High-throughput quantum photonic devices emitting indistinguishable photons in the telecom C-band

P Holewa, DA Vajner, E Zięba-Ostój, M Wasiluk… - Nature …, 2024 - nature.com
Single indistinguishable photons at telecom C-band wavelengths are essential for quantum
networks and the future quantum internet. However, high-throughput technology for single …

Bright quantum dot single-photon emitters at telecom bands heterogeneously integrated on Si

P Holewa, A Sakanas, UM Gur, P Mrowiński… - ACS …, 2022 - ACS Publications
Whereas the Si photonic platform is highly attractive for scalable optical quantum information
processing, it lacks practical solutions for efficient photon generation. Self-assembled …

Droplet epitaxy symmetric InAs/InP quantum dots for quantum emission in the third telecom window: morphology, optical and electronic properties

P Holewa, S Kadkhodazadeh, M Gawełczyk… - …, 2022 - degruyter.com
The rapidly develo** quantum communication technology requires deterministic quantum
emitters that can generate single photons and entangled photon pairs in the third telecom …

Xenon plasma-focused ion beam milling for fabrication of high-purity, bright single-photon sources operating in the C-band

M Jaworski, P Mrowiński, MG Mikulicz, P Holewa… - Optics …, 2024 - opg.optica.org
Electron beam lithography is a standard method for fabricating photonic micro and
nanostructures around semiconductor quantum dots (QDs), which are crucial for efficient …

Near-critical Stranski-Krastanov growth of InAs/InP quantum dots

Y Berdnikov, P Holewa, S Kadkhodazadeh… - Scientific Reports, 2024 - nature.com
This work shows how to control the surface density and size of InAs/InP quantum dots over a
wide range by tailoring the conditions of Stranski-Krastanov growth. We demonstrate that in …

Telecom Wavelengths InP‐Based Quantum Dots for Quantum Communication

M Benyoucef, A Musiał - Photonic Quantum Technologies …, 2023 - Wiley Online Library
Quantum dots (QDs), also known as artificial atoms, are among the recently explored
hardware platforms for photonic quantum technologies. They offer a range of advantages …

Atypical dependence of excited exciton energy levels and electron-hole correlation on emission energy in pyramidal InP-based quantum dots

M Gawełczyk - Scientific Reports, 2022 - nature.com
We calculate the spectrum of excited exciton states in application-relevant self-assembled
pyramidal quantum dots grown in InAs/InP and InAs/AlGaInAs material systems. These types …

Strain Relaxation of InAs Quantum Dots on Misoriented InAlAs (111) Metamorphic Substrates

A Tuktamyshev, S Vichi, FG Cesura, A Fedorov… - Nanomaterials, 2022 - mdpi.com
We investigate in detail the role of strain relaxation and cap** overgrowth in the self-
assembly of InAs quantum dots by droplet epitaxy. InAs quantum dots were realized on an In …

Electronic and optical properties of InAs QDs grown by MBE on InGaAs metamorphic buffer

P Wyborski, P Podemski, PA Wroński, F Jabeen… - Materials, 2022 - mdpi.com
We present the optical characterization of GaAs-based InAs quantum dots (QDs) grown by
molecular beam epitaxy on a digitally alloyed InGaAs metamorphic buffer layer (MBL) with …

Optical quality of InAs/InP quantum dots on distributed Bragg reflector emitting at 3rd telecom window grown by molecular beam epitaxy

T Smołka, K Posmyk, M Wasiluk, P Wyborski… - Materials, 2021 - mdpi.com
We present an experimental study on the optical quality of InAs/InP quantum dots (QDs).
Investigated structures have application relevance due to emission in the 3rd …