scholarly journals Numerical reverse engineering of general spin-wave dispersions: Bridge between numerics and analytics using a dynamic-matrix approach

2021 ◽  
Vol 104 (17) ◽  
Author(s):  
L. Körber ◽  
A. Kákay
2019 ◽  
Vol 134 (10) ◽  
Author(s):  
M. N. Jipdi ◽  
I. F. Fokou ◽  
M. Tchoffo ◽  
L. C. Fai

2021 ◽  
Vol 09 (03) ◽  
pp. 515-527
Author(s):  
Idriss Fomadjo Fokou ◽  
Michael Nana Jipdi ◽  
Martin Tchoffo ◽  
Lukong Cornelius Fai

2017 ◽  
Vol 515 ◽  
pp. 75-81 ◽  
Author(s):  
J.E. Danga ◽  
C. Kenfack Sadem ◽  
M.N. Jipdi ◽  
A.J. Fotué ◽  
L.C. Fai

2004 ◽  
Vol 18 (10n11) ◽  
pp. 1537-1548 ◽  
Author(s):  
M. PANTIĆ ◽  
M. MANOJLOVIĆ ◽  
M. ŠKRINJAR ◽  
M. PAVKOV ◽  
D. KAPOR ◽  
...  

A transfer matrix formalism is employed to study the occurrence of the localized modes associated with an impurity cell embedded within a semi-infinite Heisenberg ferromagnetic superlattice with nearest-neighbor exchange interactions. The cell is at arbitrary distance from the deformed surface cell. We find that, in addition to bulk spin waves, there may arise localized modes associated both with the impurity cell and with the surface. Two situations were analyzed numerically: impurity is close to the surface and the impurity is practically in the bulk region. The modes influence each other when the impurity cell is near the surface, modifying spin wave energies.


2008 ◽  
Vol 45 ◽  
pp. 161-176 ◽  
Author(s):  
Eduardo D. Sontag

This paper discusses a theoretical method for the “reverse engineering” of networks based solely on steady-state (and quasi-steady-state) data.


1988 ◽  
Vol 49 (C8) ◽  
pp. C8-1599-C8-1600
Author(s):  
K. Nakamura ◽  
M. Mino ◽  
H. Yamazaki

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