Hopster / Oepen Magnetic Microscopy of Nanostructures

1. Auflage 2006
ISBN: 978-3-540-26641-9
Verlag: Springer Berlin Heidelberg
Format: PDF
Kopierschutz: 1 - PDF Watermark

E-Book, Englisch, 318 Seiten

Reihe: NanoScience and Technology

A comprehensive collection of overview articles on novel microscopy methods for imaging magnetic structures on the nanoscale. Written by leading scientists in the field, the book covers synchrotron based methods, spin-polarized electron methods, and scanning probe techniques. It constitutes a valuable source of reference for graduate students and newcomers to the field.

Autoren/Hrsg.

Hopster, Herbert

Oepen, Hans Peter

Inhaltsverzeichnis

1;Preface;6
2;Contents;8
3;Contributors;13
4;List of Acronyms and Abbreviations;17
5;1 Imaging Magnetic Microspectroscopy;18
5.1;1.1 Microspectroscopy and Spectromicroscopy – An Overview;19
5.2;1.2 Basics;23
5.3;1.3 About Doing XMCD-PEEM Microspectroscopy;28
5.4;1.4 Specific Examples;32
5.5;1.5 Summary and Outlook;40
5.6;References;41
6;2 Study of Ferromagnet-Antiferromagnet Interfaces Using X- Ray PEEM;46
6.1;2.1 Introduction;46
6.2;2.2 Photoemission Electron Microscopy;48
6.3;2.3 Antiferromagnetic Structure of LaFeO3 Thin Films;54
6.4;2.4 Exchange Coupling at the Co/NiO(001) Interface;58
6.5;2.5 Summary;64
6.6;References;65
7;3 Time Domain Optical Imaging of Ferromagnetodynamics;68
7.1;3.1 Introduction;68
7.2;3.2 Instrumentation;71
7.3;3.3 Representative Results in Thin Film Microstructures;78
7.4;3.4 Conclusion and Outlook;81
7.5;References;82
8;4 Lorentz Microscopy;84
8.1;4.1 Introduction;84
8.2;4.2 Experimental Requirements;85
8.3;4.3 Basic Theory;87
8.4;4.4 Imaging Modes in Lorentz Microscopy;88
8.5;4.5 Application to Spin-Valves and Spin Tunnel Junctions;99
8.6;4.6 Summary and Conclusions;102
8.7;References;102
9;5 Electron Holography of Magnetic Nanostructures;104
9.1;5.1 Introduction;104
9.2;5.2 Basis of Electron Holography;106
9.3;5.3 Applications to Magnetic Materials;112
9.4;5.4 Magnetic Nanostructures;114
9.5;5.5 Outlook;123
9.6;References;124
10;6 SPLEEM;127
10.1;6.1 Introduction;127
10.2;6.2 Physical Basis of Beam-Specimen Interactions;128
10.3;6.3 Experimental Setup and Procedure;135
10.4;6.4 Applications;139
10.5;6.5 Summary;149
10.6;References;150
11;7 SEMPA Studies of Thin Films, Structures, and Exchange Coupled Layers;153
11.1;7.1 Introduction;153
11.2;7.2 Instrumentation;155
11.3;7.3 Case Studies;164
11.4;7.4 Conclusions;180
11.5;References;180
12;8 Spin-SEM of Storage Media;184
12.1;8.1 Introduction;184
12.2;8.2 HDD Recording Media;185
12.3;8.3 Obliquely Evaporated Recording Media;187
12.4;8.4 Magneto-Optical Recording Media;191
12.5;8.5 Concluding Remarks;193
12.6;References;194
13;9 High Resolution Magnetic Imaging by Local Tunneling Magnetoresistance;196
13.1;9.1 Introduction;196
13.2;9.2 Experimental Setup;200
13.3;9.3 Magnetic Switching and Magnetostriction of the Tip;202
13.4;9.4 Magnetic Imaging of Ferromagnets;204
13.5;9.5 Magnetic Susceptibility;210
13.6;9.6 The Contrast Mechanism;211
13.7;9.7 Conclusions and Outlook;215
13.8;References;216
14;10 Spin-Polarized Scanning Tunneling Spectroscopy;218
14.1;10.1 Introduction;218
14.2;10.2 Experimental Setup;220
14.3;10.3 Experiments on Gd(0001);221
14.4;10.4 Domain and Domain-Wall Studies on Ferromagnets;225
14.5;10.5 Surface Spin-Structure Studies of Antiferromagnets;230
14.6;Conclusions;237
14.7;References;237
15;11 Magnetic Force Microscopy: Images of Nanostructures and Contrast Modeling;239
15.1;11.1 Introduction: The Magnetic Force Microscope;239
15.2;11.2 Principle of MFM;240
15.3;11.3 Gallery of Nanostructures MFM Images;244
15.4;11.4 MFM Contrast in Absence of Perturbations;248
15.5;11.5 MFM Contrast in the Presence of Perturbations;256
15.6;11.6 Conclusion and Perspectives;262
15.7;References;263
16;12 Magnetic Force Microscopy – Towards Higher Resolution;266
16.1;12.1 Principle of MFM;266
16.2;12.2 MFM in Magnetic Data Storage Research;276
16.3;12.3 Limits of Resolution in MFM;278
16.4;12.4 Tip-Sample Distance Control;286
16.5;12.5 Tips;289
16.6;References;295
17;13 Scanning Probe Methods for Magnetic Imaging;297
17.1;13.1 General Strategies in Scanning Probe Microscopy;298
17.2;13.2 Probe-Sample Interactions Suitable for Magnetic Imaging;299
17.3;13.3 Scanning Near-Field Magneto-optic Microscopy;302
17.4;13.4 Scanning SQUID Microscopy;304
17.5;13.5 Magnetic Resonance Force Microscopy;312
17.6;13.6 Conclusions and Outlook;316
17.7;References;317
18;Index;320