Dong‐Kyu Kim
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View article: Conjunctival microvascular alterations in dry eye disease: A comparative study of Sjögren’s and non-Sjögren’s subtypes
Conjunctival microvascular alterations in dry eye disease: A comparative study of Sjögren’s and non-Sjögren’s subtypes Open
PURPOSE: Conjunctival microvasculature is associated with ocular and systemic diseases. Previous studies have reported increased blood flow velocity (BFV), blood flow rate (BFR), vessel density, and diameter in dry eye disease (DED). This …
View article: <scp>OTUB1</scp> Modulates Ferroptosis by Regulating <scp>SLC7A11</scp> Ubiquitination in Pancreatic β‐Cells
<span>OTUB1</span> Modulates Ferroptosis by Regulating <span>SLC7A11</span> Ubiquitination in Pancreatic β‐Cells Open
Ferroptosis, a regulated form of cell death driven by iron‐dependent lipid peroxidation, plays a significant role in pancreatic β‐cell failure associated with diabetes. In this study, we investigated how 2‐deoxy‐ d ‐ribose (dRib) induces f…
View article: Applying Transformer-Based Dynamic-Sequence Techniques to Transit Data Analysis
Applying Transformer-Based Dynamic-Sequence Techniques to Transit Data Analysis Open
Transit systems play a vital role in urban mobility, yet predicting individual travel behavior within these systems remains a complex challenge. Traditional machine learning approaches struggle with transit trip data because each trip may …
View article: Developing a Risk Recognition System Based on a Large Language Model for Autonomous Driving
Developing a Risk Recognition System Based on a Large Language Model for Autonomous Driving Open
Autonomous driving systems have the potential to reduce traffic accidents dramatically; however, conventional modules often struggle to accurately detect risks in complex environments. This study presents a novel risk recognition system th…
View article: Pseudoglandular Hyperplasia of the Conjunctiva: The First Case Report in South Korea
Pseudoglandular Hyperplasia of the Conjunctiva: The First Case Report in South Korea Open
Purpose: To report the first domestic case of pseudoglandular hyperplasia of the conjunctiva.Case Summary: A 17-year-old male patient presented to our clinic with a conjunctival mass in his right eye. At age 12, he had experienced sand ent…
View article: Big data analysis on flow characteristics according to welded penetration locations for fire sprinkler piping system design
Big data analysis on flow characteristics according to welded penetration locations for fire sprinkler piping system design Open
This study presents a big data-driven computational fluid dynamics (CFD) analysis of Tee‐type fire sprinkler pipelines, focusing on how different weld penetration depths affect flow behavior and overall system performance. Over 2000 simula…
View article: Evaluation of the Use of Rain Gauge Data for Improving Quantitative Precipitation Estimation in South Korea's Mountainous Areas
Evaluation of the Use of Rain Gauge Data for Improving Quantitative Precipitation Estimation in South Korea's Mountainous Areas Open
Accurate and high-resolution rainfall data are fundamental to effective hydrological modeling and flood forecasting, especially as the frequency and intensity of extreme rainfall events increase due to climate change. In South Korea, radar…
View article: Ultrabright Fiber‐Coupled Polarization‐Entangled Photon Source with Spectral Brightness Surpassing 2.0 MHz mW<sup>−1</sup> nm<sup>−1</sup>
Ultrabright Fiber‐Coupled Polarization‐Entangled Photon Source with Spectral Brightness Surpassing 2.0 MHz mW<sup>−1</sup> nm<sup>−1</sup> Open
This study presents an ultrabright polarization‐entangled photon source that is optimally coupled into single‐mode fibers (SMFs). This study theoretically and experimentally examines the characteristics of spontaneous parametric down‐conve…
View article: A Large Language Model for Feasible and Diverse Population Synthesis
A Large Language Model for Feasible and Diverse Population Synthesis Open
Generating a synthetic population that is both feasible and diverse is crucial for ensuring the validity of downstream activity schedule simulation in activity-based models (ABMs). While deep generative models (DGMs), such as variational a…
View article: Impact of Traffic Management Center Functionality on Speed Harmonization in Urban Networks under Mixed Traffic Environments
Impact of Traffic Management Center Functionality on Speed Harmonization in Urban Networks under Mixed Traffic Environments Open
View article: Two-phase User Clustering Framework for Customized Route Guidance Systems
Two-phase User Clustering Framework for Customized Route Guidance Systems Open
View article: Visual Analysis of Demand-Responsive Transport-Scheduling Algorithm
Visual Analysis of Demand-Responsive Transport-Scheduling Algorithm Open
View article: Ultrabright fiber-coupled ploarization-entangled photon source with spectral brightness surpassing 2.0 MHz/mW/nm
Ultrabright fiber-coupled ploarization-entangled photon source with spectral brightness surpassing 2.0 MHz/mW/nm Open
We present an ultrabright polarization-entangled photon source that is optimally coupled into single-mode fibers (SMFs). This study theoretically and experimentally examines the characteristics of spontaneous parametric down-conversion (SP…
View article: Psychological Assessment of South Koreans' Perception on Unification Laws: How Legal Psychology Impacts Perspectives on Korean Unification Policies
Psychological Assessment of South Koreans' Perception on Unification Laws: How Legal Psychology Impacts Perspectives on Korean Unification Policies Open
Introduction. In order to implement the «Special Presidential Declaration for National Pride and Unification Prosperity», South Korea enacted and promulgated the «Inter-Korean Exchange and Cooperation Act» on August 1, 1990, expressing its…
View article: Therapeutic Effect of Padina arborescens Extract on a Cell System Model for Parkinson’s Disease
Therapeutic Effect of Padina arborescens Extract on a Cell System Model for Parkinson’s Disease Open
Leucine-rich repeat kinase 2 (LRRK2) and α-synuclein are involved in the pathogenesis of Parkinson’s disease. The activity of LRRK2 in microglial cells is associated with neuroinflammation, and LRRK2 inhibitors are crucial for alleviating …
View article: Navigating the non-compliance effects on system optimal route guidance using reinforcement learning
Navigating the non-compliance effects on system optimal route guidance using reinforcement learning Open
We consider a scenario where the transportation management center (TMC) guides future autonomous vehicles (AVs) toward optimal routes, aiming to bring the network in line with the system optimal (SO) principle. However, achieving this requ…
View article: A Study on Laser Welding of Dissimilar Materials between Aluminum and Copper (Ⅱ) - Development of Laser Welding Quality Verification Technique -
A Study on Laser Welding of Dissimilar Materials between Aluminum and Copper (Ⅱ) - Development of Laser Welding Quality Verification Technique - Open
The quality management of laser welding is crucial for EV battery manufacturing as it directly affects vehicle safety. However, there is currently no test standard to evaluate the quality of laser-welded structures. Visual inspection and t…
View article: Ferromagnetic Target Detection in the Ocean Using Drone-based Magnetic Anomaly Detection
Ferromagnetic Target Detection in the Ocean Using Drone-based Magnetic Anomaly Detection Open
Magnetic anomaly signals from the ferromagnetic targets such as ships in the sea are measured by drone-based magnetic anomaly detection. A quantum magnetometer is suspended from the drone by 4 strings. Flight altitude and speed of drone ar…
View article: Orientational Relationship Between the Solid-Electrolyte Interphase and Li4Ti5O12 Electrode in Hybrid Aqueous Electrolytes
Orientational Relationship Between the Solid-Electrolyte Interphase and Li4Ti5O12 Electrode in Hybrid Aqueous Electrolytes Open
Lithium-ion (Li-ion) batteries are essential to modern society, but pose safety risks because of thermal runaway and ignition. This study explores the use of hybrid aqueous electrolytes to enhance the safety and performance of Li-ion batte…
View article: Direct Air Cooling of Pipe-Type Transmission Cable for Ampacity Enhancement: Simulations and Experiments
Direct Air Cooling of Pipe-Type Transmission Cable for Ampacity Enhancement: Simulations and Experiments Open
Amid the growing demand for energy supply in modern cities, the enhancement of transmission capacity is receiving considerable attention. In this study, we propose a novel method of direct forced cooling in pipe-type transmission lines via…
View article: Consideringthebehavioraleconomics, Multi-Objective Optimization for Demand Responsive Transit Based on Dynamic Passenger Requests Using Taxi Data
Consideringthebehavioraleconomics, Multi-Objective Optimization for Demand Responsive Transit Based on Dynamic Passenger Requests Using Taxi Data Open
View article: Design of Zonal Express Bus Service Incorporating Service Area Selection and Vehicle Route Optimization
Design of Zonal Express Bus Service Incorporating Service Area Selection and Vehicle Route Optimization Open
View article: Multi-objective optimization of demand responsive transit operations based on dynamic passenger requests using maximum time delay rate
Multi-objective optimization of demand responsive transit operations based on dynamic passenger requests using maximum time delay rate Open
Demand-responsive transit (DRT) offers on-demand service for comfortable and convenient trips. Despite these advantages, efficient DRT operation requires addressing several considerations. This study resolves the conflict between passenger…
View article: Calibration and validation of the rule-based human driver model for car-following behaviors at roundabout using naturalistic driving data
Calibration and validation of the rule-based human driver model for car-following behaviors at roundabout using naturalistic driving data Open
Understanding driver behavior is crucial for introducing roundabouts. This study focuses on calibrating the parameters of the car-following model using naturalistic data and analyzing the appropriateness of different car-following models o…
View article: Propagation of Positional Errors in Traffic Conflict Analysis
Propagation of Positional Errors in Traffic Conflict Analysis Open
View article: Highly-enhanced active beam-wander-correction for free-space quantum communications
Highly-enhanced active beam-wander-correction for free-space quantum communications Open
In practical applications to free-space quantum communications, the utilization of active beam coupling and stabilization techniques offers notable advantages, particularly when dealing with limited detecting areas or coupling into single-…
View article: A generalized driving risk assessment on high-speed highways using field theory
A generalized driving risk assessment on high-speed highways using field theory Open
This study presents a new safety measure derived from field theory. It evaluates the risk arising from the various concurrent conflicts within a platoon that can occur on high-speed highway driving situations, such as car-following, yieldi…
View article: Solution-Processable Benzo[b]thieno[2,3-d]thiophene Derivatives as Organic Semiconductors for Organic Thin-Film Transistors
Solution-Processable Benzo[b]thieno[2,3-d]thiophene Derivatives as Organic Semiconductors for Organic Thin-Film Transistors Open
Two new benzo[b]thieno[2,3-d]thiophene (BTT) derivatives, 2-(benzo[b]thiophen-5-yl)benzo[b]thieno[2,3-d]thiophene (compound 2), and 2-(benzo[b]thieno[2,3-d]thiophene-2yl)dibenzo[b,d]thiophene (compound 3) have been synthesized and utilized…
View article: Fabrication of Large‐Area Organic Thin Film Transistor Array with Highly Uniform Water‐Borne Polyimide Gate Dielectric via Green Solvent‐Engineered Bar‐Coating Process
Fabrication of Large‐Area Organic Thin Film Transistor Array with Highly Uniform Water‐Borne Polyimide Gate Dielectric via Green Solvent‐Engineered Bar‐Coating Process Open
Here, the utilization of a highly uniform water‐borne polyimide (W‐PI) thin film as a gate dielectric layer for large‐scale organic thin film transistors (OTFTs) exceeding 100 cm 2 is presented, employing the bar‐coating technique. The W‐P…
View article: The Effect of Legal Consciousness of the Korean Unification Law on South Koreans’ Attitudes Towards Unification and Preferences on Policies Towards North Korea
The Effect of Legal Consciousness of the Korean Unification Law on South Koreans’ Attitudes Towards Unification and Preferences on Policies Towards North Korea Open
The Republic of Korea enacted and promulgated the Inter-Korean Exchange and Cooperation Act on August 1, 1990 to specifically execute the Special Presidential Declaration for National Pride and Unification Prosperity, expressing its willin…