Title :
Numerical aperture increasing lens microscopy for high resolution and high collection efficiency spectroscopy of single quantum dots
Author :
Vamivakas, A.N. ; Liu, Z. ; Ippolito, S.B. ; Mirin, R. ; Goldberg, B.B. ; Unlu, M.S.
Author_Institution :
Dept. of Electr. & Comput. Eng., Boston Univ., MA, USA
Abstract :
The numerical aperture increasing lens (NAIL) technique is applied to imaging and spectroscopy of single InGaAs quantum dots (QDs). Using NAIL, we demonstrate a resolution of 350 nm (∼λ/3) and a six-fold collection efficiency increase.
Keywords :
III-V semiconductors; gallium arsenide; gallium compounds; indium compounds; lenses; optical microscopy; semiconductor quantum dots; InGaAs; NAIL technique; high collection efficiency spectroscopy; numerical aperture increasing lens microscopy; single InGaAs quantum dot; Apertures; Lenses; Nails; Optical imaging; Optical microscopy; Quantum computing; Quantum dots; Spectroscopy; Stimulated emission; Substrates;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1548768
