Fabrication of Magneto-responsive Functional Surface through Removal of Residual Layer

Sungho Lee

With the advancement of microstructure manufacturing technology, an array of functional surfaces based on micro/nano structures have been developed. Recently, t...

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DOI: https://doi.org/10.7736/JKSPE.024.043

Evaluation of the Manufacturing and Viral Killing Efficacy of Chitosan Microbeads Loaded with Disinfectants

Bong Su Kang, Sung Hak Choi, Moon Kyu Kwak, Ho-Sup Jung

This study examines the efficiency of chitosan microbeads in manufacturing and their effectiveness as a disinfectant. The microbeads are developed using a solve...

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DOI: https://doi.org/10.7736/JKSPE.024.045

Advancements in Soft Grippers for Versatile Grasping: Exploring Diverse Actuation and Grasping Mechanisms

Hyeonseok Song, Dong Kwan Kang, Seongjin Park, Hee Jin Lee, Hoon Eui Jeong

In recent years, significant progress has been made in functional soft materials, alongside advances in nano/micromanufacturing techniques, driving the evolutio...

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DOI: https://doi.org/10.7736/JKSPE.024.046

Hybrid Triboelectric-piezoelectric Energy Harvester Utilizing Nanopatterned Film and Piezoelectric Elastomeric Sponge Layers

Hyunmin Baek, Chaeeun Lee, Hocheol Jeong, Jong G. Ok

We demonstrate a practical and efficient hybrid triboelectric-piezoelectric energy harvesting structure that consists of a nanopatterned and/or metal-deposited ...

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DOI: https://doi.org/10.7736/JKSPE.024.060

Micro-hole Array Ceria Functional Layer Embedded Membrane for Durable Polymer Electrolyte Membrane Fuel Cell

Changwook Seol, Segeun Jang, Sang Moon Kim

For the commercialization of polymer electrolyte membrane fuel cells (PEMFCs), it is essential to achieve high performance while improving the durability of the...

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DOI: https://doi.org/10.7736/JKSPE.024.041

A Study on Improvement of Flow Characteristics of TPMS Heat Exchanger based on Mathematical Filtering

Seo-Hyeon Oh, Jeong Eun Kim, Ji Seong Yun, Do Ryun Kim, Jungwoo Kim, Chang Yong Park, Keun Park

Recent advancements in additive manufacturing (AM) have made it possible to create compact heat exchangers (HXs) with complex geometries. This study introduces ...

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DOI: https://doi.org/10.7736/JKSPE.024.034

Mechanical Property Test Results for Additive Manufactured Specimens of Stainless Steel 316 L after Heat Treatment

Kyungnam Jang, Seunghan Yang, Dae Seung Park

Additive manufacturing (AM) technology, also known as 3D printing, is a highly promising technology that can drive innovation in various industrial areas, inclu...

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DOI: https://doi.org/10.7736/JKSPE.024.035

Development of Rotation and Pull-back Drive System of Catheter for Vascular Treatment

Jaeho Sul, Myoung Jae Seo, Jong Hyeok Jeon, Sung Min Kim, Hong Seok Lim

Varicose vein treatments range from conventional surgical ligation and sclerotherapy to venous closure using biological adhesives. However, considering ease of ...

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DOI: https://doi.org/10.7736/JKSPE.024.036

Study on Thermo-mechanical Modeling and Analysis of High-speed Angular Contact Ball Bearings Under Oil-jet Lubrication

Gilbert Rivera, Shinhyang Park, Chan-sik Kang, Dongjoo Kim, Seong-Wook Hong

This paper presents an integrated thermo-mechanical model for analyzing angular contact ball bearings (ACBBs) operating under oil-jet lubrication. The proposed ...

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DOI: https://doi.org/10.7736/JKSPE.024.048

Prediction of Image Quality according to Environmental Changes in a Reflective Aerospace Optical System

Kisoo Kim, Ji-Hun Bae, Jongbok Park

The use of reflective optical systems is essential to acquiring high-resolution image quality in aerospace applications that observe distant objects. The geomet...

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DOI: https://doi.org/10.7736/JKSPE.024.051