LEADER 04657nam 2200661 a 450 001 9910962304903321 005 20251116153148.0 010 $a9786611160142 010 0 $a9780191523670 010 0 $a0191523674 010 $a9780191713545 010 $a0191713546 010 $a9781281160140 010 $a1281160148 010 $a9781435620797 010 $a1435620798 035 $a(MiAaPQ)EBC7035352 035 $a(CKB)24235058500041 035 $a(MiAaPQ)EBC415712 035 $a(Au-PeEL)EBL415712 035 $a(CaPaEBR)ebr10220014 035 $a(CaONFJC)MIL116014 035 $a(OCoLC)476244396 035 $a(Au-PeEL)EBL7035352 035 $a(OCoLC)1255773207 035 $a(EXLCZ)9924235058500041 100 $a20070329d2007 uy 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aRelaxation processes in micromagnetics /$fHarry Suhl 205 $a1st ed. 210 $aOxford ;$aNew York $cOxford University Press$d2007 215 $axviii, 190 p. $cill 225 1 $aInternational series of monographs on physics ;$v133 311 08$a9780198528029 320 $aIncludes bibliographical references (p. 185-188) and index. 327 $aIntro -- Contents -- Preface -- Notations and conventions -- 1 The Classical Magnetization Field -- 1.1 Introduction -- 1.2 Equations of motion -- 1.2.1 Damping -- 1.3 Approaching the Curie temperature -- 2 Small motions of the Magnetization -- 2.1 Introduction -- 2.2 Models of small motions -- 2.2.1 Distributive damping -- 2.2.2 Instabilities and spin wave condensates -- 3 Intrinsic Damping -- 3.1 Introduction -- 3.2 Magnetostrictive coupling -- 3.2.1 Small samples -- 3.2.2 Large, homogeneous samples -- 3.3 Loss torque in magnetic metals -- 3.3.1 Eddy current damping -- 3.3.2 Direct coupling of conduction electrons to the magnetization field -- 3.4 Fluctuations in medium properties -- 3.5 Relaxation due to weakly coupled magnetic impurities -- 3.5.1 Slow relaxation -- 3.5.2 Corrections to the adiabatic limit -- 3.6 Appendix 3A. Inclusion of displacement current in Section 3.3.1 -- 4 Fluctuations -- 4.1 Introduction -- 4.2 Fluctuation-dissipation theorem -- 4.3 Langevin equation, and generalized Langevin equation -- 4.4 Fokker-Planck equation-cartesians -- 4.4.1 Fokker-Planck equation in polar angles -- 4.4.2 Fokker-Planck equation in the absence of well-defined canonical variables -- 5 Magnetization Reversal in a Very Dilute Array of Small Particles -- 5.1 Introduction -- 5.2 General observations -- 5.3 Reversal in 2d -- 5.3.1 Reversal in the long time limit -- 5.3.2 Intermediate time scales -- 5.3.3 Applied field and anisotropy axis misaligned -- 5.3.4 Relation to first-passage type theories -- 5.4 Rotation in 3d -- 6 Magnetization Reversal in Arrays of Particles and Continuous Media -- 6.1 Introduction -- 6.2 Relaxation due to magnetic moment interaction in a sparse medium -- 6.2.1 Equations of motion for dipolar interaction -- 6.2.2 A single pair -- 6.3 More dense arrays of many interacting particles -- 6.3.1 The Arnold web. 327 $a6.3.2 Relevance to magnetic relaxation and reversal -- 6.3.3 Effective single-variable relaxation from causes other than chaos -- 6.4 Magnetization reversal and the magnetization process in large, dense systems -- 6.4.1 Simple model of magnetization reversal by domain wall motion -- 6.4.2 Motion of a Bloch domain wall -- 6.4.3 Magnetostatics and the magnetization process. Pre-existing domain walls -- 6.5 Appendix 6A: Vortex solutions in cylinder and disc: stability considerations -- References -- Subject Index -- A -- B -- C -- D -- E -- F -- G -- H -- I -- K -- L -- M -- N -- P -- R -- S -- T -- V -- W -- Z. 330 $aThis book throws some light on poorly understood aspects of the motion of magnetization in magnetic solids, particularly the effects of dissipative mechanisms. Aside from its practical aspects (such as magnetic recording), it addresses readers interested in the basic physics of nonlinear phenomena. 410 0$aInternational series of monographs on physics ;$vv. 133. 606 $aMagnetization 606 $aEquations of motion 606 $aMagnetic recorders and recording 615 0$aMagnetization. 615 0$aEquations of motion. 615 0$aMagnetic recorders and recording. 676 $a538/.3 700 $aSuhl$b Harry$050044 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910962304903321 996 $aRelaxation processes in micromagnetics$9716555 997 $aUNINA