由李永丹老师牵头主办的The 4th International Symposium on Catalytic Science and Technology in Sustainable Energy and Environment，将于May 31 - June 4, 2020在芬兰Aalto University召开，李老师邀请了很多国内外的同行，会议结束后在Catalysis Today 和 International Journal of Hydrogen Energy上各组织了1期专刊，感兴趣的兄弟姐妹可以关注一下，会议网址：https://www.aalto.fi/eecat2020