Quantum Sensors for Geodetical Observations and Relativistic Geodesy

Quantum Sensors for Geodetical Observations and Relativistic Geodesy

Develop and test quantum gravimeters and transportable optical clocks and demonstrate their benefit for Geodesy.

Contributions to QuantumFrontiers

This TopicalGroup is a joint TopicalGroup with the CRC TerraQ.

  • Relativistic geodesy with clocks
    • Development and tests of transportable optical clocks to an uncertainty of few 10^-18
    • Chronometric levelling with cm resolution using transportable optical clocks
    • Improvement of height networks with this novel method
    • Simulation of typical application scenarios in Geodesy
  • Quantum gravimetry
    • Development and tests stationary and transportable quantum gravimeters
    • Measurements of gravity with unprecedented uncertainty of a few nm/s²
    • Contributions to geodetic observation campaigns
    • Data analysis and gravity field models

Collaborative Innovation

  • Realizing quantum gravimetry for geodetic applications (Waldemar Herr, DLR-SI / Dennis Schlippert, LUH / Ernst Rasel, LUH / Jürgen Müller, LUH)
  • Establishing chronometric levelling with cm resolution as a routine tool for determining physical heights (Piet Schmidt, PTB / Christian Lisdat, PTB / Jürgen Müller, LUH)
  • Implementing a relativistic description of geodetic quantities (Claus Lämmerzahl, ZARM / Jürgen Müller, LUH)
  • Exchanging on common technologies and transferring lab-based link performance to robust in-field systems (LUH, DLR-SI and PTB)

Scientific Output

  • Publications

    Albers H, Corgier R, Herbst A, Rajagopalan A, Schubert C, Vogt C et al. All-optical matter-wave lens using time-averaged potentials. Communications Physics. 2022 Mär 16;5(1):60. doi: 10.48550/arXiv.2109.08608, 10.1038/s42005-022-00825-2

    Belenchia A, Carlesso M, Bayraktar Ö, Dequal D, Derkach I, Gasbarri G et al. Quantum physics in space. Physics reports. 2022 Mär 11;951:1-70. Epub 2022 Jan 6. doi: 10.1016/j.physrep.2021.11.004

    Herbers S, Häfner S, Dörscher S, Lücke T, Sterr U, Lisdat C. Transportable clock laser system with an instability of 1.6 × 10-16. Optics letters. 2022 Okt 15;47(20):5441-5444. doi: 10.1364/OL.470984

    Herbst A, Albers H, Stolzenberg K, Bode S, Schlippert D. Rapid generation of all-optical K39 Bose-Einstein condensates using a low-field Feshbach resonance. Physical Review A. 2022 Okt 21;106(4):043320. doi: 10.1103/physreva.106.043320

    Deppner C, Herr W, Cornelius M, Stromberger P, Sternke T, Grzeschik C et al. Collective-Mode Enhanced Matter-Wave Optics. Physical review letters. 2021 Sep 3;127(10):100401. Epub 2021 Aug 30. doi: 10.1103/PhysRevLett.127.100401

    Gebbe M, Siemß J-N, Gersemann M, Müntinga H, Herrmann S, Lämmerzahl C et al. Twin-lattice atom interferometry. Nature Communications. 2021 Mai 5;12(1):2544. doi: 10.1038/s41467-021-22823-8

    Hensel T, Loriani S, Schubert C, Fitzek F, Abend S, Ahlers H et al. Inertial sensing with quantum gases: a comparative performance study of condensed versus thermal sources for atom interferometry. European Physical Journal D. 2021 Mär 22;75:108. doi: 10.1140/epjd/s10053-021-00069-9

    Lachmann MD, Ahlers H, Becker D, Dinkelaker AN, Grosse J, Hellmig O et al. Ultracold atom interferometry in space. Nature Communications. 2021 Dez;12(1):1317. Epub 2021 Feb 26. doi: 10.1038/s41467-021-21628-z

    Schubert C, Abend S, Gersemann M, Gebbe M, Schlippert D, Berg P et al. Multi-loop atomic Sagnac interferometry. Scientific Reports. 2021 Dez;11(1):16121. Epub 2021 Aug 9. doi: 10.1038/s41598-021-95334-7

    Timmen L, Gerlach C, Rehm T, Völksen C, Voigt C. Geodetic-Gravimetric Monitoring of Mountain Uplift and Hydrological Variations at Zugspitze and Wank Mountains (Bavarian Alps, Germany). Remote sensing. 2021 Mär 1;13(5):918. doi: 10.3390/rs13050918

    Zhong L, Sośnica K, Weigelt M, Liu B, Zou X. Time-Variable Gravity Field from the Combination of HLSST and SLR. Remote sensing. 2021 Sep 2;13(17):3491. doi: 10.3390/rs13173491

    Fitzek F, Siemß JN, Seckmeyer S, Ahlers H, Rasel EM, Hammerer K et al. Universal atom interferometer simulation of elastic scattering processes. Scientific Reports. 2020 Dez 17;10(1):22120. doi: 10.1038/s41598-020-78859-1, 10.15488/10752

    Gersemann M, Gebbe M, Abend S, Schubert C, Rasel EM. Differential interferometry using a Bose-Einstein condensate. European Physical Journal D. 2020 Okt 1;74(10):203. doi: 10.1140/epjd/e2020-10417-8

    Häfner S, Herbers S, Vogt S, Lisdat C, Sterr U. Transportable interrogation laser system with an instability of mod σy = 3 × 10−16. Optics express. 2020 Mai 25;28(11):16407-16416. doi: 10.1364/OE.390105

    Hartmann S, Jenewein J, Giese E, Abend S, Roura A, Rasel EM et al. Regimes of atomic diffraction: Raman versus bragg diffraction in retroreflective geometries. Physical Review A. 2020 Mai 8;101(5):053610. doi: 10.1103/PhysRevA.101.053610

    Heine N, Matthias J, Sahelgozin M, Herr W, Abend S, Timmen L et al. A transportable quantum gravimeter employing delta-kick collimated Bose–Einstein condensates. European Physical Journal D. 2020 Aug 25;74(8):174. doi: 10.1140/epjd/e2020-10120-x

    Heinze J, Vahlbruch H, Willke B. Frequency-doubling of continuous laser light in Laguerre–Gaussian modes LG0,0 and LG3,3. Optics letters. 2020 Sep 15;45(18):5262-5265. Epub 2020 Aug 12. doi: 10.1364/OL.402371, 10.1364/OL.410805

    Müller J, Wu H. Using quantum optical sensors for determining the Earth’s gravity field from space. Journal of geodesy. 2020 Jul 24;94(8):71. doi: 10.1007/s00190-020-01401-8

    Philipp D, Hackmann E, Lämmerzahl C, Müller J. Relativistic geoid: Gravity potential and relativistic effects. Physical Review D. 2020 Mär 17;101(6):064032. doi: 10.1103/PhysRevD.101.064032

    Richardson LL, Nath D, Rajagopalan A, Albers H, Meiners C, Schubert C et al. Opto-mechanical resonator-enhanced atom interferometry. Communications Physics. 2020 Nov 13;3(1):208. doi: 10.1038/s42005-020-00473-4

    Schilling M, Wodey É, Timmen L, Tell D, Zipfel KH, Schlippert D et al. Gravity field modelling for the Hannover 10 m atom interferometer. Journal of Geodesy. 2020 Nov 27;94(12):122. doi: 10.1007/s00190-020-01451-y, 10.15488/10717

    Timmen L, Rothleitner C, Reich M, Schröder S, Cieslack M. Investigation of Scintrex CG-6 Gravimeters in the Gravity Meter Calibration System Hannover. AVN Allgemeine Vermessungs-Nachrichten. 2020;127(4):155-162.

    Weise A, Timmen L, Deng Z, Gabriel G, Rothleitner C, Schilling M et al. Observing ocean mass variability with spring gravimeters: Storm surge induced signals on the north sea island helgoland. AVN Allgemeine Vermessungs-Nachrichten. 2020;127(4):163-173.

    Wu H, Müller J. Towards an International Height Reference Frame Using Clock Networks. 2020. doi: 10.1007/1345_2020_97

    Herbers S, Dörscher S, Benkler E, Lisdat C. Phase noise of frequency doublers in optical clock lasers. Optics express. 2019;27(16):23262-23273. doi: 10.1364/OE.27.023262

    Trimeche A, Battelier B, Becker D, Bertoldi A, Bouyer P, Braxmaier C et al. Concept study and preliminary design of a cold atom interferometer for space gravity gradiometry. Classical and quantum gravity. 2019 Nov;36(21):215004. Epub 2019 Okt 10. doi: 10.48550/arXiv.1903.09828, 10.1088/1361-6382/ab4548

    Wu H, Müller J, Lämmerzahl C. Clock networks for height system unification: A simulation study. Geophysical journal international. 2018 Nov 28;216(3):1594-1607. doi: 10.1093/gji/ggy508

TG Members

  • Involved Members and their Relevant Expertise
    Members Institution Relevant Expertise
    Waldemar Herr, Leader DLR-SI / LUH Atom-Chip Based Gravimeters and Inertial Sensors
    Ernst M. Rasel LUH Quantum Gravimeters; Atom-Chip Based Gravimeters and Inertial Sensors
    Jürgen Müller LUH Relativistic Geodesy; LLR Relativity Test; Application of Quantum Gravimetry
    Ludger Timmen LUH Geodesy with Gravimeters
    Christian Lisdat PTB Sr Optical Lattice Clock
    Piet O. Schmidt PTB / LUH Quantum Logic Spectroscopy of Highly Charged Ions; Transportable Al+ Clock
    Heiner Denker LUH Gravity field modelling, geoid, height systems, chronometric levelling
    Matthias Weigelt LUH Satellite Gravimetry, Loading, deformation, gravity field, local modeling
    Christian Schubert DLR-SI / LUH Atom-Chip Based Gravimeters and Inertial Sensors
    Nina Heine LUH Quantum Gravimetry
    Sven Abend LUH Atom-chip based interferometry and inertial sensors for navigation
    Hendrik Heine LUH Atom Chip and Grating MOTs
    Claus Lämmerzahl ZARM General Relativity
    Dennis Philipp ZARM Relativistic Geodesy, formalism, framework, theory
    Ingo Noßke PTB Sr Optical Lattice Clock
    Manuel Schilling DLR-SI Absolute and relative gravimetry, gravity field modelling
    Tim Lücke PTB Sr Optical Lattice Clock
    Stephan Hannig PTB Transportable Al+clock, 3d-printed miniaturized vacuum chambers, optical breadboarding
    Julian Lemburg LUH Atom Chip and Grating MOTs
    Pablo Nunez von Voigt LUH Quantum Gravimetry
    Dennis Schlippert LUH Quantum Navigation, Very-long baseline atom interferometry