(Last updated : 2022-01-12 14:42:52)
  YOKOGAWA RYO
   Department   Undergraduate School  , School of Science and Technology
   Position   Assistant Professor
■ Books and Papers
1. 2021/11 Article Atomic mass dependency of a localized phonon mode in SiGe alloys AIP Advances 11,pp.115225-1-115225-10 (Collaboration) 
2. 2021/07 Article Dependency of a localized phonon mode intensity on compositional cluster size in SiGe alloys AIP Advances 11(7),pp.075017-075017 (Collaboration) 
3. 2021/05 Article Thermal conductivity and inelastic X-ray scattering measurements on SiGeSn polycrystalline alloy Japanese Journal of Applied Physics 60(SB) (Collaboration) 
4. 2020/12 Article Strain evaluation in Ge and Sn implanted Si layers with laser and rapid thermal annealing Materials Science in Semiconductor Processing 120,pp.105282-105282 (Collaboration) 
5. 2020/11 Article Origin of carrier lifetime degradation in floating-zone silicon during a high-temperature process for insulated gate bipolar transistor Japanese Journal of Applied Physics 59,pp.115503-1-115503-6 (Collaboration) 
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■ Conference Presentations
1. 2020/10/09 Evaluation of Thermal Expansion Coefficient in Ge1-xSnx Nanowire Using Reciprocal Space Mapping (Pacific Rim Meeting on Electrochemical and Solid State Science 2020 (PRiME 2020))
2. 2020/10/09 Evaluation of Phonon Dispersion Relation for Bulk Silicon Germanium by Inelastic X-ray Scattering (Pacific Rim Meeting on Electrochemical and Solid State Science 2020 (PRiME 2020))
3. 2020/10/09 Evaluation of Strain-Shift Coefficients for SiSn by Raman Spectroscopy (Pacific Rim Meeting on Electrochemical and Solid State Science 2020 (PRiME 2020))
4. 2020/10/06 Observation of an Unidentified Phonon Peak in SiGe Alloys and Superlattices Using Molecular Dynamics Simulation (Pacific Rim Meeting on Electrochemical and Solid State Science 2020 (PRiME 2020))
5. 2020/10/06 Evaluation of Silicon Nitride Film Formed by Atomic Layer Deposition on the Silicon Substrate with Trench Structure Using Angle-Resolved Hard X-ray Photoelectron Spectroscopy (Pacific Rim Meeting on Electrochemical and Solid State Science 2020 (PRiME 2020))
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■ Academic Qualifications
1. 2017/04~2020/03 Graduate School, Division of Science and Engineering, Meiji University, Completed,
2. 2015/04~2017/03 〔Master degree program〕, Graduate School, Division of Science and Engineering, Meiji University, Completed,
3. 2011/04~2015/03 Faculty of Science and Engineering, Meiji University, Graduated,
■ Career History
1. 2017/04~2020/03 Special researcher of the Japan Society for the Promotion of Science
■ researchmap Researcher Code
R000002872
■ Current Specialized Field
Electric and electronic materials 
■ KAKENHI Researcher Number
10880619