Journal Paper

• Yosuke Shimada, Hiroshi Akatsuka. Sensitivity Analysis of Excited-State Population in Plasma Based on Relative Entropy, Entropy, MDPI, Vol. 26, No. 9, p. 782, Sept. 2024.  Official location  
• Keren Lin, Thijs van der Gaag, Wataru Kikuchi, Hiroshi Akatsuka, Motoshi Goto. OES diagnostics of atmospheric pressure argon plasma: Electron temperature and density assessment through visible bremsstrahlung inversion method and collisional-radiative model, Applied Physics Letters, AIP Publishing, Vol. 124, Issue 23, 234103, June 2024.  Official location  
• Wataru Kikuchi, Yuya Yamashita, Atsushi Nezu, Hiroshi Akatsuka. Spectroscopic Measurement of Atmospheric-pressure Non-equilibrium Ar Plasma Using Continuum and Line Spectra, Journal of Physics D: Applied Physics, IOP Publishing, Vol. 57, Issue 33, p. 335202, May 2024.  Official location  
• Yosuke Shimada, Hiroshi Akatsuka. Evaluating plasma fluctuation by collisional-radiative model using Malliavin derivative, Japanese Journal of Applied Physics, IOP Publishing, Vol. 63, No. 5, 05SP02, May 2024.  Official location  
• Hiroshi Akatsuka. Quantitative analysis of optical emission spectroscopy for plasma process monitoring, Japanese Journal of Applied Physics, IOP Publishing, Vol. 63, No. 5, p. 050102, May 2024.  Official location  
• Kiyoyuki Yambe, Tomoya Izumida, Iwao Ohyama, Hiroshi Akatsuka. Comparison of Electron Densities and Temperatures in Helium and Argon Nonthermal Atmospheric-Pressure Plasmas by Continuum Spectral Analysis, IEEE Transactions on Plasma Science, IEEE, Vol. 52, No. 2, pp. 384-394, Jan. 2024.  Official location  
• Yuya Yamashita, Kenta Doi, Tetsuji Kiyota, Kenta Ishi, Shuhei Watanabe, Wataru Kikuchi, Atsushi Nezu, Hiroshi Akatsuka. Spatial distribution diagnosis of electron temperature and density of argon inductively coupled plasma by tomographic optical emission spectroscopic measurement and collisional-radiative model, J. Vac. Sci. Technol. A, AIP Publishing, Vol. 42, No. 2, 023003, Jan. 2024.  Official location  

International Conference (Reviewed)

• Keren Lin, Shinji Yoshimura, Motoshi Goto, Wataru Kikuchi, Jun Enomoto, Hiroshi Akatsuka. Development and Measurement of a Gas Temperature Controllable Atmospheric-Pressure Plasma Jet System for Plasma Bio Research, The 45th International Symposium on Dry Process (DPS2024), Proc. the 45th International Symposium on Dry Process (DPS2024), International Symposium on Dry Process Organizing Committee, pp. 117-118, Nov. 2024.  Official location  
• H. Akatsuka, S. Watanabe, K. Doi, T. Kiyota, Y. Yamashita, W. Kikuchi, K. Ishi, Y. Ye, A. Nezu. Optical Emission Spectroscopic Measurement of Electron Temperature and Density of Oxygen ICP, The 45th International Symposium on Dry Process (DPS2024), Proc. DPS2024, International Symposium on Dry Process Organizing Committee, pp. 81-82, Nov. 2024.  Official location  
• Wataru Kikuchi, Yuya Yamashita, Atsushi Nezu, Hiroshi Akatsuka. Spectroscopic Measurement of Atmospheric-pressure Non-equilibrium Ar Plasma Based on Continuum and Line Spectra with Weighted Analysis, The 5th International Conference on Data-Driven Plasma Science (ICDDPS-5), Proc. ICDDPS-5, Aug. 2024.  Official location  
• Yuya Yamashita, Kenta Doi, Tetsuji Kiyota, Shuhei Watanabe, Kazuki Shimatani, Wataru Kikuchi, Yuchen Ye, Atsushi Nezu, Hiroshi Akatsuka. Electron temperature diagnosis of CF4/O2 plasma based on fluorine atomic corona model by tomographic optical emission spectroscopic measurement, ESCAMPIG (Europhysics Conference on Atomic and Molecular Physics of Ionized Gases) 2024, Proceedings of ESCAMPIG2024, Department of Plasma Physics and Technology of Masaryk University (MUNI), July 2024.  Official location  
• Wataru Kikuchi, Yuya Yamashita, Atsushi Nezu, Hiroshi Akatsuka. Spectroscopic Measurement of Atmospheric-pressure Non-equilibrium Ar Plasma Based on Line Spectra with Undetected Level Densities, 50th EPS Conference on Plasma Physics, Proceedings of 50th EPS Conference on Plasma Physics, EPS, July 2024.  Official location  

International Conference (Not reviewed / Unknown)

• Shinji Yoshimura, Keren Lin, Wataru Kikuchi, Jun Enomoto, Motoshi Goto, Hiroshi Akatsuka. Development and measurement of a gas temperature controllable atmospheric-pressure plasma jet system for plasma bio research, 77th Annual Gaseous Electronics Conference, Bulletin of the American Physical Society, American Physical Society, Sept. 2024.  Official location  
• Kenta Ishi, Kenta Doi, Tetsuji Kiyota, Yuya Yamashita, Kazuma Yoneda, Shuhei Watanabe, Kazuki Shimatani, Atsushi Nezu, Hiroshi Akatsuka. Population Kinetics and Number Densities of Excited Species in Nitrogen Inductively Coupled Plasma, ISPlasma2024/IC-PLANTS2024/APSPT-13, Proc. ISPlasma2024/IC-PLANTS2024/APSPT-13, Organizing Committee of ISPlasma2024/IC-PLANTS2024/APSPT-13, Mar. 2024.  Official location  

Domestic Conference (Not reviewed / Unknown)

• Koji Kikuchi, Hiroshi Akatsuka. Discussion on electron temperatures of non-equilibrium plasma based on principle of maximum Tsallis and Rényi entropy, The 41st annual meeting of The Japan Society of Plasma Science and Nuclear Fusion Research, Extended Abstracts of The 41st annual meeting of JSPF, The Japan Society of Plasma Science and Nuclear Fusion Research, Nov. 2024.  Official location  
• J. Enomoto, W. Kikuchi, T. Taguchi, Y. Yamashita, A. Nezu, H. Akatsuka. Optical Emission Spectroscopy Measurement of Atmospheric Pressure Plasma Jet Considering Ionic Continuum Spectrum, The 41st annual meeting of The Japan Society of Plasma Science and Nuclear Fusion Research, Extended Abstracts of the 41st Annual Meeting of JSPF, The Japan Society of Plasma Science and Nuclear Fusion Research, Nov. 2024.  Official location  
• uya Yamashita, Kenta Doi, Tetsuji Kiyota, Yuchen Ye, Kazuki Shimatani, Wentao He, Hinata Hanyu, Wataru Kikuchi, Ayaki Sakurai, Atsushi Nezu, Hiroshi Akatsuka. Positional distribution diagnosis of electron temperature, electron density, and EEDF of CF4/O2/Ar plasma based on tomographic optical emission spectroscopic measurement and argon collisional-radiative model, The 85th JSAP Autumn Meeting 2024, Exetnded Abstracts of the 85th JSAP Autumn Meeting 2024, Japan Society of Applied Physics, Sept. 2024.  Official location  
• HIROSHI AKATSUKA. 発光分光および機械学習を用いたプラズマの電子温度・密度の実用的計測, (独)日本学術振興会 R052 DX プラズマプロセス委員会 第5 回研究会, R052 DXプラズマプロセス委員会 第5 回研究会 要旨集, (独)日本学術振興会 R052 DX プラズマプロセス委員会, Apr. 2024.  Official location  
• Yuya Yamashita, Kenta Doi, Tetsuji Kiyota, Shuhei Watanabe, Kazuki Shimatani, Wataru Kikuchi, Atsushi Nezu, Hiroshi Akatsuka. Electron temperature diagnosis of CF4/O2 plasma based on fluorine atomic corona model by tomographic optical emission spectroscopic measurement, The 71st JSAP Spring Meeting, Extended Abstracts of the 71st JSAP Spring Meeting, The Japan Society of Applied Physics (JSAP), p. 07-009, Mar. 2024.  Official location  
• Wataru Kikuchi, Yuya Yamashita, Atsushi Nezu, Hiroshi Akatsuka. Analysis of Atomospheric-pressure Non-equiribrium Ar Plasma Based on Continuum and Line spectra with Weighted Analysis, The 71st JSAP Spring Meeting, Extended Abstracts of the 71st JSAP Spring Meeting, The Japan Society of Applied Physics (JSAP), p. 07-003, Mar. 2024.  Official location  
• Yosuke Shimada, Hiroshi Akatsuka. For control method of plasma fluctuation using Malliavin derivative, The 41st Symposium on Plasma Processing, Proceedings of 41st Symposium on Plasma Processing (SPP-41), Plasma Electronics Division, Japan Society of Applied Physics, pp. 91 - 92, Jan. 2024.  Official location  
• Kohei Yamashita, Wataru Kikuchi, Kenta Ishi, Jun Enomoto, Atsushi Nezu, Hiroshi Akatsuka. Optical Emission Spectroscopy Measurement of Vibrational and Rotational Temperatures in Ar/N2 Mixed Atmospheric-Pressure Non-Equilibrium Plasma, The 41st Symposium on Plasma Processing, Proceedings of 41st Symposium on Plasma Processing (SPP-41), Plasma Electronics Division, Japan Society of Applied Physics, pp. 84 - 85, Jan. 2024.  Official location  
• Shuhei Watanabe, Kenta Doi, Tetsuji Kiyota, Yuya Yamashita, Wataru Kikuchi, Kenta Ishi, Atsushi Nezu, Hiroshi Akatsuka. Optical Emission Spectroscopic Measurement of Inductively Coupled Oxygen Plasma, The 41st Symposium on Plasma Processing, Proceedings of 41st Symposium on Plasma Processing (SPP-41), Plasma Electronics Division, Japan Society of Applied Physics, pp. 82 - 83, Jan. 2024.  Official location  
• Yuya Yamashita, Kenta Doi, Tetsuji Kiyota, Wataru Kikuchi, Kenta Ishi, Shuhei Watanabe, Atsushi Nezu, Hiroshi Akatsuka. Spatial Diagnosis of Electron Temperature and Density of Argon Inductively Coupled Plasma by Improved Spectral Tomography Algorithm, The 41st Symposium on Plasma Processing (SPP-41), Proceedings of 41st Symposium on Plasma Processing (SPP-41), Plasma Electronics Division, Japan Society of Applied Physics, pp. 64 - 65, Jan. 2024.  Official location  
• Kenta Ishi, Kenta Doi, Tetsuji Kiyota, Yuya Yamashita, Kazuma Yoneda, Shuhei Watanabe, Kazuki Shimatani, Atsushi Nezu, Hiroshi Akatsuka. Discussion on the Relationship between Number Densities of Excited States and Electron Temperature in Inductively Coupled Nitrogen Plasma, The 41st Symposium on Plasma Processing, Proceedings of 41st Symposium on Plasma Processing (SPP-41), Plasma Electronics Division, Japan Society of Applied Physics, pp. 30-31, Jan. 2024.  Official location  
• Yuchen Ye, Kenta Doi, Tetsuji Kiyota, Shuhei Watanabe, Kazuki Shimatani, Ayaki Sakurai, Yuya Yamashita, Wataru Kikuchi, Atsushi Nezu, Hiroshi Akatsuka. Electron Temperature and Density Diagnosis in Argon Dual-Frequency ICP by Tomographic Optical Emission Spectroscopy and Langmuir Probe Measurements, The 41st annual meeting of The Japan Society of Plasma Science and Nuclear Fusion Research, Extended Abstracts of the 41st Annual Meeting of JSPF, The Japan Society of Plasma Science and Nuclear Fusion Research, 2024.  Official location  

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