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, 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
Akitoshi Nakajima, Qingxin Zheng, Tetsufumi Ogawa, Seiya Hirama, Masaru Watanabe. Metal Recovery of LiCoO<sub>2</sub>/LiNiO<sub>2</sub> Cathode Materials by Hydrothermal Leaching and Precipitation Separation. ACS Sustainable Chemistry & Engineering. 2022. 10. 38. 12852-12863
Ji Zhuang, Mengqi Zhang, Bo Li, He Zhu, Xiangyan Zhao, Qingxin Zheng, Ni Xue, Lei Wang, Yang Liu, Xutang Tao. Bimetallic sulfide ZnMoS4-x/C nanocoral synthesized through glucose-assisted supercritical water system and its high performance for lithium-ion batteries. Electrochimica Acta. 2022. 140075-140075
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