TY - BOOK AU - Walde,Sebastian TI - AlN base layers for UV LEDs T2 - Innovationen mit Mikrowellen und Licht. Forschungsberichte aus dem Ferdinand-Braun-Institut, Leibniz-Institut für Höchstfrequenztechnik SN - 9783736964518 AV - TK4388 .W353 2021 U1 - 621.32 PY - 2021/// CY - Göttingen PB - Cuvillier Verlag KW - LED lighting KW - Electronic books N1 - Intro -- Introduction and Motivation -- CHAPTER 1 Experimental methods -- 1.1 Heteroepitaxial growth of AlN on sapphire -- 1.2 AlN templates as UV LED base layers -- 1.3 State of research -- CHAPTER 2 Experimental methods -- 2.1 Sample fabrication -- 2.2 Characterisation methods -- 2.3 Method for light extraction simulations -- CHAPTER 3 High temperature annealing of MOVPE grown AlN -- 3.1 Annealing of 350 nm thick AlN -- 3.2 Annealing of layer thickness series -- 3.3 Variation of the annealing parameters -- CHAPTER 4 Nanopatterned sapphire substrates -- 4.1 Light extraction simulations of nanopatternedinterface -- 4.2 Growth on sapphire nanopillars -- 4.3 Growth on sapphire nanoholes -- CHAPTER 5 UVC LED performance on the developed AlN templates -- Conclusion -- APPENDIX A UR - https://ebookcentral.proquest.com/lib/orpp/detail.action?docID=6653662 ER -