Periodic arrays of pinning centers in thin Vanadium films

V. Metlushko, U. Welp, G. Grabtree, Zh Zhang, S. R.J. Brueck, B. Watkins, L. E. De Long, B. Ilic, K. Chung, P. J. Hesketh

Producción científica: Conference articlerevisión exhaustiva

Resumen

Commensurability effects between the superconducting flux line lattice and a square lattice (period d=1 μm and diameter D=0.4 μm) of submicron holes in 1500 A vanadium films were studied by atomic force microscopy, DC magnetization, AC susceptibility, magnetoresistivity and I-V measurements. Peaks in the magnetization and critical current at matching fields are found to depend nonlinearly upon the value of external AC field or current, as well as the inferred symmetry of the flux line lattice.

Idioma originalEnglish
Páginas (desde-hasta)149-159
Número de páginas11
PublicaciónProceedings of SPIE - The International Society for Optical Engineering
Volumen3480
EstadoPublished - 1998
EventoProceedings of the 1998 Conference on Superconducting Superlattices II: Native and Artificial - San Diego, CA, USA
Duración: jul 20 1998jul 22 1998

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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