Search Results - (Author, Cooperation:A. Iyo)

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  1. 1
    Staff View
    Publication Date:
    2018-01-18
    Publisher:
    American Physical Society (APS)
    Print ISSN:
    1098-0121
    Electronic ISSN:
    1095-3795
    Topics:
    Physics
    Keywords:
    Superfluidity and superconductivity
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    M. P. Allan ; A. W. Rost ; A. P. Mackenzie ; Y. Xie ; J. C. Davis ; K. Kihou ; C. H. Lee ; A. Iyo ; H. Eisaki ; T. M. Chuang
    American Association for the Advancement of Science (AAAS)
    Published 2012
    Staff View
    Publication Date:
    2012-05-05
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  3. 3
    Staff View
    Publication Date:
    2012-09-18
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  4. 4
    Uwe, H. ; Osada, T. ; Iyo, A. ; Murata, K. ; Sakudo, T.

    Amsterdam : Elsevier
    Staff View
    ISSN:
    0921-4534
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  5. 5
  6. 6
    Iyo, A. ; Uwe, H.

    Amsterdam : Elsevier
    Staff View
    ISSN:
    0921-4534
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  7. 7
    Staff View
    ISSN:
    0921-4534
    Source:
    Elsevier Journal Backfiles on ScienceDirect 1907 - 2002
    Topics:
    Physics
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  8. 8
    Staff View
    ISSN:
    1573-7357
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Physics
    Notes:
    Abstract The carrier distribution among the inequivalent CuO 2 planes in multilayer cuprates is investigated by 63 Cu Knight shift measurement with varying the carrier concentration, δ and the number of CuO 2 plane in a unit cell, n. We found that 70 (60)% of total carriers are doped selectively into two outer CuO 2 planes in n = 3 (4). This indicates resultantly that the inhomogeneity of carrier distribution increases with increasing δ and n in multilayer cuprates.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  9. 9
    Staff View
    ISSN:
    1573-7357
    Keywords:
    74-60−w ; 74-70. Ad ; 74.25.Ha
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Physics
    Notes:
    Abstract The paramagnetic Meissner effect (PME) in the field cooled susceptibility has been observed in superconducting single crystals of Ba1−xKxBiO3 using magnetometers of Quantum-Design Co. The PME is similar to that observed in cuprates and Nb superconductors. For the Ba0.63K0.37BiO3 crystal the PME is observed in cooling process under the field up to 750 Oe. The PME was not found in the virgin-charged superconducting magnet. The PME is found in a superconductor with trapped flux and may arise from a remnant field, a temperature inhomogeneity near Tc, and a potassium-concentration inhomogeneity.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  10. 10
    Staff View
    ISSN:
    1573-7357
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Physics
    Notes:
    Abstract We have synthesized the single phase samples of Cu x C 0.1 Ba 2 Ca 3 Cu 4 O z (x=0.2∼0.9). Transport and magnetic measurements and iodometric titration analysis were carried out for these materials. From these results we discuss the correlation between T c , the Hall number, copper valence and oxygen content. The effect of the substituted M ions on T c in (CuC, M)-l234 (M=Ni,Zn,Al,TI,Mg) is also discussed. We propose a unique selective carrier-doping mechanism in (Cu,C)- and (CuC,Mg)-1234 systems.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  11. 11
    Staff View
    ISSN:
    1573-7357
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Physics
    Notes:
    Abstract Single phase samples with the composition of (Cu, M)Ba 2 Ca 3 Cu 4 O y (CuM-1234; M=C,Al,Tl,Mg,Zn) have been synthesized using high pressure technique. We have measured the pressure dependence of superconducting transition temperature (T c ) through insitu resistivity measurements up to 8 GPa for these samples, reproducibly. These samples indicated almost the same T c -enhancement by applied pressure, in spite of their different ambient T c values. The enhancement values of 8-10 K at 8 GPa pressure for these samples are found to be comparable to those of Hg-system and (B,C)-system.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses
  12. 12
    Iyo, A. H. ; Antai, S. P.
    Springer
    Published 1991
    Staff View
    ISSN:
    1573-0972
    Keywords:
    Bagasse ; lignocellulose ; single cell protein ; Streptomyces
    Source:
    Springer Online Journal Archives 1860-2000
    Topics:
    Biology
    Process Engineering, Biotechnology, Nutrition Technology
    Notes:
    Abstract Two Streptomyces strains were grown on sugarcane bagasse and groundnut hulls lignocelluloses in semi-solid state culture at 37°C for 12 weeks. Best results gave a 45% depletion of sugarcane bagasse lignocellulose with a 21% crude protein content of final material. The possibility of using S. viridosporus to improve the protein content of both lignocelluloses for use as an animal feedstock supplement is discussed.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses