19 citations · 51 across the 15 of their papers we have counts for
15 papers
Optical decoherence in Er-doped CeO spin qubit platforms
Vrindaa Somjit, Ignas Masiulionis, Gregory D. Grant +7
Erbium ions (Er) in cerium dioxide (CeO) represent a promising spin-photon interface for quantum communication, but the mechanisms limiting their optical coherence remai…
Telecom quantum memory over one microsecond in nanophotonic lithium niobate
Priyash Barya, Daren Chen, Ashwith Prabhu +9
Nanophotonic quantum memory is a vital component for scalable quantum information processing for quantum computing, networking, and sensing applications. We store single-photon-lev…
Superradiance Enhanced Light-Matter Interaction in Spatially Ordered Shape and Volume Controlled Single Quantum Dots: Enabling On-Chip Photonic Networks
Lucas Jordao, Qi Huang, Swarnabha Chattaraj +3
On-chip photonic networks require adequately spatially ordered matter-photon interconversion qubit sources with emission figures-of-merit exceeding the requirements that would enab…
Bell state generation and CNOT operation using on-demand identical photons from shape-controlled spatially ordered quantum dots
Qi Huang, Swarnabha Chattaraj, Lucas Jordao +3
Fault tolerant on-chip photonic quantum computation is enormously helped by (a) deterministic generation of the needed thousands to millions of photon qubits from (b) quantum emitt…
Coherent Erbium Spin Defects in Colloidal Nanocrystal Hosts
Joeson Wong, Mykyta Onizhuk, Jonah Nagura +13
We demonstrate nearly a microsecond of spin coherence in Er3+ ions doped in cerium dioxide nanocrystal hosts, despite a large gyromagnetic ratio and nanometric proximity of the spi…
Extended spin relaxation times of optically addressed telecom defects in silicon carbide
Jonghoon Ahn, Christina Wicker, Nolan Bitner +7
Optically interfaced solid-state defects are promising candidates for quantum communication technologies. The ideal defect system would feature bright telecom emission, long-lived…
Large-Area Spatially Ordered Mesa Top Single Quantum Dots: Suitable Single Photon Emitters for On-Chip Integrated Quantum Information Processing Platforms
Qi Huang, Lucas Jordao, Siyuan Lu +3
Realization of the long sought on-chip scalable photonic quantum information processing networks has been thwarted by the absence of spatially-ordered and scalable on-demand single…
Optical and spin coherence of Er in epitaxial CeO on silicon
Jiefei Zhang, Gregory D. Grant, Ignas Masiulionis +8
Solid-state atomic defects with optical transitions in the telecommunication bands, potentially in a nuclear spin free environment, are important for applications in fiber-based qu…
Optical and microstructural characterization of Er doped epitaxial cerium oxide on silicon
Gregory D. Grant, Jiefei Zhang, Ignas Masiulionis +15
Rare-earth ion dopants in solid-state hosts are ideal candidates for quantum communication technologies such as quantum memory, due to the intrinsic spin-photon interface of the ra…
Quantifying the limits of controllability for the nitrogen-vacancy electron spin defect
Paul Kairys, Jonathan C. Marcks, Nazar Delegan +3
Solid-state electron spin qubits, like the nitrogen-vacancy center in diamond, rely on control sequences of population inversion to enhance sensitivity and improve device coherence…
Buried spatially-regular array of spectrally ultra-uniform single quantum dots for on-chip scalable quantum optical circuits
Jiefei Zhang, Swarnabha Chattaraj, Qi Huang +3
A long standing obstacle to realizing highly sought on-chip monolithic solid state quantum optical circuits has been the lack of a starting platform comprising buried (protected) s…
On-Chip Scalable Coupled Single Photon Emitter- All Dielectric Multifunctional Quantum Optical Circuits Working on a Single Collective Mie Resonance
Swarnabha Chattaraj, Jiefei Zhang, Siyuan Lu +1
We present finite element method based simulation results for on-chip controlled photon interference in optical networks based upon interconnected arrays of primitives comprising a…
Highly pure single photon emission from spectrally uniform surface-curvature directed mesa top single quantum dot ordered array
Jiefei Zhang, Swarnabha Chattaraj, Siyuan Lu +1
Realizing ordered and spectrally uniform single photon source arrays integrable on-chip with light manipulating elements in scalable architecture lies at the core of building monol…
Multifunctional Control of On-chip Generated Photons by a Single Collective Mode in Monolithically Integrated All-Dielectric Scalable Optical Circuits
Swarnabha Chattaraj, Jiefei Zhang, Siyuan Lu +1
Recently we proposed the use of a single collective Mie mode of coupled dielectric resonators arranged in metastructures designed to simultaneously enhance the emission rate, contr…
Mesa-top quantum dot single photon emitter arrays: growth, optical characteristics, and the simulated optical response of integrated dielectric nanoantenna-waveguide systems
Jiefei Zhang, Swarnabha Chattaraj, Siyuan Lu +1
Nanophotonic quantum information processing systems require spatially ordered, spectrally uniform single photon sources (SPSs) integrated on-chip with co-designed light manipulatin…