HK – Page 4 – TechConnect Briefs

A highly sensitive fluorescent immunoassay based on avidin labeled nanocrystals

Sin K-K, Chan C.P-Y, Pang T-H, Seydack M., Renneberg R., the Hong Kong University of Science and Technology, HK

Nanocrystals of the fluorogenic precursor fluorescein diacetate (FDA) were applied as labels to enhance assay sensitivity in our previous studies. Each FDA nanocrystal can be converted into ~2.6 x 106 fluorescein molecules, which is useful [...]

Zeolite Micropattern for Biological Applications

Wong L.W., Sun W., Lam K.F., Yeung K.L., Hong Kong University of Science and Technology, HK

A facile method was established using composition-gradient pattern on zeolite surface to guide the deposition and formation of chemical and biomolecular patterns .The goal is to achieve well-defined spatial patterns of bioactive molecules of precise [...]

A Framework for Generic Physics Based Double-Gate MOSFET Modeling

Chan M., Taur Y., Lin C.H., He J., Niknejad A., Hu C., Hong Kong University of Science & Technology, HK

This paper presents a framework to develop a generic and physical Double-Gate MOSFET model. Due to limited available physical data and existence of a large variety of device structures, flexibility to assemble model modules to [...]

Quasi-2D Compact Modeling for Double-Gate MOSFET

Chan M., Man T.Y., He J., Xi X., Lin C.H., Lin X., Lin C.H., Lin X., Ko P.K., Niknejad A.M., Hu C., Hong Kong University of Science and Technology, HK

This paper presents an approach to model the characteristics of undoped Double-Gate MOSFETs without relying on the charge-sheet approximation. Due to the extremely thin silicon film used, the inversion charge thickness becomes comparable to the [...]

Supported Mixed Metal Nanoparticles and PFA-Nafion Nanocomposite Membrane for Low Temperature Fuel Cells

Chan K-Y, Ren J.W., Liu J., Wang H.T., Ding J., Tsang K.Y., Lee T.J., The University of Hong Kong, HK

Performance of low temperature fuel cells depends critically on the nanostructures of the material components in the electrodes and membranes. Some studies are reported here for 1) mixed metal nanoparticles supported on mesoporous carbon and [...]

Synthesis of Antimony Oxide Nanoparticles by Thermal Oxidation

Xu C.H., Shi S.Q., Tang Q., The Hong Kong Polytechnic University, HK

Antimony (Sb) oxide can be used as catalyst, retardant, fining agent, and optical material. Recently, hydrous Sb oxide was found to have high proton conductivity, which is likely to be a promising humidity-sensing material. Oxide [...]

Quasi-2D Compact Modeling for Double-Gate MOSFET

Chan M., Man T.Y., He J., Xi X., Lin C.H., Lin X., Lin C.H., Lin X., Ko P.K., Niknejad A.M., Hu C., Hong Kong University of Science and Technology, HK

This paper presents an approach to model the characteristics of undoped Double-Gate MOSFETs without relying on the charge-sheet approximation. Due to the extremely thin silicon film used, the inversion charge thickness becomes comparable to the [...]

A Framework for Generic Physics Based Double-Gate MOSFET Modeling

Chan M., Taur Y., Lin C.H., He J., Niknejad A., Hu C., Hong Kong University of Science & Technology, HK

This paper presents a framework to develop a generic and physical Double-Gate MOSFET model. Due to limited available physical data and existence of a large variety of device structures, flexibility to assemble model modules to [...]

Engineering BSIM for the Nano-Technology Era and Beyond

Chan M., Hu C., Hong Kong University of Science and Technology, HK

This paper presents the current status of the forth generation BSIM model and issues of modeling CMOS based devices with nanometer dimensions. Due to the divergence of device structures in sub-0.1 m gate length, it [...]

Finite Element Approach for Reactive Microfluidic Devices

Hsing I-M, Srinivasan R., Jensen K.F., Schmidt M.A., Hong Kong University of Science and Technology, HK

We report a finite element method (FEM) based model for simulating microfluidic devices with chemical reactions. The simulation approach incorporates a general mesh generation procedure, which allows us to explore different application-oriented designs of microfluidic [...]