Fenggang Liu

ORCID: 0000-0003-3757-4692
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About
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Research Areas
  • Nonlinear Optical Materials Research
  • Additive Manufacturing Materials and Processes
  • High Entropy Alloys Studies
  • Nonlinear Optical Materials Studies
  • Welding Techniques and Residual Stresses
  • Porphyrin and Phthalocyanine Chemistry
  • Luminescence and Fluorescent Materials
  • Photonic and Optical Devices
  • Laser and Thermal Forming Techniques
  • Metallurgical Processes and Thermodynamics
  • Liquid Crystal Research Advancements
  • Advanced Fiber Laser Technologies
  • Photorefractive and Nonlinear Optics
  • Advanced Welding Techniques Analysis
  • High-Temperature Coating Behaviors
  • Microstructure and Mechanical Properties of Steels
  • Aluminum Alloy Microstructure Properties
  • Advanced Neural Network Applications
  • Molecular spectroscopy and chirality
  • Titanium Alloys Microstructure and Properties
  • Additive Manufacturing and 3D Printing Technologies
  • Molecular Sensors and Ion Detection
  • X-ray Diffraction in Crystallography
  • Advanced battery technologies research
  • Aluminum Alloys Composites Properties

Nanchang Hangkong University
2019-2024

Guangzhou University
2018-2024

University of Science and Technology Beijing
2021-2024

Group Sense (China)
2024

Northwestern Polytechnical University
2014-2023

Shougang (China)
2017-2023

Sinopec (China)
2022

Beijing Institute of Technology
2018-2021

Wuchang University of Technology
2021

University of Washington
2020

NiS<sub>2</sub> acts as an active and selective electrocatalyst for the two-electron O<sub>2</sub> reduction reaction in acids, achieving a selectivity of up to 99% H<sub>2</sub>O<sub>2</sub> yield rate 109 ppm h<sup>−1</sup>. The catalytic mechanism is further investigated by theoretical calculations.

10.1039/d0ta12008a article EN Journal of Materials Chemistry A 2021-01-01

Recently, perception task based on Bird's-Eye View (BEV) representation has drawn more and attention, BEV is promising as the foundation for next-generation Autonomous Vehicle (AV) perception. However, most existing solutions either require considerable resources to execute on-vehicle inference or suffer from modest performance. This paper proposes a simple yet effective framework, termed Fast-BEV, which capable of performing faster chips. Towards this goal, we first empirically find that...

10.1109/tpami.2024.3414835 article EN IEEE Transactions on Pattern Analysis and Machine Intelligence 2024-01-01

In order to achieve the microstructure homogeneity at a lower temperature and improve mechanical properties, novel post heat treatment was introduced Inconel 718 fabricated by laser direct energy deposition (LDED), means of δ aging + solution treatment. The analysis shows that fully precipitation phase in LDED superalloy can "cut" long strip Laves into small pieces. According with treated 1020 °C for 30 min, only tiny particle remained. equilibrium volume fraction after is about 1%, which...

10.1016/j.jmrt.2020.06.061 article EN cc-by-nc-nd Journal of Materials Research and Technology 2020-07-16

The development of organic electro-optic (EO) materials that concurrently possess a high coefficient (r33), index refraction, and long-term or high-temperature stability chromophore alignment has been crucial goal. To address this challenge, we developed crosslinkable EO system consisting two chromophores, HLD1 HLD2, which can be electric field poled then thermally crosslinked in situ to form stable material. This approach avoids the necessity for nonlinear optically inactive such as...

10.1021/acs.chemmater.9b03725 article EN Chemistry of Materials 2020-01-13

New chromophores containing a novel pyrrole-based bridge were synthesized and the hyperpolarizability can be effectively translated into large electro-optic coefficients in poled polymers.

10.1039/c4tc00900b article EN Journal of Materials Chemistry C 2014-01-01

In this study, the effect of Al addition on microstructure and microhardness Inconel 718 superalloy fabricated by laser additive manufacturing (LAM) was studied. The had little grain morphology orientation, but segregation Nb element intensified with increase content, which promoted formation Laves phase in inter-dendritic region. After HSDA (Homogenization + Solution Double aging) heat treatment, precipitation δ at boundaries changed from cross needle-like to rod-like, same time, more...

10.1016/j.jmrt.2021.12.127 article EN cc-by-nc-nd Journal of Materials Research and Technology 2022-01-01

New Y type chromophores were synthesized and the hyperpolarizability can be effectively translated into large electro-optic coefficients in poled polymers.

10.1039/c4tc00508b article EN Journal of Materials Chemistry C 2014-01-01

Introducing benzene derivative isolation groups into the π-bridge improved EO coefficient (<italic>r</italic><sub>33</sub>) greatly.

10.1039/c5tc02702k article EN Journal of Materials Chemistry C 2015-01-01

Self-assembled binary multichromophore dendrimers HDSD–FDSD have been developed to increase the poling efficiency, refractive Index and stability of EO materials.

10.1039/c9qm00508k article EN Materials Chemistry Frontiers 2019-09-09
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