Spin-Dependent Phenomena in Magnetoelectronic Devices

Department of Physics, Adam Mickiewicz University Umultowska 85, 61-614 Poznan, Poland Institute of Molecular Physics, Polish Academy of Sciences Smoluchowskiego 17, 60-179 Poznan, Poland Department of Theoretical Physics and Astrophysics, P.J. Safarik University Park Angelinum 9, 040 01 Kosice, Slovak Republic Department of Physics and Applied Physics, Rzeszow University of Technology Al. Powstancow Warszawy 6, 35-959 Rzeszow, Poland Department of Physics, University of Pretoria 0002 Pretoria, Republic of South Africa