2024/3/25 "Raman Spectroscopy of the Si Solar cells with Nano Dot Structures Produced by Nanosecond UV Laser Pulses”、M. Kusaba, K. Hirai, T. Tanaka, D. Tsutsumi, M. Hashida, H. Sakagami, The 71st JSAP spring meeting, Tokyo City University&Online
2024/3/18 ”Formation of microstructures on stainless steel surface using femtosecond laser for imparting antibacterial structure ”, M. Okazaki, M. Hashida, S. Iwamori, The 100th memorial meeting, Japan Laser Processing, Tokyo Metropolitan Industrial Trade Center, Hamamatsu-cho Kan
2024/3/12 "Nano dot structures on titanium surface irradiated by nanosecond laser pulses", K. Seki, M. Okazaki, S. Yamaguchi, M. Hashida, The 23rd meeting in LSJ Tokyo branch Ps014 (2024)Tokai University, Shinagawa campus
2024/2/8 MEXT - Quantum Leap Flagship Program (MEXT QLEAP), The 6th symposium (in Japanese)
Ito International Research Center (7-3-1, Hongo, Bunkyou-ku, Tokyo, 113-0033)
M. Hashida, Basic Foundation Research "Operando measurements using advanced beams to study the mechanism of fine structure formation"
FY2023 Research results
2024/1/31-2/2 M. Hashida, M. Okazaki, K. Seki, "Novel functionality on solid surface with pulsed laser processing"
Comprehensive Exhibition Energy Innovation, Tokyo Bigsite
2024/1/17-19 The 44th annual meeting, Laser Society of Japan
2024/1/19 ”Verification of anisotropy of CNT target and creation of new functions
for generation and control of laser-driven high energy density bulk plasma”, K. Matsui, N. Hayashi, K. Kondo, K. Matsuda, S. Masuno, M. Hashida, S. Sakabe, S. Tokita, Y. Kishimoto
2024/1/19 "Nano dot structures on silicon surface irradiated by nano second laser pulses", M. Hashida, R. Taguchi, M. Kusaba, H. Sakagami, S. Iwamori
2024/1/18 "Nano dot structures on titanium surface irradiated by nano second laser pulses under air and water environment", K. Seki, M. Okazaki, S. Yamaguchi, M. Hashida
2024/1/19 "Nanostructures on the surface of Si solar cells produced by nanosecond UV laser irradiation", M. Kusaba, K. Hirai, T. Tanaka, D. Tsutsumi, M. Hashida, H. Sakagami
2024/1/18 "Formation of fine periodic structure on stainless steel surface by pulsed laser aiming at imparting antibacterial effect", M. Okazaki, M. Hashida, S. Iwamori, S. Kulinich, K. Seki
2024/1/18 "Demonstration of space time synchronization in a variable angle stimulated resonant photon collider with three short pulse lasers toward the search for dark matter in the eV mass range", T. Hasada, K. Homma, Y. Kirita, M. Hashida, S. Masuo, S. Tokita, T. Kanai
2024/1/18 "Status of searches for axion-like particles via stimulated resonant scattering in quasi-parallel collision system with lasers introducing a eclipse filter to remove background photons", A. Kodama, T. Hasada, M. Hashida, K. Homma, T. Kana, Y. Kirita, S. Masuno, Y. Nakamiya, L. Neagu, M. -M. Rose, S. Sakabe, O. Tesileanu, S. Tokita
2024/1/19 "Linear and Non-linear optical properties in the interaction between high intensity laser and structured medium, and formation & control of bulk plasmas", Y. Kishimoto, R. Matsui, S. Masuno, N. Hayashi, K. Kondo, S. Ishihara, K. Fukami, K. Mastuda, K. Sakaguchi, M. Hashida, S. Sakabe, S. Tokita
2023/12/22 The paper of technical meeting on "Light Application and Visual Science, IEE, Japan,（Tokai University Shyonan Campus）Bld.12, 5F 12-3 meeting room
"Relationship between microstructures formed by nanosecond laser and antibacterial properties", M Okazaki, M. Hashida, S. Iwamori, LAV-23-012 (2023)7-9.
"Chainge of the nano-dot density induced by nanosecond laser pulses for titanium", K. Seki, M. Okazaki, S. Yamaguchi, M. Hashida, LAV-23-014(2023)15-17.
"Micro-nano structures on aluminum surface formed by pulse laser", Y. Umemoto, S. Iwamori, M. Hashida, LAV-23-015(2023)19-22.
"Reflectivity reduction silicon solar cells irradiated by nanosecond pulsed laser in alcohol", Y. Sakaguchi, A. Sakaguchi, S, Iwamori, M. Hashida, M. Kusaba, LAV-23-016(2023)23-25.
"Laser induced nano dot structures fabricated on silicon solar cell surface depend on laser wavelength", K. Hirai, T. Tanaka, D. Tsutsumi, M. Hashida, H. Sakagami, M. Kusaba, LAV-23-017(2023)27-30.
"フNanostructure formation silicon solar cells surface irradiated with femtosecond laser pulses", D. Nishio, K. Nishio, S. Iwamori, M. Hashida, M. Kusaba, LAV-23-018(2023)31-34.
2023/11/21 "Antibacterial effect of periodic structure formed on SUS430 by using nanosecond pulsed laser", Mikuru Okazaki, Masaki Hashida, Satoru Iwamori, J. Laser Appl. 35(2023)042075. Q3, IF= 2.1
2023/11/13 The 580th LSJ meeting 「Advanced laser processing」Maeda Kogyo co., Ltd. (Aichi)
"Uniform LIPSS formation with two color double pulse laser beam" K. Takenaka, M. Hashida, H. Sakagami, Y. Sato, M. Tsukamoto
2023/10/24 M. Hashida「Nano dot structure on solid surface irradiated by laser pulses」JWRI, Osaka University FY2023 meeting on JWRI research collaboration
2023/10/16-19 ICALEO (Chicago, USA)
"Surface morphology and ablation threshold of titanium in air and water irradiated by Nd:YAG laser", Kazuki Seki, Mikuru Okazaki, Shigeru Yamaguchi, Masaki Hashida, Shinichiro Masuno, Hitoshi Sakagami
"Antibacterial Effect of Periodic Structure Formed on SUS430 by Using Nanosecond Pulsed Laser", Mikuru Okazaki, Masaki Hashida, Satoru Iwamori
2023/10/1 "Formation of Periodic Surface Structures on Semiconductors under Mid-Infrared Free-Electron Laser Irradiation", Shin-ichiro Masuno, Masaki Hashida, Heishun Zen, IEEJ Transactions on Fundamentals and Materials Vol.143 No.10 (2023)pp.320-324.
"Dependence of Ablation Thresholds for Silicon on Laser Incident Angle", M. Kusaba, T. Nigo, M. Hashida, IEEJ Transactions on Fundamentals and Materials Vol.143 No.10 (2023) pp.314-319.
2023/9/26 IFSA2023 (Denver, CO, USA) Oral, "Laser shine-through on the transparent target in TNSA ion acceleration", A. Sunahara, A. Hassanein, R. Hanayama, M. Hashida, S. Kurosawa, H. Tanaka, S. Masuno, S. Tokita, H. Nagatomo, K. Mima and Y. Kato
2023/9/20 "Nanodot structure for mation on titanium surface irradiated with nano second laser", K. Seki, M. Okazaki, H. Sakagami, S. Yamaguchi, M. Hashida (Oral), The 84th JSAP autumn meeting, Kumamoto castle hall
2023/9/25 Congratulation Mr. Ryogo Taguchi graduation from Mechanical engineering course. He has contributed to high aspect ratio nano-dot structure in liquid, and received Encouragement Award in Department of Mechanical Engineering.
2023/9/20 "Polarization direction dependence of Laser-induced periodic surface structures on Ti plate with two-color double pulse of femtosecond laser", K. Takenaka, K. Yamamoto, M. Hashida, H. Sakagami, S. Iwamori, Y. Sato, M. Tsukamoto (Oral) The 84th JSAP autumn meeting, Kumamoto castle hall
2023/9/19 "高強度レーザーと微細構造媒質の相互作用による高エネルギー密度プラズマの形成と閉じ込め(I) -プラズモイド生成の理論と実験-", Y. Kishimoto, R. Matsui, S. Masuno, M. Hashida, S. Sakabe, K. Matsuda, K. Sakaguchi, K. Fukami, A. Asai, S. Tokita, The 78th annual meeting, The Physical Society of Japan、Tohoku University
2023/9/17 "Status of searches for ALPs via stimulated resonant scattering in quasi-parallel collision systems with lasers introducing a eclipse filter to remove background photons",(Oral) A. Kodama, SAPPHIRES collabration, T. Hasada, M. Hashida, K. Homma, T. Kanai, Y. Kirita, S. Masuno, Y. Nakamiya, Liviu Neagu, Madalin-Mihai Rosu, S. Sakabe, Ovidiu Tesileanu, S. Tokita, The 78th annual meeting, The Physical Society of Japan、Tohoku University
2023/9/17 "Verification of space-time synchronization in a three-beam stimulated resonant phton collider with variable incidence angle toward eV-mass-range ALP research",(Oral) T. Hasada, K. Honmma, Y. Kirita, M. Hashida, S. Masuno, S. Tokita, T. Kanai, The 78th annual meeting, The Physical Society of Japan、Tohoku University
2023/9/4 "Creation of nitrogen-vacancy centers in diamond over a wide region by single-shot femtosecond laser pulse", Oral presentation, The 65th Fullerenes-Nanotudes-Graghene, General Symposium, Nishijin Plaza, Kyushu University, *Masanori Fujiwara, Shunsuke Inoue, Shin-ichiro Masuno, Haining Fu, Shigeki Tokita, Masaki Hashida, Norikazu Mizuochi
2023/9/4-7 APLS2023 (Hakodate, Japan)
"Measurement of pulsed laser ablation threshold for LIPSS formation", Mikuru Okazaki, Masaki Hashida, Satoru Iwamori (Oral)
"Pump probe measurement of the periodic surface structure formation by 11.4μm laser", Shin-ichir Masuno, Masaki Hashida, Heishun Zen, Mitsuhiro Kusaba, Shigeki Tokita (Oral)
"Laser ablation of titanium in water with nano second pulses", Kazuki Seki, Mikuru Okazaki, Shigeru Yamaguchi, Masaki Hashida (Poster)
"Uniform LIPSS on Si Solar Cells Induced with Polarized XeCl Excimer Laser Pulses", Mitsuhiro Kusaba, Masaki Hashida (Poster)
2023/8/30 M. Hashida, S. Masuno, H. Zen, N. Ozaki, S. Tokita and S. Iwamori, "In-situ measurement of periodic nanostructures on semiconductor surface induced by mid-infrared free electron lasers", hybrid space Kyoto University, The 14th International Symposium of Advanced Energy Science, poster
2023/8/29 The papers of technical meeting on "Light Applications and Visual Science", IEE Japan
「Reflectivity reduction of silicon solar cells irradiated by nanosecond pulsed laser in water", R. Taguchi, M. Hashida,S. Iwamori, M. Kusaba, H. Sakagami, LAV-23-007 (2023) pp.1-5
"Fabrication of high dens nano dot structurs on silicon solar cell surface by irradiation of ultraviolet laser pulses" , K. Hirai, T. Tanaka, M. Hashida, H. Sakagami, M. Kusaba, LAV-23-008 (2023) pp.7-10
2023/7/3-7 31st annual International Laser Physics Workshop (Zoom)
"Pilot Search for eV-Mass-Region Dark Matter Via Stimulated Resonant Photon Scattering Using Three Pulsed-Laser Beams",T Hasada, K Homma, F Ishibashi, Y Kirita, T Kanai, S Masuno, S Tokita, and M Hashida
"Search for sub-eV Axion-Like Particles with an Analysis Method for Discriminating Atomic Process Backgrounds in a Stimulated Resonant Photon-Photon Collider", Y Kirita, T Hasada, M Hashida, Y Hirahara, K Homma, S Inoue, F Ishibashi, Y. Nakamiya, L Neagu, A Nobuhiro, T Ozaki, M-M Rosu, S. Sakabe, and O Tesileanu
"Experimental Issues and Developments for the Search of Axion-Like Particles in Four-Wave Mixing Approach with High-Intensity Laser System at ELI-NP", Y. Nakamiya, C. Chiochiu, G. Giubega, M. Cuciuc, T. Hasada, M. Hashida K. Homma, F. Ishibashi, T. Kanai, Y. Kirita, A. Kodama, S. Masuno, T. Miyamaru, L. Neagu, V. R. M. Rodrigues, M. M. Rosu, S. Sakabe, S. V. Tazlauanu, O. Tesileanu, and S. Tokita
2023/6/18 Open campus Tokai University
Our Lab. demonstrate for "Rainbow color produced by intense laser pulses"
2023/5/22 A collaboration paper related with dark-matter science induce by an intense laser pulses has been published. K. Homma, O. Tesileanu, Y. Nakamiya, Y. Kirita, C. Chiochiu, M. Cuciuc, G. Giubega, T. Hasada, M. Hashida, F. Ishibashi, T. Kanai, A. Kodama, S. Masuno, T. Miyamaru, L. Neagu, V. R. M. Rodrigues, M. M. Rosu, S. Sakabe, J. Tamlyn, S. V. Tazlauanu, S. Tokita: "Challenge of search for cosmological dark components with high-intensity lasers and beyond", Eur. Phys. J. A 59(2023)109.
2023/4/20 「Exploring high energy density plasmas with exotic character by the interaction between high intensity laser and CNT/rod assembly」Oral、R. Matsui, N. Hayashi, M. Ishihara, K. Matsuda, K. Fukami, H. Sakaguchi, S. Masuno, M. Hashida, S. Sakabe, S. Tokita and Y. Kishimoto, HEDS2023（Yokohama)