[HTML][HTML] Facile electrochemical anodisation for generating nanopores across visible light-responsive cerium-titanium oxide heterojunctions for environmental …

M Laghaei, Y Wang, AO Rashed, H Beladi… - Journal of Environmental …, 2023 - Elsevier
Visible-light responsive heterojunctions exhibited unique performance in environmental
remediation due to their ability to form complexes with various Lewis bases and a synergetic …

A comprehensive analysis of strain profile in the heterogeneously coupled Stranski-Krastanov (SK) on Submonolayer (SML) quantum dot heterostructures

S Choudhary, J Saha, B Tongbram, D Panda… - Journal of Alloys and …, 2020 - Elsevier
In this study, we demonstrate a detailed strain analysis of the heterogeneously coupled
Stranski Krastanov (SK) on Submonolayer (SML) InAs quantum dot heterostructures with …

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 …

Rationally Engineered Vertically Aligned β‐Ga2−xWxO3 Nanocomposites for Self‐Biased Solar‐Blind Ultraviolet Photodetectors with Ultrafast Response

D Das, F Sanchez, DJ Barton, S Tan… - Advanced Materials …, 2023 - Wiley Online Library
With the astonishing advancement of present technology and increasing energy
consumption, there is an ever‐increasing demand for energy‐efficient multifunctional …

Higher performance optoelectronic devices with In0. 21Al0. 21Ga0. 58As/In0. 15Ga0. 85As capping of III-V quantum dots

J Saha, D Panda, B Tongbram, D Das, V Chavan… - Journal of …, 2019 - Elsevier
Abstract Impact of combinational (In 0.21 Al 0.21 Ga 0.58 As/In 0.15 Ga 0.85 As and In 0.15
Ga 0.85 As/In 0.21 Al 0.21 Ga 0.58 As) capping on the strain, photoluminescence, and …

Hybrid strain-coupled multilayer SK and SML InAs/GaAs quantum dot heterostructure: Enabling higher absorptivity and strain minimization for enhanced optical and …

R Gourishetty, D Panda, S Dongre, J Saha… - Journal of …, 2021 - Elsevier
The size and shape of self-assembled quantum dots (QDs) in the top layer of a strain-
coupled multilayer Stranski-Krastanov (SK) type QD heterostructure is decided by the effect …

Resonant absorption for multilayer quantum well and quantum dot solar cells

M Giteau, Y Oteki, K Kitahara… - … of Photonics for …, 2022 - spiedigitallibrary.org
Epitaxially grown quantum well and quantum dot solar cells suffer from weak light
absorption, strongly limiting their performance. Light trapping based on optical resonances …

Vertically coupled hybrid InAs sub-monolayer on InAs Stranski–Krastanov quantum dot heterostructure: toward next generation broadband IR detection

D Das, J Saha, D Panda, B Tongbram… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
In the present article, we are introducing a novel heterogeneously coupled InAs
Submonolayer (SML) on Stranski-Krastanov (SK) quantum dot (QD) heterostructure with …

Evaluation of In (Ga) As capping in a multilayer coupled InAs quantum dot system: Growth strategy involving the same overgrowth percentage

R Gourishetty, D Panda, S Dongre, SA Gazi… - Journal of …, 2021 - Elsevier
Abstract Strain-coupled multilayer Quantum Dot (QD) structures draw a great attention these
days because of their superior optical and device performance. However, these coupled …

Study on inter band and inter sub-band optical transitions with varying InAs/InGaAs sub-monolayer quantum dot heterostructure stacks grown by molecular beam …

SR Shriram, R Kumar, D Panda, J Saha… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Multiple stacking of sub-monolayer (SML) quantum dot (QD) heterostructure exhibits high
optical quality and is seen in devices like lasers diodes, photodetectors, etc. In this study, we …