Pengju Zhang

ORCID: 0000-0002-6631-4227
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About
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Research Areas
  • Semiconductor materials and devices
  • Supercapacitor Materials and Fabrication
  • Chalcogenide Semiconductor Thin Films
  • Advanced Sensor and Energy Harvesting Materials
  • Advanced Semiconductor Detectors and Materials
  • Silicon Nanostructures and Photoluminescence
  • Micro and Nano Robotics
  • Advanced Battery Materials and Technologies
  • Laser-Ablation Synthesis of Nanoparticles
  • Force Microscopy Techniques and Applications
  • Advancements in Battery Materials
  • Electrochemical Analysis and Applications
  • Geothermal Energy Systems and Applications
  • Glass properties and applications
  • Diamond and Carbon-based Materials Research
  • Heat Transfer and Boiling Studies
  • Industrial Technology and Control Systems
  • Coal Properties and Utilization
  • Advanced Materials and Mechanics
  • Molecular Junctions and Nanostructures
  • Laser-Matter Interactions and Applications
  • Photoreceptor and optogenetics research
  • Ion-surface interactions and analysis
  • Spectroscopy and Quantum Chemical Studies
  • Conducting polymers and applications

University of Science and Technology Beijing
2020

Technical Institute of Physics and Chemistry
2018-2019

Chinese Academy of Sciences
2018-2019

Lanzhou University
2011

Institute of Physics
2008-2009

Materials with a temperature-controlled reversible electrical transition between insulator and conductor are attracting huge attention due to their promising applications in many fields. However, most of them intrinsically rigid require complicated fabrication processes. Here, highly stretchable (680% strain) liquid metal polymer composite as transitional (TIC), which is accompanied resistivity changes (more than 4 × 109 times) reversibly through tuning temperature few seconds introduced....

10.1002/adma.201901337 article EN Advanced Materials 2019-04-11

Gallium-based room-temperature liquid metals are becoming increasingly attractive and outstanding candidates for designing soft robots because of their remarkable electrical conductivity, superior flexibility, excellent stability, low toxicity. However, the color is limited to shiny silver-white with high reflectivity, which not helpful camouflage, like that found in natural animals such as cephalopods. Herein, a biomimetic chromatic liquid-metal robot tunable structural colors reported....

10.1021/acsami.8b13815 article EN ACS Applied Materials & Interfaces 2018-11-06

Amorphous HgCdTe (α-HgCdTe or α-MCT)films on glass substrate were deposited by RF magnetron sputtering technology, amorphous structure of MCT films studied XRD and AFM the "growth window" α-MCT was obtained. FTIR technology used to study optics properties films, absorption coefficient (~8×10<sup>4</sup>cm<sup>-1</sup>) obtained we also observed three regions near optical gap MCT, our a-MCT film is about 0.83eV. The transition into crystal happened when annealing temperature higher than 130&deg;C.

10.1117/12.835539 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2009-07-03

The transfer of population between two intersecting quantum states is the most fundamental dynamical event that governs a broad variety processes in physics, chemistry, biology and material science. Whereas any two-state description implies leaving one state instantaneously appears other state, we show coupling to additional states, present all real-world systems, can cause measurable delay transfer. Using attosecond spectroscopy supported by advanced quantum-chemical calculations, measure...

10.48550/arxiv.2408.17402 preprint EN arXiv (Cornell University) 2024-08-30

Shunt reactors in the power system play a crucial role enhancing load capacity and improving voltage stability. However, electromagnetic vibrations they generate can lead to equipment damage, energy loss, stability issues within system. Therefore, in-depth research is required. This paper aims investigate validate vibration characteristics of shunt through simulation analysis. Based on this, deduces electromagnetic-mechanical coupling equation, calculates iron core under AC DC excitation,...

10.1109/icips59254.2023.10404273 article EN 2023-10-20

Amorphous carbon nanodot arrays were successfully prepared through filtered cathodic arc plasma (FCAP) technique, and via a special widen process, the negative effect of anion impurities distributed in anodic aluminum oxide (AAO) template was avoided during ions deposition. The morphology samples studied by field emission scanning electron microscopy (FESEM). AAO multi-steps combining anodization process pore-widening has pore openings. are uniformly good agreement with arrays. diameter...

10.7498/aps.59.438 article EN cc-by Acta Physica Sinica 2010-01-01
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