Laser Ablation Patterning of Metal Thin Films for On-demand of Shadow Mask Patterning in Vacuum Deposition

Beomsun Do, Seunghun Lee, Hyunho Lee, Hoon Jeong, Joel Ndikumana, Kunsik An

This study explores the use of laser ablation technology for creating on-demand shadow masks, which are essential in the fabrication of thin film transistor (TF...

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DOI: https://doi.org/10.7736/JKSPE.D.25.00001

Dual-laser-assisted Defect Engineering and Chlorination for Enhanced Photoluminescence in MoS₂

Yoonsoo Rho

In this study, we demonstrate a synergistic enhancement of photoluminescence (PL) in an atomically thin molybdenum disulfide (MoS) monolayer using a dual-laser-...

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DOI: https://doi.org/10.7736/JKSPE.D.25.00002

Emerging Patterning Strategies for Intrinsically Stretchable Conductors: Materials, Architectures, and Device-level Performance

Donghyeon Seo, Seongsik Jeong, Hae-Jin Kim

Intrinsically stretchable electronics enable seamless integration with dynamic biological tissues and curved surfaces, making them vital for next-generation wea...

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DOI: https://doi.org/10.7736/JKSPE.D.25.00003

Performance Study of Dielectric Elastomer Actuators with Varying Thickness of Carbon Nanotube Electrodes and Pre-stretch Ratios

Mingyu Kang, Joong-Hyun Park, Jong-An Choi, Jingu Jeong, Soonjae Pyo

This study examines how two key design parameters—the pre-stretch ratio and the thickness of the carbon nanotube (CNT) electrode—affect the actuation performanc...

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DOI: https://doi.org/10.7736/JKSPE.D.25.00004

Development of Droplet Sliding Control Surfaces on Multiscale Hierarchical Polymeric Structures

Min Ji Kim, Seong Min Kim, Ji Seong Choi, Seong Min Kang

In this paper, we propose a novel method for controlling the anisotropic sliding behavior of droplets using multiscale hierarchical structures. First, we employ...

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DOI: https://doi.org/10.7736/JKSPE.D.25.00005

Mass-producible Stepwise Thermal Patterning for Bio-inspired Dry Adhesives

Han Jun Park, Minsu Kim, Songyoung Lee, Moon Kyu Kwak

Dry adhesives inspired by gecko footpads have garnered considerable attention due to their unique features, including strong yet reversible adhesion, self-clean...

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DOI: https://doi.org/10.7736/JKSPE.D.25.00008

Power Consumption Analysis and Optimal Operation Method of Wireless Multi-sensor Module

Hyun Sik Son, Duck-Keun Kim, Kwang Eun Ko, Seung-Hwan Yang

Smart farms and smart factories utilize various environmental measurement and task recognition sensors. For situations requiring simultaneous measurements, a mu...

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DOI: https://doi.org/10.7736/JKSPE.025.023

Suppression of Interfacial Side Reactions and Performance Enhancement of NCA Cathodes via LNO Deposition Using Particle ALD

Min-ji Kim, In-suk Song, Hyo-jun Ahn, Sun-min Kim, Young-Beom Kim

Improving the interfacial stability between cathode active material (CAM) and solid electrolyte (SE) is essential for enhancing the performance and durability o...

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DOI: https://doi.org/10.7736/JKSPE.025.025

A Study on the Detection of Hole in Automotive CV Joint Boot Using Image Processing and AI Techniques

Yun-Hyeok Lim, Hyeongill Lee

Detecting and analyzing defects in components or systems is crucial for maintaining high-quality standards in modern manufacturing and quality control. Recently...

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DOI: https://doi.org/10.7736/JKSPE.025.050

A Numerical Investigation on Heat Transfer Enhancement of a Dualimpeller Heat Exchanger for Electro-optical Tracking System Cooling via System Structural Modification

Sungbin Lee, Manyul Jeon, Hyungpil Park, Donghyeok Park, Hoonhyuk Park, Jongin Bae, Heesung Park

This study presents a dual-impeller air-cooled heat exchanger aimed at improving thermal management in electro-optical tracking systems operating under high pow...

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DOI: https://doi.org/10.7736/JKSPE.025.071

Tensile Behavior of 3D Printed Specimens by Small Punch Test

Bum Joon Kim

The purpose of this study is to evaluate the deformation behavior of 3D printed specimens using the small punch tensile test method. Traditional tensile tests f...

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DOI: https://doi.org/10.7736/JKSPE.025.121