Fritz-Haber-Institut der Max-Planck-Gesellschaft

Department of Molecular Physics

Atom and molecule optics

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Publications on matter-wave optics

2014

Imaging the structure of the trimer systems 4He3 and 3He4He2
J. Voigtsberger, S. Zeller, J. Becht, N. Neumann, F. Sturm, H.-K. Kim, M. Waitz, F. Trinter, M. Kunitski, A. Kalinin, J. Wu, W. Schöllkopf, D. Bressanini, A. Czasch, J. B. Williams, K. Ullmann-Pfleger, L. Ph. H. Schmidt, M. S. Schöffler, R. E. Grisenti, T. Jahnke, and R. Dörner, Nature Communications 5, 5765 (2014).

Experimental observation of the vibrational wavefunction of 4He2, 4He3 and 3He4He2 using strong laser-fields
J. Voigtsberger, J. Becht, N. Neumann, F. Sturm, M. Kunitski, A. Kalinin, J. Wu, S. Zeller, M. S. Schöffler, W. Schöllkopf, D. Bressanini, A. Czasch, L. Ph. H. Schmidt, R. E. Grisenti, T. Jahnke, and R. Dörner, Journal of Physics: Conference Series 488 (13), 132024 (2014).

Mit Kanonen auf Tröpfchen
W. Schöllkopf, Physik Journal 13 (11), 22-23 (2014).

2013

Non-destructive quantum reflection of helium dimers and trimers from a plane ruled grating
B. S. Zhao, W. Zhang and W. Schöllkopf, Molecular Physics 111 (12-13), 1772-1780 (2013).

2012

Fundamental physics: Molecules star in quantum movie
B. S. Zhao and W. Schöllkopf, Nature Nanotechnology 7 (5), 277-278 (2012).

2011

Emerging beam effects in out-of-plane grating diffraction of He atom beams
B. S. Zhao, G. Meijer, W. Schöllkopf, New J. Phys. 13 065017 (2011).

Sanfter Rückprall des zerbrechlichsten aller Moleküle
B. S. Zhao, G. Meijer, W. Schöllkopf, Physik in unserer Zeit 42 (3), 111–112 (2011).

Quantum Reflection of He2 Several Nanometers Above a Grating Surface
B. S. Zhao, G. Meijer, W. Schöllkopf, Science 331, 892 (2011).

2010

Interatomic Coulombic Decay following Photoionization of the Helium Dimer: Observation of Vibrational Structure
T. Havermeier, T. Jahnke, K. Kreidi, R. Wallauer, S. Voss, M. Schöffler, S. Schössler, L. Foucar, N. Neumann, J. Titze, H. Sann, M. Kühnel, J. Voigtsberger, J. H. Morilla, W. Schöllkopf, H. Schmidt-Böcking, R. E. Grisenti, and R. Dörner, Phys. Rev. Lett. 104, 133401 (2010).

Single Photon Double Ionization of the Helium Dimer
T. Havermeier, T. Jahnke, K. Kreidi, R. Wallauer, S. Voss, M. Schöffler, S. Schössler, L. Foucar, N. Neumann, J. Titze, H. Sann, M. Kühnel, J. Voigtsberger, A. Malakzadeh, N. Sisourat, W. Schöllkopf, H. Schmidt-Böcking, R. E. Grisenti, and R. Dörner, Phys. Rev. Lett. 104, 153401 (2010).

Emerging Beam Resonances in Atom Diffraction from a Reflection Grating
B. S. Zhao, G. Meijer, W. Schöllkopf, Phys. Rev. Lett. 104, 240404 (2010).

Coherent reflection of He atom beams from rough surfaces at near-grazing incidence
B. S. Zhao, H. C. Schewe, G. Meijer, W. Schöllkopf, Phys. Rev. Lett. 105, 133203 (2010).

Angular distributions of photoelectrons and interatomic-Coulombic-decay electrons from helium dimers: Strong dependence on the internuclear distance
T. Havermeier, K. Kreidi, R. Wallauer, S. Voss, M. Schöffler, S. Schössler, L. Foucar, N. Neumann, J. Titze, H. Sann, M. Kühnel, J. Voigtsberger, N. Sisourat, W. Schöllkopf, H. Schmidt-Böcking, R. E. Grisenti, R. Dörner, and T. Jahnke, Phys. Rev. A 82, 063405 (2010).

2009

Focusing a helium atom beam using a quantum-reflection mirror
H. C. Schewe, B. S. Zhao, G. Meijer and W. Schöllkopf, New J. Phys. 11, 113030 (2009).

2008

Quantum reflection of helium atom beams from a microstructured grating
B. S. Zhao, S. A. Schulz, S. A. Meek, G. Meijer, W. Schöllkopf, Phys. Rev. A 78, 010902R (2008).

Publications on ultracold atoms

ac electric trapping of neutral atoms
S. Schlunk, A. Marian, W. Schöllkopf, and G. Meijer, Phys. Rev. A 77, 043408 (2008).

Trapping of Rb Atoms by ac Electric Fields
S. Schlunk, A. Marian, P. Geng, A. P. Mosk, G. Meijer, and W. Schöllkopf, Phys. Rev. Lett. 98, 223002 (2007).


Earlier publications on matter-wave optics

Observation of mixed fermionic-bosonic helium clusters by transmission grating diffraction
Kalinin, O. Kornilov, W. Schöllkopf, and J. P. Toennies, Phys. Rev. Lett. 95, 113402 (2005).

Time-of-Flight Resolved Transmission-Grating Diffraction of Molecular Beams
W. Schöllkopf, R. E. Grisenti, and J. P. Toennies, Eur. Phys. J. D 28, 125 (2004).

The formation of dimers and trimers in free jet 4He cryogenic expansions
L. W. Bruch, W. Schöllkopf, and J. P. Toennies, J. Chem. Phys. 117, 1544 (2002).

Determination of the Bond Length and Binding Energy of the Helium Dimer by Diffraction from a Transmission Grating
R. E. Grisenti, W. Schöllkopf, J. P. Toennies, G. C. Hegerfeldt, T. Köhler, and M. Stoll, Phys. Rev. Lett. 85, 2284 (2000).

He-atom diffraction from nanostructure transmission gratings: The role of imperfections
R. E. Grisenti, W. Schöllkopf, J. P. Toennies, J. R. Manson, T. A. Savas, and H. I. Smith, Phys. Rev. A 61, 033608 (2000).

Determination of atom-surface van der Waals potentials from transmission-grating diffraction intensities
R. E. Grisenti, W. Schöllkopf, J. P. Toennies, G. C. Hegerfeldt, and T. Köhler, Phys. Rev. Lett. 83, 1755 (1999).

A cluster size nanofilter with variable openings between 2 and 50 nm
W. Schöllkopf, J. P. Toennies, T. A. Savas, and H. I. Smith, J. Chem. Phys. 109, 9252 (1998).

The nondestructive detection of the helium dimer and trimer
W. Schöllkopf and J. P. Toennies, J. Chem. Phys. 104, 1155 (1996).

Nondestructive mass selection of small van der Waals clusters
W. Schöllkopf and J. P. Toennies, Science 266, 1345 (1994).

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