J. Schacher

University of Bern — Switzerland

Physics and Astronomy · Physical Sciences

34h-index3.8kcitations123works0.02yr avg
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Research Topics

Particle physics theoretical and experimental studies(103), High-Energy Particle Collisions Research(79), Quantum Chromodynamics and Particle Interactions(78), Particle Detector Development and Performance(14), Dark Matter and Cosmic Phenomena(11)

Publications123 total

<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>π</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mo>−</mml:mo></mml:msup></mml:math> Coulomb interaction study and its use in data processing
Physical review. D/Physical review. D.·2024Open Access
The π^+π^- Coulomb interaction study and its use in the data processing
arXiv (Cornell University)·2024Open Access
Investigation of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>K</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>K</mml:mi><mml:mo>−</mml:mo></mml:msup></mml:math> pairs in the effective mass region near <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>2</mml:mn><mml:msub><mml:mi>m</mml:mi><mml:mi>K</mml:mi></mml:msub></mml:math>
Physical review. D/Physical review. D.·2022Open Access
First Measurement of a Long-Lived <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi>π</mml:mi></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup><mml:msup><mml:mrow><mml:mi>π</mml:mi></mml:mrow><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math> Atom Lifetime
Physical Review Letters·2019· 5 citedOpen Access
Summary Report of Physics Beyond Colliders at CERN
arXiv (Cornell University)·2019· 27 citedOpen Access
Physics Beyond Colliders QCD Working Group Report
arXiv (Cornell University)·2019· 11 citedOpen Access
Measurement of the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>π</mml:mi><mml:mi>K</mml:mi></mml:math> atom lifetime and the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>π</mml:mi><mml:mi>K</mml:mi></mml:math> scattering length
Physical review. D/Physical review. D.·2017· 11 citedOpen Access
Observation of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>π</mml:mi><mml:mo>−</mml:mo></mml:msup><mml:msup><mml:mi>K</mml:mi><mml:mo>+</mml:mo></mml:msup></mml:math>and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mi>π</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>K</mml:mi><mml:mo>−</mml:mo></mml:msup></mml:math>Atoms
Physical Review Letters·2016· 14 citedOpen Access
Upgraded DIRAC spectrometer at CERN PS for the investigation of ππ and πK atoms
Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment·2016· 8 citedOpen Access
First observation of long-lived π+π− atoms
Physics Letters B·2015· 15 citedOpen Access
First πK atom lifetime and πK scattering length measurements
Physics Letters B·2014· 25 citedOpen Access
First $πK$ atom lifetime and $πK$ scattering length measurements
arXiv (Cornell University)·2014Open Access
Determination of ππ scattering lengths from measurement of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:msup><mml:mi>π</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mo>−</mml:mo></mml:msup></mml:math> atom lifetime
Physics Letters B·2011· 51 citedOpen Access
Search for Long-Lived States of $\pi^+\pi^-$ Atoms : Addendum to the DIRAC Proposal
CERN Document Server (European Organization for Nuclear Research)·2011Open Access
DIRAC experiment at CERN: Observation and lifetime measurement of dimeson atoms
CERN Document Server (European Organization for Nuclear Research)·2010
Evidence for πK-atoms with DIRAC
Physics Letters B·2009· 17 citedOpen Access
HadAtom05, Workshop on Hadronic Atoms
arXiv (Cornell University)·2005· 2 citedOpen Access
First measurement of the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:msup><mml:mi>π</mml:mi><mml:mo>+</mml:mo></mml:msup><mml:msup><mml:mi>π</mml:mi><mml:mo>−</mml:mo></mml:msup></mml:math> atom lifetime
Physics Letters B·2005· 100 citedOpen Access
Detection of π<sup>+</sup>π<sup>−</sup> atoms with the DIRAC spectrometer at CERN
Journal of Physics G Nuclear and Particle Physics·2004· 23 citedOpen Access
HadAtom03
arXiv (Cornell University)·2004Open Access
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Frequent Co-authors

K. Borer(43), J.C. Chollet(33), M. Fraternali(33), V.G. Goggi(33), M. Livan(33), C. Onions(33), G. Parrour(33), H. Plothow-Besch(33), J.P. Repellin(33), C. Conta(32), O. Gildemeister(32), B. Merkel(32), F. Pastore(32), J.-M. Gaillard(31), D. Froidevaux(30), E. Hugentobler(28), P. Cenci(26), V. Vercesi(24), C. Gößling(24), B. Hahn(23)