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NSR database version of April 26, 2024.

Search: Author = K.Asai

Found 13 matches.

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1995AM09      J.Radioanal.Nucl.Chem. 190, 215 (1995)

F.Ambe, Y.Ohkubo, S.Ambe, Y.Kobayashi, T.Okada, Y.Yanagida, J.Nakamura, K.Asai, Y.Kawase, S.Uehara

Local Structure and Valence of Impurity Ions in Oxides by TDPAC and Mossbauer Emission Spectroscopy

RADIOACTIVITY 99Rh(EC), (β+); 117Cd(β-); measured γγ(θ, H, t); deduced local structure, impurity ions valence in α-FeO3, YBa2Cu3O(7-δ), Mo(M=Mn, Co, Ni), BaRu(2/3)Cd(1/3)O3. Mossbauer emission spectroscopy data also used.

doi: 10.1007/BF02039996
Citations: PlumX Metrics

1995NI20      J.Phys.Soc.Jpn. 64, 1326 (1995)

N.Nishimori, K.Asai, M.Mizoguchi

NMR Study on the Supertransferred Hyperfine Magnetic Field at 55Mn in Ferromagnetic Perovskites La(Co(1-x)Mg(x))(0.5)Mn(0.5)O3

NUCLEAR MOMENTS 55Mn; measured NMR; deduced hyperfine magnetic fields, magnetic properties in ferromagnetic Perovskites La(Co(1-x)Mg(x))(0.5)Mn(0.5)O3.

doi: 10.1143/JPSJ.64.1326
Citations: PlumX Metrics

1994AS04      J.Phys.Soc.Jpn. 63, 1677 (1994); Erratum J.Phys.Soc.Jpn. 63, 4268 (1994)

K.Asai, Y.Ohkubo, T.Okada, Y.Yanagida, Y.Kawase, S.-I.Uehara, S.Ambe, F.Ambe

A Study of Hyperfine Magnetic Field at 117In(<-117Cd) in Fe3O4 by γ-γ Time-Differential Perturbed Angular Correlation

RADIOACTIVITY 117Cd(β-); measured γγ(θ, H, t); deduced hyperfine magnetic field at 117In.

doi: 10.1143/JPSJ.63.1677
Citations: PlumX Metrics

1994KO35      Hyperfine Interactions 84, 131 (1994)

Y.Kobayashi, K.Asai, T.Okada, F.Ambe

Mossbauer and Magnetization Studies on the Ferromagnet Fe(3-x)Ru(x)Si

NUCLEAR REACTIONS 57Fe(γ, γ), E=14.4 keV; 99Ru(γ, γ), E=89.8 keV; measured Mossbauer spectra; deduced Fe(3-x)Ru(x)Si ferromagnet magnetization features.

doi: 10.1007/BF02060653
Citations: PlumX Metrics

1994OH05      Hyperfine Interactions 84, 83 (1994)

Y.Ohkubo, Y.Kobayashi, K.Harasawa, S.Ambe, T.Okada, K.Asai, S.Shibata, M.Takeda, F.Ambe

TDPAC and Emission Mossbauer Spectroscopy of 99Ru in YBa2Cu3O(7-x)

RADIOACTIVITY 99Rh(EC), (β+) [from 99Ru(p, n), E=13 MeV]; measured γγ(θ, H, t); deduced 99Ru hyperfine interactions in YBa2Cu3O(7-x).

doi: 10.1007/BF02060646
Citations: PlumX Metrics

1993NA09      Nucl.Instrum.Methods Phys.Res. B76, 39 (1993)

J.Nakamura, T.Okada, K.Asai, F.Ambe

Hyperfine Interactions of 121Sb in a Magnetic Chalcogen Spinel CuCr(2-x)Sb(x)S4

NUCLEAR REACTIONS 121Sb(γ, γ), E=37.14 keV; measured Mossbauer spectra; deduced 121Sb hyperfine interactions, magnetic field in chalcogen spinel CuCr(2-x)Sb(x)S4.

doi: 10.1016/0168-583X(93)95122-L
Citations: PlumX Metrics

1993OH10      Hyperfine Interactions 78, 535 (1993)

Y.Ohkubo, Y.Kobayashi, K.Asai, T.Okada, F.Ambe

TDPAC and Emission Mossbauer Studies of Fe3O4(99Ru)

RADIOACTIVITY 99Rh(EC), (β+); measured γγ(θ, H, t); deduced 99Ru hyperfine interactions in Fe3O4.

doi: 10.1007/BF00568188
Citations: PlumX Metrics

1993OK01      Nucl.Instrum.Methods Phys.Res. B76, 338 (1993)

T.Okada, K.Asai, N.Yamada, T.Matsumoto, Y.Yamada, Y.Kodama

57Fe Mossbauer Studies of YBa2(Cu(1-x)Fe(x))4O8

NUCLEAR REACTIONS 57Fe(γ, γ), E=14.4 keV; measured Mossbauer spectra; deduced superconductority, magnetic order coexistence features in YBa2(Cu(1-x)Fe(x))4O8.

doi: 10.1016/0168-583X(93)95229-X
Citations: PlumX Metrics

1992SO24      J.Phys.Soc.Jpn. 61, 4193 (1992)

M.Sonobe, K.Asai

Magnetization Measurement and 55Mn NMR Study of La(Ni(1-x)Mg(x))(0.5)Mn(0.5)O3

NUCLEAR MOMENTS 55Mn; measured NMR; deduced divalent, tetravalent ions ordering features. Ferromagnetic La(Ni2+(1-x), Mg2+(x))(0.5)Mn4+(0.5) system.

doi: 10.1143/JPSJ.61.4193
Citations: PlumX Metrics

1990AS02      Phys.Rev. B41, 6124 (1990)

K.Asai, F.Ambe, S.Ambe, T.Okada, H.Sekizawa

Time-Differential Perturbed-Angular-Correlation Study of Hyperfine Interactions at 111Cd(from 111In) in α-Fe2O3

RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced hyperfine interactions at 111Cd in α-Fe2O3.

doi: 10.1103/PhysRevB.41.6124
Citations: PlumX Metrics

1987AS07      Hyperfine Interactions 34, 277 (1987)

K.Asai, F.Ambe, S.Ambe, T.Okada, H.Sekizawa

An Investigation on the After-Effects of 111In( → 111Cd) EC Decay in α-Fe2O3

RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced 111Cd electric field gradient parameters in α-Fe2O3.

doi: 10.1007/BF02072720
Citations: PlumX Metrics

1987AS08      Hyperfine Interactions 34, 435 (1987)

K.Asai, T.Okada, H.Sekizawa

Supertransferred Hyperfine Magnetic Fields at 111Cd (from 111In) in Ferrimagnetic Oxides with the Spinel Structure

RADIOACTIVITY 111In(EC); measured γγ(θ, t), γγ(θ, H, t); deduced 111Cd site hyperfine magnetic fields in spinel structural ferrimagnetic oxides.

doi: 10.1007/BF02072750
Citations: PlumX Metrics

1984AS08      J.Phys.Soc.Jpn. 53, 4109 (1984)

K.Asai, F.Ambe, S.Ambe, H.Sekizawa

TDPAC of γ-Rays Emitted from 111Cd( from 111In) in α-Fe2O3

RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced hyperfine parameter temperature dependence.

doi: 10.1143/JPSJ.53.4109
Citations: PlumX Metrics

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