@article { ISI:000182060400042, title = {Spin injection: Interface resistance in Fe/semiconductor junctions calculated from first principles}, journal = {JOURNAL OF SUPERCONDUCTIVITY}, volume = {16}, number = {1}, year = {2003}, note = {PASPS Conference 2002, WURZBURG, GERMANY, JUL, 2002}, month = {FEB}, pages = {171-173}, abstract = {We calculate the current spin polarization and the interface resistance of Fe/GaAs and Fe/ZnSe (001) spin injection junctions from first principles, including also the possibility of a Schottky barrier. From our results of interface resistance we estimate the barrier thickness needed for efficient spin injection if the process is nonballistic.}, issn = {0896-1107}, doi = {10.1023/A:1023234128898}, author = {Wunnicke, O and P. Mavropoulos and P.H. Dederichs} }