Yuanyou Peng

Electrostatic repulsion enables amorphous state structure in polyacrylonitrile achieve advanced carbon electrode materials

Runze Wang, Yuanyou Peng, Fen Ran

High‐Capacity Lithium‐Sulfur Battery Cathode: Sulfurized Polyacrylonitrile Aerogel Based on Regulation of Aggregated Structure

Yan Ma, Jie Zhang, Yuanyou Peng, Guang Liu et autres

ABSTRACT Sulfurized polyacrylonitrile is considered one of the most promising cathode materials for lithium‐sulfur batteries due to its high electronic conductivity, minimal polysulfide shuttling, high reversible specific capacity, and excellent cycling stability. However, its practical application is hindered by volume expansion during …

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Potential re-release of Co2+ by using Ceratophyllum demersum L as bioreactors to construct dual-converted Co9S8&Co2P for lithium-ion batteries

Huanzhong Zeng, Rui Liu, Yuanyou Peng, Jiyi Sun et autres

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Freezing‐Induced Phase Separation and Conformational Inheritance of Macromolecules in Polyacrylonitrile Solution toward Advanced Porous Electrode Materials

Yuanyou Peng, Meimei Yu, Lei Zhao, Huanzhong Zeng et autres

Abstract Micropore size matching and pore connectivity of carbon electrode materials are the core bottlenecks restricting their electrochemical energy storage performance, because poor pore structure leads to a significant mismatch between specific capacitance and specific surface area in supercapacitors. Disordered‐structured precursors can …

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Upcycling spent bleaching earth-derived attapulgite@carbon from heavy metal adsorption to supercapacitor electrodes

Yumeng Wang, Jie Tang, Zhijiang Sun, Xiaoya Kang et autres

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Mathematical statistical analysis between crystal structure and “fast-charging” behavior of niobium tungsten oxides anodes for lithium-ion batteries

Rui Liu, Huanzhong Zeng, Yuanyou Peng, Meimei Yu et autres

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Bionic Bone Structure Anode Material of High-Capacity 3D Porous Vanadium Nitride@Carbon Nanocomposite via Spray Phase Inversion

Runze Wang, Yuanyou Peng, Chunjin Ai, Meimei Yu et autres

Vanadium nitride is expected to address the energy density challenge of supercapacitors due to its excellent performance; however, its poor cycle life and rate performance limit its application potential. Compounding vanadium nitride with carbon materials can be a good solution, but a …

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Environment-tolerant montmorillonite-based hydrogel electrolyte for flexible all-in-one supercapacitor

Jie Tang, Lian Chen, Xiaoya Kang, Guang Liu et autres

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Gravitational and Magnetic Bi‐Field Assisted One‐Step Quick Fabrication of Implantable Micro Zn‐Ion Hybrid Supercapacitor

Meimei Yu, Yuanyou Peng, Xiangya Wang, Guang Liu et autres

The rapid advancement of implantable medical electronic devices has spurred substantial research into implantable energy storage systems. However, the presence of multiple film resistors in traditional sandwich structures impedes further enhancements in the electrochemical performance of supercapacitors and may result in contact …

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Phase-Separation-Mediated “Sea–Island” Microstructure for Strong and Tough Hydrogel Electrolytes for Zinc Metal Batteries

Meimei Yu, Yuanyou Peng, Guang Liu, Yuan Li et autres

Due to the proliferation of wearable and implantable medical electronic devices, there have been extensive explorations into the utilization of hydrogel electrolytes with exceptional flexibility in zinc metal batteries. The construction of dual-network hydrogels can effectively yield hydrogels possessing high mechanical properties …

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In Situ Generation of Iron Nitride Nanoparticles to Modulate Microcrystalline Structure of Hard Carbon for “Fast-Charging” Metal-Ion Batteries

Rui Liu, Huanzhong Zeng, Lei Zhao, Yuanyou Peng et autres

Hard carbon anodes exhibit superior storage capacity and rate performance due to their special structure, when applied in various alkali metal ion batteries. The ability to store Li + and Na + is related to the proportion of pseudographite domains and the …

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Realizing chemical adsorption mechanism for stabilizing zinc anode instead of physical adsorption by adding dicarboxylic acids in electrolyte

Yuan Li, Lei Zhao, Yongtao Tan, Xiangye Li et autres

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