Session B12: Vortices in Superconductors II

Show
Abstracts
Sponsoring Units: DCMP
Chair: Laura Greene, UIUC
LACC - 402A


Monday, March 21, 2005
11:15AM - 11:27AM

B12.00001: Investigation of vortex-matter states in Y$_{1-x}$Pr$_{x}$Ba$_{2}$Cu$_{3}$O$_{7-\delta}$
B. J. Taylor , D. J. Scanderbeg , M. B. Maple , C. Kwon

Preview Abstract
Monday, March 21, 2005
11:27AM - 11:39AM

B12.00002: Evolution of Depinning Force Density of $Y_{1-x}Pr_{x}Ba_{2}Cu_{3}O_{7-\delta}$ Single Crystals with Temperature and Magnetic Fields
P. Gyawali , T. Katuwal , V. Sandu , C.C. Almasan , B.J. Taylor , M.B. Maple

Preview Abstract
Monday, March 21, 2005
11:39AM - 11:51AM

B12.00003: Manipulating vortex motion by thermal and Lorentz force in high temperature superconductors
Zhi Wang , Lei Shan , Yingzi Zhang , Fang Zhou , Jiwu Xiong , Wenxin Ti , Hai-Hu Wen

Preview Abstract
Monday, March 21, 2005
11:51AM - 12:03PM

B12.00004: Magnetism near Vortex Cores of Cuprate Superconductors
J.C. Lee , K. Prudchenko , B. Launspach , E.J. Ruiz , C. Boekema

Preview Abstract
Monday, March 21, 2005
12:03PM - 12:15PM

B12.00005: Correlation of Vortex Pinning with Topography in a Thin Film YBCO Sample
N.C. Koshnick , O.M. Auslaender , J.E. Hoffman , E. Straver , K.A. Moler , R.A. Hughes , J.S. Preston

Preview Abstract
Monday, March 21, 2005
12:15PM - 12:27PM

B12.00006: Scanning hall probe microscopy of AC losses in YBCO coated conductors
Rafael Dinner , George Daniels , David Larbalestier , Brady Gibbons , Vladimir Matias , Kathryn Moler , Malcolm Beasley

Preview Abstract
Monday, March 21, 2005
12:27PM - 12:39PM

B12.00007: Comparative Study of Vortex Phase Transitions in Bi-2212 Single Crystals in Tilted Magnetic Fields
Jovan Mirkovic , Atsushi Nakano , Hirokazu Sato , Takashi Yamamoto , Kazuo Kadowaki

Preview Abstract
Monday, March 21, 2005
12:39PM - 12:51PM

B12.00008: Resonance-like behaviors of Josephson vortex flow resistance in mesoscopic intrinsic junctions of Bi$_2$Sr$_2$CaCu$_2$O$_{8+\delta}$
Itsuhiro Kakeya , Miyako Iwase , Takuya Yamazaki , Takashi Yamamoto , Kazuo Kadowaki

Preview Abstract
Monday, March 21, 2005
12:51PM - 1:03PM

B12.00009: Josephson flux flow resistance in single crystalline $\mathrm{Bi_2Sr_2CaCu_2O_{8+\delta}}$ in various rectangular geometries
Kazuo Kadowaki , Itsuhiro Kakeya , Miyako Iwase , Takuya Yamazaki , Takashi Yamamoto

Preview Abstract
Monday, March 21, 2005
1:03PM - 1:15PM

B12.00010: Josephson Vortex State in Strongly Anisotropic Superconductor Bi-2212
Kazuto Hirata , Shuuichi Ooi , Shan Yu , El Hadi Smail Sadki , Takashi Mochiku

Preview Abstract
Monday, March 21, 2005
1:15PM - 1:27PM

B12.00011: Matching Effect of Vortex liquid in Bi$_2$Sr$_2$CaCu$_2$O$_{8+y}$ with Artificial Periodic Defects
Shuuichi Ooi , Takashi Mochiku , Shan Yu , El hadi Smail Sadki , Kazuto Hirata

Preview Abstract
Monday, March 21, 2005
1:27PM - 1:39PM

B12.00012: Kosterlitz-Thouless phase of interlayer Josephson vortices in high-Tc superconductors
Qing-hu Chen , Xiao Hu , Masashi Tachiki

Preview Abstract
Monday, March 21, 2005
1:39PM - 1:51PM

B12.00013: Critical Currents and the Peak Effect in YBCO
J.W. Farmer , D.L. Cowan , M. Kornecki

Preview Abstract
Monday, March 21, 2005
1:51PM - 2:03PM

B12.00014: Enhanced Flux Pinning in YBCO Films by Nano-Scaled Substrate Surface Roughness
Qiang Li , Zuxin Ye , Weidong Si , Yufeng Hu

Preview Abstract
Monday, March 21, 2005
2:03PM - 2:15PM

B12.00015: Vortex Dynamics in Superconducting Ratchet in Niobium Thin Film Observed by Lorentz Microscopy
Yoshihiko Togawa$^{1}$ , Ken Harada$^{1,2}$ , Tetsuya Akashi$^{2,3}$ , Hiroto Kasai$^{2}$ , Tsuyoshi Matsuda$^{1,4}$ , Atsutaka Maeda$^{1,5}$ , Akira Tonomura$^{1,2}$

Preview Abstract



B12.00016: Flux turbulence in Bi$_2$Sr$_2$CaCu$_2$O$_{8+\delta}$ single crystals
Zuxin Ye , Qiang Li , Genda Gu

Preview Abstract