Zhenghua Deng

ORCID: 0000-0003-0014-5288
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About
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Research Areas
  • Advanced Battery Materials and Technologies
  • Advancements in Battery Materials
  • Advanced Battery Technologies Research
  • Conducting polymers and applications
  • Fuel Cells and Related Materials
  • Advanced materials and composites
  • Extraction and Separation Processes
  • Supercapacitor Materials and Fabrication
  • Aluminum Alloys Composites Properties
  • Advanced battery technologies research
  • Powder Metallurgy Techniques and Materials
  • Advanced ceramic materials synthesis
  • Membrane-based Ion Separation Techniques
  • Metallurgy and Material Science
  • Aluminum Alloy Microstructure Properties
  • Metal and Thin Film Mechanics
  • High Temperature Alloys and Creep
  • Analytical Chemistry and Sensors
  • Metallurgy and Material Forming
  • Dielectric materials and actuators
  • Advanced biosensing and bioanalysis techniques
  • MXene and MAX Phase Materials
  • Recycling and Waste Management Techniques
  • Boron and Carbon Nanomaterials Research
  • Advanced Materials Characterization Techniques

Chongqing Three Gorges University
2019-2023

Chongqing University of Education
2022-2023

University of Science and Technology Beijing
2017-2021

Tianjin University
2021

Chongqing University
2020

Chinese Academy of Sciences
2005-2018

Chengdu Organic Chemicals (China)
2004-2018

Affiliated Hospital of Southwest Medical University
2017

University of Chinese Academy of Sciences
2010-2016

Chinese Academy of Social Sciences
2005-2012

Abstract Summary: A well‐dispersed gold nanoparticle/poly( N ‐isopropylacrylamide) (PNIPAm) hydrogel nanocomposite with thermoswitchable electrical properties is prepared by the copolymerization of functional Au nanoparticles ‐isopropylacrylamide. It found that conductivity changes two orders magnitude at moderate temperature ( T tran ) upon stimuli. The change reversible during a heating and cooling cycle. Schematic illustration mechanism thermo‐switchable electronic nanoparticle/PNIPAm...

10.1002/marc.200500534 article EN Macromolecular Rapid Communications 2005-11-07

In this work, we synthesized a composite cathode material containing and activated carbon (AC), which is abbreviated as LAC, by solid-state reaction, assembled hybrid battery-capacitor . The electrochemical performances of the were characterized cyclic voltammograms, constant current charge-discharge, rate cycle performance testing. results show has advantages high capability capacitor capacity battery It also proven that an energy storage device where secondary coexist in one cell system.

10.1149/1.2779947 article EN Journal of The Electrochemical Society 2007-01-01

To achieve the higher capacity and better cycle performance of lithium-sulfur (L-S) batteries, a copolymer electrolyte prepared via emulsifier-free emulsion polymerization was used as binder for sulfur cathode in this study. This polyelectrolyte has uniform dispersion good Li+ conductivity that can improve kinetics electrochemical reactions. As result, battery are improved evidently when cell is discharged to 1.8 V. Moreover, 1.5 V, difficult deposition Li2S2 will take place easily at 1.75...

10.1021/acsami.8b01163 article EN ACS Applied Materials & Interfaces 2018-04-04

Charging the cells above a conventional voltage of 4.2 V is promising attempt to increase energy density Lithium Cobalt Oxide (LCO), however, problem crystal instability at high that leading deterioration cycle performance needs be urgently resolved. In this work, as an effective and easy approach improve stability LCO cycling 4.5 voltage, we demonstrate direct surface modification cathode by poly [N,N-bis(2-cryano-ethyl)-acrylamide]. The results SEM, TEM XRD all indicate structure polymer...

10.1038/s41598-018-19176-6 article EN cc-by Scientific Reports 2018-01-10

An isothermal, enzyme free, ultra-specific and ultra-sensitive protocol for electrochemical detection of miRNAs is proposed based on the toehold-mediated strand displacement reaction (SDR) non-enzymatic catalytic hairpin (CHA) recycling. The SDR was first triggered only in presence target miRNA this process also affects other interferences having similar sequences, thus guaranteeing a high discrimination factor could be used rare content with various amounts sequences. output protector then...

10.1039/c7an01224a article EN The Analyst 2017-01-01

The kinetics of one-step solid-state reaction Li(4)Ti(5)O(12)/C in a dynamic nitrogen atmosphere was first studied by means thermogravimetric-differential thermal analysis technique at five different heating rates. According to the double equal-double steps method, mechanism could be properly described as Jander equation, which three-dimensional diffusion with spherical symmetry, and functions were listed follows: f(α) = (3)/(2)(1 - α)(2/3)[1 (1 α)(1/3)](-1), G(α) [1 α)(1/3)](2). In FWO...

10.1021/jp2075644 article EN The Journal of Physical Chemistry A 2011-10-10
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