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Al Hassan, Ali: X-ray structural characterization of individual as-grown GaAs/(In,Ga)As/(GaAs) based core-multi-shell nanowires. 2019
Inhalt
List of papers
Acronyms
Abstract
Introduction
Nanowires growth and structure
Nanowire crystal structure and growth
Crystal structure
Nanowire growth technique used
Atomic planes in a crystal
Bragg condition
Axial and radial strain
Scanning modes used
Reciprocal space mapping
X-ray fluorescence nano-scale characterization
Quick scanning X-ray diffraction microscopy
Cathodoluminescence imaging
Spatial indium distribution within the (In,Ga)As shell
Introduction
Experimental and computational details
XRD and FEM results and discussion
nXRF results and discussion
Summary
Structural characterization of individual as-grown core-shell nanowires
Introduction and objective
Samples
XRD experimental setup
Out-of-plane XRD
In-plane XRD
FEM modeling of the TRs
Summary
Structural and optical correlation of individual as-grown core-shell nanowires
Introduction
Sample
Experimental part
First signs of beam damage
Summary
Beam damage of single semiconductor nanowires during X-ray nano beam diffraction experiment
Introduction
Sample and experimental details
Experimental results
Discussion
Summary
Conclusions
Supplementary part of chapter 4
Supplement 1: Scanning electron microscopy
Supplement 2: Comparison of XRF intensities taken from different single NWs.
Supplementary part of chapter 5
Supplement 1: Other nanowires, in-plane reflections
Supplementary part of chapter 7
Supplement 1: Exposed nanowires
Supplement 2: Absorbed dose calculation
Bibliography
Acknowledgments