Spectral broadening in self-assembled GaAs quantum dots with narrow size distribution

F Basso Basset, S Bietti, A Tuktamyshev… - Journal of Applied …, 2019 - pubs.aip.org
The control over the spectral broadening of an ensemble of emitters, mainly attributable to
the size and shape dispersion and the homogenous broadening mechanisms, is crucial to …

Morphological characterization of GaAs islands grown on InGaAs by droplet epitaxy

S Tomasulo, MA Stevens, JA Nolde, NA Kotulak… - Journal of Crystal …, 2022 - Elsevier
We investigated droplet epitaxy of Ga (As) on In 0.53 Ga 0.47 As as a method to extract Ga-
adatom diffusion lengths with the aim of better understanding the underlying cause of phase …

Quantum dots prepared by droplet epitaxial method

Á Nemcsics - Quantum dots-theory and applications, 2015 - books.google.com
In this work, we are dealing with the dropletepitaxially prepared quantum dots. This
technology is not only an alternative way of the strain induced technique to prepare quantum …

[PDF][PDF] In 原子在GaAs (001) 表面的成核与扩散研究

王一, 丁召, 魏节敏, 杨晨, 罗子江, 王继红, 郭祥 - 人工晶体学报, 2020 - researching.cn
近年来, 半导体量子点特别是InAs 量子点的基本物理性质和潜在应用得到了广泛研究.
许多研究者利用InAs 量子点结构的改变以调制其光电特性. 本文采用液滴外延法在GaAs (001) …

Investigation of MBE grown inverted GaAs quantum dots

Á Nemcsics, B Pődör, L Tóth, J Balázs, L Dobos… - Microelectronics …, 2016 - Elsevier
In this work, we investigate the formation of the inverted technology created quantum dot by
a method based on droplet epitaxy. The preparation process of the so called inverted …

Analysis of the eigenstates of a semiconductor hydrogenic washer-shaped structurally deformed nanoring: External crossed fields and stark-like effects

JD Castrillón, MR Fulla, JH Marín… - Physica B: Condensed …, 2017 - Elsevier
The eigenstates of a hydrogenic complex confined in a washer-shaped quantum ring with
lateral position-controllable protuberances with a Gaussian aspect under the presence of …

Facetting of the self-assembled droplet epitaxial GaAs quantum dot

Á Nemcsics, L Tóth, L Dobos, A Stemmann - Microelectronics Reliability, 2011 - Elsevier
In this work, droplet epitaxially grown GaAs quantum dots on AlGaAs surface are studied.
The quantum dots are investigated in situ with RHEED and ex situ with TEM method. The …

Deep learning neural network for approaching Schrödinger problems with arbitrary two-dimensional confinement

A Radu, CA Duque - Machine Learning: Science and Technology, 2023 - iopscience.iop.org
This article presents an approach to the two-dimensional Schrödinger equation based on
automatic learning methods with neural networks. It is intended to determine the ground …

Elemental diffusion during the droplet epitaxy growth of In (Ga) As/GaAs (001) quantum dots by metal-organic chemical vapor deposition

ZB Chen, W Lei, B Chen, YB Wang, XZ Liao… - Applied Physics …, 2014 - pubs.aip.org
Droplet epitaxy is an important method to produce epitaxial semiconductor quantum dots
(QDs). Droplet epitaxy of III-V QDs comprises group III elemental droplet deposition and the …

To the understanding of the formation of the III–V based droplet epitxial nanorings

Á Nemcsics, A Stemmann, J Takács - Microelectronics Reliability, 2012 - Elsevier
The paper deals with the kinetics of the droplet epitaxial GaAs quantum ring formation grown
on AlGaAs (001) surface. The observation is, that the aspect ratio of these nano structures is …