Search Results - "Ahlefeldt, R. L."
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1
Ultranarrow Optical Inhomogeneous Linewidth in a Stoichiometric Rare-Earth Crystal
Published in Physical review letters (16-12-2016)“…We obtain a low optical inhomogeneous linewidth of 25 MHz in the stoichiometric rare-earth crystal EuCl_{3}·6H_{2}O by isotopically purifying the crystal in…”
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2
Precision measurement of electronic ion-ion interactions between neighboring Eu3+ optical centers
Published in Physical review letters (13-12-2013)“…We report measurements of discrete excitation-induced frequency shifts on the 7F0→5D0 transition of the Eu+ center in La:Lu:EuCl3·6D2O resulting from the…”
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3
Optical measurement of heteronuclear cross-relaxation interactions in Tm:YAG
Published in Physical review. B, Condensed matter and materials physics (01-09-2015)“…We investigate cross-relaxation interactions between Tm and Al in Tm 3+ :YAG using two optical methods: spectral hole burning and stimulated echoes. These…”
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4
Method for assigning satellite lines to crystallographic sites in rare-earth crystals
Published in Physical review. B, Condensed matter and materials physics (22-11-2013)“…We describe an experimental technique for associating the satellite lines in a rare-earth optical spectrum caused by a defect with the rare-earth ions in…”
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5
Quantum processing with ensembles of rare earth ions in a stoichiometric crystal
Published 16-12-2019“…Phys. Rev. A 101, 012309 (2020) We describe a method for creating small quantum processors in a crystal stoichiometric in an optically active rare earth ion…”
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6
Ultra-narrow optical inhomogeneous linewidth in a stoichiometric rare earth crystal
Published 25-07-2016“…Phys. Rev. Lett. 117, 250504 (2016) We have obtained a low optical inhomogeneous linewidth of 25 MHz in the stoichiometric rare earth crystal EuCl3 .6H2 O by…”
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Quantum state transfer through time reversal of an optical channel
Published 31-10-2016“…Phys. Rev. A 94, 062302 (2016) Rare earth ions have exceptionally long coherence times, making them an excellent candidate for quantum information processing…”
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8
Optical measurement of heteronuclear cross-relaxation interactions in Tm:YAG
Published 28-08-2015“…Phys. Rev. B 92, 094305 (2015) We investigate cross-relaxation interactions between Tm and Al in Tm:YAG using two optical methods: spectral holeburning and…”
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9
Precision Measurement of Electronic Ion-Ion Interactions between Neighboring Eu 3 + Optical Centers
Published in Physical review letters (01-12-2013)Get full text
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10
Optical lifetime and linewidth studies of the 7F0a5D07F0a5D0 transition in EuCl3ADT6H2OEuCl3ADT6H2O: A potential material for quantum memory applications
Published in Journal of luminescence (01-01-2013)“…The effect of substituting deuterium for hydrogen in EuCl3ADT6H2OEuCl3ADT6H2O on the lifetime and homogeneous and inhomogeneous linewidths of the 7F0a5D0…”
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11
Minimizing Zeeman sensitivity on optical and hyperfine transitions in EuCl3ADT6H2OEuCl3ADT6H2O to extend coherence times
Published in Journal of luminescence (01-11-2013)“…In this paper we characterize the spin Hamiltonian and magnetic dependence of the ground and excited states of the F07a5D0 transition of…”
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12
Optical lifetime and linewidth studies of the 7F0→5D0 transition in EuCl3·6H2O: A potential material for quantum memory applications
Published in Journal of luminescence (01-01-2013)“…The effect of substituting deuterium for hydrogen in EuCl3·6H2O on the lifetime and homogeneous and inhomogeneous linewidths of the 7F0→5D0 transition at below…”
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Journal Article Conference Proceeding -
13
Minimizing Zeeman sensitivity on optical and hyperfine transitions in EuCl3·6H2O to extend coherence times
Published in Journal of luminescence (01-11-2013)“…In this paper we characterize the spin Hamiltonian and magnetic dependence of the ground and excited states of the F07→5D0 transition of EuCl3·6H2O. From this…”
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14
Eu super(3+) superhyperfine structure due to magnetic dipole-dipole interactions with Nd super(3+) in Nd super(3+):EuCl sub(3) super(.6H) sub(2)
Published in Journal of luminescence (01-09-2010)“…We report the observation of structure on the ground state hyperfine levels of Eu super(3+) in Nd super(3+):EuCl sub(3) super(.6H) sub(2) using Raman…”
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Eu3+ superhyperfine structure due to magnetic dipole―dipole interactions with Nd3+ in Nd3+: EuCl3 · 6H2O
Published in Journal of luminescence (2010)Get full text
Conference Proceeding -
16
Ligand isotope structure of the optical F 7 0 → D 5 0 transition in EuCl 3 ⋅ 6 H 2 O
Published in Physical review. B, Condensed matter and materials physics (01-11-2009)Get full text
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Probing the tail of the nuclear potential between identical nuclei with quasi-elastic Mott scattering
Published in Physical review. C, Nuclear physics (01-07-2007)Get full text
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18
Characterisation of EuCl3.6H2O for multi-qubit quantum processing
“…We describe a quantum computing architecture that uses satellite lines in rare earth doped EuCl 3 .6H 2 O as qubits. The crystallographic sites to which these…”
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Conference Proceeding