The formation mechanism of aqueous hydrogen peroxide in a plasma-liquid system with liquid as the anode Jiao Lin, Xinyi He, Qiang Chen, Qing Xiong, Junshuai Li, Xin Wang, Guolong Chen, Qing Huo Liu and Kostya (Ken) Ostrikov Eur. Phys. J. D, 74 4 (2020) 80 Published online: 23 April 2020 DOI: 10.1140/epjd/e2020-100371-2