Kim B. – TechConnect Briefs

Negative Dielectrophoretic Force based High Efficiency and High Throughput Cell Sorting System Harnessing Paired Electrode Arrays and a Meso Size Channel

Lee D., Hwang B., Kim B., Korea Aerospace University, KR

Dielectrophoresis activated cell sorters (DACS), which exploit intrinsic dielectric properties of target cells, are highlighted as an alternative cell sorting method. Nonetheless, the DACS performing in micro channel have limitation with throughput while they accomplished [...]

Negative Dielectrophoretic Force based High Efficiency and High Throughput Cell Sorting System Harnessing Paired Electrode Arrays and a Meso Size Channel

Lee D., Hwang B., Kim B., Korea Aerospace University, KR

Dielectrophoresis activated cell sorters (DACS), which exploit intrinsic dielectric properties of target cells, are highlighted as an alternative cell sorting method. Nonetheless, the DACS performing in micro channel have limitation with throughput while they accomplished [...]

In situ transesterification of wet microalgae under acid catalysts

Lee J.W., Kim B., Im H., Korea Advanced Institute of Science and Technology, KR

Microalgae can be categorized to be the third generation of promising biofuel resources and can utilize carbon dioxide from flue gas as a nutrient source and accumulate lipids inside cells. They grow faster than any [...]

Investigation on capillary force of nanoscale water cluster using a Hybrid AFM-MEMS System

Kwon S., Kim B., Jhe W., Seoul National University, KR

The interaction force between surfaces has a major effect on the behavior of the materials, such as nanoparticles, proteins, various bio-molecules, and so on. The phenomenon of stiction influenced by interaction forces impacts the repetitive [...]

Direct Observation of Nanofabrication using the Optical Microscope combined with Nanopipette/QTF-AFM System

An S., Stambaugh C., Kwon S., Lee K., Kim B., Kim Q., Kim B., Kim Q., Jhe W., Seoul National University, KR

We demonstrated direct observation of nanofabrication using the optical microscope (OM) combined with nanopipette/QTF-AFM (Quartz Tuning Fork-Atomic Force Microscopy) system. Various solutions are ejected onto the substrate through the nano-/micro-aperture of the pulled pipette, and [...]

High throughput leukemia cell(k-562) sorting system based on negative dielectrophoretic force

Kim B., Kim Y., Lee D., Kim B., Kim Y., Korea Aerospace University, KR

For high throughput and high separation efficiency, the proposed sorting platform comprises meso-size vertical channel and silicon wafer based micro cantilever-type electrodes for generating n-DEP force and playing a role of micro-channel. To reduce engineering [...]

A Study on Design Technologies and load analysis for Sustainable Army Barracks

Park C., Cho W., Kim B., Yonsei University, KR

Purpose of this study is embody the environmental-friendly military facility model that applied renewable energy, passive design method and high efficiency equipment. In the introduction of this study, defined problem of existing military facility and [...]

Nanochip – Ultra-High Data Density MEMS Memory Device

Adams D., Belov N., Chou T-K., Heck J., Kim B., Knight G., Ma Q., Rao V., Tchelepi G., Nanochip, Inc., US

Nanochip developed a conceptual prototype of a probe storage device (nanochip). The device employs a ferroelectric non-volatile memory, which permits robust write, non-destructive read and simple data overwriting operations. Read-write operations require low power and [...]

System Level Analysis for a Locomotive Inspection Robot with Integrated Microsystems

Jeong Y., Kim B., Oh H., Park J-O, Korea Institute of Science & Technology, KR

In this paper, we describe a locomotive inspection robot with integrated microsystems that comprises a micro pump, micro valves, micro channels, a sophisticated pressure amplification system with multi-bellows and biocompatible linear actuators with plastic coated [...]

Thermal and Load-Deflection FE Analyses of Parylene Diaphragms

Sim W., Kim B., Choi B., Park J-O, Intelligent Microsystem Center, KR

In this study, the finite-element method(FEM) is employed in order to analyze the mechanical behavior of parylene diaphragm. Thermal and load-deflection FE analyses of flat and corrugated parylene diaphragm are performed to find an effect [...]