Wenqiang Zhang

ORCID: 0000-0002-5503-6022
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About
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Research Areas
  • Organic Electronics and Photovoltaics
  • Conducting polymers and applications
  • Perovskite Materials and Applications
  • Luminescence and Fluorescent Materials
  • Advanced Sensor and Energy Harvesting Materials
  • MXene and MAX Phase Materials
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Organic Light-Emitting Diodes Research
  • Advanced Memory and Neural Computing
  • Synthesis and properties of polymers
  • Tribology and Wear Analysis
  • Polymer Nanocomposites and Properties
  • Porphyrin and Phthalocyanine Chemistry
  • Polymer composites and self-healing
  • Protist diversity and phylogeny
  • Thin-Film Transistor Technologies
  • Surface Modification and Superhydrophobicity
  • Synthetic Organic Chemistry Methods
  • biodegradable polymer synthesis and properties
  • Fluid Dynamics and Heat Transfer
  • Fluid Dynamics Simulations and Interactions
  • Advanced Computing and Algorithms
  • Modular Robots and Swarm Intelligence
  • Flame retardant materials and properties

Beijing Institute of Technology
2021-2024

South China University of Technology
2008-2022

State Key Laboratory of Supramolecular Structure and Materials
2014-2017

Jilin University
2014-2017

Sichuan University
2011-2016

Jilin Medical University
2016

State Key Laboratory of Luminescent Materials and Devices
2014-2015

Shantou University
2012

Bioscience (China)
2008

A highly photoconductive cathode interlayer was achieved by doping a 1 wt % light absorber, such as perylene bisimide, into ZnO thin film, which absorbs very small amount of but shows increased conductivity 4.50 × 10(-3) S/m under sunlight. Photovoltaic devices based on this kind photoactive exhibit significantly improved device performance, is rather insensitive to the thickness over broad range. Moreover, power conversion efficiency high 10.5% obtained incorporation our with PTB7-Th:PC71BM...

10.1021/jacs.5b02168 article EN Journal of the American Chemical Society 2015-05-28

Perylene diimide (PDI) with high electron affinities are promising candidates for applications in polymer solar cells (PSCs). In addition, the strength of π‐deficient backbones and end‐groups an n‐type self‐dopable system strongly affects formed end‐group‐induced electronic interactions. Herein, a series amine/ammonium functionalized PDIs excellent alcohol solubility synthesized employed as transporting layers (ETLs) PSCs. The transfer properties resulting dramatically tuned by different...

10.1002/aenm.201700232 article EN Advanced Energy Materials 2017-04-25

Abstract The development of lithium–metal batteries (LMBs) has emerged as a mainstream approach for achieving high‐energy‐density energy storage devices. stability electrochemical interfaces plays an essential role in realizing stable and long‐life LMBs. Despite extensive comprehensive research on the lithium anode interface, there is limited focus cathode particularly regarding high‐voltage transition metal oxide materials. In this review, challenges associated with developing materials are...

10.1002/adfm.202406770 article EN Advanced Functional Materials 2024-06-10

We report the application of a perylene bisimide (PBI-H) as zinc oxide (ZnO) surface modifier to afford an organic–inorganic co-interlayer for highly efficient inverted organic photovoltaics (i-OPV). By thermal annealing, N–Zn chemical bond formed between PBI-H and ZnO, inducing close combination. In addition, this shows decreased work function increased electron transportation conductivity, which are benefits cathode enhance charge extraction efficiency decrease recombination losses. As...

10.1021/acsami.5b07759 article EN ACS Applied Materials & Interfaces 2015-11-09

A micro-porous network thin film of core-tetrachlorinated perylene bisimide (PBI) was deposited by electrochemical polymerization, which showed reversible n-doping/dedoping processes at rather low potentials, accompanied color changes from an orange red (neutral) state to a transparent (radical anion) and further aquamarine (dianion) state.

10.1039/c6cc07962h article EN Chemical Communications 2016-01-01

Ti<sub>3</sub>C<sub>2</sub> MXene with a layered 2D structure was applied as novel functional filler in rubber for the first time.

10.1039/c9nr03661j article EN Nanoscale 2019-01-01

A single crystal of N,N′-bis(4-methoxybenzyl)perylene-3,4,9,10-bis(dicarboximide) (mb-PBI) that possesses novel magic-angle stacking (M-type stacking) and strong intermolecular π–π interaction is achieved by physical vapor transport (PVT), which shows attractive optoelectronic functions such as efficient NIR emission high electron mobility. In this special M-type staking, the Frenkel/CT mixing state promotes fluorescence and, importantly, elimination long-distance Förster resonance energy...

10.1021/acs.jpclett.7b03251 article EN The Journal of Physical Chemistry Letters 2018-01-16

The J-aggregates of perylene bisimide are successfully applied as cathode interlayers in inverted photovoltaic devices to afford very high power conversion efficiency (PCE).

10.1039/c5mh00056d article EN Materials Horizons 2015-01-01

Abstract The design concept of separation optical and electrical bandgap for wide materials is further developed in DCzSiPI. HOMO/LUMO levels can be tuned by incorporation PI DCz substituents. tetraphenylsilane core avoids the intramolecular charge transfer from to (DCz=dimer carbazole, PI=phenanthro[9,10‐ d ]imidazole). allowed transitions are found HOMO−1 LUMO providing DCzSiPI with sufficient bandgap.

10.1002/chem.201304544 article EN Chemistry - A European Journal 2014-01-29

PBS containing a cross-linkable comonomer an alkynyl group can slightly cross-link during the preparation, which makes show fast crystallization rate and high melt viscosity.

10.1039/c6ra13488b article EN RSC Advances 2016-01-01

The control over intersystem crossing (ISC) during an excited state of organic molecule is critical to realize high-efficiency fluorescent materials. We report newly designed naphthalimide (NMI) based emitters (Ph-NMI and TPA-NMI), in which the photoluminescence (PL) efficiency increased by suppressing (ISC). experimental theoretical analysis revealed that enlarged energy gap between lowest singlet (S1) triplet (T1), mismatched electronic configuration these two states can effectively...

10.1021/acs.jpcc.7b07513 article EN The Journal of Physical Chemistry C 2017-10-04

Nanorods and nanoparticles of perylene bisimides (PBI-1) were prepared applied as cathode interlayer in organic photovoltaic devices. The device performance showed important relation with the morphology interlayer.

10.1039/c5ra03988f article EN RSC Advances 2015-01-01

<italic>para</italic>- and <italic>meta</italic>-poly(ether-amide)s containing 2, 3, 4 or 5 <italic>para</italic>-aryl ether linkages show different solubility, thermal transition behavior mechanical properties.

10.1039/c6ra11163g article EN RSC Advances 2016-01-01

In this paper, we present a method to form large-area, close-packed, self-assembled monolayers using diatom frustules of Coscinodiscus sp. With these frustules, ranging from 50 μm 70 in diameter, achieved up 0.8 cm <sup xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">2</sup> close-packed frustule on wafer surfaces. The orientation was uniformly controlled with the concave side facing downwards by blowing N <sub...

10.1109/memsys.2016.7421681 article EN 2016-01-01
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