Publikationen Experimentalphysik I

B. Deng, M. Göb, B. A. Stickler, M. Masuhr, K. Singer and D. Wang
"Amplifying a Zeptonewton Force with a Single-Ion Nonlinear Oscillator"
Phys. Rev. Lett. 131, 153601 (2023), arXiv, BibTeX, DOI, Forschungsportal, PDF

T. Fang, F. Elsen, N. Vogeley and D. Wang
"Optical imaging and tracking of single molecules in ultrahigh vacuum."
ACS Photonics 8, 12, 3448–3454 (2021) arXiv, BibTeX, DOI, Forschungsportal, PDF

S.Buhmann, S. Giesen, M. Diekmann, R. Berger, S. Aull, M. Debatin, P. Zahariev and K. Singer
"Quantum sensing protocol for motionally chiral Rydberg atoms."
New J. Phys. 23 083040 (2021), arXiv, BibTeX, DOI, Forschungsportal, PDF

A. Pscherer, M. Meierhofer, D. Wang, H. Kelkar, D. Martín-Cano, T. Utikal, S. Götzinger and V. Sandoghdar
"Single-molecule vacuum Rabi splitting: four-wave mixing and optical switching at the single-photon level."
Phys. Rev. Lett. 127, 133603 (2021), arXiv, BibTeX, DOI, Forschungsportal, PDF

B. A. Stickler, M. Diekmann, R. Berger and D. Wang
"Enantiomer superpositions from matter-wave interference of chiral molecules."
Phys. Rev. X 11, 031056 (2021), arXiv, BibTeX, DOI, Forschungsportal, PDF

D. Wang
"Cavity quantum electrodynamics with a single molecule: Purcell enhancement, strong coupling and single-photon nonlinearity."
J. Phys. B: At. Mol. Opt. Phys. 54 133001 (2021), BibTeX, DOI, Forschungsportal, PDF

A. Levy, M. Göb, B. Deng, K. Singer, E. Torrontegui and D.Wang
"Single-atom heat engine as a sensitive thermal probe."
New Journal of Physics, 22, 093020 (2020), arXiv, BibTeX, DOI, Forschungsportal, PDF

M. Kempkes, T. Zier, K. Singer and M. Garcia
"Ultrafast nonthermal NV center formation in diamond."
Carbon, 174, 524–530 (2020), BibTeX, DOI, Forschungsportal, PDF

A. Schmidt, J. Bernardoff, K. Singer, J. P.  Reithmaier and C. Popov
"Fabrication of Nanopillars on Nanocrystalline Diamond Membranes for the Incorporation of Color Centers."
Physica Status Solidi (A), 216, 1900233 (2019), BibTeX, DOI, Forschungsportal, PDF

K. Groot-Berning, T. Kornher, G. Jacob, F. Stopp, S. Dawkins, R. Kolesov, J. Wrachtrup, K. Singer and F. Schmidt-Kaler
"Deterministic Single-Ion Implantation of Rare-Earth Ions for Nanometer-Resolution Color-Center Generation."
Physical Review Letters, 123, 106802 (2019), arXiv, BibTeX, DOI, Forschungsportal, PDF 

S. Dawkins, O. Abah, K. Singer and S. Deffner
"Single Atom Heat Engine in a Tapered Ion Trap."
In F. Binder, L. A. Correa, C. Gogolin, J. Anders, & G. Adesso (Hrsg.), Thermodynamics in the quantum regime (S. 887–896). Heidelberg: Springer (2018) DOI, Forschungsportal

E. Torrontegui, S. Dawkins, M. Göb and K. Singer
"Transient non-confining potentials for speeding up a single ion heat pump."
New Journal of Physics, 20, 105001 (2018), arXiv, BibTeX, DOI, Forschungsportal, PDF

J. Rossnagel, S. Dawkins, K. Tolazzi, O. Abah, E. Lutz, F. Schmidt-Kaler and K. Singer
"A single-atom heat engine."
Science, 352 (6283), 325–329 (2016), arXiv, BibTeX, DOI, Forschungsportal, PDF

P. Ivanov, N. Vitanov and K. Singer
"High-precision force sensing using a single trapped ion."
Scientific Reports, Volume 6, Article number: 28078 (2016) , arXiv, BibTeX, DOI, Forschungsportal, PDF

G. Jacob, K. Groot-Berning, S. Wolf, S. Ulm, L. Couturier, S. Dawkins, U. Poschinger, F. Schmidt-Kaler and K. Singer
"Transmission Microscopy with Nanometer Resolution Using a Deterministic Single Ion Source."
Physical Review Letters, 117, 043001 (2016), BibTeX, DOI, Forschungsportal, PDF

J. Rossnagel, K. Tolazzi, F. Schmidt-Kaler and K. Singer
"Fast thermometry for trapped ions using dark resonances."
New Journal of Physics, 17(4), 045004 (2015), arXiv, BibTeX, DOI, Forschungsportal, PDF

H. Fürst, M. Goerz, U. Poschinger, S. Montangero, T. Calarco, F. Schmidt-Kaler, K. Singer and C. Koch
"Controlling the transport of an ion: Classical and quantum mechanical solutions."
New Journal of Physics, 16, 075007 (2014), arXiv, BibTeX, DOI, Forschungsportal, PDF

J. Rossnagel, O. Abah, F. Schmidt-Kaler, K. Singer and E. Lutz
"Nanoscale Heat Engine Beyond the Carnot Limit."
Physical Review Letters, 112, 030602 (2014), arXiv, BibTeX, DOI, Forschungsportal, PDF

F. Ziesel, T. Ruster, A. Walther, H. Kaufmann, K. Singer, F. Schmidt-Kaler and U. Poschinger
"Experimental creation and analysis of displaced number states."
Journal of Physics B: Atomic, Molecular and Optical Physics, 46, 104008 (2013), arXiv, BibTeX, DOI, Forschungsportal, PDF

S. Ulm, J. Rossnagel, G. Jacob, C. Degünther, S. Dawkins, U. Poschinger, R. Nigmatullin, A. Retzker, M. Plenio, F. Schmidt-Kaler and K. Singer
"Observation of the Kibble-Zurek scaling law for defect formation in ion crystals."
Nature Communications, 4, 2290 (2013), arXiv, DOI, Forschungsportal, PDF

A. Walther, F. Ziesel, T. Ruster, S. Dawkins, K. Ott, M. Hettrich, K. Singer, F. Schmidt-Kaler and U. Poschinger
"Controlling fast transport of cold trapped ions."
Physical Review Letters, 109, 080501 (2012), arXiv, BibTeX, DOI, Forschungsportal, PDF

A. Walther, U. Poschinger, K. Singer and F. Schmidt-Kaler
"Precision measurements in ion traps using slowly moving standing waves."
Applied Physics B, 107, 1061 (2012), arXiv, BibTeX, DOI, Forschungsportal, PDF

O. Abah, J. Rossnagel, G. Jacob, S. Deffner, F. Schmidt-Kaler, K. Singer and E. Lutz
"Single ion heat engine with maximum efficiency at maximum power."
Physical Review Letters, 109, 203006 (2012), arXiv, BibTeX, DOI, Forschungsportal, PDF

T. Karin, I. Bras, A. Kehlberger, K. Singer, N. Daniilidis and H. Häffner
"Transport of charged particles by adjusting rf voltage amplitudes."
Applied Physics B, 106, 117 (2011), arXiv,DOI, Forschungsportal, PDF

S. Narayanan, N. Daniilidis, S. Möller, R. Clark, F. Ziesel, K. Singer, F. Schmidt-Kaler and H. Häffner
"Electric field compensation and sensing with a single ion in a planar trap."
Journal of Applied Physics, 110, 114909 (2011), arXiv, BibTeX, DOI, Forschungsportal, PDF

G. Huber, F. Ziesel, U. Poschinger, K. Singer and F. Schmidt-Kaler
"A trapped-ion local field probe."
Applied Physics B, 100, 725 (2010), arXiv, BibTeX, DOI, Forschungsportal, PDF

M. Hellwig, -A. Bautista-Salvador, K. Singer, G. Werth and F. Schmidt-Kaler
"Fabrication of a segmented micro Penning trap and numerical investigations of versatile ion positioning protocols."
New Journal of Physics, 12, 065019 (2010), BibTeX, DOI, Forschungsportal, PDF

P. Ivanov, N. Vitanov, K. Singer and F. Schmidt-Kaler
"Dynamical control and novel quantum phases in impurity doped linear ion crystals."
arXiv, BibTeX, Forschungsportal, PDF

U. Poschinger, A. Walther, K. Singer and F. Schmidt-Kaler
"Observing the Phase Space Trajectory of an Entangled Matter Wave Packet."
Physical Review Letters, 105, 263602 (2010), arXiv, BibTeX, DOI, Forschungsportal, PDF

K. Singer, U. Poschinger, M. Murphy, P. Ivanov, F. Ziesel, T. Calarco and F. Schmidt-Kaler
"Colloquium: Trapped ions as quantum bits: Essential numerical tools."
Review of Modern Physics, 82, 2609 (2010), arXiv, BibTeX, DOI, Forschungsportal, PDF

J. Eble, S. Ulm, P. Zahariev, F. Schmidt-Kaler and K. Singer
"Feedback-optimized operations with linear ion crystals."
Journal of the Optical Society of America B, 27, A99 (2010), arXiv, BibTeX, DOI, Forschungsportal, PDF

W. Schnitzler, G. Jacob, R. Fickler, F. Schmidt-Kaler and K. Singer
"Focusing a deterministic single-ion beam."
New Journal of Physics, 12, 065023 (2010), BibTeX, DOI, Forschungsportal, PDF

P. Ivanov, U. Poschinger, K. Singer and F. Schmidt-Kaler
"Quantum gate in the decoherence-free subspace of trapped-ion qubits."
EPL, 92, 30006 (2010), arXiv, BibTeX, DOI, Forschungsportal, PDF

U. Poschinger, G. Huber, F. Ziesel, M. Deiss, M. Hettrich, S. Schulz, G. Poulsen, M. Drewsen, R. Hendricks, K. Singer and F. Schmidt-Kaler
"Coherent Manipulation of a 40Ca+ Spin Qubit in a Micro Ion Trap."
Journal of Physics B: Atomic, Molecular and Optical Physics, 42, 154013 (2009), arXiv, BibTeX, DOI, Forschungsportal, PDF

A. Ivanov, S. Ivanov, N. Vitanov, A. Mering, M. Fleischhauer and K. Singer
"Simulation of a quantum phase transition of polaritons with trapped ions."
Physical Review A, 80, 060301R (2009), arXiv, BibTeX, DOI, Forschungsportal, PDF

R. Fickler, W. Schnitzler, N. Linke, F. Schmidt-Kaler and K. Singer
"Optimised focusing ion optics for an ultracold deterministic single ion source targeting nm resolution."
Journal of Modern Optics, 56, 2061 (2009), BibTeX, DOI, Forschungsportal, PDF

H. Wunderlich, C. Wunderlich, K. Singer and F. Schmidt-Kaler
"Two-dimensional cluster-state preparation with linear ion traps."
Physical Review A, 79, 052324 (2009), arXiv, BibTeX, DOI, Forschungsportal, PDF

W. Schnitzler, N. Linke, R. Fickler, J. Meijer, F. Schmidt-Kaler and K. Singer
"Deterministic Ultracold Ion Source Targeting the Heisenberg Limit."
Physical Review Letters, 102, 070501 (2009), arXiv, BibTeX,DOI, Forschungsportal, PDF

R. Otto, P. Hlavenka, S.Trippel, J. Mikosch, K. Singer, M. Weidemüller and R. Wester
"How can a 22-pole ion trap exhibit 10 local minima in the effective potential?"
Journal of Physics B: Atomic, Molecular and Optical Physics, 42, 154007 (2009), arXiv, BibTeX, DOI, Forschungsportal, PDF

A. Mering, M. Fleischhauer, P. Ivanov and K. Singer
"Analytic approximations to the phase diagram of the Jaynes-Cummings-Hubbard model."
Physical Review A, 80, 053821 (2009), BibTex, DOI, Forschungsportal, PDF

J. Meijer, S. Pezzagna, B. Burchard, H. Bukow, I. Rangelow, Y. Sarov, I. Plümel, J. Wrachtrup, F. Schmidt-Kaler, W. Schnitzler and K. Singer
"Towards the implanting of ions and positioning of nanoparticles with nm spatial resolution."
Applied Physics A, 91, 567 (2008), DOI, Forschungsportal, PDF

G. Huber, T. Deuschle, W. Schnitzler, R. Reichle, K. Singer and F. Schmidt-Kaler
"Transport of ions in a segmented linear Paul trap in printed-circuit-board technology."
New Journal of Physics, 10, 013004 (2008), arXiv, BibTeX, Forschungsportal, PDF

S. Schulz, U. Poschinger, K. Singer and F. Schmidt-Kaler
"Optimization of segmented linear Paul traps and transport of stored particles."
Fortschritte der Physik / Progress of Physics, 54, 648 (2006), arXiv, BibTeX, DOI, Forschungsportal, PDF

M. Reetz-Lamour, T. Amthor, J. Deiglmayr, S. Westermann, K. Singer, A. Oliveira, L. Marcassa and M. Weidemüller
"Prospects of ultracold Rydberg gases for quantum information processing."
Fortschritte der Physik / Progress of Physics, 54, 776 (2006), BibTeX, DOI, Forschungsportal, PDF

M. Weidemüller, M. Reetz-Lamour, T. Amthor, J. Deiglmayr, K. Singer and L. Marcassa
"Interactions in an Ultracold Gas of Rydberg Atoms."
In E. Hinds, A. Ferguson, & E. Riis (Hrsg.), Laser Spectroscopy XVII (S. 264). World Scientific (2005), BibTeX, DOI, Forschungsportal

K. Singer, M. Weidemüller, M. Reetz-Lamour, T. Amthor and L. Marcassa
"Ultralong-Range Interactions and Blockade of Excitation in a Cold Rydberg Gas."
In M. Luis Gustavo, H. Kristian, & B. Vanderlei Salvador (Hrsg.), Atomic Physics XIX (Proceedings of ICAP 2004) and in Braz. J. Phys. (Bd. 770, S. TBD) (2004), Forschungsportal

K. Singer, M. Reetz-Lamour, T. Amthor, S. Fölling, M. Tscherneckand M. Weidemüller
"Spectroscopy of an ultracold Rydberg gas and signatures of Rydberg-Rydberg interactions."
Journal of Physics B: Atomic, Molecular and Optical Physics, 38, 321 (2004), BibTeX, DOI, Forschungsportal, PDF

K. Singer, M. Reetz-Lamour, T. Amthor, L. Marcassa, M. Tscherneck and M. Weidemüller
"Spectral Broadening and Suppression of Excitation Induced by Ultralong-Range Interactions in a Cold Gas of Rydberg Atoms."
Physical Review Letters, 93, 163001 (2004), BibTeX, DOI, Forschungsportal, PDF

K. Singer, J. Stanojevic, M. Weidemüller and R. Côté
"Long range interaction potentials for the ns-ns, np-np and nd-nd asymptotes for Rubidium Rydberg atom pairs."
Journal of Physics B: Atomic, Molecular and Optical Physics, 38, 295 (2004), BibTeX, DOI, Forschungsportal, PDF

K. Singer, M. Reetz-Lamour, M. Tscherneck, S. Fölling and M. Weidemüller
"Towards an ultracold dense gas of Rydberg atoms."
In Z. C. Weidemüller M (Hrsg.), Interaction in Ultracold Gases: From Atoms to Molecules (S. 402–404). New York: Wiley. (2003), BibTeX, DOI, Forschungsportal

K. Singer, M. Tscherneck, M. Eichhorn, M. Reetz-Lamour, S. Fölling and M. Weidemüller
"Phase-coherent addition of laser beams with identical spectral properties."
Optics Communications, 281, 371 (2003), BibTeX, DOI, Forschungsportal, PDF

M. Mudrich, S. Kraft, K. Singer, A. Mosk and M. Weidemüller
"Thermodynamics in an ultracold mixture of optically trapped atomic gases."
In Z. C. Weidemüller M (Hrsg.), Interaction in Ultracold Gases: From Atoms to Molecules (S. 379–382). New York: Wiley.(2003), BibTeX, DOI, Forschungsportal

M. Mudrich, S. Kraft, K. Singer, A. Mosk and M. Weidemüller
"Sympathetic Cooling with Two Atomic Species in an Optical Trap."
Phys. Rev. Lett., 88, 253001–1 (2002), arXiv, BibTeX, DOI, Forschungsportal, PDF

G. Fahsold, K. Singer and A. Pucci
"In-situ IR-transmission study of vibrational and electronic properties during the formation of thin-film beta-FeSi2."
Journal of Applied Physics, 91, 145 (2002), BibTeX, DOI, Forschungsportal, PDF

K. Singer, S. Jochim, M. Mudrich, A. Mosk and M. Weidemüller
"Low-cost mechanical shutter for light beams."
Review of Scientific Instruments, 73, 4402 (2002), BibTeX, DOI, Forschungsportal, PDF

S. Kraft, M. Mudrich, K. Singer, R. Grimm, A. Mosk and M. Weidemüller
"Sympathetic cooling of lithium by laser-cooled cesium."
In S. Chu, V. Vuletic, A. Kerman, & C. Chin (Hrsg.), Laser Spectroscopy XV, Proceedings of the International Conference on Laser Spectroscopy (ICOLS01) (S. 341). World Scientific.(2002), BibTeX, DOI, Forschungsportal
 

A. Mosk, S. Kraft, M. Mudrich, K. Singer, W. Wohlleben, M. Grimm and M. Weidemüller
"Mixture of ultracold lithium and cesium atoms in an optical dipole trap."
Applied Physics B, 79, 791 (2001), DOI, Forschungsportal, PDF