Mr. Yusuke was working from April 2018 until March 2019 as a guest researcher at the Institute of Multiphase Flows and at the Instiute of Technical Biocatalysis. Mr. Noguchi was investigation the mass transfer at fine bubbles and their applicability, especially for the use in biocatalysis.

He installed and tested sucessfully a ultrafine bubble generator from Japan by taking all all safety issues into account. He also translated all instructions into german and trained the students in the application of the bubble generator.