Recently, micro power generation using electret-based electrostatic induction attracts much attention due to its large power output at low frequency range. Since theoretical power output is… (More)
Development of a micro electret generator prototype for energy harvesting applications is presented. MEMS-friendly perfluoropolymer, CYTOP is adopted as high-performance electret material. When… (More)
A simple expression is derived of the componential contributions that different dynamical effects make to the frictional drag in turbulent channel, pipe and plane boundary layer flows. The local skin… (More)
An adhesion-based cell-separation device is developed for the extraction of rare cells from a cell mixture. The cell-separation principle mimics leukocyte recruitment from blood vessels in our body,… (More)
2009 IEEE 22nd International Conference on Micro…
2009
A vibration-driven electret generator has been developed for energy harvesting applications. By using parylene as the spring material, a low-resonant-frequency MEMS generator is realized.… (More)
Existing subgrid-scale (SGS) models for large eddy simulation are assessed for a problem of mass transfer across an air-water interface. A special focus is laid upon a case where the Schmidt number… (More)
We examined the occurrence of apoptotic cell death in 15 advanced colorectal carcinomas with lymph-node and/or liver metastases by terminal-deoxynucleotidyl-transferase (TdT)-mediated dUTP-biotin… (More)
An efficient magnetic force driven mixer with simple configuration is designed, fabricated, and tested. It is designed to facilitate the mixing of magnetic beads and biomolecules in a microchannel,… (More)
2010 IEEE 23rd International Conference on Micro…
2010
A MEMS electret generator with nonlinear spring has been developed for energy harvesting applications. By using hybrid high-aspect-ratio parylene springs, a large-amplitude oscillation over 1.0… (More)
Direct numerical simulation of a turbulent channel flow at Reτ 2320 was performed in order to examine the flow statistics, and the relationship between the near-wall and outer-layer structures. The… (More)