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Authors whose works are in public domain in at least one jurisdiction

List of works by Eberhard Widmann

1-50 of 354 results

Discovery of antiproton trapping by long-lived metastable states in liquid helium

scientific article published in Physical Review Letters

Two-photon laser spectroscopy of antiprotonic helium and the antiproton-to-electron mass ratio

scientific article

Formation of long-lived gas-phase antiprotonic helium atoms and quenching by H2

scientific article published in Nature

First observation of laser-induced resonant annihilation in metastable antiprotonic helium atoms

scientific article published in Physical Review Letters

Sub-ppm Laser Spectroscopy of Antiprotonic Helium and a CPT-Violation Limit on the Antiprotonic Charge and Mass

scientific article published in Physical Review Letters

Determination of the antiproton-to-electron mass ratio by precision laser spectroscopy of pHe+.

scientific article

Direct Measurement of Transition Frequencies in Isolatedp¯He+Atoms, and NewCPT-Violation Limits on the Antiproton Charge and Mass

scientific article published in Physical Review Letters

Antiprotonic helium andCPTinvariance

A new measurement of kaonic hydrogen X-rays

Kaonic helium-4 X-ray measurement in SIDDHARTA

A source of antihydrogen for in-flight hyperfine spectroscopy

scientific article published on January 2014

Precision measurement of the 3 d → 2 p x-ray energy in kaonic 4He

Laser Studies of the Decay Chain of Metastable Antiprotonic Helium Atoms

scientific article published on 01 September 1994

Laser Studies of the Decay Chain of Metastable Antiprotonic Helium Atoms

scientific article published in Physical Review Letters

A moiré deflectometer for antimatter

scientific article

First measurement of kaonic helium-3 X-rays

scientific article

Preliminary study of kaonic deuterium X-rays by the SIDDHARTA experiment at DAΦNE.

scientific article published in June 2013

Measurements of the strong-interaction widths of the kaonic (3)He and (4)He 2p levels

scientific article

Phase and density dependence of the delayed annihilation of metastable antiprotonic helium atoms in gas, liquid, and solid helium.

scientific article published on April 1995

Delayed annihilation of antiprotons in helium gas.

scientific article published on June 1994

Laser-induced resonant transition at 470.724 nm in the v=n-l-1=2 cascade of metastable antiprotonic helium atoms

scientific article

Lepton-Flavor-Dependent Angular Analysis of B→K^{*}ℓ^{+}ℓ^{-}.

scientific article published on 13 March 2017

Technical design report for the P̄ ANDA (AntiProton Annihilations at Darmstadt) Straw Tube Tracker

article by W. Erni et al published February 2013 in European Physical Journal A

Discovery of a strange tribaryon S0(3115) in 4He(stopped K − , p ) reaction

Kaonic hydrogen X-ray measurement in SIDDHARTA

Isotope effects on delayed annihilation time spectra of antiprotonic helium atoms in a low-temperature gas.

scientific article published on April 1996

Instrumentation for laser-induced annihilation spectroscopy of metastable antiprotonic helium atoms

article

Antiproton trapping in various helium media: report of the HELIUMTRAP experiment at LEAR

Antiproton magnetic moment determined from the HFS of p ¯ He +

Performance of silicon-drift detectors in kaonic atom X-ray measurements

Observation of Cold, Long-Lived Antiprotonic Helium Ions

scientific article published in Physical Review Letters

Hyperfine structure of antiprotonic helium revealed by a laser-microwave-laser resonance method

scientific article published on 22 November 2002

Azimuthal emission patterns of K + and of K − mesons in Ni + Ni collisions near the strangeness production threshold

scientific article (publication date: 25 August 2014)

Absolute Energy Calibration of X-ray TESs with 0.04 eV Uncertainty at 6.4 keV in a Hadron-Beam Environment

Populations and lifetimes in thev=n−ℓ−1=2and 3 metastable cascades ofp¯He+measured by pulsed and continuous antiproton beams

Anomalies in the decay rates of antiprotonic helium-atom states

Analog measurement of delayed antiproton annihilation time spectra in a high intensity pulsed antiproton beam

Resolution enhancement of pHe+ atomic line profiles measured with a pulsed dye laser and a Fizeau wavelength meter

scientific article published in December 2003

Laser-induced resonant transitions in the v=n-l-1=2 and 3 metastable cascades of antiprotonic 3He atoms

scientific article

Limits for two-photon ande + e ? decay widths of positron-electron scattering resonances for?s=1.78 to 1.92 MeV

Kaonic hydrogen X-ray experiment at KEK

Influence of ϕ mesons on negative kaons in Ni + Ni collisions at 1.91 A  GeV beam energy

scientific article

X-ray transition yields of low-Z kaonic atoms produced in Kapton

Search for the deeply bound K-pp state from the semi-inclusive forward-neutron spectrum in the in-flight K- reaction on helium-3

article published 16 June 2015 in Progress of Theoretical and Experimental Physics

Search for strange tribaryon states in the inclusive 4He( K stopped − , p ) reaction

Measurement of the τ Lepton Polarization and R(D^{*}) in the Decay B[over ¯]→D^{*}τ^{-}ν[over ¯]_{τ}.

scientific article published on 26 May 2017

The K1.8BR spectrometer system at J-PARC

article published in 2012

Particle tracking at cryogenic temperatures: the Fast Annihilation Cryogenic Tracking (FACT) detector for the AEgIS antimatter gravity experiment

Λdcorrelations from theHe4(stopped-K−,d) reaction

scholarly article

A search for deeply bound kaonic nuclear states

article by T. Suzuki et al published May 2005 in Nuclear Physics A