Search Results - "Shibata, Takemasa"

Ion collection from laser-induced plasma using positively biased wire electrode by OGURA, K, ARISAWA, T, SHIBATA, T

“…In atomic vapor laser isotope separation (AVLIS), an ion collection method which has a short collection time and low applied potential is required. We…”
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Temperature profiles on liquid metal surface during electron beam evaporation by OHBA, H, SHIBATA, T

“…The liquid surface of copper during electron beam evaporation was imaged by a lens through a band-pass filter and a double mirror system on a…”
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Characterization of gadolinium plasma in gadolinium vapor at high-rate evaporation by electron beam heating by OHBA, H, NISHIMURA, A, SHIBATA, T

“…The characteristics of gadolinium plasma in gadolinium vapor at high-rate evaporation using electron beam heating have been measured with Langmuir probes…”
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Initial plasma density dependence of kinetic energy of ions collected on electrode by OGURA, K, SHIBATA, T

“…Gadolinium plasma was produced between parallel-plate electrodes by resonance photoionization. The kinetic energy of the ions, which were extracted from the…”
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Charge Transfer Cross Sections for Dysprosium and Cerium by Tamura, Koji, Adachi, Hajime, TakemasaShibata, TakemasaShibata

“…Symmetric charge transfer cross sections between singly ionized ions and their parent atoms were measured for dysprosium and cerium in the impact energy range…”
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Generation of vapor stream using a porous rod in an electron beam evaporation process by Ohba, Hironori, Shibata, Takemasa

“…An evaporation technique with high thermal efficiency in an electron beam evaporation process is presented for the generation of copper vapor. A molybdenum…”
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Symmetric charge transfer of gadolinium and neodymium by SHIBATA, T, OGURA, K

“…Cross sections of symmetric charge transfer are calculated for Gd++Gd and Nd++Nd in the ion incident energy range of 2, eV--5, keV considering that the charge…”
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A New Method for Measuring Secondary Electron Emission Yield from Nd Surface Bombarded by Ions from a Laser-Ion Source by Tamura, Koji, Ogura, Koichi, Shibata, Takemasa

“…A new method to study secondary electron emission has been devised and secondary electron emission yield from Nd surface bombarded by Nd ions was measured in…”
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High Enrichment of 28Si by Infrared Multiple Photon Decomposition of Si2F6 by YOKOYAMA, Atsushi, OHBA, Hironori, SHIBATA, Takemasa, KAWANISHI, Shunichi, SUGIMOTO, Shunichi, ISHII, Takeshi, OHYA, Akio, MIYAMOTO, Yoshiki, ISOMURA, Shohei, ARAI, Shigeyoshi

“…High enrichment of 28 Si has been carried out using the laser isotope separation technique based on the isotopically selective infrared multiple photon…”
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Time Variation of Surface Temperature during Electron Beam Evaporation by Ohba, Hironori, Araki, Masanori, Takemasa Shibata, Takemasa Shibata

“…Time variation of the surface temperature of copper during electron beam evaporation was measured with a high-speed infrared thermometer. The periodic…”
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Observation of Isotope Shift in Autoionization Levels of Uranium Atom by Ogura, Koichi, Shibata, Takemasa

“…235 U was ionized with high selectivity by two-wavelength two-step resonance photoionization. The autoionization level of this scheme has a large isotope shift…”
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Measurement of metastable population in gadolinium atomic beam by resonance photoionization by OGURA, K, SHIBATA, T

“…Population of metastable levels in a gadolinium atomic beam produced by electron beam heating were measured using the resonance photoionization technique. The…”
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Production of Stable Atomic Beam in Electron Beam Evaporation Process by Ohba, Hironori, Shibata, Takemasa

“…A metal atomic beam was produced by electron beam heating with high efficiency using a hearth liner and a porous rod for cerium and gadolinium. While the top…”
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Ion Collection from Photoionized Plasma with a Wire Electrode in a Weak Magnetic Field by Adachi, Hajime, Tamura, Koji, Ogura, Koichi, Shibata, Takemasa

“…Ions were collected on electrodes from photoionized plasma with a wire electrode in a weak magnetic field. It was shown that ion collection time using a wire…”
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Effect of Electron Beam on Velocities of Uranium Atomic Beams Produced by Electron Beam Heating by Ohba, Hironori, Ogura, Koichi, Nishimura, Akihiko, Tamura, Koji, Shibata, Takemasa

“…Velocities of uranium atomic beams produced by two types of electron beams, a bent beam and a straight beam, were measured by a laser Doppler-shift technique…”
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Charge Transfer Cross Sections for Uranium by Tamura, Koji, Adachi, Hajime, Ogura, Koichi, Ohba, Hironori, Shibata, Takemasa

“…Symmetric charge transfer cross sections between singly ionized ions and their parent atoms were measured for uranium in the impact energy range of 100–1200…”
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Secondary Electron Emission Yield from Uranium Surface due to Uranium Ion Bombardment by Tamura, Koji, Okazaki, Tetsuji, Adachi, Hajime, Ohba, Hironori, Shibata, Takemasa

“…We have measured the secondary electron emission yield from a uranium surface bombarded by uranium ions from a laser ion source at impact energies of 300–3000…”
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Development of a Compact Atomic Beam Flux Monitor Based on Surface Ionization by Tamura, Koji, Ohba, Hironori, Okazaki, Tetsuji, Adachi, Hajime, Shibata, Takemasa

“…We have developed a compact atomic beam flux monitor by means of surface ionization. The properties were studied by measuring various rare-earth elements (Ce,…”
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Metastable states’ population densities in Gd atomic beam at high‐rate evaporation by electron beam heating by Nishimura, Akihiko, Arisawa, Takashi, Ohba, Hironori, Shibata, Takemasa

“…Metastable states’ population densities in gadolinium atomic beams, which were produced by an axial electron beam gun, were measured by laser absorption…”
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Measurement of Energy Reflection from Metals Bombarded by 10–30 keV Hydrogen Ion Beam by Tanaka, Shigeru, Murakami, Yoshio, Shibata, Takemasa

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