Ping Chen

ORCID: 0009-0007-7459-1148
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About
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Research Areas
  • Perovskite Materials and Applications
  • 2D Materials and Applications
  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Organic Light-Emitting Diodes Research
  • Quantum Dots Synthesis And Properties
  • Phase-change materials and chalcogenides
  • Glass properties and applications
  • Conducting polymers and applications
  • Luminescence Properties of Advanced Materials
  • MXene and MAX Phase Materials
  • Chalcogenide Semiconductor Thin Films
  • Semiconductor Quantum Structures and Devices
  • Solid-state spectroscopy and crystallography
  • Luminescence and Fluorescent Materials
  • Nuclear Materials and Properties
  • ZnO doping and properties
  • Ga2O3 and related materials
  • Photonic and Optical Devices
  • Parallel Computing and Optimization Techniques
  • GaN-based semiconductor devices and materials
  • Carbon and Quantum Dots Applications
  • Radiation Effects in Electronics
  • Advanced Antenna and Metasurface Technologies
  • Ferroelectric and Piezoelectric Materials

Huazhong University of Science and Technology
2010-2024

Hefei University of Technology
2015-2024

Chinese Academy of Sciences
2006-2024

Institute of Semiconductors
2009-2024

Lens Technology (China)
2024

Wuhan University of Science and Technology
2024

University of Science and Technology Beijing
2024

Southwest University
2017-2023

Suzhou Institute of Nano-tech and Nano-bionics
2023

University of Science and Technology of China
2023

Abstract A rapidly formed supramolecular polypeptide–DNA hydrogel was prepared and used for in situ multilayer three‐dimensional bioprinting the first time. By alternative deposition of two complementary bio‐inks, designed structures can be printed. Based on their healing properties high mechanical strengths, printed are geometrically uniform without boundaries keep shapes up to millimeter scale collapse. 3D cell printing demonstrated fabricate live‐cell‐containing with normal cellular...

10.1002/anie.201411383 article EN Angewandte Chemie International Edition 2015-02-05

Abstract Infrared photodetectors have been widely applied in various fields, including thermal imaging, biomedical and communication. Van der Waals (vdW) integration based on 2D materials provides a new solution for high‐performance infrared due to the versatile device configurations excellent photoelectric properties. In recent years, great progress has made vdW integration. this review, integration‐based is presented. First, working mechanisms advantages of with different structures band...

10.1002/adfm.202103106 article EN Advanced Functional Materials 2021-05-13

Abstract Polarized photodetection based on anisotropic two‐dimensional materials display promising prospects for practical application in optical communication and optoelectronic fields. However, most of the reported polarized are limited by lack valid tunable strategy low linear dichroism ratio. A peculiar noble metal dichalcogenide—PdSe 2 with a puckered pentagonal structure abnormal conversion—potentially removes these restrictions is demonstrated this study. Herein, azimuth‐dependent...

10.1002/adfm.202006774 article EN Advanced Functional Materials 2020-10-07

Solution-processable organometal halide perovskites have been emerging as very promising materials for light-emitting diodes (LEDs) because of their high color purity, low cost, and photoluminescence quantum yield. However, electroluminescent performance is still limited by incomplete surface coverage inefficient charge injection into the perovskite. Here, we demonstrate highly efficient perovskite LEDs (PeLEDs) incorporating full film bipolar within active layer introducing precursor...

10.1021/acs.jpclett.7b00368 article EN The Journal of Physical Chemistry Letters 2017-04-07

Abstract 2D materials have shown great promise for next‐generation high‐performance photodetectors. However, the performance of photodetectors based on is generally limited by tradeoff between photoresponsivity and photodetectivity. Here, a novel junction field‐effect transistor (JFET) photodetector consisting PdSe 2 gate MoS channel constructed to realize high responsivity detectivity through effective modulation top back gate. The JFET exhibits carrier mobility 213 cm V −1 s . What more, 6...

10.1002/adfm.202106105 article EN Advanced Functional Materials 2021-09-04

Abstract The fascinating two‐dimensional (2D) materials are being potentially applied in various fields from science to engineering benefitting the charming physical and chemical properties on optics, electronics, magnetism, compared with bulk crystal, while piezotronics is a universal pervasive phenomenon broking center symmetry, promoting new field notable achievements of 2D higher accuracy sensitivity. For example, 20 parts per billion detecting limitations NO 2 sensor, 500 μm spatial...

10.1002/inf2.12220 article EN InfoMat 2021-07-01

Efficient and spectrally stable pure-red perovskite light-emitting diodes (PeLEDs) are still rare urgently needed for high-definition display. The traditional color tuning method by varying halide composition undergoes phase segregation has spectral instability issues. Instead of mixing, we fabricate PeLEDs based on quasi-two-dimensional (quasi-2D) perovskites simultaneously incorporating phenethylammonium (PEA) 1-naphthylmethylammonium (NMA) cations. control PEA NMA cospacer ratio modulates...

10.1021/acsenergylett.1c00752 article EN ACS Energy Letters 2021-06-07

Two-dimensional (2D) ferroelectrics have attracted intensive attention. However, the 2D remain rare, and especially few of them represent high ferroelectric transition temperature (TC), which is important for usability ferroelectrics. Herein, CuCrS2 nanoflakes are synthesized by salt-assisted chemical vapor deposition exhibit switchable polarization even when thickness downscaled to 6 nm. On contrary, a nanoflake shows TC as ∼700 K, can be attributed robust tetrahedral bonding configurations...

10.1021/acsnano.2c01470 article EN ACS Nano 2022-04-20

Developing spatially controlled and universal p-type doping of transition-metal dichalcogenides (TMDs) is critical for optoelectronics. Here, a facile p-doping strategy via Sn4+ ions exchanging proposed the PdSe2 demonstrated systematically as example. The polarity can be modulated from n-type to bipolar precisely by changing concentration SnCl4 solution. modulation effectively reduces electron improves work function ∼72 meV. In addition, solution-processable route makes possible, which...

10.1021/acsnano.2c00513 article EN ACS Nano 2022-02-16

Inorganic lead-free perovskite nanocrystals (NCs) with broadband self-trapped exciton (STEs) emission and low toxicity have shown enormous application prospects in the field of display lighting. However, white light-emitting diodes (WLEDs) based on a single-component material high photoluminescence quantum yield (PLQY) remain challenging. Here, we demonstrate novel codoping strategy by introducing Sb3+/Mn2+ ions to achieve tuneable dual Cs3InCl6 NCs. The PLQY increases 59.64% after doping...

10.1021/acsami.4c00745 article EN ACS Applied Materials & Interfaces 2024-04-04

We present a new approach for Field Programmable Gate Array (FPGA) testing that exploits the reprogrammability of FPGAs to create Built-In Self-Test (BIST) logic only during off-line test. As result, BIST is achieved without any area overhead or performance penalties system function implemented by FPGA. Our applicable all levels testing, achieves maximal fault coverage, and tests are applied at-speed. describe architecture used test programmable blocks in an FPGA configurations required...

10.1109/vtest.1996.510883 article EN 2002-12-23

The electronic and optical properties of the cubic perovskite, BaSnO3, are compared with well-known transparent conducting oxides (TCOs), SnO2 In2O3. band gaps undoped compounds, as measured by diffuse reflectance spectroscopy on powdered samples, 3.1 eV for BaSnO3 3.8 SnO2. Electronic structure calculations show that both compounds possess a large conduction dispersion, which suggests like SnO2, should be good TCO if it can n-doped. To explore this possibility substitutionally doped,...

10.1021/cm4019309 article EN Chemistry of Materials 2013-08-29

Organic-inorganic hybrid perovskites have drawn considerable attention due to their great potentials in lighting and displaying. Despite progress being demonstrated light-emitting diodes (PeLEDs), the commercialization of PeLEDs was still limited by low efficiencies poor device stabilities. Utilizing metallic nanoparticles a feasible way further improve PeLEDs. Herein, substantially enhanced electroluminescent performance CH3NH3PbBr3-based were first incorporating plasmonic gold (Au NPs)...

10.1021/acs.jpclett.7b01562 article EN The Journal of Physical Chemistry Letters 2017-08-08

Due to their unique properties, rare-earth doped upconversion luminescence (UCL) nanomaterials are of considerable scientific interest. Meanwhile, alkaline-earth sulfide materials based on a completely different electron trapping (ET) mechanism demonstrate extremely high UCL efficiencies, which several dozens times more than those conventional fluoride nanomaterials. However, the large particle size, easy hydrolysis, and difficulty in achieving uniform dispersion have precluded bioassay...

10.1039/c7cc07790d article EN Chemical Communications 2017-12-06

Abstract 2D rare earth (RE) materials have received considerable attention in recent years due to the fascinating luminescence, magnetism, and electric properties originated from RE associated with sharp various emission peaks, intrinsic ferromagnetism, incommensurate charge density wave. These might open up a new prospect next‐generation lighting, magnetic devices, phototransistors. Herein, comprehensive review of is presented, focusing on their progresses. First, crystal structures are...

10.1002/adfm.202008790 article EN Advanced Functional Materials 2020-12-27

The structure of binary ${\text{As}}_{x}{\text{S}}_{1\ensuremath{-}x}$ glasses is elucidated using modulated differential scanning calorimetry, Raman scattering, IR reflectance, and molar volume experiments over a wide range $(8%<x<41%)$ compositions. We observe reversibility window in the calorimetric experiments, which permits fixing three elastic phases: flexible at $x<22.5%$, intermediate $22.5%<x<29.5%$ range, stressed rigid $x>29.5%$. scattering supported by first-principles cluster...

10.1103/physrevb.78.224208 article EN Physical Review B 2008-12-30
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