Title :
Disk-to-Pyramidal GaAs Islands Shape Evolution on Nanodisks-Patterned Substrate
Author :
Tjahjana, L. ; Tobing, L.Y.M. ; Tanoto, H. ; Wang, B. ; Chua, S.J.
Author_Institution :
Nanyang Technol. Univ., Singapore
Abstract :
In this paper, we show the shape evolution of GaAs islands which grow unconventionally from underneath an array of SiO2 nanodisks. The growth mechanism consists of catalytic growth and facet formation.
Keywords :
III-V semiconductors; catalysis; gallium arsenide; island structure; molecular beam epitaxial growth; semiconductor growth; GaAs; SiO2; catalytic growth; disk-to-pyramidal islands shape evolution; facet formation; nanodisks-patterned substrate; Capacitive sensors; Gallium arsenide; Gold; Hafnium; Nanowires; Quantum dots; Quantum mechanics; Shape; Substrates; Temperature;
Conference_Titel :
PhotonicsGlobal@Singapore, 2008. IPGC 2008. IEEE
Conference_Location :
Singapore
Print_ISBN :
978-1-4244-3901-0
Electronic_ISBN :
978-1-4244-2906-6
DOI :
10.1109/IPGC.2008.4781328