Search Results - "Hironaka, Y"
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Prediction of the superimposed laser shot number for copper using a deep convolutional neural network
Published in Optics express (17-07-2023)“…Image-based deep learning (IBDL) is an advanced technique for predicting the surface irradiation conditions of laser surface processing technology. In…”
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2
Photoelectrical detection of nitrogen-vacancy centers by utilizing diamond lateral p–i–n diodes
Published in Applied physics letters (21-06-2021)“…We demonstrate a photoelectrical readout of negatively charged nitrogen-vacancy (NV−) centers by utilizing a lateral diamond p–i–n diode structure. We found…”
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3
Ultrahigh-energy density state in nanowire arrays irradiated with picosecond kilojoule-class ultra-intense laser
Published in AIP advances (01-12-2023)“…Ultrahigh-energy density (UHED) states greater than 1 Gbar pressure are typically observed under extreme conditions, such as in the core of an inertial…”
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Fabrication of nanocrystalline diamond capsules by hot-filament chemical vapor deposition for direct-drive inertial confinement fusion experiments
Published in Diamond and related materials (01-05-2023)“…Direct-drive inertial confinement fusion (ICF), where a fuel capsule is imploded by high-power laser beams to cause ignition, is a promising energy production…”
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5
Liquid Structure of Tantalum under Internal Negative Pressure
Published in Physical review letters (30-04-2021)“…In situ femtosecond x-ray diffraction measurements and ab initio molecular dynamics simulations were performed to study the liquid structure of tantalum shock…”
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6
Interaction between FliJ and FlhA, Components of the Bacterial Flagellar Type III Export Apparatus
Published in Journal of Bacteriology (01-02-2013)“…A soluble protein, FliJ, along with a membrane protein, FlhA, plays a role in the energy coupling mechanism for bacterial flagellar protein export. The…”
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7
Multibeam laser–plasma interaction at the Gekko XII laser facility in conditions relevant for direct-drive inertial confinement fusion
Published in High power laser science and engineering (01-01-2023)“…Laser–plasma interaction and hot electrons have been characterized in detail in laser irradiation conditions relevant for direct-drive inertial confinement…”
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8
Dependences of morphology and surface roughness on growth conditions of diamond capsules for the direct-drive inertial confinement fusion
Published in High energy density physics (01-11-2020)“…In order to achieve the ignition by direct-drive inertial confinement fusion (ICF), smooth and symmetric fuel capsule is required. Our previous research found…”
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9
Shock Hugoniot Data for Water up to 5 Mbar Obtained with Quartz Standard at High-Energy Laser Facilities
Published in Laser and particle beams (01-01-2021)“…In this work, we present experimental results on the behavior of liquid water at megabar pressure. The experiment was performed using the HIPER (High-Intensity…”
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10
Effects of hydrogen concentration in ablator material on stimulated Raman scattering, two-plasmon decay, and hot electrons for direct-drive inertial confinement fusion
Published in Physical review research (01-07-2023)“…Laser plasma instabilities, such as stimulated Raman scattering (SRS) and two-plasmon decay (TPD), are basic phenomena in intense laser science and…”
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Impact experiments with a new technique for acceleration of projectiles to velocities higher than Earthʼ s escape velocity of 11.2 km/s
Published in Journal of Geophysical Research. E. Planets (01-04-2010)“…The impact velocities of asteroids on Earth and other terrestrial planets can be greater than 10 km/s, and impacts at these high velocities can produce…”
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Impact experiments with a new technique for acceleration of projectiles to velocities higher than Earth's escape velocity of 11.2 km/s
Published in Journal of Geophysical Research. E. Planets (02-04-2010)“…The impact velocities of asteroids on Earth and other terrestrial planets can be greater than 10 km/s, and impacts at these high velocities can produce…”
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13
Present states and future prospect of fast ignition realization experiment (FIREX) with Gekko and LFEX Lasers at ILE
Published in Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment (11-10-2011)“…The fast ignition realization experiment (FIREX) project is progressing. The new short pulse laser system, LFEX laser, has been completely assembled and one of…”
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14
Flyer acceleration experiments using high-power laser
Published in EPJ Web of conferences (01-01-2013)“…Flyer acceleration technique using high-power lasers has several advantages such as the achieved velocities higher than 10 km/s and non-contamination to the…”
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15
Fundamental characteristics of liquid cluster ion source for surface modification
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-08-2005)“…We have developed a cluster ion source using liquid organic materials, which has several advantages for surface modification based on the different properties…”
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16
Functional equations of spherical functions on p-adic homogeneous spaces
Published in Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg (01-01-2005)“…LetG be a connected reductive linear algebraic group andX aG-homogeneous affine algebraic variety both defined over a p-adic field k, where we assume a…”
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Production of liquid cluster ions and their application to surface etching
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (01-01-2006)“…A new type of cluster ion beam system using organic liquid materials such as ethanol has been developed, and it has several advantages for surface etching and…”
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Laser-shock compression and Hugoniot measurements of liquid hydrogen to 55 GPa
Published in Physical review. B, Condensed matter and materials physics (28-02-2011)“…The principal Hugoniot for liquid hydrogen was obtained up to 55 GPa under laser-driven shock loading. The pressure and density of compressed hydrogen were…”
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Prototype design and preliminary evaluation of a decentralized modular device network for wide-area monitoring, protection and control
Published in IEEE PES General Meeting (01-07-2010)“…This paper describes a prototype design and preliminary evaluation of a decentralized modular device network for wide-area monitoring, protection and control…”
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Conference Proceeding -
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Oxygen free radicals and lipid peroxidation in the pathogenesis of gastric mucosal lesions induced by indomethacin in rats. Relation to gastric hypermotility
Published in Digestion (1991)“…The relationship of gastric hypermotility to mucosal hemodynamics, lipid peroxidation and vascular permeability changes was investigated in the pathogenesis of…”
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