2021 - 2024 Low/no-corrosion leaching of spent lithium-ion battery cathode materials in hydrothermal water using amino acid or mixed organic acids as the leachant
Qingxin Zheng, Yoshiki Suga, Yu Su, Hiroya Yamaguchi, Masaru Watanabe. Simultaneous Material and Chemical Recycling of Waste PET/PE Multi-Layer Films under Hydrothermal Conditions. Angewandte Chemie International Edition. 2024
Qingxin Zheng, Seiya Hirama, Akitoshi Nakajima, Tetsufumi Ogawa, Yuta Nakayasu, Zixian Li, Masaru Watanabe. Excellent Performance of Glycine in Isolating Mn during Hydrothermal Leaching of LiMn2O4 Cathode Materials. ACS Sustainable Chemistry & Engineering. 2023
Qingxin Zheng, Keisuke Suzuki, Yuya Hiraga, Masaru Watanabe. Understanding the reaction behavior of alanine under hydrothermal conditions through a network model. Chemical Engineering Journal. 2023. 468. 143588-143588
Qingxin Zheng, Zixian Li, Masaru Watanabe. Production of Solid Fuels by Hydrothermal Treatment of Wastes of Biomass, Plastic, and Biomass/Plastic Mixtures: A Review. Journal of Bioresources and Bioproducts. 2022
QM simulations of precipitation mechanism of Mn(II)-citrate complex formed during citric acid hydrothermal leaching of LiMn2O4
(化学工学会第55回秋季大会 2024)
Recycling of LiFePO4 cathode material by hydrothermal leaching with glycine, oxalic acid or citric acid and precipitation isolation
(20th European Meeting on Supercritical Fluids 2024)
Mechanism and kinetic study of hydrothermal recycling of PET/PE multi-layer film using a semi-batch system
(20th European Meeting on Supercritical Fluids 2024)
2022/09 - 日本化学工学会 優秀論文賞2021 Application of Hydrothermal Leaching Technology to Spent LIB Cathode Materials with Citric Acid Using Batch-type Device and Flow System