activity
20182026
most citedDepolarization of Electronic Spin Qubits Confined in Semiconductor Quantum Dots

38 citations · 149 across the 13 of their papers we have counts for

collaborators

14 papers

quant-ph2026

Photonic Cluster State Generation from a Quantum Dot Emitting in the Telecom C-band

Giora Peniakov, Reza Hekmati, Johannes Michl +9

Photonic cluster states are a key resource for photonic quantum information processing. So far, deterministic generation of these states has been limited to the near-infrared wavel…

quant-ph2025

A Spin-Photon Interface in the Telecom C-Band with Long Hole Spin Dephasing Time

Johannes M. Michl, Reza Hekmati, Mohamed Helal +9

Matter qubits that maintain coherence over extended timescales are essential for many pursued applications in quantum communication and quantum computing. Significant progress has…

quant-ph2025★ 1 cited

Analytical Fidelity Calculations for Photonic Linear Cluster State Generation

Rohit Prasad, Simon Reiß, Giora Peniakov +5

By precisely timed optical excitation of their spin, optical emitters such as semiconductor quantum dots or atoms can be harnessed as sources of linear photonic cluster states. Thi…

quant-ph2025

Deterministic and highly indistinguishable single photons in the telecom C-band

Nico Hauser, Matthias Bayerbach, Jochen Kaupp +8

Quantum dots are promising candidates for deterministic single-photon sources, yet achieving high photon indistinguishability at telecom wavelengths remains a critical challenge. H…

cond-mat.mes-hall2025★ 6 cited

Deterministic Quantum Dot Cavity Placement Using Hyperspectral Imaging with High Spatial Accuracy and Precision

Quirin Buchinger, Constantin Krause, Aileen Zhang +6

Single emitters in solid state are great sources of single and entangled photons. To boost their extraction efficiency and tailor their emission properties, they are often incorpor…

quant-ph2025★ 4 cited

Initialization of Neutral and Charged Exciton Spin States in a Telecom-Emitting Quantum Dot

Giora Peniakov, Johannes Michl, Mohamed Helal +6

Photonic cluster states are highly entangled states that allow for photonic quantum computing and memory-less quantum repeaters. Their generation has been recently demonstrated usi…

quant-ph2025★ 9 cited

Two-Photon Interference from an InAs Quantum Dot emitting in the Telecom C-Band

Jaewon Kim, Jochen Kaupp, Yorick Reum +9

Two-photon interference from an InAs/InAlGaAs quantum dot (QD) emitting in the telecom C-band with a raw two-photon interference visibility of % is demonstra…

cond-mat.mes-hall2023★ 27 cited

Purcell-Enhanced Single-Photon Emission in the Telecom C-Band

Jochen Kaupp, Yorick Reum, Felix Kohr +7

Purcell-enhanced quantum dot single-photon emission in the telecom C-band from InAs quantum dots inside circular Bragg grating cavities is shown. The InAs quantum dots are grown by…

physics.optics2023★ 17 cited

Polarized and Un-Polarized Emission from a Single Emitter in a Bullseye Resonator

Giora Peniakov, Quirin Buchinger, Mohamed Helal +12

We present polarized |S|=0.990.01, and unpolarized |S|=0.030.01 emission from a single emitter embedded in a single, cylindrically symmetric device design. We show that t…

cond-mat.mes-hall2023★ 17 cited

Strain-free GaSb quantum dots as single-photon sources in the telecom S-band

Johannes Michl, Giora Peniakov, Andreas Pfenning +7

Creating single photons in the telecommunication wavelength range from semiconductor quantum dots (QDs) and interfacing them with spins of electrons or holes has been of high inter…

quant-ph2021

Quantum tomography of entangled spin-multi-photon states

Dan Cogan, Giora Peniakov, Oded Kenneth +2

We present a novel method for quantum tomography of multi-qubit states. We apply the method to spin-multi-photon states, which we produce by periodic excitation of a semiconductor…

cond-mat.mes-hall2020★ 18 cited

Optical Phase Measurement Using a Deterministic Source of Entangled Multi-photon States

Giora Peniakov, Zu-En Su, Ayal Beck +3

Precision measurements of optical phases have many applications in science and technology. Entangled multi-photon states have been suggested for performing such measurements with p…

quant-ph2019★ 12 cited

Complete state tomography of a quantum dot confined spin qubit

Dan Cogan, Giora Peniakov, Zu-En Su +1

Semiconductor quantum dots are probably the preferred choice for interfacing anchored, matter spin qubits and flying photonic qubits. While full tomography of a flying qubit or lig…

cond-mat.mes-hall2018★ 38 cited

Depolarization of Electronic Spin Qubits Confined in Semiconductor Quantum Dots

Dan Cogan, Oded Kenneth, Netanel H. Lindner +6

Quantum dots are arguably the best interface between matter spin qubits and flying photonic qubits. Using quantum dot devices to produce joint spin-photonic states requires the ele…