Portable and Wearable Sensing Systems

Qingjun Liu, PhD, is Professor of the Biosensor National Special Laboratory and Director of the Biomedical Engineering Institute, Zhejiang University, China. He is also the member of Steering Committee of Biomedical Engineering in Colleges and Universities of the Ministry of Education of People's Republic of China, and member of the China Micron Nanotechnology Society. His interests mainly focus on biomedical sensing and detection research, especially in wearable and portable sensing technologies.

• Preface xi1 Portable and Wearable Sensing Technologies for Biochemical Detection 1Xin Li, Fenni Zhang, and Qingjun Liu1.1 Biochemical Detection: Increasing Demands and Challenges 11.2 Portable Sensing Technologies: Efficient Biochemical Analysis 21.3 From Portable toWearable: Toward In Situ Biosensing 41.4 Summary and Outlook 122 Portable Electrochemical Sensing Systems 19Zijian An, Yue Wu, Yuting Zhao, Yanli Lu, and Qingjun Liu2.1 Fundamentals of Portable Electrochemical Sensing Systems 202.2 Techniques of Portable Electrochemical Measurement 252.3 Fabrication of Portable Electrochemical Systems 282.4 Applications of Portable Electrochemical Sensing Systems 312.5 Summary and Outlook 353 Portable Optical Sensing Systems 41Jinbiao Ma, Jiahao Xu, Baiqi Cui, Dehong Yang, Ying Fang, Xiaoyin Liu, and Fenni Zhang3.1 Fundamentals of Portable Optical Sensing Systems 413.2 Plasmonic Sensing-Based Portable Optical Systems 423.3 Scattering Sensing-Based Portable Optical Systems 493.4 Chemiluminescence Sensing-Based Portable Optical Systems 543.5 Colorimetric Sensing-Based Portable Optical Systems 573.6 Summary and Outlook 624 Portable Optical-Electrochemical-Coupled Sensing Systems 71Zetao Chen, Fenni Zhang, Yanli Lu, and Qingjun Liu4.1 Fundamentals of Optical-Electrochemical-Coupled Sensing Systems 724.2 Optical-Electrochemical-Coupled Sensing Techniques 734.3 Fabrication of Optical-Electrochemical-Coupled Electrodes 774.4 Construction of Portable Optical-Electrochemical-Coupled Systems 814.5 Summary and Outlook 855 Smartphone-Based Portable Sensing Systems for Point-of-Care Detections 89Guang Liu, Yue Wu, Yutian Wang, Weihong Ye, Minyang Wu, and Qingjun Liu5.1 Smartphone-Based Optical Sensing System 905.2 Smartphone-Based Electrochemical System 945.3 Smartphone-Based Photoelectrochemical (PEC) System 995.4 Smartphone-Based Point-of-Care Detections 1015.5 Summary and Outlook 1036 Flexible Electronics for Wearable Sensing Systems 111Qi-Qi Fu6.1 Flexible Electronics: Definition and Development 1126.2 Advantages of Flexible Electronics inWearable Sensing 1126.3 FabricatingWearable Sensing Systems with Flexible Electronic Technologies 1136.4 Wearable Sensing Systems Fabricated by Using Flexible Electronic Technologies 1256.5 Summary and Outlook 1297 Wearable Sensors for In Situ Biofluid Analysis 139Zhenghan Shi, Chaobo Dai, Feiyue Fang, Yifan Shuai, Chuhan Xiong, and Qingjun Liu7.1 Wearable Sensors for Sweat Analysis 1407.2 Wearable Sensors for Saliva Analysis 1457.3 Wearable Sensors for Interstitial Fluid (ISF) Analysis 1497.4 Wearable Sensors for Tear Analysis 1517.5 Summary and Outlook 1528 Wearable Sensors for In Situ Breath Analysis 157Jingjiang Lv, Xin Li, Jingying Pan, Rujing Sun, Yanli Lu, and Qingjun Liu8.1 Wearable Breath Sensors for Physiological Monitoring 1578.2 Wearable Breath Sensors for Volatile Markers Analysis 1628.3 Wearable Breath Sensors for Virus Detection 1708.4 Summary and Outlook 1749 Wearable Sensors for Wound Diagnosis and Close-Loop Therapeutics 179Lihua Peng, Jinyu Zhao, and Minhong Tan9.1 Wearable Sensors forWound Monitoring 1809.2 Wearable Drug Delivery forWound Treatment 1869.3 IntegratingWearable Sensors withWearable Therapy 1909.4 Close-Loop Therapeutics withWearable Devices 1979.5 Summary and Outlook 20010 Self-Powered Sensors for Wearable Detections 207Yang Zou and Zhou Li10.1 Biofuel-Based Sensors 20810.2 Thermoelectric Nanogenerator-Based Sensors 21210.3 Triboelectric Nanogenerator-Based Sensors 21510.4 Piezoelectric Nanogenerator-Based Sensors 22010.5 Summary and Outlook 224Acknowledgments 226References 226Index 233