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  1. Article

    Open Access

    The short-term effect of ambient particulate matter on suicide death

    Air pollution can cause various respiratory and neurological diseases and continuous exposure can lead to death. Previous studies have reported that particulate matter (PM) exposure increases the risk of depre...

    Tae-Hwa Go, Min-Hyuk Kim, Yoon-Young Choi, Jaehyun Han in Environmental Health (2024)

  2. No Access

    Article

    Design and implementation of an efficient and parallel bad block checker for parallelism of storage devices

    Cloud computing is being widely adopted in the industry due to providing more computation power and improve resource utilization. In cloud computing systems, many users execute various types of applications th...

    Jaehyun Han, Guangyu Zhu, Eunseo Lee, Yongseok Son in Cluster Computing (2023)

  3. No Access

    Chapter and Conference Paper

    On the Effectiveness of Behavior-Based Ransomware Detection

    Ransomware has been a growing threat to end-users in the past few years. In response, there is also a burgeoning market for anti-ransomware defense products, as well as research prototypes that explore more ad...

    Jaehyun Han, Zhiqiang Lin, Donald E. Porter in Security and Privacy in Communication Netw… (2020)

  4. No Access

    Chapter and Conference Paper

    Human Robot Interaction Method by Using Hand Gesture Recognition

    Recently, human robot interaction technique is limelight in which controlling robot by using natural user interface such as using body gesture, eye tracking or human voice recognition. In this paper, hand ges...

    Jaehyun Han, Woohyuk Jang, Dojoon Jung in Advanced Multimedia and Ubiquitous Enginee… (2017)

  5. Article

    Open Access

    Hierarchical Nanoflowers on Nanograss Structure for a Non-wettable Surface and a SERS Substrate

    Hierarchical nanostructures of CuO nanoflowers on nanograss were investigated for self-cleaning and surface plasmonic applications. We achieved the hierarchical nanostructures using one-step oxidation process ...

    Jun-Young Lee, Jaehyun Han, Jihye Lee, Seungmuk Ji in Nanoscale Research Letters (2015)

  6. No Access

    Chapter and Conference Paper

    Designing for Hover- and Force-Enriched Touch Interaction

    As touch-based interfaces become more popular, there are attempts to enhance the touch interface by making the interface more sensitive to the finger. This means that touch surfaces not only sense the location...

    Seongkook Heo, Jaehyun Han, Geehyuk Lee in Computer-Human Interaction. Cognitive Effe… (2015)