657 citations · 1.8k across the 20 of their papers we have counts for
20 papers
Photonic crystal cavity IQ modulators in thin-film lithium niobate for coherent communications
Hugo Larocque, Dashiell L. P. Vitullo, Alexander Sludds +13
Thin-Film Lithium Niobate (TFLN) is an emerging integrated photonic platform showing great promise due to its large second-order nonlinearity at microwave and optical frequencies,…
A Bright Source of Telecom Single Photons Based on Quantum Frequency Conversion
Christopher L. Morrison, Markus Rambach, Zhe Xian Koong +10
On-demand indistinguishable single photon sources are essential for quantum networking and communication. Semiconductor quantum dots are among the most promising candidates, but th…
Coherent Dynamics in Quantum Emitters under Dichromatic Excitation
Z. X. Koong, E. Scerri, M. Rambach +8
We characterize the coherent dynamics of a two-level quantum emitter driven by a pair of symmetrically-detuned phase-locked pulses. The promise of dichromatic excitation is to spec…
Control of single quantum emitters in bio-inspired aperiodic nano-photonic devices
Oliver J. Trojak, Sean Gorsky, Connor Murray +6
Enhancing light-matter interactions on a chip is of paramount importance to study nano- and quantum optics effects and to realise integrated devices, for instance, for classical an…
Observation of a partially rotating superfluid of exciton-polariton
Daegwang Choi, Min Park, Byoung Yong Oh +6
Rotation of a container holding a viscous fluid forms a vortex which grows with increasing angular velocity. A superfluid, however, is intrinsically different from these normal flu…
Indistinguishable photons from deterministically integrated single quantum dots in heterogeneous GaAs/SiN quantum photonic circuits
Peter Schnauber, Anshuman Singh, Johannes Schall +6
Silicon photonics enables scaling of quantum photonic systems by allowing the creation of extensive, low-loss, reconfigurable networks linking various functional on-chip elements.…
Fundamental Limits to Coherent Photon Generation with Solid-State Atomlike Transitions
Zhe-Xian Koong, Dale Scerri, Markus Rambach +5
Coherent generation of indistinguishable single photons is crucial for many quantum communication and processing protocols. Solid-state realizations of two-level atomic transitions…
Deterministic integration of quantum dots into on-chip multi-mode interference beamsplitters using in-situ electron beam lithography
Peter Schnauber, Johannes Schall, Samir Bounouar +8
The development of multi-node quantum optical circuits has attracted great attention in recent years. In particular, interfacing quantum-light sources, gates and detectors on a sin…
GaAs droplet quantum dots with nanometer-thin capping layer for plasmonic applications
Suk In Park, Oliver Joe Trojak, Eunhye Lee +6
We report on the growth and optical characterisation of droplet GaAs quantum dots with extremely-thin (11 nm) capping layers. To achieve such result, an internal thermal heating st…
Zero bias conductance peak in InAs nanowire coupled to superconducting electrodes
Nam-Hee Kim, Yun-Sok Shin, Hong-Seok Kim +2
We report the occurrence of the zero-bias conductance peak (ZBCP) in an InAs nanowire coupled to PbIn superconductors with varying temperature, bias voltage, and magnetic field. Th…
Direct Transfer of Light's Orbital Angular Momentum onto Non-resonantly Excited Polariton Superfluid
Byoung Yong Oh, Min-Sik Kwon, Su-Hyun Gong +6
Recently, exciton-polaritons in a semiconductor microcavity were found to condense into a coherent ground state much like a Bose-Einstein condensate and a superfluid. They have bec…
Indistinguishable and efficient single photons from a quantum dot in a planar nanobeam waveguide
Gabija Kiršanskė, Henri Thyrrestrup, Raphaël S. Daveau +16
We demonstrate a high-purity source of indistinguishable single photons using a quantum dot embedded in a nanophotonic waveguide. The source features a near-unity internal coupling…
Combined atomic force microscopy and photoluminescence imaging to select single InAs/GaAs quantum dots for quantum photonic devices
Luca Sapienza, Jin Liu, Jin Dong Song +4
We report on a combined photoluminescence imaging and atomic force microscopy study of single, isolated self-assembled InAs quantum dots (density <0.01 um^(-2) capped by a 95 nm Ga…
Efficient fiber-coupled single-photon source based on quantum dots in a photonic-crystal waveguide
Raphaël S. Daveau, Krishna C. Balram, Tommaso Pregnolato +10
Many photonic quantum information processing applications would benefit from a high brightness, fiber-coupled source of triggered single photons. Here, we present a fiber-coupled p…
Indistinguishable single photons with flexible electronic triggering
Adetunmise C. Dada, Ted S. Santana, Ralph N. E. Malein +6
A key ingredient for quantum photonic technologies is an on-demand source of indistinguishable single photons. State-of-the-art indistinguishable single-photon sources typically em…
Hot Carrier Trapping Induced Negative Photoconductance in InAs Nanowires toward Novel Nonvolatile Memory
Yiming Yang, Xingyue Peng, Hong-Seok Kim +7
We report a novel negative photoconductivity (NPC) mechanism in n-type indium arsenide nanowires (NWs). Photoexcitation significantly suppresses the conductivity with a gain up to…
Single-photon nonlinear optics with a quantum dot in a waveguide
A. Javadi, I. Söllner, M. Arcari +9
Strong nonlinear interactions between photons enable logic operations for both classical and quantum-information technology. Unfortunately, nonlinear interactions are usually feebl…
Deterministic photon-emitter coupling in chiral photonic circuits
Immo Söllner, Sahand Mahmoodian, Sofie Lindskov Hansen +9
The ability to engineer photon emission and photon scattering is at the heart of modern photonics applications ranging from light harvesting, through novel compact light sources, t…
Decay dynamics and exciton localization in large GaAs quantum dots grown by droplet epitaxy
Petru Tighineanu, Raphaël Daveau, Eun Hye Lee +3
We investigate the optical emission and decay dynamics of excitons confined in large strain-free GaAs quantum dots grown by droplet epitaxy. From time-resolved measurements combine…
Magnetic field dependent impact ionization in InSb
Jinki Hong, Taeyueb Kim, Sungjung Joo +4
Carrier generation by impact ionization and subsequent recombination under the influence of magnetic field has been studied for InSb slab. A simple analytic expression for threshol…