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  • Charge storage and retention in electret dielectric layers for energy harvesting applications 

    Diáz-Ballester, A.; Castillo-Anguera, S; Rafi, J. M.; Gómez-Martínez, R.; Abadal, G.; Figueras, E.; Plaza, J.A.; Esteve, J.; Mudarra López, Miguel; Cañadas Lorenzo, Juan Carlos (Institute of Electrical and Electronics Engineers (IEEE), 2014)
    Conference report
    Restricted access - publisher's policy
    By providing a permanent electric polarization, electrets have a wide range of applications in different fields like sensors and actuators, energy harvesting or biomedicine. Stable electrets with silicon-based compatible ...
  • The use of ferrofluids in micromechanics 

    Pérez Castillejos, R.; Plaza, J.A.; Esteve, J.; Losantos Viñolas, Pedro; Acero, M.C.; Cané, Carles; Serra-Mestres, F. (2000-08-01)
    Article
    Restricted access - publisher's policy
    An introduction to ferrofluids in MEMS applications is presented. Ferrofluids are fluids with magnetic properties. By applying a magnetic field, the balance of forces within the ferrofluid is varied so that the magnetic ...