Zhongtao Chen

ORCID: 0000-0002-9701-0509
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About
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Research Areas
  • Tensor decomposition and applications
  • Advanced Photocatalysis Techniques
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Blind Source Separation Techniques
  • Polymer composites and self-healing
  • Organometallic Complex Synthesis and Catalysis
  • Advanced Neuroimaging Techniques and Applications
  • Crystallography and molecular interactions
  • Carbon dioxide utilization in catalysis
  • Sparse and Compressive Sensing Techniques
  • Nanomaterials for catalytic reactions
  • Copper-based nanomaterials and applications
  • Model Reduction and Neural Networks
  • Graphene research and applications
  • Luminescence and Fluorescent Materials
  • Supercapacitor Materials and Fabrication
  • ZnO doping and properties
  • Pigment Synthesis and Properties
  • Synthetic Organic Chemistry Methods
  • Advanced Text Analysis Techniques
  • Electrospun Nanofibers in Biomedical Applications
  • Ga2O3 and related materials
  • Algorithms and Data Compression
  • Photochromic and Fluorescence Chemistry

China Academy of Engineering Physics
2021-2024

Beijing Normal University
2024

University of Hong Kong
2022-2023

Hebei University of Technology
2023

State Grid Corporation of China (China)
2019-2021

Southeast University
2017-2020

Beijing National Laboratory for Molecular Sciences
2014-2020

Peking University
2014-2020

Shenzhen Research Institute of Big Data
2020

Chinese University of Hong Kong, Shenzhen
2020

Based on Diels–Alder reaction, linear bisfuranic terminated poly(tetramethylene oxide) and poly(p-dioxanone) were crosslinked by tris(2-maleimide ethyl)amine; this process was fully reversible under moderate conditions. All of the results indicate that co-network possesses typical advantages chemical physical crosslinking, peculiar thermal invertibility, shape memory effect self-healability.

10.1039/c2py20028g article EN Polymer Chemistry 2012-01-01

Transition-metal selenide electrodes have recently attracted increasing interest in supercapacitors resulting from their superior electrochemical performance, lower-cost, and environmental friendliness. Herein, we report a novel bimetallic Ni–Co nanosheet/three-dimensional (3D) graphene/nickel foam binder-free electrode (NiCo2.1Se3.3 NSs/3D G/NF) prepared via chemical vapor deposition followed by simple two-step hydrothermal process this paper. The NiCo2.1Se3.3 NSs array vertically on 3D...

10.1021/acsami.8b19386 article EN ACS Applied Materials & Interfaces 2019-02-05

Tensor rank learning for canonical polyadic decomposition (CPD) has long been deemed as an essential yet challenging problem. In particular, since thetensor controls the complexity of CPD model, its inaccurate would cause overfitting to noise or underfitting signal sources, and even destroy interpretability model parameters. However, optimal determination a tensor is known be non-deterministic polynomial-time hard (NP-hard) task. Rather than exhaustively searching best via trial-and-error...

10.1109/tsp.2022.3164200 article EN cc-by IEEE Transactions on Signal Processing 2022-01-01

A series of neutrally charged Ni(II) phenoxyiminato catalysts with fluorine atoms at different positions on the N-terphenyl motif are synthesized, and their abilities to polymerize ethylene compared. At 25 °C, ortho-fluorinated Ni-5F, Ni-3F′, Ni-2F achieve significantly higher polymerization activities than Ni-3F Ni-0F. In addition, branch density molecular weight obtained polyethylenes vary gradually in order Ni-3F, Ni-2F, Based X-ray crystal structure 19F NMR spectra, ortho found make...

10.1021/acs.macromol.5b01090 article EN Macromolecules 2015-08-07

A series of neutral binuclear nickel phenoxyiminato catalysts connected by rigid skeletons different lengths have been efficiently synthesized. The skeleton and bulky tert-butyl groups together force two coordination planes to get close stack in an anti cofacial fashion. With reduced nickel–nickel distances, these complexes displayed higher catalytic activity, produced polymers with molecular weight, showed less inhibition the presence additional polar monomers ethylene polymerization...

10.1021/acs.macromol.6b02078 article EN Macromolecules 2016-11-30

A series of macrocyclic multinucleating phenoxyimine ligands and the corresponding neutral binuclear (2-Ni2) trinuclear (3-Ni3) nickel catalysts have been efficiently synthesized. The complex 3-Ni3 showed high activity, thermal stability, slow chain transfer in ethylene polymerization, thus producing polyethylene with molecular weight low branch density. Highly regiospecific isospecific polymerization propylene was also achieved 3-Ni3, generating regioregular highly isotactic Tm...

10.1021/acs.macromol.7b00996 article EN Macromolecules 2017-08-16

Mechanochromic polymers exhibit potential applications in damage reporting and stress sensing. Despite the rapid progress achieved recent years, mechanochromic structural polymers, such as epoxy thermosets, remain difficult to develop, let alone materials that can distinguish different levels of by a visual color change. This work presents new class multicolor thermosets discriminate between low high compressive stresses via incorporation two distinct mechanophores. Amino-functionalized...

10.1021/acs.macromol.1c02242 article EN Macromolecules 2022-03-01

A segmented heating process with CTAB as a surfactant and pore forming agent has been successfully developed to synthesize hierarchical γ-AlOOH γ-Al<sub>2</sub>O<sub>3</sub> microspheres ultra-excellent adsorption performance for Congo red.

10.1039/c6ra17606b article EN RSC Advances 2016-01-01
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