Jang-Oh Kim

ORCID: 0000-0003-4705-5706
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Research Areas
  • Advanced Radiotherapy Techniques
  • Nuclear Physics and Applications
  • Radiation Shielding Materials Analysis
  • Graphite, nuclear technology, radiation studies
  • Advanced X-ray and CT Imaging
  • Radiation Therapy and Dosimetry
  • Radiation Detection and Scintillator Technologies
  • Radiation Dose and Imaging
  • Digital Radiography and Breast Imaging
  • Advances in Cucurbitaceae Research
  • Medical Imaging Techniques and Applications
  • Medicinal Plants and Neuroprotection
  • Technology and Data Analysis
  • Disaster Management and Resilience
  • Bioactive Compounds and Antitumor Agents
  • Fire Detection and Safety Systems
  • Pharmacological Effects of Natural Compounds
  • Advanced Image and Video Retrieval Techniques
  • Electromagnetic Fields and Biological Effects
  • Nuclear materials and radiation effects
  • Industrial Vision Systems and Defect Detection
  • CCD and CMOS Imaging Sensors
  • Energy and Environmental Systems
  • Nuclear and radioactivity studies
  • Medicinal Plant Research

Kangwon National University
2022-2025

Inje University
2017-2023

Samsung (South Korea)
2002

Synthesis of silver nanoparticles (AgNPs) using plant extracts has been proposed as a more advantageous and environmentally friendly alternative compared to existing physical/chemical methods. In this study, AgNPs were synthesized from nitrate black mulberry (BM) extract. The biosynthesized characterized through an UV-visible spectrometer, X-ray diffraction, transmission electron microscopy. Additionally, BM-AgNPs subjected antioxidant, antibacterial, anti-inflammatory, anticancer...

10.3390/antibiotics13080686 article EN cc-by Antibiotics 2024-07-24

<title>Abstract</title> Keloids are abnormal scars that result from excessive fibrous tissue proliferation during wound healing, with recurrence rates of 80–100% when treated surgery alone. As a result, radiation therapy has become an essential adjunct treatment to reduce recurrence, electron beam demonstrating significant effectiveness. This study aims optimize dose distribution in keloid radiotherapy using patient-specific shielding blocks and evaluate the performance metal 3D fabricated...

10.21203/rs.3.rs-5537761/v1 preprint EN cc-by Research Square (Research Square) 2025-03-25

This study quantitatively evaluated the source term of a linear accelerator according to target thickness for 6-20 MeV electron beam using MCNP6. The elements were tungsten and copper, composite single simulated by setting different parameters depending on energy. accumulation energy generated through interaction with collided was at 0.1-mm intervals, F6 tally used. results indicated that less than 3% reference error maintained MCNP recommendations. At 6, 8, 10, 15, 18, 20 MeV, peaks...

10.1016/j.net.2023.02.026 article EN cc-by-nc-nd Nuclear Engineering and Technology 2023-02-24

The purpose of this study is to perform radiation monitoring by acquiring gamma images and real-time optical for 99mTc vial source using charge couple device (CCD) cameras equipped with the proposed compact camera. camera measures 86 × 65 78.5 mm3 weighs 934 g. It a metal 3D printed diverging collimator manufactured in 45° field view (FOV) detect location source. circuit's system uses system-on-chip (SoC) field-programmable-gate-array (FPGA) establish good connection between hardware...

10.1016/j.net.2023.04.029 article EN cc-by-nc-nd Nuclear Engineering and Technology 2023-06-19

A well-structured high-speed industrial vision system that emphasizes modularization of fundamental image processors compatible with the standard VME-bus, software realization application-dependent algorithms, and a pipelined architecture using extra buses has been realized. The hardware modules are binary projection processor, general-purpose processor digital signal lookup table/arithmetic an histogrammer. is designed as multilayered structure surrounded by operating for effective user...

10.1109/iecon.1990.149191 article EN 2002-12-04

Environmental radiation monitoring is required to protect from the effects of in industrial fields such as nuclear power plant (NPP) monitoring, and various gamma camera systems are being developed. The purpose this study optimize parameters a diverging collimator composed pure tungsten for compactness lightness through Monte Carlo simulation. We conducted performance evaluation based on spatial resolution signal-to-noise ratio point source obtained images profiles. As result, optimization...

10.1016/j.net.2022.08.004 article EN cc-by-nc-nd Nuclear Engineering and Technology 2022-08-12

Despite the existence of many evaluation techniques in field disaster management, no systematic study has evaluated if a robust frame is available on each management issue. This paper compares how USA, Indonesia, and South Korea have used The analysis focuses three comparative factors: stakeholders, resources, strategies. Qualitative as methodology plays role drawing similarity differences among US diverse national frames, Indonesian frequent Korean limited regional frames. finds that...

10.1504/ijbcrm.2022.128024 article EN International Journal of Business Continuity and Risk Management 2022-01-01

10.17946/jrst.2016.39.3.21 article EN Bangsaseon gisul gwahak/Journal of radiological science and technology 2016-09-30

In this study, a solid dispersion containing mulberry leaves and additives was manufactured by hot-melt extrusion (HME) to develop radioprotective agent against electromagnetic radiation. The prepared formulations were characterized scanning electron microscopy (SEM), transmission (TEM), dynamic light scattering (DLS), electrophoretic (ELS). formation of regular dispersions confirmed through SEM TEM analysis. To explore the effect, animals randomly classified into four groups: normal control...

10.4283/jmag.2023.28.4.501 article EN Journal of Magnetics 2023-12-31

10.17946/jrst.2017.40.4.15 article EN Bangsaseon gisul gwahak/Journal of radiological science and technology 2017-12-31
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