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超精细磁场来源(b) 自旋偶极场 (Spin-dipole Contribution)SH∑−3H = − •2 SD( i)2µB{[ S i 3( S i r i ) r i / ri] < ri>r is 电子 , 自旋密度球形分布H SD= 0满壳层 H SD= 0未满壳层的非 s 电子立方对称H SDH SD≠ 0= 0
超精细磁场来源(c) 费米接触场 (Fermi Contact Contribution)ï For non-s electrons, no probabilities at nucleus siteï For s electrons, a certain probabilities at nucleus site2Ψ ( 0, ↑)= Ψ (0, ↓)ii2⏐ψ⏐ 2⏐ψ⏐ 2(a)2Ψ ( 0, ↑)≠ Ψ (0, ↓)ii2⏐ψ⏐ 2⏐ψ⏐ 2Non-magneticr‘-×” ´≈ æÿ(b)r( )8 πH = − 2 ∑ [ Ψ (0, ↑)− Ψ (0, ↓FCi µBS i ii)322]magneticr
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The Nobel Prize in Physics 1961 Pre
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一、穆斯堡尔效应ï
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原子跃迁和原子核跃
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原子核 γ 射线的有反
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原子核 γ 射线的有反
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穆斯堡尔的实验 ( 一 )
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穆斯堡尔的实验 ( 一 )
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束缚在晶格中的原子
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穆斯堡尔的实验 ( 二 )
Page 26 and 27: 无反冲分数严格按量
Page 28 and 29: 无反冲分数的各向异
Page 30 and 31: 穆斯堡尔核素有 46 种
Page 32 and 33: 穆斯堡尔效应优点穆
Page 34 and 35: 最原始的穆斯堡尔谱
Page 37 and 38: 速度校准295 K α-Fe 标准
Page 39 and 40: 穆斯堡尔谱仪I=5/2I=3/2I=
Page 41 and 42: 穆斯堡尔谱仪探测器
Page 43 and 44: 穆斯堡尔谱仪单道分
Page 45 and 46: Mˆ ssbauer SpectrometerVariable Te
Page 47 and 48: Applications of In-field Mˆ ssbaue
Page 49 and 50: High Temperature Equipment forMˆ s
Page 51 and 52: 高压穆斯堡尔谱装置
Page 53 and 54: 洛仑兹线形穆斯堡尔
Page 55 and 56: 穆斯堡尔谱拟合方法
Page 57 and 58: 穆斯堡尔谱学 (Mˆ ssbaue
Page 59 and 60: 超精细相互作用和穆
Page 61 and 62: 原子核在激发态和基
Page 63 and 64: 在穆斯堡尔实验中 ,
Page 65 and 66: (2) 核电四极矩作用 -
Page 67 and 68: (2) 核电四极矩作用 -
Page 69 and 70: Ⅲ 磁偶极相互作用 :
Page 71 and 72: Ⅳ. 电和磁超精细相
Page 73 and 74: 四极矩劈裂和四极矩
Page 75: 超精细磁场来源(a) 轨
Page 79 and 80: 超精细磁场来源ï 对
Page 81 and 82: 同质异能移给出的信
Page 83 and 84: Li 离子电池材料Li Fe 2+
Page 85 and 86: 利用四极矩劈裂确定
Page 87 and 88: H Aµ + Cµhf超精细磁场
Page 89 and 90: B(T)6c9d18f18hP(kBar)
Page 91 and 92: Non-magnetic57Fe(3≈ )56Fe(100≈
Page 93 and 94: 转移超精细磁场确定
Page 95 and 96: 研究原子的择优占位
Page 97 and 98: Phase separation in La 0.5 Ca 0.5 M
Page 99 and 100: 六个吸收峰的相对强
Page 101 and 102: 内转换电子穆斯堡尔
Page 103 and 104: 内转换电子穆斯堡尔
Page 105 and 106: Crystal Structure of Ideal ABO 3 Cr
Page 107 and 108: Jahn-Teller effecte gdx 2-y2d z2E J
Page 109 and 110: Jahn-Teller effecte gdx 2-y2d z2E J
Page 111 and 112: Local structural distortion of MnO
Page 113 and 114: Quadrupole splitting (∆) and crys
Page 115 and 116: Previous workOur resultsLa 0.69Ca 0
Page 117 and 118: Difficulty in obtaining reliable A
Page 119 and 120: Connection between Jahn-Teller coup
Page 121 and 122: Summaryï It is difficult to detect
Page 123 and 124: Magnetocaloric effect and magnetic
Page 125 and 126: Magnetic Entropy in Magnetic Materi
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Giant Magnetic entropy-∆S(J/kg.K)
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Magnetic Phase Transition and MCEEv
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Field-induced Magnetic Phase Transi
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总结与展望穆斯堡尔
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等加速模式穆斯堡尔
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穆斯堡尔参数给出的
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穆斯堡尔波谱学的应
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结束语穆斯堡尔谱学
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