S-1 Supporting Information Strong Near-Infrared Absorbing and Biocompatible CuS Nanoparticles for Rapid and Efficient Photothermal Ablation of Gram-positive and –negative Bacteria Jiale Huang † , Jinfei Zhou †,‡ , Junyang Zhuang ‡ , Hongzhi Gao § , Donghong Huang § ， Lixing Wang § , Wenlin Wu ‡ , Qingbiao Li †,‡ , Da-Peng Yang* ,‡ , Ming-Yong Han* ,‡,⊥ † Department of Chemical and Biochemical Engineering, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen, 361005, P. R. China ‡ Fujian Province Key Laboratory for Preparation and Function Development of Active Substances from Marine Algae, College of Chemical Engineering and Materials Science, Quanzhou Normal University, Quanzhou 362000, Fujian Province, PR China § The Second Affiliated Hospital of Fujian Medical University, Quanzhou 362000, Fujian Province, China ⊥ Institute of Materials Research and Engineering, Singapore 138634 Corresponding Author *Email: yangdp@qztc.edu.cn; my-han@imre.a-star.edu.sg