Magnetization Dynamics Of Pinned Domain Walls In Amorphous Ribbons

Author(s):  
I. Betancourt ◽  
R. Valenzuela
2020 ◽  
Vol 6 (32) ◽  
pp. eabc2618 ◽  
Author(s):  
Ambika Shanker Shukla ◽  
Akanksha Chouhan ◽  
Rachit Pandey ◽  
M. Raghupathi ◽  
Tatsuya Yamamoto ◽  
...  

It is well known that oscillating magnetization induces charge current in a circuit via Faraday’s law of electromagnetic induction. New physical phenomena by which magnetization dynamics can produce charge current have gained considerable interest recently. For example, moving magnetization textures, such as domain walls, generates charge current through the spin-motive force. Here, we examine an entirely different effect, which couples magnetization and electric field at the interface between an ultrathin metallic ferromagnet and dielectric. We show that this coupling can convert magnetic energy into electrical energy. This phenomenon is the Onsager reciprocal of the voltage-controlled magnetic anisotropy effect. The effect provides a previously unexplored probe to measure the magnetization dynamics of nanomagnets.


2020 ◽  
Vol 13 (4) ◽  
Author(s):  
A. Stupakiewicz ◽  
A. Chizhik ◽  
A. Zhukov ◽  
M. Ipatov ◽  
J. Gonzalez ◽  
...  

2009 ◽  
Vol 21 (49) ◽  
pp. 496001 ◽  
Author(s):  
J Miguel ◽  
J Sánchez-Barriga ◽  
D Bayer ◽  
J Kurde ◽  
B Heitkamp ◽  
...  

1997 ◽  
Vol 33 (5) ◽  
pp. 3973-3974 ◽  
Author(s):  
I. Betancourt ◽  
R. Valenzuela

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