#author("2021-04-07T01:57:04+00:00","default:hiroshi","hiroshi") #author("2021-04-28T03:57:26+00:00","default:hiroshi","hiroshi") ~ International Conference on Materials and Systems for Sustainability 2021 Nov. 4 - 6, 2021, online http://www.icmass.imass.nagoya-u.ac.jp/2019/ (of past year) http://www.icmass.imass.nagoya-u.ac.jp/2021