dorsal/arxiv
View SchemaNear-field spectroscopy of bimodal size distribution of InAs/AlGaAs quantum dots
| Authors | Young-Jun Yu, I. T. Jeong, J. C. Woo, Wonho Jhe |
|---|---|
| Categories | |
| ArXiv ID | physics/0504030 |
| URL | https://arxiv.org/abs/physics/0504030 |
| DOI | 10.1063/1.2081129 |
Abstract
We report on high-resolution photoluminescence (PL) spectroscopy of spatial structure of InAs/AlGaAs quantum dots (QDs) by using a near-field scanning optical microscope (NSOM). The double-peaked distribution of PL spectra is clearly observed, which is associated with the bimodal size distribution of single QDs. In particular, the size difference of single QDs, represented by the doublet spectral distribution, can be directly observed by the NSOM images of PL.
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"abstract": "We report on high-resolution photoluminescence (PL) spectroscopy of spatial\nstructure of InAs/AlGaAs quantum dots (QDs) by using a near-field scanning\noptical microscope (NSOM). The double-peaked distribution of PL spectra is\nclearly observed, which is associated with the bimodal size distribution of\nsingle QDs. In particular, the size difference of single QDs, represented by\nthe doublet spectral distribution, can be directly observed by the NSOM images\nof PL.",
"arxiv_id": "physics/0504030",
"authors": [
"Young-Jun Yu",
"I. T. Jeong",
"J. C. Woo",
"Wonho Jhe"
],
"categories": [
"physics.optics"
],
"doi": "10.1063/1.2081129",
"title": "Near-field spectroscopy of bimodal size distribution of InAs/AlGaAs quantum dots",
"url": "https://arxiv.org/abs/physics/0504030"
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