Spin Reorientation in Fe/Cu(100) and Cu/Fe/Cu(100)

1997 ◽  
Vol 475 ◽  
Author(s):  
E. Mentz ◽  
A. Bauer ◽  
D. Weiss ◽  
G. Kaindl

ABSTRACTIn-situ scanning tunneling microscopy (STM). magneto-optical Kerr effect (MOKE) and Kerr microscopy are used to investigate the relations between structure, morphology, and magnetism in low-temperature (LT) grown Fe/Cu(100) films. At the spin reorientation thickness of ≈ 3.8 monolayers (ML) Fe/Cu(100) the coexistence of in-plane and out-of-plane magnetized domains is observed. For Fe thicknesses between 3.8 and 6 ML Fe/Cu(100). an irreversible spin reorientation from in-plane to out-of-plane can be induced by annealing up to 420 K. Annealing of LT-grown Fe/Cu(100) films is proposed to provide smooth surfaces for Cu/Fe/Cu(100) sandwich preparations.

1997 ◽  
Vol 475 ◽  
Author(s):  
A. Bauer ◽  
A. Mühlig ◽  
T. Günther ◽  
M. Farle ◽  
K. Baberschke ◽  
...  

ABSTRACTAnnealing of CoAV(110) ultrathin films causes rather strong changes of film morphology and magnetic properties, which has been studied by scanning tunneling microscopy (STM) and alternating-current magneto-optical Kerr effect (ac-MOKE). Annealing above 500 K of room-temperature grown 2 monolayers (ML) thick Co/W(110) films leads to the formation of islands and a decrease of the Curie temperature 7C. At 4 ML, on the other hand, a network of interconnected islands is formed upon annealing, resulting in an enhanced TC. While the increase of TC at 4 ML is explained by an increase of the local film thickness, the anomalous TC behavior at 2 ML is assigned to the occurrence of superparamagnetism.


2004 ◽  
Vol 44 (3) ◽  
pp. 745 ◽  
Author(s):  
Ye Jun ◽  
Ma Bin ◽  
Zhao Yuan ◽  
Gao Chun-Lei ◽  
Jin Qing-Yuan

2012 ◽  
Vol 122 ◽  
pp. 1-5 ◽  
Author(s):  
Andres Castellanos-Gomez ◽  
Gabino Rubio-Bollinger ◽  
Manuela Garnica ◽  
Sara Barja ◽  
Amadeo L. Vázquez de Parga ◽  
...  

2011 ◽  
Author(s):  
Dileep Kumar ◽  
K. V. Sarathlal ◽  
Oliva Saldanha ◽  
Ajay Gupta ◽  
Alka B. Garg ◽  
...  

Author(s):  
Nwokoye Chidubem A. ◽  
Bennett Lawrence H. ◽  
Torre Edward Della ◽  
Siddique Abid ◽  
Narducci Frank A. ◽  
...  

2005 ◽  
Vol 294 (2) ◽  
pp. e105-e109 ◽  
Author(s):  
P.L. Gastelois ◽  
M.D. Martins ◽  
L.H.F. Andrade ◽  
V.H. Etgens ◽  
W.A.A. Macedo

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