Micro/nanoscale thermofluidics research group

We are engaged in the elucidation, measurement and control of micro-/nano-scale thermofluidic transport phenomena and the development of microdevices that contribute to enervy saving and energy harvesting technology, which are the key to realize our sustanable socitey.

• Noncontact manipulation of nanoparticles using plasmonic phenomenon
• Nanoparticle collection using microbubble
• Development of novel mass transport technology using light, heat and electric field
• AC electrokinetics for nanotparticle cotnrol
• MEMS-based flexible flow sensor
• Novel characterization technique for individual nanoparticle
• Flexible thermoelectric device using carbon nanotubes

We are working on the development of miniaturised thermofluidic device called Lab on a Chip (or microTAS), bloof flow characterization method, cellular assay microdevices, aiming at the elucidation of basic pathology and medical applications.

• Separation of circulating tumor cells (CTCs) from blood for ultraearly cancer detection
• Mirofluidic device for high-throughput label-free characterization of cells
• Development of wearable perspiration sensor
• Novel micropump for microphysiological systems (MPS)
• Development of flow cytometer chip
• 3D hemodynamic analysis of cerebral aneurysm models
• Development of manipulation technique for bionanomolecules

Tackling above-mentioned reseach projects needs the development of leading-edge sensing techniques as experimental tools to quantitate various transport phenomena. Our group develops novel sensing technology

• Automated measurement for 3D velocity field based on scanning stereoscopic particle image velocimetry (PIV)
• Microfluidic temperature imaging based on fluorescent anisotropy
• Single view 3D velocity measurement in microscopic domain
• Measurement of translational and rotational behaviors of small particles and cells
• Single-pixel resolution velocimetry and pressure field measurement
• Quantification of liquid film thickness in narrrow space between solids

• On-demand liquid manipulation by photothermal effect
• Flow and heat transfer control using novel passive/active combined devices
• Temperature measurement using fluorescent lifetime
• Optical manipulation of bubbles/droplets
• Simultaneous measurement of size and velocity distributions for oil droplets
• Spatiotemporal characterization of burst-wave-induced discharge plasma actuators (BWPA)
• Control of separated flow in low Re numbers