Hu, Wenchuang (Walter)
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Wenchuang (Walter) Hu is an Associate Professor of Electrical Engineering. He also is the head of the Nanoscale Integration Lab. His research interests include:
- Nanolithography, Nanofabrication of low dimensional nanostructures
- Si NanoWire Bio-sensor for environmental monitoring and disease early diagnostics
- Nanostructured Biomaterials for Nanomedicine and Tissue Engineering
- Nanostructured Organic Electronics: OFETs and solar cells
- Micro-, Nanofluidics, Nanoelectronic-Mechanical Systems
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Recent Submissions
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Polystyrene-Coated Interdigitated Microelectrode Array to Detect Free Chlorine Towards IoT Applications
(Japan Society for Analytical Chemistry, 2018-12-28)We apply interdigitated microelectrode array (IDA) sensors for water quality monitoring. IDA sensors with an ion-sensitive coating show higher sensitivity of about 600 mV with the hypochlorite ion concentration increasing ... -
Room Temperature Operation of Directly Patterned Perovskite Distributed Feedback Light Source under Continuous-Wave Optical Pumping
We report the first directly patterned perovskite distributed feedback (DFB) resonator with a narrow amplified spontaneous emission (ASE) at pump powers as low as 0.1W/cm², under continuous-wave (CW) optical pumping condition ... -
Nanoimprinted Perovskite Metasurface for Enhanced Photoluminescence
(Optical Soc Amer, 2018-11-05)Recently, solution-processed hybrid halide perovskite has emerged as promising materials for advanced optoelectronic devices such as photovoltaics, photodetectors, light emitting diodes and lasers. In the mean time, ... -
Bio-Inspired Nanostructures for Enhanced Light Management
(A V S, 2018-11-05)The biological surface has developed functional structures during long-term evolution, which inspires the development of biomimic materials for optical and optoelectronic applications. For example, the micropapillae and ... -
One-Step Combined-Nanolithography-And-Photolithography for a 2d Photonic Crystal TM Polarizer
Photonic crystals have been widely investigated since they have great potential to manipulate the flow of light in an ultra-compact-scale and enable numerous innovative applications. 2D slab photonic crystals for the ... -
Effects of Nanostructure Geometry on Nanoimprinted Polymer Photovoltaics
(RSC Pub, 2014-04-23)We demonstrate the effects of nanostructure geometry on the nanoimprint induced poly(3-hexylthiophene-2,5-diyl) (P3HT) chain alignment and the performance of nanoimprinted photovoltaic devices. Out-of-plane and in-plane ...