Novel approach for augmented carrier transfer and reduced Fermi level pinning effect in InAs surface quantum dots

D Panda, MR Mantri, R Kumar, D Das, R Saha… - Applied Surface …, 2023 - Elsevier
The present work introduces an in-situ technique to tune the inter-dot coupling between
vertically aligned InAs surface and buried quantum dots (SQD and BQD). Here, we utilize …

Improvement in Performance of InAs Surface Quantum Dot Heterostructure-Based H2S Gas Sensor by Introducing Buried Quantum Dot Layer

MR Mantri, DP Panda, D Punetha… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
In this work, we have demonstrated InAs surface quantum dot (SQD)-based gas sensors.
The epitaxial growth of the strain-coupled and uncoupled InAs/GaAs QD heterostructures is …

In-situ tailoring of band alignment between strain-coupled surface and buried InAs/GaAs quantum dots for sensor applications

MR Mantri, DP Panda, R Saha… - … Materials and Devices …, 2023 - spiedigitallibrary.org
This paper reports a comparative study of InAs/GaAs quantum dots (QDs) heterostructures
with vertically aligned strain-coupled uncapped and capped buried dots, epitaxially grown …

A theoretical study on strain and optical property of InAs SK quantum dot with varying capping in SK-SML coupled surface quantum dot heterostructure

MR Mantri, DP Panda, R Kumar… - … and Devices 2023, 2023 - spiedigitallibrary.org
In the past decade, surface quantum dots (SQDs) have been thoroughly investigated for
sensing applications. The SQDs suffer from the limitations of non-uniformity dot distribution …