Observation of collective excitation of two individual atoms in the Rydberg blockade regime

By A. Gaëtan, Y. Miroshnychenko, T. Wilk, A. Chotia, M. Viteau, D. Comparat, P. Pillet, Antoine Browaeys, Philippe Grangier. 2008

672 citations recorded by the source corpus.

When two single Rydberg atoms—those with electrons in highly excited states—interact, one can be used to control the quantum state of the other. Two independent experiments demonstrate such ‘Rydberg blockade’, an effect that might make long-range quantum gates between neutral atoms possible.

Subfields: Artificial Intelligence, Atomic and Molecular Physics, and Optics

View Paper: https://www.semanticscholar.org/paper/ed147b72de24c0b8125b8dc2e9f0d00b0fc9231f

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In Atomic and Molecular Physics, and Optics

Citations in the corpus

Coherent excitation of Rydberg atoms in micrometre-sized atomic vapour cells (2010, positive): “tonic quantum devices, like single photon sources and quantum gates [5, 6]. The ﬁrst promising experimental steps towardthis goalusingindividual welllocalizedpairsofultracold atoms have been reported [7, 8]. Experiments on collective entanglement of ensembles of ultracold atoms have also been perfor”
A Rydberg quantum simulator (2009, background): “Remarkably, the basic building blocks behind such a set-up have been demonstrated recently in the laboratory by several group”
Prediction of Toric Code Topological Order from Rydberg Blockade (2020, background): “[49] Alpha Gaëtan, Yevhen Miroshnychenko, Tatjana Wilk, Amodsen Chotia, Matthieu Viteau, Daniel Comparat, Pierre Pillet, Antoine Browaeys, and Philippe Grangier, “Observation of collective excitation of two individual atoms in the Rydberg blockade regime,” Nature Physics”
Engineered Open Systems and Quantum Simulations with Atoms and Ions (2012, methodology): “rocessing have been demonstrated recently in the laboratory by several groups, which observed the dipole blockade between a pair of neutral Rydberg atoms stored in optical tweezers (Urban et al.,2009;Gaetan et al., 2009). Here, the Rydberg blockade was used as a mechanism to create two-atom entangle”
Experimental investigations of dipole–dipole interactions between a few Rydberg atoms (2016, neutral): “Rydberg blockade: the Palaiseau experiment [86]”
Dipole blockade in a cold Rydberg atomic sample [Invited] (2010, background): “The dipole blockade of the laser excitation, for a pair of individually trapped atoms, has indeed been observed recently by the two experimental groups [53, 20].”