ACCELERATED FORMATION OF 110-K HIGH-TC PHASE IN THE CA-RICH AND CU-RICH BI-PB-SR-CA-CU-O SYSTEM

被引:42
作者
HUANG, YT [1 ]
LIU, RG [1 ]
LU, SW [1 ]
WU, PT [1 ]
WANG, WN [1 ]
机构
[1] CHUNG SHAN INST SCI & TECHNOL,TAOYUAN 32526,TAIWAN
关键词
D O I
10.1063/1.103315
中图分类号
O59 [应用物理学];
学科分类号
摘要
The crystal structure and superconducting properties of the Bi-Pb-Sr-Ca-Cu-O system with Ca- and Cu-rich nominal composition were investigated. A nearly single-phased 110 K high Tc superconductor can be obtained with 852 °C/20 h sintering from the starting composition of Bi1.7Pb0.4Sr1.6Ca2.4Cu 3.6Oy. X-ray diffraction patterns, resistivity measurement, diamagnetic susceptibility results, and scanning electron micrographs all indicate that the Ca- and Cu-rich nominal composition would result in better superconducting properties than those of Ca:Sr=1:1 Bi-Pb-Sr-Ca-Cu-O compounds in a much shorter sintering time.
引用
收藏
页码:779 / 781
页数:3
相关论文
共 18 条
  • [1] PREPARATION OF THE HIGH-TC PHASE OF BI-SR-CA-CU-O SUPERCONDUCTOR
    ENDO, U
    KOYAMA, S
    KAWAI, T
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, 1988, 27 (08): : L1476 - L1479
  • [2] COMPOSITION DEPENDENCE ON THE SUPERCONDUCTING PROPERTIES OF BI-PB-SR-CA-CU-O
    ENDO, U
    KOYAMA, S
    KAWAI, T
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 1989, 28 (02): : L190 - L192
  • [3] GREEN SM, 1988, PHYS REV B, V38, P596
  • [4] CRYSTAL-STRUCTURE OF THE HIGH-TC PHASE IN THE PB-BI-SR-CA-CU-O SYSTEM
    KIJIMA, N
    ENDO, H
    TSUCHIYA, J
    SUMIYAMA, A
    MIZUNO, M
    OGURI, Y
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 1989, 28 (05): : L787 - L790
  • [5] KOAYAM S, 1988, JPN J APPL PHYS, V27, pL1861
  • [6] Kuxmann U., 1974, ERZMETALL, V27, P533
  • [7] LEE CL, 1989, PROG HIGH TEMP SUPER, V19, P331
  • [8] A NEW HIGH-TC OXIDE SUPERCONDUCTOR WITHOUT A RARE-EARTH ELEMENT
    MAEDA, H
    TANAKA, Y
    FUKUTOMI, M
    ASANO, T
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS, 1988, 27 (02): : L209 - L210
  • [9] COMPLEX SUSCEPTIBILITY OF BI, PB-SR-CA-CU-O SUPERCONDUCTORS
    MAZAKI, H
    TAKANO, M
    TAKADA, J
    ODA, K
    KITAGUCHI, H
    MIURA, Y
    IKEDA, Y
    TOMII, Y
    KUBOZOE, T
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, 1988, 27 (09): : L1639 - L1641
  • [10] SUPERCONDUCTIVITY OF BI2SR2CA2CU3PB0.2OY, BI2SR2CA2CU3PB0.4OY, BI2SR2CA2CU3PB0.6OY
    MIZUNO, M
    ENDO, H
    TSUCHIYA, J
    KIJIMA, N
    SUMIYAMA, A
    OGURI, Y
    [J]. JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS, 1988, 27 (07): : L1225 - L1227