Unity yield of deterministically positioned quantum dot single photon sources

P Laferrière, E Yeung, I Miron, DB Northeast… - Scientific Reports, 2022 - nature.com
We report on a platform for the production of single photon devices with a fabrication yield of
100%. The sources are based on InAsP quantum dots embedded within position-controlled …

Theory of excitons in gated bilayer graphene quantum dots

Y Saleem, K Sadecka, M Korkusinski, D Miravet… - Nano Letters, 2023 - ACS Publications
We present a theory of excitons in gated bilayer graphene (BLG) quantum dots (QDs).
Electrical gating of BLG opens an energy gap, turning this material into an electrically …

Microscopic design of a synthetic spin-1 chain in an InAsP quantum dot array

J Manalo, D Miravet, P Hawrylak - Physical Review B, 2024 - APS
We present here the steps enabling the microscopic design of a synthetic spin-1 chain in an
InAsP quantum dot (QD) array embedded in an InP nanowire. The chain is described by a …

Role of polaron dressing in superradiant emission dynamics

J Wiercinski, M Cygorek, EM Gauger - Physical Review Research, 2024 - APS
Cooperative effects of multiple quantum emitters are characterized by transitions via
delocalized collective states with altered emission properties due to the existence of …

Majorana excitons in a Kitaev chain of semiconductor quantum dots in a nanowire

M Mohseni, H Allami, D Miravet, DJ Gayowsky… - Nanomaterials, 2023 - mdpi.com
We present here a theory of Majorana excitons, photo-excited conduction electron-valence
band hole pairs, interacting with Majorana Fermions in a Kitaev chain of semiconductor …

Electrically tunable fine structure of negatively charged excitons in gated bilayer graphene quantum dots

K Sadecka, Y Saleem, D Miravet, M Albert… - Physical Review B, 2024 - APS
We predict here the fine structure of an electrically tunable negatively charged exciton (trion)
composed of two electrons and a hole confined in a gated bilayer graphene quantum dot …

At the Limit of Interfacial Sharpness in Nanowire Axial Heterostructures

D Hilliard, T Tauchnitz, R Hübner, I Vasileiadis… - ACS …, 2024 - ACS Publications
As semiconductor devices approach dimensions at the atomic scale, controlling the
compositional grading across heterointerfaces becomes paramount. Particularly in nanowire …

On-chip indistinguishable photons using III-V nanowire/SiN hybrid integration

E Yeung, DB Northeast, J Jin, P Laferrière… - Physical Review B, 2023 - APS
We demonstrate on-chip generation of indistinguishable photons based on a nanowire
quantum dot. From a growth substrate containing arrays of positioned-controlled single-dot …

Acoustic modulation of individual nanowire quantum dots integrated into a hybrid thin-film lithium niobate photonic platform

T Descamps, T Schetelat, J Gao, PJ Poole… - Nano Letters, 2024 - ACS Publications
Surface acoustic waves are a powerful tool for controlling quantum systems, including
quantum dots (QDs), where the oscillating strain field can modulate the emission …

Electronic and magnetic properties of many-electron complexes in charged quantum dots in InP nanowires

J Manalo, M Cygorek, A Altintas, P Hawrylak - Physical Review B, 2021 - APS
We present here a microscopic theory of electronic complexes in charged In As x P 1− x
quantum dots in InP nanowires with a hexagonal cross section and determine the potential …