Seminar Experimentalphysik III
Olav Hellwig (E-Mail: olav.hellwig@…)
Seminarthemen (Publikationen) im Rahmen des Moduls Experimentalphysik III – Komplexe Materialien im Bereich Magnetismus im SS 2025:
- 1) Dorothee Boesler: Giant Magnetoresistance in magnetic superlattices (GMR) M. N. Baibich, J. M. Broto, A. Fert, F. Nguyen Van Dau, F. Petroff, P. Etienne, G. Creuzet, A. Friederich, and J. Chazelas,
Giant Magnetoresistance of (001)Fe/(001)Cr Magnetic Superlattices (PDF-File),
Phys. Rev. Lett. 61, 2472 (1988). DOI: https://doi.org/10.1103/PhysRevLett.61.2472 - 2) Jana Lukin: Current-driven (Spin-Transfer-Torque) magnetization reversal in nano-pillars (STT) J. A. Katine, F. J. Albert, R. A. Buhrman, E. B. Myers, and D. C. Ralph,
Current-Driven Magnetization Reversal and Spin-Wave Excitations in Co/Cu/Co Pillars (PDF-File),
Phys. Rev. Lett. 84, 3149 (2000). DOI: https://doi.org/10.1103/PhysRevLett.84.3149 - 3) Kurt Hered: Giant Tunnelling Magnetoresistance at room temperature (TMR) S. S. P. Parkin, C. Kaiser, A. Panchula, P. M. Rice, B. Hughes, M. Samant and S.-H. Yang,
Giant tunnelling magnetoresistance at room temperature with MgO (100) tunnel barriers (PDF-File),
Nature Mater 3, 862–867 (2004). DOI: https://doi.org/10.1038/nmat1256 - 4) Bit Patterned Media with multiple storage layers/suppression of magnetic trench noise (BPM1)
M. Albrecht, G. Hu, A. Moser, O. Hellwig and B. D. Terris Magnetic dot arrays with multiple storage layers J. Appl. Phys. 97 (2005) 103910, DOI: https://doi.org/10.1063/1.1904705
O. Hellwig, A. Moser, E. Dobisz, Z. Bandic, H. Yang, D. S. Kercher, J. D. Risner-Jamtgaard, D. Yaney and E. E. Fullerton, - 5) Origin of magnetic switching field distribution in Bit Patterned Media and how to narrow it down for increased data storage density (BPM2)
O. Hellwig, J. K. Bosworth, E. Dobisz, D. Kercher T. Hauet, G. Zeltzer, J. D. Risner-Jamtgaard, D. Yaney, and R. Ruiz,
Bit patterned media based on e-beam directed assembly with narrow magnetic switching field distribution Appl. Phys. Lett., 96 (2010) 052511, DOI: https://doi.org/10.1063/1.3293301
B. Pfau, C. M. Günther, E. Guehrs, T. Hauet, E. Dobisz, D. Kercher, H. Yang, L. Vinh, X. Xu, D. Yaney, R. L. Rick, S. Eisebitt, and O. Hellwig,
Suppression of Magnetic Trench Material in Bit Patterned Media Fabricated by Blanket Deposition onto Pre-patterned Substrates Appl. Phys. Lett. 93 (2008) 192501, DOI: https://doi.org/10.1063/1.3013857
Origin of magnetic switching field distribution in bit patterned media based on pre-patterned substrates, Appl. Phys. Lett. 99 (2011) 062502, DOI: https://doi.org/10.1063/1.3623488
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