TY - JOUR AU - John Ekin AU - K Salama AU - V Selvamanickam C2 - Applied Physics Letters DA - 1991-07-01 00:07:00 LA - en M1 - 59(3) PB - Applied Physics Letters PY - 1991 TI - High-Transport Critical Density up to 30 T in Bulk YBa2Cu3O7 and the Critical Angle Effect UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=30615 ER -