The research interests of Dr. Wang include the development of nanomotors and nanomachines, wearable chemical sensors, nanomaterials-based sensors, bioelectronics, electrochemical biosensors, biorecognition and clinical diagnostics, design and applications of nanowires, printable flexible devices, microfluidic (“Lab-on-Chip”) devices, trace metal stripping analysis, devices for environmental and security monitoring, microfabrication, biofuel cells, new surfaces for electroanalysis and electrocatalysis, sensor/recognition coatings, and remote sensing.