Search Results - "Hyunjae Lee"

Engineering of functional, perfusable 3D microvascular networks on a chip by Kim, Sudong, Lee, Hyunjae, Chung, Minhwan, Jeon, Noo Li

“…Generating perfusable 3D microvessels in vitro is an important goal for tissue engineering, as well as for reliable modelling of blood vessel function. To…”
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Enzyme‐Based Glucose Sensor: From Invasive to Wearable Device by Lee, Hyunjae, Hong, Yongseok Joseph, Baik, Seungmin, Hyeon, Taeghwan, Kim, Dae‐Hyeong

“…Blood glucose concentration is a key indicator of patients' health, particularly for symptoms associated with diabetes mellitus. Because of the large number of…”
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Ultrasoft electronics to monitor dynamically pulsing cardiomyocytes by Lee, Sunghoon, Sasaki, Daisuke, Kim, Dongmin, Mori, Mami, Yokota, Tomoyuki, Lee, Hyunjae, Park, Sungjun, Fukuda, Kenjiro, Sekino, Masaki, Matsuura, Katsuhisa, Shimizu, Tatsuya, Someya, Takao

“…In biointegrated electronics, the facile control of mechanical properties such as softness and stretchability in electronic devices is necessary to minimize…”
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Vertical Tunnel FET: Design Optimization With Triple Metal-Gate Layers by Ko, Eunah, Lee, Hyunjae, Park, Jung-Dong, Shin, Changhwan

“…The effect of a triple metal-gate (TMG) on the performance and on the ambipolar current in a TMG vertical tunnel field-effect transistor with triple metal-gate…”
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Star Pattern Identification Technique by Modified Grid Algorithm by Hyunjae Lee, Hyunjae Lee, Hyochoong Bang, Hyochoong Bang

“…A star pattern identification algorithm, called modified grid algorithm, for attitude determination of spacecraft is addressed. The proposed algorithm is…”
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Sensorless MPPT Considering Power Loss Factors for DPP Structure in Photovoltaic Generation System by Lee, Hyunjae, Shon, Jingeun

“…This paper presents an effective maximum power point tracking (MPPT) method for photovoltaic (PV) panels without any voltage sensor in a PV differential power…”
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Sensorless AC Capacitor Voltage Monitoring Method for HAPF by Lee, Hyunjae, Shon, Jingeun

“…This study presents a method for monitoring the voltage across the AC capacitor in a grid-connected hybrid active power filter without the use of additional…”
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Current-Voltage Model for Negative Capacitance Field-Effect Transistors by Lee, Hyunjae, Yoon, Youngki, Shin, Changhwan

“…In this letter, a semi-analytical current-voltage model for a negative capacitance field-effect transistor (NCFET) with a ferroelectric material (i.e., BaTiO 3…”
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Improvement of Power Production Efficiency Following the Application of the GD InC Maximum Power Point Tracking Method in Photovoltaic Systems by Han, Jeongwon, Lee, Hyunjae, Shon, Jingeun

“…This paper proposes a new maximum power point tracking (MPPT) method based on machine learning with improved power production efficiency for application to…”
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Non-integral AC Capacitor Voltage Calculation Method for Shunt Hybrid Active Power Filter by Lee, Hyunjae, Shon, Jingeun

“…This paper introduces a novel non-integral method for calculating AC capacitor voltage in shunt hybrid active power filters (SHAPFs). These filters commonly…”
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Application and Verification of a Leg-Transfer Method for Three-Level Active Neutral-Point-Clamped Inverters for Railway Vehicles by Lee, Hyunjae, Kim, Gildong, Shon, Jingeun

“…In this paper, a two-leg-transfer switch structure method that can continuously supply three-phase power even when an accident occurs in a power semiconductor…”
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Erosion of focus rings in capacitively coupled plasma etching reactors by Wang, Xifeng, Lee, Hyunjae, Nam, Sang Ki, Kushner, Mark J.

“…In plasma etching reactors, the structure surrounding the wafer, often called a focus ring (FR), plays an important role in maintaining uniform fluxes of…”
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Study of Random Variation in Germanium-Source Vertical Tunnel FET by Lee, Hyunjae, Park, Jung-Dong, Shin, Changhwan

“…An optimally designed germanium-source vertical tunnel FET (V-TFET) is investigated using technology computer aided design simulation. Three consecutive…”
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A Novel Vital-Sign Sensing Algorithm for Multiple Subjects Based on 24-GHz FMCW Doppler Radar by Lee, Hyunjae, Kim, Byung-Hyun, Park, Jin-Kwan, Yook, Jong-Gwan

“…A novel non-contact vital-sign sensing algorithm for use in cases of multiple subjects is proposed. The approach uses a 24 GHz frequency-modulated…”
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A microfluidic platform for quantitative analysis of cancer angiogenesis and intravasation by Lee, Hyunjae, Park, Woohyun, Ryu, Hyunryul, Jeon, Noo Li

“…Understanding the mechanism behind cancer metastasis is a major challenge in cancer biology. Several in vitro models have been developed to mimic a cancer…”
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Variable Incremental Controller of Permanent-Magnet Synchronous Motor for Voltage-Based Flux-Weakening Control by Lee, Hyunjae, Lee, Gunbok, Kim, Gildong, Shon, Jingeun

“…This study presents a variable incremental controller for flux-weakening control in the high-speed operation area of a permanent-magnetic synchronous motor…”
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Leg Conversion Method for the Continuous Control of a Railway Vehicle Propulsion Inverter by Choi, Jongyong, Kim, Gildong, Lee, Hyunjae, Lee, Gunbok, Shon, Jingeun

“…In this study, we propose a whole-leg scheme for the continuous control of a railway vehicle propulsion inverter. The three-leg method is commonly used to…”
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Sub-60-mV/decade Negative Capacitance FinFET With Sub-10-nm Hafnium-Based Ferroelectric Capacitor by Ko, Eunah, Lee, Hyunjae, Goh, Youngin, Jeon, Sanghun, Shin, Changhwan

“…The negative capacitance (NC) of ferroelectric materials has paved the way for achieving sub-60-mV/decade switching feature in complementary…”
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Design for Variation-Immunity in Sub-10-nm Stacked-Nanowire FETs to Suppress LER-induced Random Variations by Park, Jinyoung, Hyunjae Lee, Sangheon Oh, Changhwan Shin

“…In order to construct a design that exhibits variation immunity, the impacts of line-edge roughness (LER) of nanowires (NWs) in stacked-nanowire FETs…”
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Risk Factor Recognition for Automatic Safety Management in Construction Sites Using Fast Deep Convolutional Neural Networks by Park, Jeongeun, Lee, Hyunjae, Kim, Ha Young

“…Many industrial accidents occur at construction sites. Several countries are instating safety management measures to reduce industrial accidents at…”
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