Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures:
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Format: | Abschlussarbeit Buch |
Sprache: | English |
Veröffentlicht: |
München
2017
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Schlagworte: | |
Online-Zugang: | Inhaltsverzeichnis |
Beschreibung: | 1 Band (verschiedene Seitenzählungen) Illustrationen, Diagramme |
Internformat
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Datensatz im Suchindex
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adam_text | T
E C H N IS C H E
U
N I V E R S I T AE T
M
UE N C H E N
P
H Y S IK
D
E P A R T M E N T
E21
L
E H R S T U H L
F UE R
N
E U T R O N E N S T R E U U N G
LOW-ANGLE POLARIZED NEUTRON
AND X -RAY SCATTERIN G FROM
M AGNETIC NANOLAYERS AND
NANOSTRUCTURES
H
A B I L I T A T I O N S S C H R I F T
VON
AMITESH PAUL
AUGUST 1, 2016
C ONTENTS
1 FOREWORD III
2 INTRODUCTION 1
2.1 POLARIZED NEUTRON REFLECTOMETRY ON METALLIC NANOLAYERS AND
MULTILAYERS.......................................................................................
3
2.2 GRAZING INCIDENCE SMALL ANGLE X-RAY SCATTERING ON SELF-ORGANIZED
METALLIC
NANOSTRUCTURES.................................................................
11
3 LOW-ANGLE SCATTERING THEORY AND TECHNIQUES 15
3.1 POLARIZED NEUTRON SC A TTE RIN G
........................................................ 15
3.1.1 FUNDAMENTALS IN NEUTRON SC ATTERIN G
...............................
16
3.1.2 REFRACTIVE INDEX AND SPECULAR REFLECTION
.........................
18
3.1.3 POLARIZED NEUTRON SPECULAR REFLECTIVITY
.............................20
3.1.4 RESOLUTION AND COHERENCE V O LU M E
......................................
27
3.1.5 OFF-SPECULAR NEUTRON SCATTERING
.
.........................................31
3.2 GRAZING INCIDENCE SMALL ANGLE X-RAY S C A TTERIN G
..........................36
3.2.1 DATA ANALYSIS WITHIN THE DWBA
...................................... 37
4 N EUTRON REFLECTOM ETER INSTRUM ENTATION 41
4.1 SIMULATION OF A PROPOSED TOP INSTRUMENT: [ A L ]
......................41
4.2 SUPERMIRROR OPTIONS AT AN INSTRUMENT: [A2-A3] 41
5 M AGNETIC NANOLAYERS AND SUPERLATTICES 44
5.1 EXCHANGE BIAS AT THE ANTIFERROMAGNETIC-FERROMAGNETIC INTERFACES 44
5.1.1 ASYMMETRIC MAGNETIZATION RE V E RSA
L................................... 46
5.1.2 CHANGE IN INTERFACE MAGNETISM DUE TO THE PRESENCE OF
NONMAGNETIC SPACERS: [B 1-B 3]
............................................
47
5.1.3 EXCHANGE BIAS MANIPULATION BY KEV OR GEV ION IRRA
DIATION: [B4, B5]
.............................................................. 50
5.1.4 TRAINING
EFFECT....................................................................
53
5.1.5 RECOVERY OF THE UNTRAINED STATE : [B6, B 7 ]
.......................54
5.2 COUPLING IN MULTILAYERS WITH NON-COLLINEAR SPIN TEXTURES . . . 57
5.2.1 RARE-EARTH/FERROMAGNETIC MULTILAYER: [C 1 -C 3 ]
...................
57
5.2.2 RARE-EARTH/RARE-EARTH MULTILAYER: [C4] 62
6 SELF-ASSEMBLY OF NANOLAYERS AND NANOSTRUCTURES 65
6.1 SELF-ASSEMBLY OF
NANOLAYERS...............................................................
65
6.1.1 SUPERPARAMAGNETIC NANOPILLAR-LIKE STRUCTURES: [DL, D2] 66
6.1.2 METAL-OXIDE INTERFACES: [D 3 ]
...............................................
68
6.2 IN SITU GROWTH M O RP H O LO G Y
........................................................ 71
6.2.1 AN ON QUANTUM DOT TEMPLATE: [D 4
]................................. 71
6.2.2 FE-PT NANOLAYER MORPHOLOGY DUE TO LOW TEMPERATURE
ANNEALING: [ D 5 ]
..................................................................... 73
7 M AGNETIC OXIDE HETEROSTRUCTURES AND THEIR INTERFACES: PROX
IM ITY AND COUPLING 76
7.1 FERROELECTRIC-FERROMAGNET INTERFACES
...............................................
76
7.1.1 ENHANCED MOMENT AT THE INTERFACE: [ E L ]
............................
76
7.1.2 VERTICAL SHIFT DUE TO EXCHANGE COUPLING: [E2, E3] .... 77
7.2 SUPERCONDUCTOR-FERROMAGNET IN TE RFAC ES
.........................................
81
7.2.1 SUPERCONDUCTIVITY-INDUCED MAGNETIZATION DEPLETION: [E4] 81
8 DIFFUSION KINETICS IN LAYERED SYSTEM S 84
8.1 DIFFUSIVITY AND EFFECT OF GRAIN S I Z E
...................................................
84
8.1.1 EX SITU DIFFUSIVITY WITH GRAIN SIZE VARIATION: [FI] .... 84
9 SUMMARY AND OUTLOOK 88
BIBLIOGRAPHY 91
|
any_adam_object | 1 |
author | Paul, Amitesh |
author_facet | Paul, Amitesh |
author_role | aut |
author_sort | Paul, Amitesh |
author_variant | a p ap |
building | Verbundindex |
bvnumber | BV044337534 |
classification_tum | PHY 704d PHY 605d PHY 739d |
ctrlnum | (OCoLC)1004521108 (DE-599)BVBBV044337534 |
discipline | Physik |
format | Thesis Book |
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indexdate | 2024-07-10T07:50:09Z |
institution | BVB |
language | English |
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physical | 1 Band (verschiedene Seitenzählungen) Illustrationen, Diagramme |
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spelling | Paul, Amitesh Verfasser aut Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures Habilitationsschrift von Amitesh Paul München 2017 1 Band (verschiedene Seitenzählungen) Illustrationen, Diagramme txt rdacontent n rdamedia nc rdacarrier Habilitationsschrift Technische Universität München 2016 Nanostruktur (DE-588)4204530-7 gnd rswk-swf Kleinwinkelstreuung (DE-588)4164178-4 gnd rswk-swf Magnetschicht (DE-588)4262876-3 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Magnetschicht (DE-588)4262876-3 s Nanostruktur (DE-588)4204530-7 s Kleinwinkelstreuung (DE-588)4164178-4 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029740656&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
spellingShingle | Paul, Amitesh Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures Nanostruktur (DE-588)4204530-7 gnd Kleinwinkelstreuung (DE-588)4164178-4 gnd Magnetschicht (DE-588)4262876-3 gnd |
subject_GND | (DE-588)4204530-7 (DE-588)4164178-4 (DE-588)4262876-3 (DE-588)4113937-9 |
title | Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures |
title_auth | Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures |
title_exact_search | Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures |
title_full | Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures Habilitationsschrift von Amitesh Paul |
title_fullStr | Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures Habilitationsschrift von Amitesh Paul |
title_full_unstemmed | Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures Habilitationsschrift von Amitesh Paul |
title_short | Low-angle polarized neutron and X-ray scattering from magnetic nanolayers and nanostructures |
title_sort | low angle polarized neutron and x ray scattering from magnetic nanolayers and nanostructures |
topic | Nanostruktur (DE-588)4204530-7 gnd Kleinwinkelstreuung (DE-588)4164178-4 gnd Magnetschicht (DE-588)4262876-3 gnd |
topic_facet | Nanostruktur Kleinwinkelstreuung Magnetschicht Hochschulschrift |
url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029740656&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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