Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Jülich
Forschungszentrum Jülich, Zentralbibliothek
2013
|
| Schriftenreihe: | Schriften des Forschungszentrums Jülich
Reihe Schlüsseltechnologien ; Bd. 56 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | IV, 127 S. Ill., graph. Darst. |
| ISBN: | 9783893368556 |
Internformat
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| 245 | 1 | 0 | |a Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces |c Daniel Schumacher |
| 264 | 1 | |a Jülich |b Forschungszentrum Jülich, Zentralbibliothek |c 2013 | |
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Datensatz im Suchindex
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|---|---|
| adam_text | IMAGE 1
CONTENTS
1 INTRODUCTION 1
2 TRANSITION METAL OXIDES 3
2.1 ELECTRONIC STRUCTURE OF PEROVSKITES: CRYSTAL FIELD SPLITTING 4
2.2 FERROELECTRICITY IN SRTIC 3 AND BATIC 3 6
2.3 ORDERING PHENOMENA IN LAI_ XSRXMN03 7
2.3.1 MAGNETIC ORDERING: EXCHANGE MECHANISMS 8
2.3.2 PHASE DIAGRAMS OF LAI_ XSRXMN03 10
3 MOTIVATION FOR THE ANALYSED OXIDIC HETEROSTRUCTURES 13
3.1 LAO.66SRO.33MN03/SRTI03: EXCHANGE BIAS EFFECT 13
3.2 LAO.5SR 0.5MN03/BATI03: ARTIFICIAL MULTIFERROICITY 15
4 SCATTERING THEORY 17
4.1 BASIC PRINCIPLES AND BORN APPROXIMATION 17
4.2 X-RAY DIFFRACTION (XRD) 19
4.3 GRAZING INCIDENCE SCATTERING 21
4.3.1 CONTINUUM DESCRIPTION 21
4.3.2 X-RAY REFLECTOMETRY (XRR) 23
4.3.3 POLARIZED NEUTRON REFLECTOMETRY (PNR) 24
4.3.4 X-RAY RESONANT MAGNETIC SCATTERING (XRMS) 25
5 THIN FILM DEPOSITION TECHNIQUES WITH OXYGEN 31
5.1 GROWTH MODES OF EPITAXIAL THIN FILM 31
5.2 HIGH OXYGEN PRESSURE SPUTTER DEPOSITION (HSD) 33
5.3 PULSED LASER DEPOSITION (PLD) 34
5.4 OXIDE MOLECULAR BEAM EPITAXY 34
6 EXPERIMENTAL METHODS 37
6.1 SAMPLE CHARACTERIZATION 37
6.1.1 RUTHERFORD BACKSCATTERING (RBS) 37
6.1.2 REFLECTION HIGH ENERGY ELECTRON DIFFRACTION (RHEED) 38
6.1.3 ATOMIC FORCE MICROSCOPY (AFM) 38
6.2 MACROSCOPIC MAGNETIC AND FERROELECTRIC ANALYSIS 39
6.2.1 VIBRATING SAMPLE MAGNETOMETRY 39
6.2.2 ELECTRICAL HYSTERESIS MEASUREMENTS 40
6.3 MESOSCOPIC STRUCTURAL AND MAGNETIC ANALYSIS 40
6.3.1 X-RAY REFLECTOMETRY (XRR) AND X-RAY DIFFRACTION (XRD) 41
6.3.2 POLARIZED NEUTRON REFLECTOMETRY 41
6.3.3 X-RAY RESONANT MAGNETIC SCATTERING (XRMS) IN REFLECTOMETRY
GEOMETRY . 42
7 RESULTS AND DISCUSSION I: LAO.66SRO.33MN03_S/SRTI03 45
7.1 PREPARATION OF STOICHIOMETRIC LSMO SINGLE AND LSMO/STO BILAYERS 45
III
HTTP://D-NB.INFO/1033288136
IMAGE 2
CONTENTS
7.2 SIZEABLE EXCHANGE BIAS INDUCED BY OXYGEN DEFICIENCIES 51
7.3 DRASTICALLY REDUCED MAGNETIZATION AT LSMO/STO INTERFACES IN EB
SAMPLES ... 58
7.4 POSSIBLE EXPLANATION OF EB EFFECT IN THE LSMO/STO THIN FILM SYSTEM
77
8 RESULTS AND DISCUSSION II: LAO.SSRO.SMNOJ/BATIOS 79
8.1 PREPARATION OF STOICHIOMETRIC AND EPITAXIAL LSMO/BTO BILAYERS BY
OMBE ... 79
8.2 MACROSCOPIC MAGNETIC AND FERROELECTRIC CHARACTERIZATION 86
8.3 ANALYSIS OF THE MAGNETIC DEPTH PROFILE 89
9 SUMMARY, CONCLUSION AND OUTLOOK 97
A. FIT RESULTS OF THE XRR AND PNR DATA EVALUATION 101
B. LIST OF FIGURES 113
C. ABBREVIATIONS 115
D. PHYSICAL CONSTANTS 117
BIBLIOGRAPHY 119
ACKNOWLEDGMENTS 127
|
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| indexdate | 2024-07-10T00:36:28Z |
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| isbn | 9783893368556 |
| language | English |
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| physical | IV, 127 S. Ill., graph. Darst. |
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| series2 | Schriften des Forschungszentrums Jülich : Reihe Schlüsseltechnologien |
| spelling | Schumacher, Daniel Verfasser aut Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces Daniel Schumacher Jülich Forschungszentrum Jülich, Zentralbibliothek 2013 IV, 127 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Schriften des Forschungszentrums Jülich : Reihe Schlüsseltechnologien Bd. 56 Zugl.: Aachen, RWTH, Diss., 2012 (DE-588)4113937-9 Hochschulschrift gnd-content Schriften des Forschungszentrums Jülich Reihe Schlüsseltechnologien ; Bd. 56 (DE-604)BV023237997 56 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025948134&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Schumacher, Daniel Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces Schriften des Forschungszentrums Jülich |
| subject_GND | (DE-588)4113937-9 |
| title | Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces |
| title_auth | Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces |
| title_exact_search | Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces |
| title_full | Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces Daniel Schumacher |
| title_fullStr | Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces Daniel Schumacher |
| title_full_unstemmed | Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces Daniel Schumacher |
| title_short | Interplay between magnetic and dielectric phenomena at transition metal oxide interfaces |
| title_sort | interplay between magnetic and dielectric phenomena at transition metal oxide interfaces |
| topic_facet | Hochschulschrift |
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