Optical properties of titanium induced by below-ablation-threshold irradiation,
Yuki Furukawa, Masaki Hashida, Sadaoki Kojima, Shunsuke Inoue, Shuji Sakabe,
Applied Surface Science 515, 146047 (2020). (DOI:doi.org/10.1016/j.apsusc.2020.146047)

Compact Thomson parabola spectrometer with variability of energy range and measurability of angular distribution for low-energy laser-driven accelerated ions,
Sadaoki Kojima, Shunsuke Inoue, Thanh Hung Dinh, Noboru Hasegawa, Michiaki Mori, Hironao Sakaki, Yoichi Yamamoto, Teru Sasaki, Keiichiro Shiokawa, Kotaro Kondo, Takashi Yamanaka, Masaki Hashida, Shuji Sakabe, Masaharu Nishikino, and Kiminori Kondo,
Review of Scientific Instruments 91, 053305 (2020). (DOI:doi.org/10.1063/5.0005450)

Uniform LIPSS on titanium irradiated by two-color double-pulse beam of femtosecond laser,
Masaki Hashida, Yuki Furukawa, Shunsuke Inoue, Shuji Sakabe, Shinichiro Masuno, Mitsuhiro Kusaba, Hitoshi Sakagami, Masahiro Tsukamoto,
Journal of Laser Applications 32, 022054 (2020). (DOI:doi.org/10.2351/7.0000105)

Reflectance and crystallinity of silicon solar cells with LIPSS produced by XeCl excimer laser pulses,
Fumitaka Nigo, Masaki Hashida, Masahiro Tsukamoto, Shuji Sakabe, Mitsuhiro Kusaba,
Applied Physics A 126, 129 (2020). (DOI:doi.org/10.1007/s00339-020-3305-2)

Detection of alpha particles from 7Li(p,α)4He and 19F(p,α)16O reactions induced by laser-accelerated protons using CR-39 with potassium hydroxide–ethanol–water etching solution,
Yosuke Nishiura, Shunsuke Inoue, Sadaoki Kojima, Kensuke Teramoto, Yuki Furukawa, Masaki Hashida, Shuji Sakabe,
Review of Scientific Instruments 90, 083307 (2019). (DOI:doi.org/10.1063/1.5098863)

Ablation suppression of a titanium surface interacting with a two-color double-pulse femtosecond laser beam,
Keisuke Takenaka, Masahiro Tsukamoto, Masaki Hashida, Shinichiro Masuno, Hitoshi Sakagami, Mitsuhiro Kusaba, Shuji Sakabe, Shunsuke Inoue, Yuki Furukawa, Satoru Asai,
Applied Surface Science 478, 882(2019). (DOI:doi.org/10.1016/j.apsusc.2019.02.051)

Terahertz Radiation from Combined Metallic Slit Arrays,
Dazhi Li, Makoto Nakajima, Masahiko Tani, Jinfeng Yang, Hideaki Kitahara, Masaki Hashida, Makoto Asakawa, Wenxin Liu, Yanyu Wei & Ziqiang Yang,
Scientific Reports 9, 6804(2019). (DOI:doi.org/10.1038/s41598-019-43072-2)

Increased energy of THz waves from a cluster plasma by optimizing laser pulse duration,
Kazuaki Mori, Masaki Hashida, Takeshi Nagashima, Dazhi Li, Kensuke Teramoto, Yoshihide Nakamiya, Shunsuke Inoue, Shuji Sakabe,
AIP Advances 9, 015134(2019). (DOI:doi.org/10.1063/1.5075712)

Half-cycle terahertz surface waves with MV/cm field strengths generated on metal wires,
Kensuke Teramoto, Shigeki Tokita, Tokinori Terao, Shunsuke Inoue, Ryo Yasuhara, Takeshi Nagashima, Sadaoki Kojima, Junji Kawanaka, Kazuaki Mori, Masaki Hashida, Shuji Sakabe,
Applied Physics Letters 113, 051101(2018). (DOI:doi.org/10.1063/1.5031873)

Extremely Low Ablation Rate of Metals Using XeCl Excimer Laser,
Mitsuhiro Kusaba, Masaki Hashida, Shuji Sakabe,
JLMN-Journal of Laser Micro/Nanoengineering 13, 1(2018). (DOI:10.2961/jlmn.2018.01.0004)

Highly intensified emission of laser-accelerated electrons from a foil target through an additional rear laser plasma,
Shunsuke Inoue, Yoshihide Nakamiya, Kensuke Teramoto, Masaki Hashida, Shuji Sakabe,
Phyiscal Review Accelerators and Beams 21, 041302-1-6(2018). (DOI:10.1103/PhysRevAccelBeams.21.041302)

Induction of subterahertz surface waves on a metal wire by intense laser interaction with a foil,
Kensuke Teramoto, Shunsuke Inoue, Shigeki Tokita, Ryo Yasuhara, Yoshihide Nakamiya, Takeshi Nagashima, Kazuaki Mori, Masaki Hashida, Shuji Sakabe,
Phyiscal Review E 97, 023204(2018). (DOI:10.1103/PhysRevE.97.023204）

Efficient and repetitive neutron generation by double-laser-pulse driven photonuclear reaction,
Yasunobu ARIKAWA, Yusuke KATO, Yuki ABE, Shuto MATSUBARA, Hidetaka KISHIMOTO, Nozomi NAKAJIMA, Alessio MORACE, Akifumi YOGO, Hiroaki NISHIMURA, Mitsuo NAKAI, Shinsuke FUJIOKA, Hiroshi AZECHI, Kunioki MIMA, Shunsuke INOUE, Yoshihide NAKAMIYA, Kensuke TERAMOTO, Masaki HASHIDA, Shuji SAKABE,
Plasma and Fusion Research 13, 2404009(2018). (DOI:doi.org/10.1585/pfr.13.2404009)

Laser-induced fine structures on silicon exposed to THz-FEL,
Akinori Irizawa, Shigemasa Suga, Takeshi Nagashim, Atsushi Higashiya, Masaki Hashida, and Shuji Sakabe,
Applied Physics Letters111, 251602 (2017).（DOI:10.1063/1.5006014).

Directional linearly polarized terahertz emission from argon clusters irradiated by noncollinear double-pulse beams,
Kazuaki Mori, Masaki Hashida, Takeshi Nagashima, Dazhi Li, Kensuke Teramoto, Yoshihide Nakamiya, Shunsuke Inoue, and Shuji Sakabe,
Applied Physics Letters 111, 241107(2017).(DOI:10.1063/1.4991736)

Improvement in the heating efficiency of fast ignition inertial confinement fusion through suppression of the preformed plasma,
Y. Arikawa, S. Kojima, A. Morace, et al.
Nuclear Fusion, 57, 066022-1-10 (2017).

Plasma Mirror implementation on LFEX laser for Ion and Fast Electron Fast Ignition,
A. Morace, S. Kojima, et al.,
Nuclear Fusion 57, 126018-1-7 (2017).

Threshold Fluence for Femtosecond Laser Nanoablation for Metals,
MASAKI HASHIDA, YASUHIRO MIYASAKA, TAKAYA NISHII, MASAHIRO SHIMIZU, SHUNSUKE INOUE, SHUJI SAKABE,
Electronics and Communications in Japan 99(10), 575-580(2016). (DOI:10.1002/ecj.11878)

Ultrahigh-contrast kilojoule-class petawatt LFEX laser using a plasma mirror,
Y. Arikawa et al.,
Applied Optics 55(25), 6850-6857(2016). (DOI:10.1364/AO.55.006850)

Single plasma mirror providing 10^4 contrast enhancement and 70% reflectivity for intense femtosecond lasers,
S. Inoue, K. Maeda, S. Tokita, K. Mori, K. Teramoto, M. Hashida, and S. Sakabe,
Applied Optics 55(21), 5647(2016).

Demonstration of periodic nanostructure formation with less ablation by double-pulse laser irradiation on titanium,
Y. Furukawa, R. Sakata, K. Konishi, K. Ono, S. Matsuoka, K. Watanabe, S. Inoue, M. Hashida, and S. Sakabe,
Appl. Phys. Letters 108, 264101(2016).

Orientation of periodic grating structures controlled by double pulse irradiations,
M,. Hashida, T. Nishii, Y. Miyasaka, H. Sakagami, M. Shimizu, S. Inoue, S. Sakabe,
Applied Physics A 122, 484(2016).

The formation mechanism of the periodic nanograting structure by the Weibel instability,
A. M. Gouda, H. Sakagami, T. Ogata, M. Hashida, and S. Sakabe,
Applied Physics A 122, 454(2016).

Formation Mechanism of a Periodic Nanograting Structure by a Surface Plasma Wave,
A. M. Gouda, H. Sakagami, T. Ogata, M. Hashida and S. Sakabe,
Plasma and Fusion Research 11, 2401071 (2016).

Thershold fluence of femtosecond laser nano-ablation for metals,
M. Hashida, Y. Miyasaka, T. Nishii, M. Shimizu, S. Inoue, S. Sakabe,
IEEJ Transactions of Fundamentals and Materials 135, 575-580(2015).

Transient changes in electric fields induced by interaction of ultraintense laser pulses with insulator and metal foils: Sustainable fields spanning several millimeters,
S. Inoue, S. Tokita, M. Hashida, and S. Sakabe,
Physical Review E 91, 043101(2015).

Strong sub-terahertz surface waves generated on a metal wire by high-intensity laser pulses,
S. Tokita, S. Sakabe, T. Nagashima, M. Hashida, and S. Inoue,
Scientific Reports 5, 8268(2015).

Derivation of effective penetration depth of femtosecond laser pulses in metal from ablation rate dependence on laser fluence, incidence angle, and polarization,
Y. Miyasaka, M. Hashida, T. Nishii, S. Inoue, and S. Sakabe,
Applied Physics Letters 106, 013101(2015).

Periodic surface structures on Titanium self-organized upon double femtosecond pulse exposures,
L. Gemini, M. Hashida, M. Shimizu, Y. Miyasaka, S. Inoue, S. Tokita, J. Limpouch, T. Mocek, and S. Sakab,
Applied Surface Science, 336, 349-353(2015).

Search for sub-eV scalar and pseudoscalar resonances via four-wave mixing with a laser collider, ,
T. Hasabe K. Homma, Y. Nakamiya, K. Matsuura, K. Otani, M. Hashida, S. Inoue, and S. Sakabe,
Progress of Theoretical and Experimental Physics 2015, , 073C01(2015).

Periodic Grating Structures on Metal Self-organized by Double-pulse Irradiation,
M. Hashida, L. Gemini, T. NIshii, Y. Miyasaka, H. Sakagami, M. Shimizu, S. Inoue, J. Limpoch, T. Mocek, and S. Sakabe,
Journal of Laser Micro/Nanoengineering 9(3), 234-237(2014).

Periodic nanostructures self-fromed on silicon and silicon carbite by femtosecond laser irradiation,
L. Gemini, M. Hashida, M. Shimizu, Y. Miyasaka, S. Inoue, S. Tokita, J. Limpouch, T. Mocek, and S. Sakabe,
Applied Physics A 117(1), 49-54(2014).

Metal-like self-organization of periodic nanostructures on silicon and silicon carbide under femtosecond laser pulses,
L. Gemini, M. Hashida, M. Shimizu, Y. Miyasaka, S. Inoue, S. Tokita, J. Limpouch, T. Mocek, and S. Sakabe,
Journal of Applied Physics 114, 194903 (2013).

Unidirectionally oriented nanocracks on metal surfaces irradaited by low-fluence femtosecond laser pulses,
M. Shimizu, M. Hashida, Y. Miyasaka, S. Tokita, and S. Sakabe,
Applied Physics Letters 103(17), 174106(2013).

Enhancing the energy of THz radiation from plasma produced by intense femtosecond laser pulses,
F. Jahangiri, M. Hashida, T. Nagashima, M. Hangyo, and S. Sakabe,
Applied Physics Letters 102(19), 191106(2013).

Simple formula for the interspaces of periodic grating structures self-organized on metal surface by femtosecond laser ablation,
M. Hashida, Y. Ikuta, Y. Miyasaka, S. Shimizu, S. Tokita, and S. Sakabe,
Applied Physics Letters 102(19),174106(2013).

Divergence-free transport of laser-produced fast electrons along a meter-long wire target,
H. Nakajima, S. Tokita, S. Inoue, M. Hashida, and S. Sakabe,
Physical Review Letters 110(15), 155001 (2013).

Autocorrelation measurement of fast electron pulses emitted through the interaction of femtosecond laser pulses with solid target,
S. Inoue, S. Tokita, K. Otani, M. Hashida, M. Hata, H. Sakagami, T. Taguchi, and S. Sakabe,
Physical Review Letters 109(18), 185001 (2012).

Nonthermal emission of energetic ions from a metal surface irradiated by extremely low-fluence femtosecond laser pulses,
Y. Miyasaka, M. Hashida, Y. Ikuta, K. Otani, S. Tokita, and S. Sakabe,
Physical Review B 86(7), 075431(5)(2012).

Periodic nano-grating structures produced by femtosecond laser pulses for metals with low- and high-meting points,
M. Hashida, Y. Miyasaka, Y. Ikuta, S. Tokita, and S. Sakabe,
Journal of Laser Micro/Nano Engineering 7, 194-197(2012) .

Directional Terahertz emission from air plasma generated by linearly polarized intense femtosecoond laser,
F. Jahangiri, M. Hashida, S. Tokita, T. Nagashima, K. Ohtani, M. Hangyo, and S. Sakabe,
Applied Physics Express 5(2), 0262013(3)(2012).

Intense terahertz emission from atomic cluster plasma produced by intense femtosecond laser pulses,
F. Jahangiri, M. Hashida, T. Nagashima, S. Tokita, M. Hangyo, and S. Sakabe,
Applied Physics Letters 99, 261503(3)(2011).

Directional elliptically polarized terahertz emission from air plasma produced by circularly polarized intense femtosecond laser pulses,
F. Jahangiri, M. Hashida, S.Tokita, T. Nagashima, M. Hangyo, and S. Sakabe,
Applied Physics Letters 99, 161505(3) (2011).

Efficient laser-proton acceleration from an insulating foil with an attached small metal disk,
K. Otani, S. Tokita, T. Nishoji, S. Inoue, M. Hashida, and S. Sakabe,
Applied Physics Letters 99, 161501(3)(2011).

Femtosecond electron deflectometry for measuring transient fields generated by laser-accelerated fast electrons,
S. Inoue, S. Tokita, K. Otani, M. Hashida, and S. Sakabe,
Applied Physics Letters 99(3), 31501(3) (2011).

12W Q-switched Er:ZBLAN fiber laser at 2.8 μm,
S. Tokita, M. Murakami, S. Shimizu, M. Hashida, and S. Sakabe,
Optics Letters 36(15), 2812-2814(2011).

Collimated fast electron emission from long wires irradiated by intense femtosecond laser pulses,
S. Tokita, K. Otani, T. Nishoji, S. Inoue, M. Hashida, and S. Sakabe,
Physical Review Letters 106(25), 255001(4)(2011).

Crystal structures on a copper thin film with a surface of periodic self-organized nanostructures induced by femtosecond laser pulses,
M. Hashida, Y. Miyasaka, Y. Ikuta, S. Tokita, and S. Sakabe,
Physical Review B 83(23), 235413(5)(2011).

Single-shot microscopic electron imaging of intense femtosecond laser-produced plasmas,
S. Inoue, S. Tokita, T. Nishoji, S. Masuno, K. Otani, M. Hashida, and S. Sakabe,
Review of Scientific Instruments 81(12), 123302(6)(2010).

Stable 10-W Er:ZBLAN fiber laser operating at 2.71~2.88 μm,
S. Tokita, M. Hirokane, M. Murakami, S. Shimizu, M. Hashida, and S. Sakabe,
Optics Letters 35(23), 3943-3945 (2010).

Single-shot femtosecond electron diffraction with laser-accelerated electrons: Experimental demonstration of electron pulse compression,
S. Tokita, M. Hashida, S. Inoue, T. Nishoji, K. Otani, and S. Sakabe,
Physical Review Letters 105(21), 215004(4)(2010).

Symmetric charge-transfer cross sections of IIIa rare-earthe -metal elements,
M. Hashida, S. Sakabe, and Y. Izawa
Physical Review A 83(3), 032704(4)(2010).

Laser fluence dependence of periodic grating structures formed on metal surfaces under femtosecond laser pulse irradiation,
K. Okamuro, M. Hashida, Y. Miyasaka, Y. Ikuta, S. Tokita, and S, Sakabe,
Physical Review B 82(16), 165417(5)(2010).

Ion emission from a metal surface through a multiphoton process and optical field ionization,
M. Hashida, S. Namba, K. Okamuro, S. Tokita, and S, Sakabe,
Physical Review B 81(11), 115442(5)(2010).

Liquid-cooled 24 W mid-infrared Er:ZBLAN fiber laser,
S. Tokita, M. Murakami, S. Shimizu, M. Hashida, and S. Sakabe,
Optics Letters 34(20), 3062-3064 (2009).

Single-shot ultrafast electron diffraction with a laser-accelerated uub-MeV electron pulse,
S. Tokita, S. Inoue, S. Masuno, M. Hashida, and S. Sakabe,
Applied Physics Letters 95, 111911(3)(2009).

Non-thermal ablation of expanded polytetrafluoroethylene with an Intense Femtosecond-Pulse Laser,
M. Hashida, H. Mishima, S. Tokita, and S. Sakabe,
Optics Express 17(15), 13116-13121(2009).

Laser energy scaling law for the yield of neutrons generated by intense femtosecond laser-cluster interactions,
S. Sakabe, M. Hashida, S. Tokita, and K. Otani,
Plasma and Fusion Research 4, 041 (2009).

Terahertz pulse radiation from argon clusters irradiated with intense femtosecond laser pulses,
T. Nagashima, H. Hirayama, K. Shibuya, M. Hangyo, M. Hashida, S. Tokita, and S. Sakabe,
Optics Express 17(11), 8907-8912 (2009).

Mechanism for self-formation of periodic grating structures on a metal surface by a femtosecond laser pulse,
S. Sakabe, M. Hashida, S. Yokita, and K. Okamuro,
Physical Review B 79(3), 033409(4)(2009).

0.3% energy stability, 100-millijoule-class, Ti:sapphire chirped-pulse eight-pass amplification system,
S. Tokita, M. Hashida, S. Masuno, S. Namba, and S. Sakabe,
Optics Express 16(19), 14875-14881(2008).

to before 2008