Kyungseok Oh

ORCID: 0009-0005-4403-0820
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About
Contact & Profiles
Research Areas
  • Advancements in Semiconductor Devices and Circuit Design
  • Semiconductor materials and devices
  • Photonic and Optical Devices
  • Oil and Gas Production Techniques
  • Cavitation Phenomena in Pumps
  • Advanced Optical Imaging Technologies
  • Advanced Data Storage Technologies
  • Semiconductor Lasers and Optical Devices
  • Environmental Impact and Sustainability
  • BIM and Construction Integration
  • Sustainable Building Design and Assessment
  • Hydraulic and Pneumatic Systems
  • Advanced Memory and Neural Computing

Mokpo National Maritime University
2024

Samsung (South Korea)
2007-2008

This paper presents a capacitor-less 1T DRAM cell transistor with high scalability and long retention time. It adopts gate to source/drain non-overlap structure suppress junction leakage, which results in 80 ms time at 85degC length of 55 nm. Compared the previous reports, proposed shows twice longer even though shrinks half them. By TCAD analysis, we have confirmed that improvements are attributed superiority device structure.

10.1109/iedm.2008.4796818 article EN 2008-12-01

Purpose: As the construction industry accounts for a significant portion of global carbon dioxide emissions, importance reducing emissions through remodeling existing buildings is being emphasized. This study proposes method to evaluate greenhouse gas each building material in process by integrating BIM and LCA, visualizing this model. Method: Using models, quantity cost are calculated, evaluated LCA. Then, these visualized model using Dynamo-based parametric algorithm. analyzed total five...

10.12813/kieae.2024.24.1.077 article EN KIEAE Journal 2024-02-28

One of the most important issues for DRAM development is control data retention time. A negatively-biased off-state level word line (NWL) was introduced to memory cell design improve transistor "on" current and maintain "off sufficiently low. This paper discusses a method NWL bias time in with NWL.

10.1109/relphy.2008.4558996 article EN 2008-04-01

Cavitation phenomena in pumps are major determinants of the lifespan both impeller and pump itself, causing significant vibration noise, which critical concerns for designers. This study focuses on influence various geometric factors impeller, including shape blade leading edge, inlet angle, number thickness blades, surface roughness, wrap outlet width, hub diameter, tip clearance. The analyzed this study, exhibited issues noise actual industrial settings, was evaluated by varying only...

10.3390/machines12090633 article EN cc-by Machines 2024-09-10
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