## Abstract We investigate singleβelectron resonant tunneling through gated vertical quantum dot molecules for which the tunnel coupling between the two dots is weak to examine magnetic field induced twoβ and threeβlevel crossings in the singleβparticle energy spectrum of the constituent dots. We c
Characterization of InGaAs quantum dot lasers with a single quantum dot layer as an active region
β Scribed by Richard P Mirin; Arthur C Gossard; John E Bowers
- Publisher
- Elsevier Science
- Year
- 1998
- Tongue
- English
- Weight
- 105 KB
- Volume
- 2
- Category
- Article
- ISSN
- 1386-9477
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π SIMILAR VOLUMES
For the study of spin-dependent transport in narrow-gap semiconductor nanostructures, we fabricated a few-electron quantum dot based on an In 0.56 Ga 0.44 As resonant tunneling diode structure with an Al 2 O 3 gate insulator formed by atomic layer deposition and an air-bridge drain electrode. This g
The binding energy of a donor impurity in a spherical GaAsΒ±(Ga,Al)As quantum dot with parabolic confinement is calculated as a function of the radius of the quantum dot and as a function of the intensity of an applied electric field. Calculations are performed within the effective-mass approximation