Haruyuki Sakurai - Papers

Development status of the polarization modulator using 330 mm diameter sapphire-based achromatic half-wave plate for LiteBIRD

Ryota Takaku, Kosuke Aizawa, Ryosuke Akizawa, Gilberto Goracci, Thuong D. Hoang, Teruhito Iida, Kiyoshi Ikuma, Kuniaki Konishi, Mitsuharu Kusama, Clément Leloup …

Millimeter, Submillimeter, and Far-Infrared Detectors and Instrumentation for Astronomy XII, 96-96, Dec 10, 2024

Broadband laser-processed terahertz moth-eye antireflection structure with a controlled lattice type

Rikuo Koike, Mizuho Matoba, Shotaro Kawano, Haruyuki Sakurai, Kuniaki Konishi, Norikatsu Mio

Applied Optics, 63(28) 7442-7442, Sep 24, 2024

Laser processing of silicon with GHz burst pumped third harmonics for precise microfabrication

Haruyuki Sakurai, Kuniaki Konishi

Optics Express, 31(24) 40748-40748, Nov 16, 2023

Probing thermal dissipation dimensionality to laser ablation in the pulse duration range from 300 fs to 1 µs

Tsubasa Endo, Shuntaro Tani, Haruyuki Sakurai, Yohei Kobayashi

Optics Express, 31(22) 36027-36027, Oct 12, 2023

Simulation of nonlinear propagation of femtosecond laser pulses in air for quantitative prediction of the ablation crater shape

Ryohei Yamada, Wataru Komatsubara, Haruyuki Sakurai, Kuniaki Konishi, Norikatsu Mio, Junji Yumoto, Makoto Kuwata-Gonokami

Optics Express, 31(5) 7363-7363, Feb 27, 2023

A deep learning-based predictive simulator for the optimization of ultrashort pulse laser drilling

Kohei Shimahara, Shuntaro Tani, Haruyuki Sakurai, Yohei Kobayashi

Communications Engineering, Jan 7, 2023

Performance of a 200 mm Diameter Achromatic HWP with Laser-Ablated Sub-Wavelength Structures

R. Takaku, T. Ghigna, S. Hanany, Y. Hoshino, H. Ishino, N. Katayama, K. Komatsu, K. Konishi, M. Kuwata-Gonokami, T. Matsumura …

Journal of Low Temperature Physics, Dec 14, 2022

Impact of the effective thickness from anti-reflective sub-wavelength structures in achromatic half-wave plate design

Ryota Takaku, Susanna Azzoni, Tommaso Ghigna, Takashi Hasebe, Thuong D. Hoang, Yurika Hoshino, Nobuhiko Katayama, Kunimoto Komatsu, Kuniaki Konishi, Makoto Kuwata-Gonokami …

Proceedings of SPIE - The International Society for Optical Engineering, 12190, 2022

Cyber-Physical System of laser micro processing for semiconductor package fabrication

Yohei Kobayashi, Hiroharu Tamaru, Kazuyuki Sakaue, Haruyuki Sakurai, Kohei Shimahara, Tsubasa Endo, Shuntaro Tani

Proceedings of Technical Papers - International Microsystems, Packaging, Assembly, and Circuits Technology Conference, IMPACT, 2022-October, 2022

Autonomous parameter optimization for femtosecond laser micro-drilling

Keiichi Bamoto, Haruyuki Sakurai, Shuntaro Tani, Yohei Kobayashi

OPTICS EXPRESS, 30(1) 243-254, Jan, 2022

Large diameter millimeter-wave low-pass filter made of alumina with laser ablated anti-reflection coating

Ryota Takaku, Qi Wen, Scott Cray, Mark Devlin, Simon Dicker, Shaul Hanany, Takashi Hasebe, Teruhito Iida, Nobuhiko Katayama, Kuniaki Konishi …

OPTICS EXPRESS, 29(25) 41745-41765, Dec, 2021

Fully Automated Data Acquisition for Laser Production Cyber-Physical System

Yohei Kobayashi, Takashi Takahashi, Tomoharu Nakazato, Haruyuki Sakurai, Hiroharu Tamaru, Kenichi Ishikawa, Kazuyuki Sakaue, Shuntaro Tani

IEEE JOURNAL OF SELECTED TOPICS IN QUANTUM ELECTRONICS, 27(6), Nov, 2021

Direct correlation of local fluence to single-pulse ultrashort laser ablated morphology

Haruyuki Sakurai, Kuniaki Konishi, Hiroharu Tamaru, Junji Yumoto, Makoto Kuwata-Gonokami

COMMUNICATIONS MATERIALS, 2(1), Mar, 2021

LiteBIRD satellite: JAXA's new strategic L-class mission for all-sky surveys of cosmic microwave background polarization

Masashi Hazumi, Peter A. Ade, Alexandre Adler, Erwan Allys, Kam Arnold, Didier Auguste, Jonathan Aumont, Ragnhild Aurlien, Jason Austermann, Carlo Baccigalupi …

SPACE TELESCOPES AND INSTRUMENTATION 2020: OPTICAL, INFRARED, AND MILLIMETER WAVE, 11443, 2021

Time-Resolved Digital Holography System with High Phase Precision for Detail Observation in Laser Ablation Dynamics

Shotaro Kawano, Miu Tamamitsu, Haruyuki Sakurai, Kuniaki Konishi, Takuro Ideguchi, Junji Yumoto, Makoto Kuwata-Gonokami

2021 CONFERENCE ON LASERS AND ELECTRO-OPTICS EUROPE & EUROPEAN QUANTUM ELECTRONICS CONFERENCE (CLEO/EUROPE-EQEC), 2021

Direct Correlation of Local Fluence to Ablation Morphology Created by a Single Femtosecond Laser Pulse

Haruyuki Sakurai, Kuniaki Konishi, Hiroharu Tamaru, Junji Yumoto, Makoto Kuwata-Gonokami

2021 CONFERENCE ON LASERS AND ELECTRO-OPTICS EUROPE & EUROPEAN QUANTUM ELECTRONICS CONFERENCE (CLEO/EUROPE-EQEC), 2021

Changes in the Intensity Distribution of the Laser Pulse due to Non-linear Optical Interaction with Air and Its Effects on Laser Ablation

Ryohei Yamada, Wataru Komatsubara, Haruyuki Sakurai, Kuniaki Konishi, Norikatsu Mio, Junji Yumoto, Makoto Kuwata-Gonokami

2021 CONFERENCE ON LASERS AND ELECTRO-OPTICS EUROPE & EUROPEAN QUANTUM ELECTRONICS CONFERENCE (CLEO/EUROPE-EQEC), 2021

Broadband, millimeter-wave anti-reflective structures on sapphire ablated with femto-second laser

R. Takaku, S. Hanany, H. Imada, H. Ishino, N. Katayama, K. Komatsu, K. Konishi, M. Kuwata-Gonokami, T. Matsumura, K. Mitsuda …

JOURNAL OF APPLIED PHYSICS, 128(22), Dec, 2020

Updated Design of the CMB Polarization Experiment Satellite LiteBIRD

H. Sugai, P. A.R. Ade, Y. Akiba, D. Alonso, K. Arnold, J. Aumont, J. Austermann, C. Baccigalupi, A. J. Banday, R. Banerji …

Journal of Low Temperature Physics, 199(3-4) 1107-1117, May 1, 2020

Overview of the medium and high frequency telescopes of the LiteBIRD space mission

L. Montier, B. Mot, P. De Bernardis, B. Maffei, G. Pisano, F. Columbro, J. E. Gudmundsson, S. Henrot-Versillé, L. Lamagna, J. Montgomery …

Proceedings of SPIE - The International Society for Optical Engineering, 11443, 2020