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Material parameters


material$ ^{\dag }$ magnetisation $ M_s$ exchange parameter $ A$ $ K_1$ $ K_2$
(T (A/m)) (J/m) (J/m$ ^3$) (J/m$ ^3)$
barium iron oxide (1/12/19)% latex2html id marker 18239
\setcounter{footnote}{1}\fnsymbol{footnote} 0.48 (3.82 $ \times 10^{5}$) 6.3 $ \times10^{-12}$ 4.50 $ \times 10^{5}$ 3.00 $ \times 10^{5}$
barium iron oxide (1/12/19) room temperature% latex2html id marker 18249
\setcounter{footnote}{2}\fnsymbol{footnote} 0.48 (3.82 $ \times 10^{5}$) 6.3 $ \times10^{-12}$ 3.20 $ \times 10^{5}$ 1.00 $ \times 10^{5}$
cobalt% latex2html id marker 18258
\setcounter{footnote}{1}\fnsymbol{footnote} 1.79 (1.42 $ \times 10^{6}$) 3.02 $ \times10^{-11}$ 7.00 $ \times 10^{5}$ 1.80 $ \times 10^{5}$
cobalt(3) platinum% latex2html id marker 18268
\setcounter{footnote}{2}\fnsymbol{footnote} 1.38 (1.10 $ \times 10^{6}$) 9.93 $ \times10^{-12}$ 2.00 $ \times 10^{6}$ 0
cobalt iron nickel silicon boron (58/5/10/16/11) amorphous alloy% latex2html id marker 18276
\setcounter{footnote}{3}\fnsymbol{footnote} 0.53 (4.22 $ \times 10^{5}$) 2.7 $ \times10^{-12}$ 0 0
cobalt platinum% latex2html id marker 18281
\setcounter{footnote}{3}\fnsymbol{footnote} 1.01 (8.04 $ \times 10^{5}$) 1.01 $ \times10^{-11}$ 4.90 $ \times 10^{6}$ 0
cobalt platinum chromium% latex2html id marker 18288
\setcounter{footnote}{3}\fnsymbol{footnote} 0.37 (2.94 $ \times 10^{5}$) 9.99 $ \times10^{-12}$ 2.00 $ \times 10^{5}$ 0
cobalt (room temperature)% latex2html id marker 18295
\setcounter{footnote}{2}\fnsymbol{footnote} 1.79 (1.42 $ \times 10^{6}$) 3.02 $ \times10^{-11}$ 4.53 $ \times 10^{5}$ 1.45 $ \times 10^{5}$
cobalt% latex2html id marker 18304
\setcounter{footnote}{1}\fnsymbol{footnote} 1.79 (1.42 $ \times 10^{6}$) 3.14 $ \times10^{-11}$ 7.00 $ \times 10^{5}$ 1.80 $ \times 10^{5}$
cobalt type 2 (room temperature)% latex2html id marker 18313
\setcounter{footnote}{2}\fnsymbol{footnote} 1.79 (1.42 $ \times 10^{6}$) 3.14 $ \times10^{-11}$ 4.53 $ \times 10^{5}$ 1.45 $ \times 10^{5}$
cobalt% latex2html id marker 18322
\setcounter{footnote}{3}\fnsymbol{footnote} 1.76 (1.40 $ \times 10^{6}$) 9.99 $ \times10^{-12}$ 4.50 $ \times 10^{5}$ 0
iron nickel boron (20/60/20) sputtered% latex2html id marker 18330
\setcounter{footnote}{4}\fnsymbol{footnote} 0.56 (4.46 $ \times 10^{5}$) 2.1 $ \times10^{-12}$ 0 0
iron(40) nickel(40) boron(20) - amorphous alloy% latex2html id marker 18335
\setcounter{footnote}{4}\fnsymbol{footnote} 1.05 (8.36 $ \times 10^{5}$) 8.07 $ \times10^{-12}$ 0 0
iron nickel boron (40/40/20) sputtered% latex2html id marker 18340
\setcounter{footnote}{5}\fnsymbol{footnote} 1.05 (8.36 $ \times 10^{5}$) 5.5 $ \times10^{-12}$ 0 0
iron nickel phosphorous boron (40/40/14/6) amorphous alloy% latex2html id marker 18345
\setcounter{footnote}{4}\fnsymbol{footnote} 0.8 (6.37 $ \times 10^{5}$) 3.1 $ \times10^{-12}$ 0 0
iron nickel boron (60/20/20) sputtered% latex2html id marker 18350
\setcounter{footnote}{5}\fnsymbol{footnote} 1.46 (1.16 $ \times 10^{6}$) 7.9 $ \times10^{-12}$ 0 0
iron silicon niobium copper boron (73.5/13.5/3/1/9) nanocrystalline alloy% latex2html id marker 18356
\setcounter{footnote}{6}\fnsymbol{footnote} 1.2 (9.55 $ \times 10^{5}$) 1 $ \times10^{-11}$ 0 0
iron boron (80/20) - amorphous alloy% latex2html id marker 18361
\setcounter{footnote}{4}\fnsymbol{footnote} 1.6 (1.27 $ \times 10^{6}$) 5 $ \times10^{-12}$ 0 0
iron boron (80/20) sputtered% latex2html id marker 18366
\setcounter{footnote}{5}\fnsymbol{footnote} 1.56 (1.24 $ \times 10^{6}$) 5.4 $ \times10^{-12}$ 0 0
iron palladium% latex2html id marker 18371
\setcounter{footnote}{3}\fnsymbol{footnote} 1.38 (1.10 $ \times 10^{6}$) 1.03 $ \times10^{-11}$ 1.80 $ \times 10^{6}$ 0
iron platinum (maximum)% latex2html id marker 18378
\setcounter{footnote}{3}\fnsymbol{footnote} 1.43 (1.14 $ \times 10^{6}$) 1.54 $ \times10^{-11}$ 1.00 $ \times 10^{7}$ 0
iron platinum (minimum)% latex2html id marker 18385
\setcounter{footnote}{3}\fnsymbol{footnote} 1.43 (1.14 $ \times 10^{6}$) 1.02 $ \times10^{-11}$ 6.60 $ \times 10^{6}$ 0
iron - amorphous alloy% latex2html id marker 18392
\setcounter{footnote}{4}\fnsymbol{footnote} 2.185 (1.74 $ \times 10^{6}$) 2.07 $ \times10^{-11}$ 0 0
manganese aluminium% latex2html id marker 18397
\setcounter{footnote}{3}\fnsymbol{footnote} 0.7 (5.57 $ \times 10^{5}$) 1.02 $ \times10^{-11}$ 1.70 $ \times 10^{6}$ 0
neodymium iron boron (2/14/1)% latex2html id marker 18404
\setcounter{footnote}{1}\fnsymbol{footnote} 1.61 (1.28 $ \times 10^{6}$) 7.3 $ \times10^{-12}$ -1.80 $ \times 10^{7}$ 4.80 $ \times 10^{7}$
neodymium iron boron (2/14/1) room temperature% latex2html id marker 18413
\setcounter{footnote}{2}\fnsymbol{footnote} 1.61 (1.28 $ \times 10^{6}$) 7.3 $ \times10^{-12}$ 4.30 $ \times 10^{6}$ 6.50 $ \times 10^{5}$
neodymium iron boron(2/14/1) type 2% latex2html id marker 18422
\setcounter{footnote}{1}\fnsymbol{footnote} 1.61 (1.28 $ \times 10^{6}$) 8.4 $ \times10^{-12}$ -1.80 $ \times 10^{7}$ 4.80 $ \times 10^{7}$
neodymium iron boron (2/14/1) type 2 (room temperature)% latex2html id marker 18431
\setcounter{footnote}{2}\fnsymbol{footnote} 1.61 (1.28 $ \times 10^{6}$) 8.4 $ \times10^{-12}$ 4.30 $ \times 10^{6}$ 6.50 $ \times 10^{5}$
nickel% latex2html id marker 18440
\setcounter{footnote}{1}\fnsymbol{footnote} 0.62 (4.93 $ \times 10^{5}$) 7.2 $ \times10^{-12}$ -1.20 $ \times 10^{5}$ 3.00 $ \times 10^{4}$



Table C.1: Properties of ferromagnetic materials
material$ ^{\dag }$ magnetisation $ M_s$ exchange parameter $ A$ $ K_1$ $ K_2$
(T (A/m)) (J/m) (J/m$ ^3$) (J/m$ ^3)$
nickel (3) iron% latex2html id marker 18618
\setcounter{footnote}{1}\fnsymbol{footnote} 1.1 (8.75 $ \times 10^{5}$) 7.1 $ \times10^{-12}$ 0 0
permalloy (50/50)% latex2html id marker 18624
\setcounter{footnote}{2}\fnsymbol{footnote} 1.39 (1.11 $ \times 10^{6}$) 5.85 $ \times10^{-12}$ 0 0
permalloy (80/20)% latex2html id marker 18630
\setcounter{footnote}{3}\fnsymbol{footnote} 1.0 (7.96 $ \times 10^{5}$) 1.3 $ \times10^{-11}$ 0 0
nickel (room temperature)% latex2html id marker 18635
\setcounter{footnote}{2}\fnsymbol{footnote} 0.62 (4.93 $ \times 10^{5}$) 7.2 $ \times10^{-12}$ -4.50 $ \times 10^{3}$ -2.50 $ \times 10^{3}$
nickel - amorphous alloy% latex2html id marker 18644
\setcounter{footnote}{4}\fnsymbol{footnote} 0.62 (4.93 $ \times 10^{5}$) 8.5 $ \times10^{-12}$ 0 0
nickel (type 2)% latex2html id marker 18649
\setcounter{footnote}{1}\fnsymbol{footnote} 0.62 (4.93 $ \times 10^{5}$) 8.5 $ \times10^{-12}$ -1.20 $ \times 10^{5}$ 3.00 $ \times 10^{4}$
nickel (type 2) room temperature% latex2html id marker 18658
\setcounter{footnote}{2}\fnsymbol{footnote} 0.62 (4.93 $ \times 10^{5}$) 8.5 $ \times10^{-12}$ -4.50 $ \times 10^{3}$ -2.50 $ \times 10^{3}$
praseodymium iron boron (2/14/1)% latex2html id marker 18667
\setcounter{footnote}{1}\fnsymbol{footnote} 1.56 (1.24 $ \times 10^{6}$) 1.2 $ \times10^{-11}$ 2.40 $ \times 10^{7}$ -7.00 $ \times 10^{6}$
praseodymium iron boron (2/14/1) room temperature% latex2html id marker 18676
\setcounter{footnote}{2}\fnsymbol{footnote} 1.56 (1.24 $ \times 10^{6}$) 1.2 $ \times10^{-11}$ 5.60 $ \times 10^{6}$ 0
samarium (2) cobalt (17)% latex2html id marker 18683
\setcounter{footnote}{1}\fnsymbol{footnote} 1.29 (1.03 $ \times 10^{6}$) 1.4 $ \times10^{-11}$ 6.50 $ \times 10^{6}$ 0
samarium(2) cobalt(17) at room temperature% latex2html id marker 18690
\setcounter{footnote}{2}\fnsymbol{footnote} 1.29 (1.03 $ \times 10^{6}$) 1.4 $ \times10^{-11}$ 4.20 $ \times 10^{6}$ 0
samarium iron nitrogen (2/17/3)% latex2html id marker 18697
\setcounter{footnote}{1}\fnsymbol{footnote} 1.56 (1.24 $ \times 10^{6}$) 1.2 $ \times10^{-11}$ 1.20 $ \times 10^{7}$ 3.00 $ \times 10^{6}$
samarium iron nitrogen (2/17/3) room temperature% latex2html id marker 18706
\setcounter{footnote}{2}\fnsymbol{footnote} 1.56 (1.24 $ \times 10^{6}$) 1.2 $ \times10^{-11}$ 8.60 $ \times 10^{6}$ 1.90 $ \times 10^{6}$
samarium cobalt(5)% latex2html id marker 18715
\setcounter{footnote}{1}\fnsymbol{footnote} 1.05 (8.36 $ \times 10^{5}$) 1.2 $ \times10^{-11}$ 2.60 $ \times 10^{7}$ 0
samarium cobalt(5) room temperature% latex2html id marker 18722
\setcounter{footnote}{2}\fnsymbol{footnote} 1.05 (8.36 $ \times 10^{5}$) 1.2 $ \times10^{-11}$ 1.70 $ \times 10^{7}$ 0
alpha iron% latex2html id marker 18729
\setcounter{footnote}{2}\fnsymbol{footnote} 2.185 (1.74 $ \times 10^{6}$) 2.07 $ \times10^{-11}$ 5.20 $ \times 10^{4}$ -1.80 $ \times 10^{4}$
alpha iron at room temperature% latex2html id marker 18738
\setcounter{footnote}{2}\fnsymbol{footnote} 2.185 (1.74 $ \times 10^{6}$) 2.07 $ \times10^{-11}$ 4.80 $ \times 10^{4}$ -1.00 $ \times 10^{4}$
alpha iron (type 2) room temperature% latex2html id marker 18747
\setcounter{footnote}{2}\fnsymbol{footnote} 2.185 (1.74 $ \times 10^{6}$) 2.28 $ \times10^{-11}$ 5.20 $ \times 10^{4}$ -1.80 $ \times 10^{4}$
alpha iron room temperature% latex2html id marker 18756
\setcounter{footnote}{2}\fnsymbol{footnote} 2.185 (1.74 $ \times 10^{6}$) 2.2 $ \times10^{-11}$ 4.80 $ \times 10^{4}$ -1.80 $ \times 10^{4}$
gamma magnetite% latex2html id marker 18765
\setcounter{footnote}{9}\fnsymbol{footnote} 0.61 (4.85 $ \times 10^{5}$) 1.32 $ \times10^{-11}$ -1.36 $ \times 10^{4}$ 0


% latex2html id marker 18885
\setcounter{footnote}{1}\fnsymbol{footnote}Micromagnetism and the microstructure of ferromagnetic solids, pp. 17-22, first edition, Kronmüller and Fähnle
% latex2html id marker 18886
\setcounter{footnote}{2}\fnsymbol{footnote}as $ ^1$; figures are for materials at room temperature
% latex2html id marker 18889
\setcounter{footnote}{3}\fnsymbol{footnote}Klemmer and Weller, (Scholz, 2003)
% latex2html id marker 18890
\setcounter{footnote}{4}\fnsymbol{footnote}as $ ^1$; figures are for an amorphous alloy
% latex2html id marker 18893
\setcounter{footnote}{5}\fnsymbol{footnote}as $ ^1$; figures are for sputtered material
% latex2html id marker 18896
\setcounter{footnote}{6}\fnsymbol{footnote}as $ ^1$; figures are for nanocrystalline alloy
% latex2html id marker 18899
\setcounter{footnote}{7}\fnsymbol{footnote}Alexander Zhukov, School of Physics and Astronomy, University of Southampton
% latex2html id marker 18900
\setcounter{footnote}{8}\fnsymbol{footnote}Smith, Markham and LaTourette (1989)
% latex2html id marker 18901
\setcounter{footnote}{9}\fnsymbol{footnote}(1998)


next up previous contents
Next: CGS and SI (MKS) Up: thesis Previous: Supporting equations for the   Contents
Richard Boardman 2006-11-28