70 citations · 512 across the 23 of their papers we have counts for
14 papers · 1 filter
Spectroscopy and Coherence of an Excited-State Transition in Tm:YAlO at Telecommunication Wavelength
Luozhen Li, Akshay Babu Karyath, Julien Bertrand +12
We characterize spectroscopic and coherence properties of the 1451.37 nm excited-state zero-phonon line (ZPL) between the and the manifolds of a thulium-dop…
Optical Investigations of Coherence and Relaxation Dynamics of a Thulium-doped Yttrium Gallium Garnet Crystal at sub-Kelvin Temperatures for Optical Quantum Memory
Antariksha Das, Mohsen Falamarzi Askarani, Jacob H. Davidson +7
Rare-earth ion-doped crystals are of great interest for quantum memories, a central component in future quantum repeaters. To assess the promise of 1 Tm-doped yttrium ga…
Quadratic Zeeman Spectral Diffusion of Thulium Ion Population in a Yttrium Gallium Garnet Crystal
Jacob H. Davidson, Antariksha Das, Nir Alfasi +3
The creation of well understood structures using spectral hole burning is an important task in the use of technologies based on rare earth ion doped crystals. We apply a series of…
Measurement of the Thulium Ion Spin Hamiltonian Within a Yttrium Gallium Garnet Host Crystal
Jacob H. Davidson, Philip J. T. Woodburn, Aaron D. Marsh +7
We characterize the magnetic properties for thulium ion energy levels in the YGaO (Tm:YGG) lattice with the goal to improve decoherence and reduce line-width broaden…
A long-lived solid-state optical quantum memory for high-rate quantum repeaters
Mohsen Falamarzi Askarani, Antariksha Das, Jacob H. Davidson +8
We argue that long optical storage times are required to establish entanglement at high rates over large distances using memory-based quantum repeaters. Triggered by this conclusio…
Characterization of Er:YVO for microwave to optical transduction
Tian Xie, Jake Rochman, John G. Bartholomew +6
Quantum transduction between microwave and optical frequencies is important for connecting superconducting quantum platforms in a quantum network. Ensembles of rare-earth ions are…
Characterization of for photonic quantum technologies
Jonathan M. Kindem, John G. Bartholomew, Philip J. T. Woodburn +5
Rare-earth ions in crystals are a proven solid-state platform for quantum technologies in the ensemble regime and attractive for new opportunities at the single ion level. Among th…
Electron Spin Coherences in Rare-Earth Optically Excited States for Microwave to Optical Quantum Transducers
Sacha Welinski, Philip J. T. Woodburn, Nikolai Lauk +4
Efficient and reversible optical to microwave coherent transducers are required to enable entanglement transfer between superconducting qubits and light for quantum networks. Rare-…
Optical decoherence and spectral diffusion in an erbium-doped silica glass fiber featuring long-lived spin sublevels
Lucile Veissier, Mohsen Falamarzi, Thomas Lutz +4
Understanding decoherence in cryogenically-cooled rare-earth-ion doped glass fibers is of fundamental interest and a prerequisite for applications of these material in quantum info…
Quadratic Zeeman effect and spin-lattice relaxation of Tm:YAG at high magnetic fields
Lucile Veissier, Charles W. Thiel, Thomas Lutz +3
Anisotropy of the quadratic Zeeman effect for the transition at 793 nm wavelength in Tm-doped YAlO is studied…
Properties of a rare-earth-ion-doped waveguide at sub-Kelvin temperatures for quantum signal processing
Neil Sinclair, Daniel Oblak, Charles W. Thiel +2
We characterize the 795 nm H to H transition of Tm in a Ti:LiNbO waveguide at temperatures as low as 800 mK. Coherence and hyperfine population…
Modification of phonon processes in nanostructured rare-earth-ion-doped crystals
Thomas Lutz, Lucile Veissier, Charles W. Thiel +3
Nano-structuring impurity-doped crystals affects the phonon density of states and thereby modifies the atomic dynamics induced by interaction with phonons. We propose the use of na…
Tm:YGaO materials for spectrally multiplexed quantum memories
Charles W. Thiel, Neil Sinclair, Wolfgang Tittel +1
We investigate the relevant spectroscopic properties of the 795 nm HH transition in 1% Tm:YGaO at temperatures as low as 1.2…
Photon-Echo Quantum Memory
W. Tittel, M. Afzelius, R. L. Cone +4
The future of long-distance quantum communication relies on the availability of quantum memory, i.e. devices that allow temporal storage of quantum information. We review research…