Jaehee Lee

ORCID: 0000-0003-3299-0806
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About
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Research Areas
  • 3D Printing in Biomedical Research
  • Anaerobic Digestion and Biogas Production
  • Phosphorus and nutrient management
  • Advanced SAR Imaging Techniques
  • Synthetic Organic Chemistry Methods
  • Neuroscience and Neural Engineering
  • Metalloenzymes and iron-sulfur proteins
  • Metal-Catalyzed Oxygenation Mechanisms
  • Microfluidic and Capillary Electrophoresis Applications
  • Synthetic Aperture Radar (SAR) Applications and Techniques
  • Catalytic C–H Functionalization Methods
  • Advanced DC-DC Converters
  • Radical Photochemical Reactions
  • Municipal Solid Waste Management
  • RNA and protein synthesis mechanisms
  • Asymmetric Hydrogenation and Catalysis
  • Cyclopropane Reaction Mechanisms
  • Innovative Microfluidic and Catalytic Techniques Innovation
  • UAV Applications and Optimization
  • Energy Harvesting in Wireless Networks
  • Antenna Design and Analysis
  • Pluripotent Stem Cells Research
  • Biofuel production and bioconversion
  • Sulfur-Based Synthesis Techniques
  • Organoboron and organosilicon chemistry

Seoul National University
2010-2025

Kangwon National University
2008-2023

Boston College
2016-2019

Chungnam National University
2014

Abstract A highly chemo‐, diastereo‐ and enantioselective catalytic method that efficiently combines a silyl hydride, vinyl‐B(pin) (pin=pinacolato) (E)‐1,2‐disubstituted allylic phosphates is introduced. Reactions, best promoted by Cu‐based complex with chiral sulfonate‐containing N‐heterocyclic carbene, are broadly applicable. Aryl‐, heteroaryl‐, alkenyl‐, alkynyl‐ alkyl‐substituted may thus be converted to the corresponding homoallylic boronates then alcohols (after C−B bond oxidation) in...

10.1002/anie.201611444 article EN Angewandte Chemie International Edition 2016-12-20

A wearable textile antenna with multiple resonance frequencies is proposed for the reception of FM signals using conductive embroidery metal composite yarn (MCEY) on a polyester woven substrate. This embroidered comprises five individual folded dipoles connected in parallel so that bandwidth can be broadened via resonances. The MCEY multiresonant dipole (MRFD) attached to jacket, stretched from left forearm, over shoulder, and right forearm. provides wide operating band 80.5 MHz 130 at 5 dB...

10.1109/lawp.2010.2064281 article EN IEEE Antennas and Wireless Propagation Letters 2010-01-01

Efficient and environmentally friendly conversion of light energy for direct utilization in chemical production has been a long-standing goal enzyme design. Herein, we synthesized artificial photocatalytic enzymes by introducing an Ir photocatalyst Ni(bpy) complex to optimal protein scaffold close proximity. Consequently, the generated C–O coupling products with up 96% yields harvesting visible performing intramolecular electron transfer between two catalysts. We systematically modulated...

10.1021/jacs.2c12226 article EN Journal of the American Chemical Society 2023-02-24

Hepatic sinusoids are uniquely organized structures that help maintain a spectrum of hepatic functions. Although several in vitro liver models have been developed to replicate sinusoids, most these platforms require complex, multi-step fabrication methods making it difficult achieve truly three-dimensional (3D) channel geometries. In this study, single-step bioprinting technique was demonstrated simultaneously print chip platform and develop perfusable vascularized sinusoid model. The...

10.1016/j.mtbio.2023.100723 article EN cc-by-nc-nd Materials Today Bio 2023-07-08

This paper presents the development of a ground-based arc-scanning synthetic aperture radar (ArcSAR) system mounted on truck. ArcSAR formulates by horizontal circular motion antennas attached at end an extendable boom. The is designed to operate in two different imaging modes: spot mode and scan . obtains high-resolution image fixing view angle toward target. wider coverage with reduced resolution relative Different SAR focusing algorithms were implemented for accuracy efficiency processing:...

10.1109/tgrs.2013.2265700 article EN IEEE Transactions on Geoscience and Remote Sensing 2013-07-03

l-Glutamate is the most abundant and essential excitatory neurotransmitter in nervous system. However, its direct electrochemical detection challenging due to inherently non-electroactive nature. In this study, we redesigned l-glutamate oxidase (GlutOx) by covalently attaching osmium polypyridyl complexes as electron mediators at selected sites. Most engineered enzymes retained their native catalytic activity, while exhibiting significantly altered currents during oxidation, depending on...

10.1039/d5sc00166h article EN cc-by-nc Chemical Science 2025-01-01

In the last two decades, significant progress has been made in development of more physiologically relevant organ-on-a-chip (OOC) systems that can mimic tissue microenvironments. Despite advantages these microphysiological systems, such as portability, ability to physiological flow conditions, and reduction number reagents required for preparation detection, they lack real-time analyte detection with high accuracy. To address this limitation, biosensor technologies have integrated OOC...

10.1002/biot.202300154 article EN Biotechnology Journal 2023-08-26

ConspectusMetalloproteins establish a comprehensive molecular space by combining inorganic cofactors with protein environments. The chemical interplay between metal element and matrix is remarkable yet elusive, as the properties of ions do not directly translate into those metalloenzymes when placed within matrix. Instead, biochemical context determines metal-coordination geometries, reaction kinetics, thermodynamic parameters, such redox potential Lewis acidity/basicity. design novel...

10.1021/acs.accounts.3c00336 article EN Accounts of Chemical Research 2023-08-29

As the demand for wearable intelligent textile systems continues to expand, it is now essential achieve a high-level of electronic circuit integration into textiles. By applying commercial yarn manufacturing technique and computer numerical control (CNC) embroidery process, metal composite yarns (MCEYs) comprised three strands fine filaments polyester filaments, embroidered circuits have been successfully produced. Using MCEYs, circular square spiral inductors were on substrate. Their...

10.1088/0964-1726/19/11/115020 article EN Smart Materials and Structures 2010-09-30

The effect of thermal pretreatment conditions on hydrolysis characteristics dairy manure and sawdust mixtures has been evaluated. Thermal temperature varied between 35 <TEX>$120^{\circ}C$</TEX> the period treatment changed 30 1440min (24h). As duration increased, organic material solublization rates were improved. Maximum solubilizations chemical oxygen demand (SCOD), carbohydrates, volatile fatty acids(VFAs) observed when treated for one day at <TEX>$120^{\circ}C$</TEX>. Although showed...

10.7745/kjssf.2014.47.2.127 article EN Korean Journal of Soil Science and Fertilizer 2014-04-30

In the last two decades, there have been significant advancements in development of more physiologically relevant organ-on-a-chip (OOC) systems that can mimic tissue microenvironment. Despite advantages these microphysiological systems, such as portability, ability to physiological flow conditions, and reduction reagents required for preparation detection, they lack real-time detection analytes with high accuracy. To address this, biosensor technologies integrated OOC enable simultaneous...

10.22541/au.168086707.70567079/v1 preprint EN Authorea (Authorea) 2023-04-07

We made a ground-based synthetic aperture radar (GB-SAR) system and tested its interferometric SAR (InSAR) measurement on the displacement of trihedral corner reflector with atmospheric correction in terms humidity range. The GB-SAR worked at C-band length 5 m. Fully-polarimetric images were obtained resolutions 25 cm range 0.32 degree azimuth direction. Located 160 m away from system, was moved 1mm to 40mm toward during each acquisition. An function by analyzing phase several stationary...

10.1109/igarss.2008.4779702 article EN IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium 2008-01-01

Hepatic sinusoids are uniquely organized structures that help maintain a spectrum of hepatic functions. Although several in vitro liver models have been developed to replicate sinusoids, most these platforms require complex, multi-step fabrication methods making it difficult achieve truly three-dimensional (3D) channel geometries. In this study, single-step bioprinting technique was demonstrated simultaneously print chip platform and develop perfusable vascularized sinusoid model. The...

10.2139/ssrn.4380131 article EN 2023-01-01

The influence of mixing on biogas production and organic material removal performance solid state anaerobic digestion dairy manure sawdust bedding mixtures was evaluated using 22 L volume lab-scale digesters. After 45 days at <TEX>$37^{\circ}C$</TEX>, cumulative methane yield unmixed test unit (<TEX>$73.1N{\cdot}mL/g-VS$</TEX>) almost 1.3 times that mixed one (<TEX>$56.3N{\cdot}mL/g-VS$</TEX>). biodegradable volatile solids rate 67%, which 28% greater than one. Our results reveal condition...

10.7745/kjssf.2016.49.3.227 article EN Korean Journal of Soil Science and Fertilizer 2016-06-30

Hydraulic retention time (HRT) determination in the anaerobic digestion process is an important factor for reactor design. This study aims to investigate optimal HRT method beef manure and sawdust mixture (AD). The Piecewise linear regression (PLR) analysis was applied compare with MGTP95 determined by Modified Gompertz model analysis, cumulative methane yield (Cum.CH4), biomass removal (Cum.BMR) biodegraded volatile solids (PLTBVS). Lab-scale (6 cases of lab-scale digestion) experiments...

10.1080/15567036.2018.1548517 article EN Energy Sources Part A Recovery Utilization and Environmental Effects 2018-11-20
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