Ke Ding

ORCID: 0009-0006-8789-3607
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About
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Research Areas
  • Quantum Dots Synthesis And Properties
  • Graphene research and applications
  • Nanocluster Synthesis and Applications
  • Carbon Nanotubes in Composites
  • Advanced biosensing and bioanalysis techniques
  • Topological Materials and Phenomena
  • 2D Materials and Applications
  • Molecular spectroscopy and chirality
  • GaN-based semiconductor devices and materials
  • Semiconductor Quantum Structures and Devices
  • Chalcogenide Semiconductor Thin Films
  • Quantum Information and Cryptography
  • Advanced Measurement and Metrology Techniques
  • Perovskite Materials and Applications
  • Nanowire Synthesis and Applications
  • Photonic Crystals and Applications
  • ZnO doping and properties
  • Spectroscopy and Quantum Chemical Studies
  • Ga2O3 and related materials
  • Lipid Membrane Structure and Behavior
  • Photonic and Optical Devices
  • Quantum many-body systems
  • Plasma Diagnostics and Applications
  • Organic Light-Emitting Diodes Research
  • 3D Surveying and Cultural Heritage

Tsinghua University
2023

Wuhan National Laboratory for Optoelectronics
2018-2022

Huazhong University of Science and Technology
2018-2022

South China University of Technology
2020

Soochow University
2016-2019

Donghua University
2011-2018

Chinese Academy of Sciences
2014-2015

Institute of Chemistry
2015

City University of Hong Kong
2014

Tiangong University
2009

Abstract Flexible quantum dot light‐emitting diodes (FQLEDs) always suffer poor performance, and current efforts towards performance improvement need complicated procedures but still ending with limited progress. An extremely efficient simply structured FQLED is demonstrated profited from the substantially enhanced light outcoupling efficiency by employing solution‐processed flexible silver nanowires (AgNWs) transparent conductive electrodes (TCEs). As uncovered rigorous simulations, AgNWs...

10.1002/adom.201800347 article EN Advanced Optical Materials 2018-07-05

Owing to the unique properties of nontrivial Dirac cones on surface and a narrow bandgap in bulk, topological insulators have become one most promising candidates construction novel electronic photonic devices. Herein, single-crystalline Bi2Se3 nanowires (NWs) were synthesized via Au-catalyzed vapor–liquid–solid (VLS) method. Through transfer NWs onto pre-patterned SiO2/Si substrate, NW/Si heterostructure photodetectors fabricated for first time. The exhibited excellent detection performance...

10.1039/c6tc01083k article EN Journal of Materials Chemistry C 2016-01-01

Topological crystalline insulator SnTe film/Si heterostructure were fabricated, which can function as self-driven, ultrafast and broadband photovoltaic detectors.

10.1039/c7ta02222k article EN Journal of Materials Chemistry A 2017-01-01

For the first time, two-dimensional vertical Cu<sub>2</sub>S/CdS heterojunctions with ultrathin thickness and large size were prepared by cation exchange reaction for high-efficiency photovoltaic applications.

10.1039/c9ta11304e article EN Journal of Materials Chemistry A 2019-11-28

In this work, we study the generalization of decohered average symmetry-protected topological phases to open quantum systems with a combination subsystem symmetries and global symmetries. particular, provide examples two types intrinsic higher-order A classification scheme for these based on generalized anomaly cancellation criteria symmetry is also discussed.

10.1103/physrevb.108.155123 article EN Physical review. B./Physical review. B 2023-10-16

The optimization model for the luminous efficacy (LE) of a correlated color temperature (CCT) tunable phosphor-coated white LED (pc-WLED) was developed. optimal pc-WLEDs with green (498.7 nm, 70.0 nm), yellow (569.2 83.4 and red (638.7 nm) phosphors excited by blue chip (442.4 35.0 could achieve fidelity index (Rf) 97 LEs 118-127 lm/W at CCTs 2700-6500 K radiant efficiency 60% quantum phosphor layer 90%. Compared to dot WLEDs (QD-WLEDs), are lower only 2.7%-4.8% than QD-WLEDs K, so that have...

10.1364/ao.57.009322 article EN Applied Optics 2018-10-23

A high maximum external quantum efficiency of an all-solution-processed dot light-emitting diode is demonstrated to be 28.6% by tailoring the electron injection for balancing charge in a QLED.

10.1039/d2tc01182d article EN Journal of Materials Chemistry C 2022-01-01

Abstract Fringe projection profilometry is a powerful tool that widely applied to shape measurement of objects in engineering. Limited by the light intensity unit, this technique difficult be surface inspection large structures, especially outdoor applications. In study, line laser source selected as unit. The beam controlled scan with predefined angular speed while stationary imaging unit captures images. An image fusion strategy has been proposed construct grating images constant phase...

10.1088/2051-672x/ad7523 article EN Surface Topography Metrology and Properties 2024-08-29

CsgA is a major protein subunit of Escherichia coli biofilms and plays key roles in bacterial adhesion invasion. proteins can self-assemble into amyloid nanofibers, characterized by their hierarchical structures across multiple length scales, outstanding strength structural robustness under harsh environments. Here, magnetic tweezers were used to study the force spectra at fibril levels. The two ends single nanofiber directly connected between bead glass slide using previously reported...

10.1039/d0ra02749a article EN cc-by-nc RSC Advances 2020-01-01

Single-crystalline fluorocarbon polymer nanorods are synthesized by oriented atmospheric plasma polymerization. It is found that the have a high length-to-width ratio of more than 25 and tadpole structure formed after annealing. The discharge characterized experimentally waveforms applied voltage current. potential gradient in volume electric field around anode demonstrated particle-in-cell (PIC) numerical simulation considered to play an important role on formation one-dimensional driving...

10.7567/jjap.50.01ah04 article EN Japanese Journal of Applied Physics 2011-01-01

Structurally super-stable centimetre-scale SiO<sub>2</sub> inverse opal belts integrated with CdTe QDs excellent on–off optical waveguiding properties.

10.1039/c5tc02568k article EN Journal of Materials Chemistry C 2015-01-01

Single-crystalline fluorocarbon polymer nanorods are synthesized by oriented atmospheric plasma polymerization. It is found that the have a high length-to-width ratio of more than 25 and tadpole structure formed after annealing. The discharge characterized experimentally waveforms applied voltage current. potential gradient in volume electric field around anode demonstrated particle-in-cell (PIC) numerical simulation considered to play an important role on formation one-dimensional driving...

10.1143/jjap.50.01ah04 article EN Japanese Journal of Applied Physics 2011-01-01

In this work, we study the generalization of decohered average symmetry-protected topological phases to open quantum systems with a combination subsystem symmetries and global symmetries. particular, provide examples two types intrinsic higher-order A classification scheme for these based on generalized anomaly cancellation criteria symmetry is also discussed.

10.48550/arxiv.2307.05474 preprint EN cc-by-nc-nd arXiv (Cornell University) 2023-01-01

In this article, we study the structure and optical performance of penetration dislocation to epitaxial GaN-base quantum well on C-plane sapphire. On one hand, will make interface wells disperse largely fluctuate, accordingly increase localization effect wells. other as nonradiative recombination center, makes radiation intensity be reduced. The influence InGaN/GaN multiple decides competition between both. addition, InGaN possesses linear relation with content in definite range wavelength.

10.5539/mas.v3n2p172 article EN cc-by Modern Applied Science 2009-01-01
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