Gerhard Hegerfeldt
Gerhard Hegerfeldt
Professor of Physics Universität Göttingen
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Determination of the bond length and binding energy of the helium dimer by diffraction from a transmission grating
RE Grisenti, W Schöllkopf, JP Toennies, GC Hegerfeldt, T Köhler, M Stoll
Physical Review Letters 85 (11), 2284, 2000
Remark on causality and particle localization
GC Hegerfeldt
Physical Review D 10 (10), 3320, 1974
Causality problems for Fermi’s two-atom system
GC Hegerfeldt
Physical review letters 72 (5), 596, 1994
Determination of atom-surface van der Waals potentials from transmission-grating diffraction intensities
RE Grisenti, W Schöllkopf, JP Toennies, GC Hegerfeldt, T Köhler
Physical review letters 83 (9), 1755, 1999
How to reset an atom after a photon detection: Applications to photon-counting processes
GC Hegerfeldt
Physical Review A 47 (1), 449, 1993
Driving at the quantum speed limit: optimal control of a two-level system
GC Hegerfeldt
Physical review letters 111 (26), 260501, 2013
Remarks on causality, localization, and spreading of wave packets
GC Hegerfeldt, SNM Ruijsenaars
Physical Review D 22 (2), 377, 1980
Violation of causality in relativistic quantum theory?
GC Hegerfeldt
Physical review letters 54 (22), 2395, 1985
Projection postulate and atomic quantum Zeno effect
A Beige, GC Hegerfeldt
Physical Review A 53 (1), 53, 1996
Measurement-based approach to quantum arrival times
JA Damborenea, IL Egusquiza, GC Hegerfeldt, JG Muga
Physical Review A 66 (5), 052104, 2002
Instantaneous spreading and Einstein causality in quantum theory
GC Hegerfeldt
Annalen der Physik 7 (7‐8), 716-725, 1998
The van der Waals potential between metastable atoms and solid surfaces: Novel diffraction experiments vs. theory
R Brühl, P Fouquet, RE Grisenti, JP Toennies, GC Hegerfeldt, T Köhler, ...
EPL (Europhysics Letters) 59 (3), 357, 2002
Matter Wave Diffraction from an Inclined Transmission Grating: Searching for the Elusive Trimer Efimov State
R Brühl, A Kalinin, O Kornilov, JP Toennies, GC Hegerfeldt, M Stoll
Physical review letters 95 (6), 063002, 2005
Macroscopic dark periods without a metastable state
GC Hegerfeldt, MB Plenio
Physical Review A 46 (1), 373, 1992
The structure of space-time transformations
HJ Borchers, GC Hegerfeldt
Communications in Mathematical Physics 28 (3), 259-266, 1972
Coherence with incoherent light: A new type of quantum beat for a single atom
GC Hegerfeldt, MB Plenio
Physical Review A 47 (3), 2186, 1993
Conditional Hamiltonian and reset operator in the quantum jump approach
GC Hegerfeldt, DG Sondermann
Quantum and Semiclassical Optics: Journal of the European Optical Society …, 1996
Causality, particle localization and positivity of the energy
GC Hegerfeldt
Irreversibility and causality semigroups and rigged Hilbert spaces, 238-245, 1998
Collision-time simulation technique for pressure-broadened spectral lines with applications to Ly-α
GC Hegerfeldt, V Kesting
Physical Review A 37 (5), 1488, 1988
Quantum arrival times and operator normalization
GC Hegerfeldt, D Seidel, JG Muga
Physical Review A 68 (2), 022111, 2003
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