Hiroshi Motoshige

Reduction of ozone dosage by using ozone in ultrafine bubbles to reduce sludge volume.

T. Okuda, S. Nakai, W. Nishijima, 2021, Chemosphere.

The dead cell ratio of bacteria in sludge flocs as an indicator of sludge reduction in sludge ozone process

S. Nakai, W. Nishijima, Kurumi Hashimoto, 2020 .