Simultaneous Dual Species Matter Wave Interferometry

ORAL

Abstract

We report on the first realization of a simultaneous $^{39}$K-$^{87}$Rb-dual species matter wave interferometer measuring gravitational acceleration with the aim to test Einstein's Equivalence Principle (EEP). Compared to classical tests such as torsion pendulum experiments and Lunar Laser Ranging, chemical elements suitable for performing matter wave interferometry can provide complementary information. We show the performance of our apparatus and discuss current limitations and future improvements towards highly sensitive matter wave tests of EEP.

Authors

  • Dennis Schlippert

    • Institut fuer Quantenoptik, Leibniz Universitaet Hannover
  • Henning Albers

    • Institut fuer Quantenoptik, Leibniz Universitaet Hannover
  • Logan Richardson

    • Institut fuer Quantenoptik, Leibniz Universitaet Hannover
  • Christian Meiners

    • Institut fuer Quantenoptik, Leibniz Universitaet Hannover
  • Jonas Hartwig

    • Institut fuer Quantenoptik, Leibniz Universitaet Hannover
  • Wolfgang Ertmer

    • Institut fuer Quantenoptik, Leibniz Universitaet Hannover
  • Ernst Rasel

    • Institut fuer Quantenoptik, Leibniz Universitaet Hannover