At the crossroad of molecular physics, quantum optics and spectroscopy: ultra-high-precision molecular spectroscopy for fundamental physics

Project Information

PREMOL

Grant agreement ID: 786306

DOI

10.3030/786306

Project closed

EC signature date 15 June 2018

Start date 1 September 2018

End date 31 August 2025

Funded under

• EXCELLENT SCIENCE - European Research Council (ERC)

Total cost

€ 2 500 000,00

EU contribution

€ 2 500 000,00

Coordinated by

HEINRICH-HEINE-UNIVERSITAET DUESSELDORF
Germany

CORDIS provides links to public deliverables and publications of HORIZON projects.

Links to deliverables and publications from FP7 projects, as well as links to some specific result types such as dataset and software, are dynamically retrieved from OpenAIRE .

Publications

Peer reviewed articles (10)

Determination of a set of fundamental constants from molecular hydrogen ion spectroscopy: A modeling study

Author(s): J.-Ph. Karr, S. Schiller, V. I. Korobov, S. Alighanbari
Published in: Physical Review A, Issue 112, 2025, ISSN 2469-9926
Publisher: American Physical Society (APS)
DOI: 10.1103/jz54-7f7b

Solution of the two-center Dirac equation with 20-digit precision using the finite-element technique

Author(s): O. Kullie; S. Schiller
Published in: Phsical Review A, Issue 105, 2022, Page(s) 052801, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/physreva.105.052801

Prospects for the determination of fundamental constants with beyond-state-of-the-art uncertainty using molecular hydrogen ion spectroscopy

Author(s): S. Schiller, J.-Ph. Karr
Published in: Physical Review A, Issue 109, 2024, ISSN 2469-9926
Publisher: American Physical Society
DOI: 10.1103/physreva.109.042825

Proton–electron mass ratio by high-resolution optical spectroscopy of ion ensembles in the resolved-carrier regime

Author(s): I. Kortunov, S. Alighanbari, M. G. Hansen, G. S. Giri, V. I. Korobov, S. Schiller,
Published in: Nature Physics, Issue 17, 2021, Page(s) 569–573, ISSN 1745-2473
Publisher: Nature Publishing Group
DOI: 10.1038/s41567-020-01150-7

Laser spectroscopy of a rovibrational transition in the molecular hydrogen ion $${\mathbf{H}}_{\mathbf{2}}^{\mathbf{+}}$$

Author(s): M. R. Schenkel, S. Alighanbari, S. Schiller
Published in: Nature Physics, Issue 20, 2024, Page(s) 383-388, ISSN 1745-2473
Publisher: Nature Publishing Group
DOI: 10.1038/s41567-023-02320-z

Precise test of quantum electrodynamics and determination of fundamental constants with HD+ ions

Author(s): S. Alighanbari, G. S. Giri, F. L. Constantin, V. I. Korobov, S. Schiller
Published in: Nature, Issue 581/7807, 2020, Page(s) 152-158, ISSN 0028-0836
Publisher: Nature Publishing Group
DOI: 10.1038/s41586-020-2261-5

The precision physics of the molecular hydrogen ions: an introduction

Author(s): S. Schiller
Published in: Contemporary Physics, Issue 63, 2023, Page(s) 1-33, ISSN 0010-7514
Publisher: Taylor & Francis
DOI: 10.1080/00107514.2023.2180180

Hyperfine structure and electric quadrupole transitions in the deuterium molecular ion

Author(s): P. Danev, D. Bakalov, V.I. Korobov, S. Schiller
Published in: Physical Review A, Issue 103, 2021, Page(s) 012805, ISSN 1050-2947
Publisher: American Physical Society
DOI: 10.1103/physreva.103.012805

Test of charged baryon interaction with high-resolution vibrational spectroscopy of molecular hydro-gen ions

Author(s): S. Alighanbari, I.V. Kortunov, G.S. Giri, S. Schiller,
Published in: Nature Physics, Issue 19, 2023, Page(s) 1263–1269, ISSN 1745-2473
Publisher: Nature Publishing Group
DOI: 10.1038/s41567-023-02088-2

Controlled preparation and vibrational excitation of single ultracold molecular hydrogen ions

Author(s): Christian Wellers; Magnus R. Schenkel; G. S. Giri; Kenneth R. Brown; Stephan Schiller
Published in: Molecular Physics, Issue 120, 2022, Page(s) e2001599, ISSN 1362-3028
Publisher: Taylor & Francis
DOI: 10.1080/00268976.2021.2001599

Non-peer reviewed articles (4)

High-accuracy laser spectroscopy of $${{\bf{H}}}_{{\bf{2}}}^{{\boldsymbol{+}}}$$ and the proton–electron mass ratio

Author(s): S. Alighanbari, M. R. Schenkel, V. I. Korobov, S. Schiller
Published in: Nature, Issue 644, 2025, Page(s) 69-75, ISSN 0028-0836
Publisher: Nature Publishing Group
DOI: 10.1038/s41586-025-09306-2

Molekülschwingung mit höchster Präzision

Author(s): Stephan Schiller, Magnus Schenkel, Soroosh Alighanbari
Published in: Physik in unserer Zeit, Issue 55, 2024, Page(s) 6-7, ISSN 0031-9252
Publisher: Wiley-VCH
DOI: 10.1002/piuz.202470104

Nondestructive Control of the Rovibrational Ground State of a Single Molecular Hydrogen Ion in a Penning Trap

Author(s): Charlotte M. König, Fabian Heiße, Jonathan Morgner, Tim Sailer, Bingsheng Tu, Dimitar Bakalov, Klaus Blaum, Stephan Schiller, Sven Sturm
Published in: Physical Review Letters, Issue 134, 2025, Page(s) 163001-1 - 163001-9, ISSN 0031-9007
Publisher: American Physical Society
DOI: 10.1103/physrevlett.134.163001

Metrology-grade spectroscopy source based on an optical parametric oscillator

Author(s): M. R. Schenkel, V. A. Vogt, S. Schiller
Published in: Optics Express, Issue 32, 2024, Page(s) 43350, ISSN 1094-4087
Publisher: Optical Society of America
DOI: 10.1364/oe.538442