참고문헌
- E. B. Sonin and I. Felner, "Spontaneous vortex phase in a superconducting weak ferromaghet," Phys. Rev. B57, pp. R14000-R14003, 1998.
-
I. Felner, U. Asaf, Y. Levi and O. Millo, "Coexistence of magnetism and superconductivity in
$R_{1.4}Ce_{0.6}.RuSr_2Cu_2O_{10-{\delta}}$ (R = Eu and Gd)," Phys. Rev. B55, pp. R3374-R3377, 1997. -
C. Bernhard, J. L. Tallon, Ch. Niedermayer, Th. Blasius, A. Golnik, E. Brucher, R. K. Kremer, D. R. Noakes, C. E. Stronach and E. J. Ansaldo, "Coexistence of ferromagnetism and superconductivity in the hybrid ruthenate-cuprate compound
$RuSr_2GdCu_2O_8$ studied by muon spin rotation and dc magnetization," Phys. Rev. B59, pp.14099-14107, 1999. -
L. Bauernfeind, W.Widder and H. F. Braun, "Ruthenium-based layered cuprates
$RuSr_2LnCu_2O_8$ and$RuSr_2(Ln_{1+x}Ce_{1-x})Cu_2O_{10}$ (Ln = Sm, Eu and Gd)," Physica C, vol. 254, pp. 151-158, 1995. https://doi.org/10.1016/0921-4534(95)00574-9 -
G.V.M. Williams and M.Ryan, "Raman transport and magnetization study of the
$RuSr_2R_{2-x}Ce_xCu_2O_{10+{\delta}}$ (R = Gd,Eu) high-temperature supercponducting cuprates," Phys. Rev. B64, pp. 094515(1)-094515(8), 2001. -
I. Felner and U. Asaf, "Superconductivity and weak ferromagnetism in
$Eu_{1.4}Ce_{0.6}Ru_{1-x}Fe_xSr_2Cu_2O_{10-{\delta}}$ ," Physica C vol. 292, pp. 97-103, 1997. https://doi.org/10.1016/S0921-4534(97)01673-0 -
V.P.S. Awana, H. Kishan, O. Eshkenazi, I. Felner, Rajeev Rawat, V. Ganesan and A. V. Narlikar, "Experimental study of magneto-superconductor
$RuSr_2Eu_{1.5}Ce_{0.5}Cu_2O_{10-{\delta}}$ : peculiar effect of Co doping on complex magnetism and$T_c$ variation," J. Phys: Condens. Matter, vol. 19, pp. 026203(1)-026203(14), 2007. -
H. K .Lee and Y. C. Kim "Superconducting and magnetic properties of
$(Ru_{1-x}Nb_x)Sr_2\;(Eu_{1.5}Ce_{0.5})Cu_2O_z$ ", Int. J. Mod. Phys., vol. B17, pp. 3682-3687, 2003. -
H. K. Lee and G. V. M. Williams, "Effect of Nb doping on superconducting and magnetic properties of
$RuSr_2(Gd_{1.5-y}Eu_yCe_{0.5})Cu_2O_z$ ," Physica C, vol. 415, pp. 172-178, 2004. https://doi.org/10.1016/j.physc.2004.08.012 -
V.P.S. Awana, R. Lal, H. Kishan, A. V. Narlikar, M. Peurla and R.Laiho, "Experimental study of the magnetosuperconductor
$RuSr_2Eu_{1.5}Ce_{0.5}Cu_2O_{10-{\delta}}$ : Effect of Mo doping on magnetic behavior and$T_c$ variation", Phys. Rev. B73, pp. 014517(1)-014517(6), 2006. - N. Balchev, K. Nenkov, G. Mihova, B. Kunev and J. Pirov, "Superconducting and magnetic properties of Sn-doped Ru-1222", Physica C. vol. 467, pp. 174-178, 2007. https://doi.org/10.1016/j.physc.2007.10.008
-
T.R.Yang, G. Ilonca, F. Beiusan, A.V. Pop, V. Toma, I. Matei and S. Patapis, "Synthesis of
$Ru_{1-x}Sb_xSr_2(Eu_{0.7}Ce_{0.3})_2Cu_2O_{10-{\delta}}$ and their magnetic and transport properties," Int. J. Mod. Phys., vol. B19, pp. 3511-3517, 2005. -
A. Ono, "Preparation of new superconducting cuprates
$(Ru,Nb)Sr_2(Sm,Ce)_2Cu_2O_z$ ," Jpn. J. Appl. Phys., vol. 34, pp. L1121-L1122, 1995. https://doi.org/10.1143/JJAP.34.L1121 -
Watanabe, D.P.Hai, I.Kakeya and K. Kadowaki, "Physical properties and high-temperature phase analyses in magnetic high-Tc superconductor
$RuSr_2RE_{2-x}Ce_xCu_2O_{10}$ ," Physica B, vol. 359-361, pp. 433-435, 2005. https://doi.org/10.1016/j.physb.2005.01.088 -
H.K. Lee, "Superconductivity in the
$(Pb,V)Sr_2(Ca,Tb)Cu_2O_z$ system," J. Korean Phys. Soc., vol. 36, pp. 384-386, 2000. - R. D. Shannon, "Revised Effective Radii and Systematic studies of interatomic distances in halides and chalcogenides," Acta Cryst., vol. A32, pp. 751-767, 1976.
-
J. L. Tallon, C. Bernhard, H. Shaked, R. L. Hitterman and J. D. Jorgensen, "Generic superconducting phase behavior in high-
$T_c$ cuprates:$T_c$ variation with hole concentration in$YBa_2Cu_3O_{7-{\delta}}$ " Phys. Rev. B51, pp. 12911-12914, 1995. - V.P.S. Awana, M. Karppinen, H. Yamauchi, M. Matvejeff. H.S.Liu and L.-Y. Jang, J. Low Temp. Phys., vol. 131, pp. 1211-1216, 2003. https://doi.org/10.1023/A:1023490202435