公開日期 | 標題 | 作者 | 來源出版物 | scopus | WOS | 全文 |
2003 | Oxygen content and valence of Ru in RuSr2(Gd0.75Ce0.25)(2)Cu2O10-delta (Ru-1222) magnetosuperconductor | Awana, V. P. S.; Karppinen, M.; Yamauchi, H.; Matvejeff, M.; RU-SHI LIU ; Jang, L. Y. | Journal of Low Temperature Physics | | 15 | |
2003 | Oxygen non-stoichiometry in Ru-1212 and Ru-1222 magnetosuperconductors | Matvejeff, M.; Awana, V. P. S.; Jang, L. Y.; RU-SHI LIU ; Yamauchi, H.; Karppinen, M. | Physica C-Superconductivity and Its Applications | | | |
2005 | Oxygen nonstoichiometry and valence of copper in the Cu-1222 superconductor | Karppinen, M.; Arai, M.; Lee, J. M.; Chan, T. S.; Morita, Y.; Chen, J. M.; RU-SHI LIU ; Yamauchi, H. | Journal of Solid State Chemistry | | 3 | |
2006 | Pb-for-Bi substitution for enhancing thermoelectric characteristics of (Bi, Pb)(2)Ba2O4 +/-omega (0.5)CoO2 | Sakai, K.; Karppinen, M.; Chen, J. M.; RU-SHI LIU ; Sugihara, S.; Yamauchi, H. | Applied Physics Letters | | | |
2006 | Pb-for-Bi substitution for enhancing thermoelectric characteristics of [(Bi, Pb)(2)Ba2O4 +/-omega](0.5)CoO2 | Sakai, K.; Karppinen, M.; Chen, J. M.; Liu, R. S.; Sugihara, S.; Yamauchi, H. | Applied. Physics. Letter | | | |
2008 | Quantitative XANES Spectroscopy Study on the Prototype Hole- and Electron-Doped High-T-c Superconductor Systems, (La,Sr)(2)CuO4 and (Nd,Ce)(2)CuO4 | Tanaka, Y.; Karppinen, M.; Kobayashi, T.; Chan, T. S.; RU-SHI LIU ; Chen, J. M.; Yamauchi, H. | Chemistry of Materials | | | |
2008 | Quantitative XANES Spectroscopy Study on the Prototype Hole- and Electron-doped High-Tc Superconductor Systems, (La1-xSrx)2CuO4+_ and (Nd1-xCex)2CuO4+_ | Tanaka, Y.; Karppinen, M.; Kobayashi, T.; Chan, T. S.; Liu, R. S.; Chen, J. M.; Yamauchi, H. | Chem. Mater | | | |
2008 | Systematic Cu L-2,L-3-edge and OK-edge XANES spectroscopy study on the infinite-layer superconductor system, (Sr,La)CuO2 | Tanaka, Y.; Karppinen, M.; Lee, J. M.; RU-SHI LIU ; Chen, J. M.; Yamauchi, H. | Solid State Communications | | 8 | |
2003 | Valence state of iron in, the Sr2Fe(Mo,W,Ta)O-6.0 double-perovskite system: an FeK-edge and L-2,L-3-edge XANES study | Karppinen, M.; Yamauchi, H.; Yasukawa, Y.; Linden, J.; Chan, T. S.; RU-SHI LIU ; Chen, J. M. | Chemistry of Materials | | 29 | |
2003 | XANES and wet-chemical analyses of the charge balance in (Hg,Pb)(Ba,Sr)(2)Ca2Cu3O8+z | Watanabe, T.; Kiryakov, N.; Poulsen, J.; Lee, J. M.; Chen, J. M.; RU-SHI LIU ; Yamauchi, H.; Karppinen, M. | Physica C-Superconductivity and Its Applications | | | |
2003 | XANES study on the evolution among different copper species, Cu-I, Cu-II and Cu-III, in CuBa2YCu2O6+z upon oxygen loading | Morita, Y.; Karppinen, M.; Yamauchi, H.; RU-SHI LIU ; Chen, J. M. | Journal of Low Temperature Physics | | | |
2002 | XANES study on the generation and distribution of holes via Ca substitution and O doping in Cu(Ba0.8Sr0.2)(2)(Yb1-xCax)Cu2O6+z | Karppinen, M.; Yamauchi, H.; Nakane, T.; Fujinami, K.; Lehmus, K.; Nachimuthu, P.; RU-SHI LIU ; Chen, J. M. | Journal of Solid State Chemistry | | 13 | |