TY - RPRT TI - Vortex confinement by columnar defects in YBa2Cu3O7 crystals: Enhanced pinning at high fields and temperatures. AU - L Civale AU - AD Marwick AU - TK Worthington AU - MA Kirk AU - JR Thompson AU - L Krusin-Elbaum AU - Y Sun AU - JR Clem AU - F Holtzberg PY - 1991 DO - 10.1103/physrevlett.67.648 UR - https://pubmed.ncbi.nlm.nih.gov/10044952/ ID - 10044952 ER -