Title :
Zero-field magnetization of a single CdMnTe quantum dot studied by spatially-resolved photoluminescence
Author :
Nguyen, T.A. ; Wilson, A.J. ; Mackowski, S. ; Gurung, T. ; Jackson, H.E. ; Smith, L.M. ; Kossut, J. ; Karczewski, G.
Author_Institution :
Dept. of Phys., Cincinnati Univ., OH
Abstract :
We use a solid immersion lens to study single magnetic dots with a spatial resolution of 200 nm. The results demonstrate that Mn ions in a single dot can be aligned by optical excitation. This alignment is observed only for the dots resonantly populated via LO phonons
Keywords :
II-VI semiconductors; cadmium compounds; lenses; magnetisation; magneto-optical effects; manganese compounds; phonons; photoluminescence; semiconductor quantum dots; CdMnTe; LO phonons; Mn ions alignment; single CdMnTe quantum dot; solid immersion lens; spatially-resolved photoluminescence; zero-field magnetization;
Conference_Titel :
Quantum Electronics Conference, 2004. (IQEC). International
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-778-4
