Here is a brief letter describing a replication of the Mizuno's experiment:
https://www.lenr-canr.org/acrobat/RamaraoPgeneration.pdf Abstract Centre for Energy Research (CER) at Swami Vivekananda Yoga Anusandhana Samsthana (S-VYASA) which is a deemed-to-be University at Bangalore, India started its research on Low Energy Nuclear Reactions (LENR) in 2015. The team at CER tried different designs of custom made reactors and has so far carried out more than 200 experiments with various combinations of the active materials like Nickel (Ni), Palladium (Pd) with Lithium Aluminium Hydride (LAH), Lithium and Hydrogen (H2)/Deuterium (D2) gas at different conditions. Extensive studies and work was also carried out on instrumentation and data Acquisition to capture the phenomena.