; Chan, Samuel J W; Zhu, Ji-Yu; Sun, Simou; Liu, Yihang; Guo, Xiangfu; Fan, Zihui; Lau, Yi Teng; Ho, James C S; Parikh, Atul N; Bazan, Guillermo C; Zhao, Wenting Nanoscale Curvature-Facilitated Membrane Intercalation of Conjugated
Oligoelectrolytes Revealed by Nanobar-Supported Lipid Bilayers ACS NANO, 19 (35), pp. 31371-31383, 2025, DOI: 10.1021/acsnano.5c05260. Abstract | BibTeX | Endnote @article{WOS:001559045900001,
title = {Nanoscale Curvature-Facilitated Membrane Intercalation of Conjugated
Oligoelectrolytes Revealed by Nanobar-Supported Lipid Bilayers},
author = {Sian Kang Chong and Xinwen Miao and Samuel J W Chan and Ji-Yu Zhu and Simou Sun and Yihang Liu and Xiangfu Guo and Zihui Fan and Yi Teng Lau and James C S Ho and Atul N Parikh and Guillermo C Bazan and Wenting Zhao},
doi = {10.1021/acsnano.5c05260},
times_cited = {0},
issn = {1936-0851},
year = {2025},
date = {2025-09-01},
journal = {ACS NANO},
volume = {19},
number = {35},
pages = {31371-31383},
publisher = {AMER CHEMICAL SOC},
address = {1155 16TH ST, NW, WASHINGTON, DC 20036 USA},
abstract = {Conjugated oligoelectrolytes (COEs) constitute a powerful toolbox for
detecting and modulating cell membrane properties. The versatility in
their molecular structural design enables fine-tuning of their membrane
intercalating behaviors, ranging from membrane disruption for
antimicrobial applications to membrane stabilization for cell labeling
and biosensing. However, a detailed description of the intercalation
mechanism is absent, despite efforts to understand the impact of charge
density and hydrophobic core length on the membrane intercalation
efficiency of COEs. A critical yet overlooked factor is membrane
curvature, which has been shown to modulate the spatiotemporal
organization of molecules on cell membranes. Here, we found that
nanoscale curved membranes serve as ``hotspots'' for COE
intercalation. Using designed nanobar arrays with a gradient geometry,
we generated nanobar-supported lipid bilayers with predefined membrane
curvatures. Curvature-correlated spatial enrichment of COEs was observed
on nanobars with curved ends of 600 nm diameter or below in a
time-dependent manner. Higher membrane curvature corresponded to a
faster COE intercalation rate and higher equilibrium capacity. Comparing
COEs with different chemical structures, those with shorter hydrophobic
cores and lower charge densities promoted more curvature-guided membrane
intercalation. Membranes with increased surface charges or more lipid
packing defects further reinforced the curvature preference of the COEs.
These results indicate that membrane curvature plays a significant role
in the spatiotemporal modulation of COE-membrane intercalation, forming
strategies for tailored molecular designs to target cellular membranes
of different shapes.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Conjugated oligoelectrolytes (COEs) constitute a powerful toolbox for
detecting and modulating cell membrane properties. The versatility in
their molecular structural design enables fine-tuning of their membrane
intercalating behaviors, ranging from membrane disruption for
antimicrobial applications to membrane stabilization for cell labeling
and biosensing. However, a detailed description of the intercalation
mechanism is absent, despite efforts to understand the impact of charge
density and hydrophobic core length on the membrane intercalation
efficiency of COEs. A critical yet overlooked factor is membrane
curvature, which has been shown to modulate the spatiotemporal
organization of molecules on cell membranes. Here, we found that
nanoscale curved membranes serve as ``hotspots'' for COE
intercalation. Using designed nanobar arrays with a gradient geometry,
we generated nanobar-supported lipid bilayers with predefined membrane
curvatures. Curvature-correlated spatial enrichment of COEs was observed
on nanobars with curved ends of 600 nm diameter or below in a
time-dependent manner. Higher membrane curvature corresponded to a
faster COE intercalation rate and higher equilibrium capacity. Comparing
COEs with different chemical structures, those with shorter hydrophobic
cores and lower charge densities promoted more curvature-guided membrane
intercalation. Membranes with increased surface charges or more lipid
packing defects further reinforced the curvature preference of the COEs.
These results indicate that membrane curvature plays a significant role
in the spatiotemporal modulation of COE-membrane intercalation, forming
strategies for tailored molecular designs to target cellular membranes
of different shapes. - FNClarivate Analytics Web of Science
- VR1.0
- PTJ
- AFSian Kang Chong
Xinwen Miao
Samuel J W Chan
Ji-Yu Zhu
Simou Sun
Yihang Liu
Xiangfu Guo
Zihui Fan
Yi Teng Lau
James C S Ho
Atul N Parikh
Guillermo C Bazan
Wenting Zhao
- TINanoscale Curvature-Facilitated Membrane Intercalation of Conjugated
Oligoelectrolytes Revealed by Nanobar-Supported Lipid Bilayers - SOACS NANO
- DTArticle
- ABConjugated oligoelectrolytes (COEs) constitute a powerful toolbox for
detecting and modulating cell membrane properties. The versatility in
their molecular structural design enables fine-tuning of their membrane
intercalating behaviors, ranging from membrane disruption for
antimicrobial applications to membrane stabilization for cell labeling
and biosensing. However, a detailed description of the intercalation
mechanism is absent, despite efforts to understand the impact of charge
density and hydrophobic core length on the membrane intercalation
efficiency of COEs. A critical yet overlooked factor is membrane
curvature, which has been shown to modulate the spatiotemporal
organization of molecules on cell membranes. Here, we found that
nanoscale curved membranes serve as ``hotspots'' for COE
intercalation. Using designed nanobar arrays with a gradient geometry,
we generated nanobar-supported lipid bilayers with predefined membrane
curvatures. Curvature-correlated spatial enrichment of COEs was observed
on nanobars with curved ends of 600 nm diameter or below in a
time-dependent manner. Higher membrane curvature corresponded to a
faster COE intercalation rate and higher equilibrium capacity. Comparing
COEs with different chemical structures, those with shorter hydrophobic
cores and lower charge densities promoted more curvature-guided membrane
intercalation. Membranes with increased surface charges or more lipid
packing defects further reinforced the curvature preference of the COEs.
These results indicate that membrane curvature plays a significant role
in the spatiotemporal modulation of COE-membrane intercalation, forming
strategies for tailored molecular designs to target cellular membranes
of different shapes. - Z90
- PUAMER CHEMICAL SOC
- PA1155 16TH ST, NW, WASHINGTON, DC 20036 USA
- SN1936-0851
- VL19
- BP31371
- EP31383
- DI10.1021/acsnano.5c05260
- UTWOS:001559045900001
- ER
- EF
|
Yip, Benjamin Rui Peng; Chen, Chaofan; Jiang, Yan; Ohayon, David; Bazan, Guillermo C; Wang, Xuehang Aqueous asymmetric pseudocapacitor featuring high areal energy and power
using conjugated polyelectrolytes and
Ti3C2Tx MXene NATURE COMMUNICATIONS, 16 (1), 2025, DOI: 10.1038/s41467-025-63034-9. Abstract | BibTeX | Endnote @article{WOS:001557471100001,
title = {Aqueous asymmetric pseudocapacitor featuring high areal energy and power
using conjugated polyelectrolytes and
Ti3C2Tx MXene},
author = {Benjamin Rui Peng Yip and Chaofan Chen and Yan Jiang and David Ohayon and Guillermo C Bazan and Xuehang Wang},
doi = {10.1038/s41467-025-63034-9},
times_cited = {3},
year = {2025},
date = {2025-08-01},
journal = {NATURE COMMUNICATIONS},
volume = {16},
number = {1},
publisher = {NATURE PORTFOLIO},
address = {HEIDELBERGER PLATZ 3, BERLIN, 14197, GERMANY},
abstract = {Despite the development of various pseudocapacitive materials, full-cell
pseudocapacitors have yet to surpass the power density of conventional
electric double layer capacitors, primarily due to the lack of high-rate
positive pseudocapacitive materials. This work reports a solid-state
conjugated polyelectrolyte that achieves high-rate charge storage as a
positive electrode, facilitated by a co-ion desorption mechanism. The
conjugated polyelectrolyte retains 70% of its capacitance at 100 A g-1
with a mass loading of 2.8 mg cm-2 and exhibits a long cycling life of
100,000 cycles in a Swagelok cell configuration. Increasing the
electrode thickness fourfold has minimal impact on ion diffusivity and
accessibility, yielding a high areal capacitance of 915 mF cm-2. When
paired with a high-rate negative pseudocapacitive electrode Ti3C2Tx, the
device leverages the redox-active potentials of both materials,
achieving a device voltage of 1.5 V and supports operation rates up to
10 V s-1 or 50 A g-1. This configuration enables the pseudocapacitor to
deliver an areal power of 160 mW cm-2, while significantly increasing
the areal energy (up to 71 mu Wh cm-2). The high areal performance,
combined with the additive-free and water-based fabrication process,
makes pseudocapacitors promising for on-chip and wearable energy storage
applications.},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Despite the development of various pseudocapacitive materials, full-cell
pseudocapacitors have yet to surpass the power density of conventional
electric double layer capacitors, primarily due to the lack of high-rate
positive pseudocapacitive materials. This work reports a solid-state
conjugated polyelectrolyte that achieves high-rate charge storage as a
positive electrode, facilitated by a co-ion desorption mechanism. The
conjugated polyelectrolyte retains 70% of its capacitance at 100 A g-1
with a mass loading of 2.8 mg cm-2 and exhibits a long cycling life of
100,000 cycles in a Swagelok cell configuration. Increasing the
electrode thickness fourfold has minimal impact on ion diffusivity and
accessibility, yielding a high areal capacitance of 915 mF cm-2. When
paired with a high-rate negative pseudocapacitive electrode Ti3C2Tx, the
device leverages the redox-active potentials of both materials,
achieving a device voltage of 1.5 V and supports operation rates up to
10 V s-1 or 50 A g-1. This configuration enables the pseudocapacitor to
deliver an areal power of 160 mW cm-2, while significantly increasing
the areal energy (up to 71 mu Wh cm-2). The high areal performance,
combined with the additive-free and water-based fabrication process,
makes pseudocapacitors promising for on-chip and wearable energy storage
applications. - FNClarivate Analytics Web of Science
- VR1.0
- PTJ
- AFBenjamin Rui Peng Yip
Chaofan Chen
Yan Jiang
David Ohayon
Guillermo C Bazan
Xuehang Wang
- TIAqueous asymmetric pseudocapacitor featuring high areal energy and power
using conjugated polyelectrolytes and
Ti3C2Tx MXene - SONATURE COMMUNICATIONS
- DTArticle
- ABDespite the development of various pseudocapacitive materials, full-cell
pseudocapacitors have yet to surpass the power density of conventional
electric double layer capacitors, primarily due to the lack of high-rate
positive pseudocapacitive materials. This work reports a solid-state
conjugated polyelectrolyte that achieves high-rate charge storage as a
positive electrode, facilitated by a co-ion desorption mechanism. The
conjugated polyelectrolyte retains 70% of its capacitance at 100 A g-1
with a mass loading of 2.8 mg cm-2 and exhibits a long cycling life of
100,000 cycles in a Swagelok cell configuration. Increasing the
electrode thickness fourfold has minimal impact on ion diffusivity and
accessibility, yielding a high areal capacitance of 915 mF cm-2. When
paired with a high-rate negative pseudocapacitive electrode Ti3C2Tx, the
device leverages the redox-active potentials of both materials,
achieving a device voltage of 1.5 V and supports operation rates up to
10 V s-1 or 50 A g-1. This configuration enables the pseudocapacitor to
deliver an areal power of 160 mW cm-2, while significantly increasing
the areal energy (up to 71 mu Wh cm-2). The high areal performance,
combined with the additive-free and water-based fabrication process,
makes pseudocapacitors promising for on-chip and wearable energy storage
applications. - Z93
- PUNATURE PORTFOLIO
- PAHEIDELBERGER PLATZ 3, BERLIN, 14197, GERMANY
- VL16
- DI10.1038/s41467-025-63034-9
- UTWOS:001557471100001
- ER
- EF
|
