第 6 章 スピン選択磁化測定
6.2 磁気コンプトンプロファイルにおける Tb の寄与と Co の寄与の分離
6.2.2 フィッティング結果
57
58
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
2.5T fitting MCP Co Tb
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
1.8T fitting MCP Co Tb
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
1.2T fitting MCP Co Tb
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
0.7T fitting MCP Co Tb
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
0.5T fitting MCP Tb Co
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
0.4T fitting MCP Co Tb
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
0.3T fitting MCP Co Tb
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
0.2T fitting MCP Tb Co
59
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
0.1T fitting MCP Co Tb
0 10 20
0 500 1000
Pz[a.u.]
Jmag(Pz)[counts]
0T fitting MCP Co Tb
0 10 20
-200 0 200 400
Pz[a.u.]
Jmag(Pz)[counts]
MCP -0.1T fitting Tb Co
0 10 20
-400 -200 0 200 400
Pz[a.u.]
Jmag(Pz)[counts]
MCP -0.2T fitting Tb Co
0 10 20
-1000 -500 0
Pz[a.u.]
Jmag(Pz)[counts]
MCP -0.3T fitting Tb Co
0 10 20
-1000 -500 0
Pz[a.u.]
Jmag(Pz)[counts]
MCP -0.4T fitting Tb Co
0 10 20
-1000 -500 0
Pz[a.u.]
Jmag(Pz)[counts]
MCP -0.5T fitting Tb Co
0 10 20
-1000 -500 0
Pz[a.u.]
Jmag(Pz)[counts]
MCP -0.7T fitting Tb Co
60
Fig.6.24 フィッティング結果(#0412-1(Tb12Co88))
0 10 20
-1000 -500 0 500
Pz[a.u.]
Jmag(Pz)[counts]
MCP -1.2T fitting Tb Co
0 10 20
-1000 -500 0
Pz[a.u.]
Jmag(Pz)[counts]
MCP -1.8T fitting Tb Co
0 10 20
0 500
Jmag(Pz)(counts)
Pz(a.u.)
2.0T MCP fitting Co
Tb
0 10 20
0 500
Pz(a.u.) Jmag(Pz)(counts)
1.0T MCP fitting
Co
Tb
0 10 20
0 1000 2000
Jmag(Pz)(counts)
Pz(a.u.)
2.5T MCP fitting Co
Tb
#0919-1
0 10 20
0 500 1000
Pz(a.u.) Jmag(Pz)(counts)
1.5T MCP fitting Co
Tb
61
0 10 20
0 500
Pz(a.u.) Jmag(Pz)(counts)
0.2T MCP fitting
Co
Tb
0 10 20
-500 0
Pz(a.u.) Jmag(Pz)(counts)
-0.3T
MCP fitting Co
Tb
0 10 20
0 500 1000
Pz(a.u.) Jmag(Pz)(counts)
0.6T MCP fitting
Co
Tb
0 10 20
0 500 1000
Pz(a.u.) Jmag(Pz)(counts)
0.4T MCP fitting
Co
Tb
0 10 20
-500 0 500 1000
Pz(a.u.) Jmag(Pz)(counts)
0.3T MCP fitting
Co
Tb
0 10 20
-500 0 500 1000
Pz(a.u.) Jmag(Pz)(counts)
0.1T MCP fitting
Co
Tb
0 10 20
-200 0 200
Jmag(Pz)(counts)
Pz(a.u.)
-0.1T MCP fitting Co
Tb
0 10 20
-400 -200 0 200
Pz(a.u.) Jmag(Pz)(counts)
-0.2T
MCP fitting Co
Tb
62
Fig.6.25 フィッティング結果(#0919-1(Tb13Co87))
0 10 20
-1000 -500 0 500
Pz(a.u.) Jmag(Pz)(counts)
-2.0T
MCP fitting Co
Tb
0 10 20
-1000 -500 0 500
Pz(a.u.) Jmag(Pz)(counts)
-0.4T
MCP fitting Co
Tb
0 10 20
-500 0
Pz(a.u.) Jmag(Pz)(counts)
-0.6T
MCP fitting Co
Tb
0 10 20
-1000 -500 0
Pz(a.u.) Jmag(Pz)(counts)
-1.5T
MCP fitting Co
Tb
0 10 20
-1000 -500 0
Pz(a.u.) Jmag(Pz)(counts)
-1.0T
Co Tb
MCP fitting
63
0 10 20
0 1000
MCP fitting Co
Tb
2.5T
Jmag(Pz)(counts)
Pz(a.u.)
#0426
0 10 20
0 500
Jmag(Pz)(counts)
Pz(a.u.)
2.0T MCP fitting Co
Tb
0 10 20
0 500
Jmag(Pz)(counts)
Pz(a.u.)
1.5T MCP fitting Co
Tb
0 10 20
0 500
Jmag(Pz)(counts)
Pz(a.u.)
1.0T MCP fitting Co
Tb
0 10 20
0 500
Jmag(Pz)(counts)
Pz(a.u.)
0.3T MCP fitting Co
Tb
0 10 20
-200 0 200 400 600
Jmag(Pz)(counts)
Pz(a.u.)
0.12T MCP fitting Co
Tb
0 10 20
0 500
Pz(a.u.) Jmag(Pz)(counts)
0.02T MCP fitting Co
Tb
0 10 20
-200 0 200 400 600
Jmag(Pz)(counts)
Pz(a.u.)
0.6T MCP fitting Co
Tb
0 10 20
0 500
Pz(a.u.) Jmag(Pz)(counts)
0T MCP fitting Co
Tb
0 10 20
-200 0 200 400 600
Pz(a.u.) Jmag(Pz)(counts)
-0.02T MCP fitting
Co
Tb
0 10 20
-500 0
Pz(a.u.) Jmag(Pz)(counts)
-0.3T
MCP fitting Co
Tb
64
0 10 20
-300 -200 -100 0 100 200
Pz(a.u.) Jmag(Pz)(counts)
-0.12T
MCP fitting Co
Tb
65
Fig.6.26 フィッティング結果(#0426(Tb14Co86))
0 10 20
-1000 -500 0
Pz(a.u.) Jmag(Pz)(counts)
-0.6T
MCP fitting Co
Tb
0 10 20
-1000 -500 0 500
Pz(a.u.) Jmag(Pz)(counts)
-1.0T
MCP fitting Co
Tb
0 10 20
-500 0
Pz(a.u.) Jmag(Pz)(counts)
-1.5T
MCP fitting Co
Tb
0 10 20
-1000 -500 0 500
Pz(a.u.) Jmag(Pz)(counts)
-2.0T
MCP fitting Co
Tb
0 10 20
-2000 -1000 0 1000
Pz(a.u.) Jmag(Pz)(counts)
2.5T
MCP fitting Co
Tb
#0917-1
0 10 20
-1000 -500 0
500 2.0T
Jmag(Pz)(counts)
Pz(a.u.)
MCP fitting Co
Tb
0 10 20
-1000 -500 0 500
Pz(a.u.) Jmag(Pz)(counts)
1.4T
MCP fitting Co
Tb
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
1.6T
MCP fitting Co
Tb
66
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
1.2T
MCP fitting Co
Tb
0 10 20
-1000 -500 0 500
Pz(a.u.) Jmag(Pz)(counts)
1.0T
MCP fitting Co
Tb
0 10 20
-1000 -500 0 500
Pz(a.u.) Jmag(Pz)(counts)
0.75T
MCP fitting Co
Tb
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
0.5T
MCP fitting Co
Tb
0 10 20
-1000 0
Pz(a.u.) Jmag(Pz)(counts)
0.25T
MCP fitting Co
Tb
0 10 20
-1000 -500 0 500
Pz(a.u.)
Jmag(Pz)(counts) -0.25T
MCP fitting Co
Tb
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
-0.5T
MCP fitting Co
Tb
0 10 20
0 500
Pz(a.u.) Jmag(Pz)(counts)
-0.75T MCP fitting Co
Tb
67
Fig.6.27 フィッティング結果(#0917-1(Tb18Co82))
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
-1.0T MCP fitting Co
Tb
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
-1.2T MCP fitting Co
Tb
0 10 20
-500 0 500 1000
Pz(a.u.) Jmag(Pz)(counts)
-1.4T MCP fitting Co
Tb
0 10 20
0 1000
Pz(a.u.) Jmag(Pz)(counts)
-1.6T MCP fitting Co
Tb
0 10 20
0 1000
Pz(a.u.) Jmag(Pz)(counts)
-1.6T MCP fitting Co
Tb
68
0 10 20
-500 0
500 1.2T
Pz(a.u.) Jmag(Pz)(counts)
MCP fitting Tb
Co
0 10 20
-1000 -500 0
500 0.8T
Pz(a.u.) Jmag(Pz)(counts)
MCP fitting Tb
Co
0 10 20
-1000 0
0.4T
Pz(a.u.) Jmag(Pz)(counts)
MCP fitting Tb
Co
0 10 20
-1000 -500 0
500 0.28T
Pz(a.u.) Jmag(Pz)(counts)
MCP fitting Tb
Co
0 10 20
-1000 0
0.18T
MCP fitting Tb
Co
Pz(a.u.) Jmag(Pz)(counts)
0 10 20
-1000 -500 0
500 0.8T
Pz(a.u.) Jmag(Pz)(counts)
MCP fitting Tb
Co
0 10 20
-1000 0
1.6T
Pz(a.u.) Jmag(Pz)(counts)
MCP fiting Tb
Co
0 10 20
-2000 -1000 0 1000
Pz(a.u.) Jmag(Pz)(counts)
2.5T
MCP fitting Co
Tb
#0421
69
0 10 20
-1000 0
0.06T
Jmag(Pz)(counts)
Pz(a.u.)
MCP fitting Tb
Co
0 10 20
-1000 0
-0.06T
Jmag(Pz)(counts)
Pz(a.u.)
MCP fitting Tb
Co
0 10 20
-1000 0
-0.08T
Pz(a.u.) Jmag(Pz)(counts)
MCP fitting Tb
Co
0 10 20
-1000 0
-0.18T
Jmag(Pz)(counts)
Pz(a.u.)
MCP fitting Tb
Co
0 10 20
-500 0 500
1000 -0.28T
Jmag(Pz)(counts)
Pz(a.u.)
MCP fitting Tb
Co
0 10 20
0
1000 -0.4T
Jmag(Pz)(counts)
Pz(a.u.)
MCP fitting Tb
Co
0 10 20
-500 0 500 1000
Jmag(Pz)(counts)
Pz(a.u.)
-0.8T
MCP fitting Tb
Co
0 10 20
0
1000 -1.2T
Jmag(Pz)(counts)
Pz(a.u.)
MCP fitting Tb
Co
70
Fig.6.28 フィッティング結果(#0421(Tb20Co80))
0 10 20
-500 0 500
1000 -1.6T
Jmag(Pz)(counts)
Pz(a.u.)
MCP fitting Tb
Co
0 10 20
-2000 -1000 0 1000
Pz(a.u.) Jmag(Pz)(counts)
2.5T
MCP fitting Co
Tb
#0917-2
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
2.0T
MCP fitting Co
Tb
0 10 20
-500 0 500
Jmag(Pz)(counts)
Pz(a.u.)
1.5T
MCP fitting Co
Tb
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
1.0T
MCP fitting Co
Tb
71
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
0.6T
MCP fitting Co
Tb
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
0.4T
MCP fitting Co
Tb
0 10 20
-500 0 500
Jmag(Pz)(counts)
Pz(a.u.)
0.25T
MCP fitting Co
Tb
0 10 20
-400 -200 0 200 400
Jmag(Pz)(counts)
Pz(a.u.)
0.15T
MCP fitting Co
Tb
0 10 20
-500 0 500
Pz(a.u.)
0.05T
Jmag(Pz)(counts)
MCP fitting Co
Tb
0 10 20
-200 0 200 400
Jmag(Pz)(counts)
Pz(a.u.)
-0.05T
MCP fitting Co
Tb
72
Fig.6.29 フィッティング結果(#0917-2(Tb22Co78))
0 10 20
-400 -200 0 200
Jmag(Pz)(counts)
Pz(a.u.)
-0.25T
MCP fitting Co
Tb
0 10 20
-500 0 500
Jmag(Pz)(counts)
Pz(a.u.)
-0.6T MCP fitting Co
Tb
0 10 20
-500 0 500
Jmag(Pz)(counts)
Pz(a.u.)
-1.5T MCP fitting Co
Tb
0 10 20
-200 0 200
Pz(a.u.) Jmag(Pz)(counts)
-0.15T
MCP fitting Co
Tb
0 10 20
-500 0 500
Pz(a.u.) Jmag(Pz)(counts)
-0.4T MCP fitting Co
Tb
0 10 20
-500 0 500
Jmag(Pz)(counts)
Pz(a.u.)
-1.0T MCP fitting Co
Tb
0 10 20
-500 0 500
Jmag(Pz)(counts)
Pz(a.u.)
-2.0T MCP fitting Co
Tb
73
74
Fig.6.30 フィッティング結果(#2013 (Tb28Co72))
75
Fig.6.31 元素別スピン選択磁化曲線(#0412-1) Fig.6.32元素別スピン選択磁化曲線(#0919-1)
Fig.6.33 元素別スピン選択磁化曲線(#0426) Fig.6.34元素別スピン選択磁化曲線(#0917-1)
Fig.6.35 元素別スピン選択磁化曲線(#0421) Fig.6.36元素別スピン選択磁化曲線(#0917-2)
-2 -1 0 1 2
-500 0 500
Magnetic Field [T]
Magnetization [emu/cc] #0412-1(Tb12Co88)
SpinTb SpinCo SSMH
-2 -1 0 1 2
-1000 0 1000
Magnetization(emu/cc)
Magnetic Field(T)
#0919-1(Tb13Co87)
SpinTb
SpinCo
SSMH
-2 -1 0 1 2
-300 -200 -100 0 100 200 300
Magnetization(emu/cc)
Magnetic Field(T)
#0917-1(Tb18Co82)
SpinTb
SpinCo
SSMH
-2 -1 0 1 2
-200 -100 0 100 200
Magnetic Field(T) Magnetization(emu/cc) #0421(Tb20Co80)
SpinTb
SpinCo
SSMH
-2 -1 0 1 2
-400 -200 0 200 400
Magnetization(emu/cc)
Magnetic Field(T)
#0917-2(Tb22Co78)
SpinTb
SpinCo
SSMH
-2 -1 0 1 2
-2000 0 2000
Magnetic Field(T)
Magnetization(emu/cc)
#0426(Tb14Co86)
SpinTb
SpinCo
SSMH
76 Fig.6.37 元素別スピン選択磁化曲線(#2013)
元素ごとの寄与と磁場との関連性を検討するためTbのスピン選択磁気モーメントと Coのスピン選択磁気モーメントの比を求めたグラフをFig.6.38～44に示す。
Fig.6.38 Tb,Coスピンの比(#0412-1) Fig.6.39 Tb,Coスピンの比(#0919-1)
Fig.6.40 Tb,Coスピンの比(#0426) Fig.6.41 Tb,Coスピンの比(#0917-1)
-2 -1 0 1 2
-100 0 100
Magnetic Field [T]
Magnetization [emu/cc] #2013(Tb28Co72)
SpinTb SpinCo SSMH
-2 -1 0 1 2
-5 -4 -3 -2 -1 0
Magnetic Field [T]
Ratio,μS-Co/μS-Tb
#0412-1(Tb12Co88)
Co3d spin/Tb4f spin
-2 -1 0 1 2
-2 -1
Magnetic Field (T) Ratio,μS-Co/μS-Tb
#0919-1(Tb13Co87)
Co3d spin/T b4f spin
-2 -1 0 1 2
-2.5 -2 -1.5 -1
Magnetic field(T) Ratio,μS-Co/μS-Tb
#0426(Tb14Co86)
Co3d spin/T b4f spin
-2 -1 0 1 2
-1.3 -1.2 -1.1 -1 -0.9
Magnetic field(T) Ratio,μS-Co/μS-Tb
#0917-1(Tb18Co82)
Co3d spin/T b4f spin
77
Fig.6.42 Tb,Coスピンの比(#0421) Fig.6.43 Tb,Coスピンの比(#0917-2)
Fig.6.44 Tb,Coスピンの比(#2013)
この結果から、Tbのスピン選択磁気モーメントとCoのスピン選択磁気モーメントの 比はどの磁場でもほぼ一定であることがわかる。なお、エラーバーの大きくなっている磁 場は保磁力近傍の磁場である。また、磁化反転におけるTb、Co元素の寄与を明確にする ため、各元素の全磁化曲線を求める必要がある。