Yuanyuan He

ORCID: 0000-0003-1403-2102
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About
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Research Areas
  • Supercapacitor Materials and Fabrication
  • Advanced battery technologies research
  • Conducting polymers and applications
  • Advancements in Battery Materials
  • Graphene research and applications
  • Molecular Junctions and Nanostructures
  • Electrocatalysts for Energy Conversion
  • Gas Sensing Nanomaterials and Sensors
  • Photochemistry and Electron Transfer Studies
  • Organic Electronics and Photovoltaics
  • Analytical Chemistry and Sensors
  • Electrochemical Analysis and Applications
  • Quantum and electron transport phenomena
  • Advanced Battery Materials and Technologies
  • Advanced Fiber Optic Sensors
  • Nonlinear Optical Materials Research
  • Porphyrin and Phthalocyanine Chemistry
  • Free Radicals and Antioxidants
  • Advanced Photocatalysis Techniques
  • MXene and MAX Phase Materials
  • Molecular Sensors and Ion Detection
  • 2D Materials and Applications
  • Synthesis and Properties of Aromatic Compounds
  • Luminescence and Fluorescent Materials
  • Advanced Sensor and Energy Harvesting Materials

National University of Singapore
2025

Chongqing University of Technology
2021-2024

Northwest Normal University
2014-2024

Guangzhou University of Chinese Medicine
2023-2024

Sichuan University
2018-2024

Jiaxing University
2016-2023

Xi'an University of Architecture and Technology
2021-2023

Shantou University
2023

Chongqing University
2019-2022

Henan Normal University
2019-2022

Device applications of low-dimensional semiconductor nanostructures rely on the ability to rationally tune their electronic properties. However, conventional doping method by introducing impurities into suffers from low efficiency, poor reliability, and damage host lattices. Alternatively, surface charge transfer (SCTD) is emerging as a simple yet efficient technique achieve reliable in nondestructive manner, which can modulate carrier concentration injecting or extracting charges between...

10.1002/adma.201601966 article EN Advanced Materials 2016-09-13

Hierarchical porous covalent organic framework/graphene aerogel electrode are prepared by electrostatic self-assembly method for high-performance supercapacitors.

10.1039/d1ta04313g article EN Journal of Materials Chemistry A 2021-01-01

Abstract A new redox‐active organic molecule, naphthalene diimide derivative (NDI), is synthesized through the condensation reaction for electrochemical energy storage, in which 1,4,5,8‐naphthalenetetracarboxylic dianhydride and 4‐aminophenol are used as skeleton substituent, respectively. The NDI acted a guest molecule to non‐covalently modify reduced graphene oxide (rGO) form an molecular electrode (OMEs). resultant exhibits outstanding performance under three‐electrode configuration,...

10.1002/admi.202002161 article EN Advanced Materials Interfaces 2021-03-18

An organic molecular electrode (OME) is obtained, in which the polyhydric molecules (3,4,5-trihydroxybenzamide, THBA) act as a guest molecule to decorate graphene hydrogel (rGO1). The THBA acts spacer prevent rGO sheet from aggregation and provides an active center for OME. In three-electrode configuration, prepared OME (rGO1-THBA) presents capacitance of 390.6 F g–1 has retention 73.7% even when scanning rate increases 5 100 mV s–1. Furthermore, we synthesize...

10.1021/acsaem.1c00150 article EN ACS Applied Energy Materials 2021-05-19

As an emerging porous crystal polymer, covalent organic frameworks (COFs) possess unique characteristics, such as high porosity, excellent stability, diverse topologies, designable open channels, and functional tunability. However, limited by the solid powder form, most COFs display low active site utilization weak binding force with current collector. In this pioneering research, we integrate redox-active onto carbon fiber surfaces (AC-COFs) via strong bridging. The 2,6-diaminoanthraquinone...

10.1021/acsami.2c15092 article EN ACS Applied Materials & Interfaces 2022-12-16

Abstract An acidic gas is an important basic chemical raw material used for synthesizing fertilizers, insecticides, explosives, dyes, and salts. Alternatively, inorganic gases that leak into the air have harmful effects on human health, infrastructure, cultural relics. Therefore, demand sensors quality monitoring management has continuously increased, enabling development of various sensing technologies. Among them, fiber-optic are promising detection because their excellent in-situ...

10.1007/s13320-024-0727-z article EN cc-by Photonic Sensors 2024-06-07
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