Park Y.J. – TechConnect Briefs

Electric Double Layer Simulation on Transient State for Sensitivity Enhancement of Affinity-Based Biosensor

Woo J-M, Kim S-H, Park Y.J., Seoul National University, KR

We have presented a numerical simulation for the affinity-based electrical biosensor system on the steady and transient state. Considering the screening length in the solutions, the solution with low ion concentration can be better measurement [...]

Investigation of Metal Nano Layer Formation by the Tunneling Current through the Thin Oxide Film in the Electrolyte–Oxide–Silicon System

Lee S-H., Cheon J-H, Choi S., Choi Y., Choi S., Choi Y., Park Y.J., Seoul National University, KR

In the researches on Electrolyte–Oxide–Silicon (EOS) system, tunneling current through the gate insulator has been considered as an undesirable factor causing reliability issues such as gate insulator degradation and interface state generation. In this work, [...]

A Fully Electric DNA Detection using CMOS integrated CNT network Sensor

Kim S-H, Woo J-M, Ahn J.H., Park Y.J., Seoul National University, KR

A fully CMOS integrated carbon nanotube (CNT) sensor platform that consists of 32X32 array of unitary CNT elements for electric bio material detection is presented. For digital conversion of the analog voltage of CNT sensor [...]

The acid-base properties of carboxylated CNT and the design of CNTFET biosensor

Kwon H.J., Woo J-M, Lim J., Kim S-H, Park Y.J., Seoul National University, KR

We observed the sign of the two responses from carbon nanotube field effect transistor (CNTFET) in aqueous solution by means of dynamic measurements. Two types of surface group, the hydroxyl and the carboxyl group of [...]

Thin film solar cell based on microcrystalline nanostructure silicon grown in low temperature condition

Chung Y.B., Lim J.S., Kim H., Kim J.K., Hwang N.M., Kim H., Kim J.K., Park Y.J., Seoul National University, KR

High quality microcrystalline silicon thin film grown by Hot-Wire Chemical Vapor Deposition(HWCVD) and subsequently manufactured solar cells are presented. Intrinsic layer photoconductivity data is provided for one of the film quality measures, and the result [...]

Thin film solar cell based on microcrystalline nanostructure silicon grown in low temperature condition

Chung Y.B., Lim J.S., Kim H., Kim J.K., Hwang N.M., Kim H., Kim J.K., Park Y.J., Seoul National University, KR

High quality microcrystalline silicon thin film grown by Hot-Wire Chemical Vapor Deposition(HWCVD) and subsequently manufactured solar cells are presented. Intrinsic layer photoconductivity data is provided for one of the film quality measures, and the result [...]

Construction of a Compact Modeling Platform and Its Application to the Development of Multi-Gate MOSFET Models for Circuit Simulation

Miura-Mattausch M., Chan M., He J., Koike H., Mattausch H.J., Miura-Mattausch M., Nakagawa T., Park Y.J., Tsutsumi T., Yu Z., Hiroshima University, JP

We are reporting the construction of a common platform for compact model development based on the Verilog-A language and in particular a framework for efficient development of multi-gate MOSFET models for circuit simulation. Phenomena expected [...]

Single-Walled Carbon Nanotube Network based Biosensors using Aptamers and its Characteristics

Kim D.W., Seo S.M., Park Y.J., Seoul National University, KR

We have successfully demonstrated the single-walled carbon nanotube (SWNT) network based biosensor using aptamers as the protein recognition site. The single-walled carbon nanotube network was used to improve the uniformity in I-V characteristics. Aluminum was [...]

CNT-Array Integrated SoC for Biological Sensor Applications

Seo S.M., Cheon J-H, Lee B-Y, Lee J-H., Lee M., Lee B-Y, Lee J-H., Lee M., Im J., Lee B-Y, Lee J-H., Lee M., Chung I-Y, Hong S., Park Y.J., Min H.S., Seoul National University, KR

8x8 carbon nanotube (CNT) arrays are integrated on top of the CMOS chip. The CNTs are functionalized to detect the target ions, and the I-V characteristics are altered by the bio-chemical reaction. The sensing circuit [...]

CNTs-Insulator- Semiconductor System for Chemical and Biological Sensor Applications

Cheon J-H, Lin Q., Kong B-D, Kang D.W., Kim L., Suh J.S., Park Y.J., Min H.S., Seoul National University, KR

In this paper, an Electrolyte-CNTs-Insulator-Semiconductor capacitor has been prepared due to compatibility with CMOS technology. To prepare this capacitor, we used the bonding technique to combine the MWNT array.It shows that the surface potential modulation [...]