Quantum Technologies with Individual Atoms

Dr. Lothar Ratschbacher

Lothar Ratschbacher
Last position: Postdoc
Former email: ratschbacher@iap.uni-bonn.de
Former address: Institut für Angewandte Physik Wegelerstr. 8 D-53115 Bonn Germany

Publications

1. H. Pfeifer, L. Ratschbacher, J. Gallego, C. Saavedra, A. Faßbender, A. Haaren, W. Alt, S. Hofferberth, M. Köhl, S. Linden, D. Meschede
Achievements and perspectives of optical fiber Fabry–Perot cavities — App. Phys. B 128 29 (2022)
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2. M. Zopf, T. Macha, R. Keil, E. Uruñuela, Y. Chen, W. Alt, L. Ratschbacher, F. Ding, D. Meschede, O. Schmidt
Frequency feedback for two-photon interference from separate quantum dots — Phys. Rev. B 98 161302(R) (2018)
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3. M. Martinez-Dorantes, W. Alt, J. Gallego, S. Ghosh, L. Ratschbacher, D. Meschede
State-dependent fluorescence of neutral atoms in optical potentials — Phys. Rev. A 97 023410 (2018)
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4. M. Martinez-Dorantes, W. Alt, J. Gallego, S. Ghosh, L. Ratschbacher, Y. Völzke, D. Meschede
Fast Nondestructive Parallel Readout of Neutral Atom Registers in Optical Potentials — Phys. Rev. Lett. 119 180503 (2017)
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5. J. Gallego, S. Ghosh, S. Alavi, W. Alt, M. Martinez-Dorantes, D. Meschede, L. Ratschbacher
High Finesse Fiber Fabry-Perot Cavities: Stabilization and Mode Matching Analysis — Appl. Phys. B 122 47 (2016)
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6. R. Reimann, W. Alt, T. Kampschulte, T. Macha, L. Ratschbacher, N. Thau, S. Yoon, D. Meschede
Cavity-Modified Collective Rayleigh Scattering of Two Atoms — Phys. Rev. Lett. 114 023601 (2015)
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7. R. Reimann, W. Alt, T. Macha, D. Meschede, N. Thau, S. Yoon, L. Ratschbacher
Carrier-free Raman manipulation of trapped neutral atoms — New J. Phys. 16 113042 (2014)
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8. L. Ratschbacher, C. Sias, L. Carcagni, J. Silver, C. Köhl
Decoherence of a Single-Ion Qubit Immersed in a Spin-Polarized Atomic Bath — Phys. Rev. Lett. 110 160402 (2013)
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9. L. Ratschbacher, C. Zipkes, C. Köhl
Controlling chemical reactions of a single particle — Nature Physics 8 649 (2012)
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10. H. Meyer, M. Steiner, L. Ratschbacher, C. Köhl
Laser spectroscopy and cooling of Yb+ ions on a deep-UV transition — Phys. Rev. A 85 012502 (2012)
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11. X. Ma, J. Kofler, A. Qarry, N. Tetik, T. Scheidl, R. Ursin, S. Ramelow, T. Herbst, L. Ratschbacher, A. Fedrizzi, T. Zeilinger
Quantum erasure with causally disconnected choice — PNAS 110 1221 (2012)
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12. C. Zipkes, L. Ratschbacher, C. Köhl
Kinetics of a single trapped ion in an ultracold buffer gas — New Journal of Physics 13 053020+ (2011)
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13. C. Zipkes, S. Palzer, L. Ratschbacher, C. Köhl
Cold Heteronuclear Atom-Ion Collisions — Phys. Rev. Lett. 105 133201 (2010)
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14. T. Scheidl, R. Ursin, J. Kofler, S. Ramelow, X. Ma, T. Herbst, L. Ratschbacher, A. Fedrizzi, N. Langford, T. Zeilinger
Violation of local realism with freedom of choice — PNAS 107 19708 (2010)
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15. T. Scheidl, R. Ursin, A. Fedrizzi, S. Ramelow, X. Ma, T. Herbst, R. Prevedel, L. Ratschbacher, J. Kofler, T. Zeilinger
Feasibility of 300km quantum key distribution with entangled states — New Journal of Physics 11 085002+ (2009)
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16. S. Ramelow, L. Ratschbacher, A. Fedrizzi, N. Zeilinger
Discrete Tunable Color Entanglement — Phys. Rev. Lett. 103 253601 (2009)
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