East China University of Science and Technology 2 articles published in JoVE Chemistry A Closed-Type Wireless Nanopore Electrode for Analyzing Single Nanoparticles Rui Gao*1, Ling-Fei Cui*1, Lin-Qi Ruan1, Yi-Lun Ying1, Yi-Tao Long1 1Key Laboratory for Advanced Materials, School of Chemistry and Molecular Engineering, East China University of Science and Technology Here, we present a protocol for fabrication of a closed-type wireless nanopore electrode and subsequent electrochemical measurement of single nanoparticle collisions. Biochemistry Real-time Tracking of DNA Fragment Separation by Smartphone Chunxian Tao1, Bo Yang1, Zhenqing Li1, Dawei Zhang1, Yoshinori Yamaguchi1,2,3 1Shanghai Key Lab of Modern Optical System, University of Shanghai for Science and Technology, 2Department of Applied Physics, Graduate School of Engineering, Osaka University, 3East China University of Science and Technology, Department of Physics Faculty of Science Traditional slab gel electrophoresis (SGE) experiments require a complicated apparatus and high chemical consumption. This work presents a protocol that describes a low-cost method to separate DNA fragments within a short timeframe.