Precision gravity tests and the Einstein equivalence principle
General Relativity is today the best theory of gravity addressing a wide range of phenomena.
Our understanding of physical laws, from cosmology to local scales, cannot be properly …
Our understanding of physical laws, from cosmology to local scales, cannot be properly …
Positrons in surface physics
C Hugenschmidt - Surface Science Reports, 2016 - Elsevier
Within the last decade powerful methods have been developed to study surfaces using
bright low-energy positron beams. These novel analysis tools exploit the unique properties …
bright low-energy positron beams. These novel analysis tools exploit the unique properties …
The extreme light infrastructure—nuclear physics (ELI-NP) facility: new horizons in physics with 10 PW ultra-intense lasers and 20 MeV brilliant gamma beams
Abstract The European Strategy Forum on Research Infrastructures (ESFRI) has selected in
2006 a proposal based on ultra-intense laser fields with intensities reaching up to 10 22–10 …
2006 a proposal based on ultra-intense laser fields with intensities reaching up to 10 22–10 …
Testing gravity with cold atom interferometry: results and prospects
GM Tino - Quantum Science and Technology, 2021 - iopscience.iop.org
Atom interferometers have been developed in the last three decades as new powerful tools
to investigate gravity. They were used for measuring the gravity acceleration, the gravity …
to investigate gravity. They were used for measuring the gravity acceleration, the gravity …
Test of Einstein equivalence principle for 0-spin and half-integer-spin atoms: search for spin-gravity coupling effects
We report on a conceptually new test of the equivalence principle performed by measuring
the acceleration in Earth's gravity field of two isotopes of strontium atoms, namely, the …
the acceleration in Earth's gravity field of two isotopes of strontium atoms, namely, the …
Description and first application of a new technique to measure the gravitational mass of antihydrogen
AE Charman - Nature communications, 2013 - nature.com
Physicists have long wondered whether the gravitational interactions between matter and
antimatter might be different from those between matter and itself. Although there are many …
antimatter might be different from those between matter and itself. Although there are many …
Matter-gravity couplings and Lorentz violation
VA Kostelecký, JD Tasson - Physical Review D—Particles, Fields, Gravitation …, 2011 - APS
The gravitational couplings of matter are studied in the presence of Lorentz and CPT
violation. At leading order in the coefficients for Lorentz violation, the relativistic quantum …
violation. At leading order in the coefficients for Lorentz violation, the relativistic quantum …
The GBAR antimatter gravity experiment
P Perez, D Banerjee, F Biraben, D Brook-Roberge… - Hyperfine …, 2015 - Springer
Abstract The GBAR project (Gravitational Behaviour of Anti hydrogen at Rest) at CERN, aims
to measure the free fall acceleration of ultracold neutral anti hydrogen atoms in the terrestrial …
to measure the free fall acceleration of ultracold neutral anti hydrogen atoms in the terrestrial …
Lorentz and tests with hydrogen, antihydrogen, and related systems
VA Kostelecký, AJ Vargas - Physical Review D, 2015 - APS
The potential of precision spectroscopy as a tool in systematic searches for effects of Lorentz
and CPT violation is investigated. Systems considered include hydrogen, antihydrogen …
and CPT violation is investigated. Systems considered include hydrogen, antihydrogen …
Prospects for large relativity violations in matter-gravity couplings
VA Kostelecký, JD Tasson - Physical review letters, 2009 - APS
Deviations from relativity are tightly constrained by numerous experiments. A class of
unmeasured and potentially large violations is presented that can be tested in the laboratory …
unmeasured and potentially large violations is presented that can be tested in the laboratory …