Ultracold quantum mixtures of ions with atoms, molecules, and Rydberg atoms: novel hybrid systems and applications

Program: OPUS 12 Grant, National Science Centre Poland
Amount: 785,000 PLN (~185,000 EUR)
Date: VIII 2017 – XI 2021
PI: Michał Tomza

People:

  1. Dr. hab. Michał Tomza (PI)
  2. Dr. Marcin Gronowski (post-doc, 2018-2019)
  3. Dr. Mateusz Lisaj (post-doc, 2017-2018)
  4. Michał Śmiałkowski (PhD student)
  5. Klaudia Zaremba-Kopczyk (PhD student)
  6. Dariusz Wiater (PhD student)

Publications:

  1. J. Gębala, M. Przybytek, M. Gronowski, M. Tomza
    Ab initio potential energy curves, scattering lengths, and rovibrational levels of the He2+ molecular ion in excited electronic states
    Phys. Rev. A 108, 052821 (2023) | pdf
  2. M. Tomza
    Collision detection with logic
    Nature Phys. 18, 493 (2022)
    Commentary in News & Views
  3. P. Weckesser, F. Thielemann, D. Wiater, A. Wojciechowska, L. Karpa, K. Jachymski, M. Tomza, T. Walker, T. Schaetz
    Observation of Feshbach resonances between a single ion and ultracold atoms
    Nature 600, 429 (2021)
    Featured on the cover page
  4. M. Śmiałkowski, M. Tomza
    Highly polar molecules consisting of a copper or silver atom interacting with an alkali-metal or alkaline-earth-metal atom
    Phys. Rev. A 103, 022802 (2021)
  5. M. Gronowski, A. M. Koza, M. Tomza
    Ab initio properties of the NaLi molecule in the a3Σ+ electronic state
    Phys. Rev. A 102, 020801(R) (2020)
    Rapid Communication
  6. T. Feldker, H. Fürst, H. Hirzler, N. V. Ewald, M. Mazzanti, D. Wiater, M. Tomza, R. Gerritsma
    Buffer gas cooling of a trapped ion to the quantum regime
    Nature Phys. 16, 413 (2020)
    Highlighted in Nature Physics News & Views, Nature Research Highlights, and Physics World
  7. M. Tomza, M. Lisaj
    Interactions and charge transfer dynamics of an Al+ ion immersed in ultracold Rb and Sr atoms
    Phys. Rev. A 101, 012705 (2020)
  8. M. Śmiałkowski, M. Tomza
    Interactions and chemical reactions in ionic alkali-metal and alkaline-earth-metal diatomic AB+ and triatomic A2B+ systems
    Phys. Rev. A 101, 012501 (2020)
  9. M. Tomza, K. Jachymski, R. Gerritsma, A. Negretti, T. Calarco, Z. Idziaszek, P. S. Julienne
    Cold hybrid ion-atom systems
    Rev. Mod. Phys. 91, 035001 (2019)
    Review article
  10. L. Tanzi, C. R. Cabrera, J. Sanz, P. Cheiney, M. Tomza, L. Tarruell
    Feshbach resonances in potassium Bose-Bose mixtures
    Phys. Rev. A 98, 062712 (2018)
  11. K. Zaremba-Kopczyk, P. S. Żuchowski, M. Tomza
    Magnetically tunable Feshbach resonances in ultracold gases of europium atoms and mixtures of europium and alkali-metal atoms
    Phys. Rev. A, 98, 032704 (2018)
  12. T. Schmid, C. Veit, N. Zuber, R. Löw, T. Pfau, M. Tarana, M. Tomza
    Rydberg molecules for ion-atom scattering in the ultracold regime
    Phys. Rev. Lett. 120, 153401 (2018)
  13. H. Furst, T. Feldker, N. Ewald, J. Joger, M. Tomza, R. Gerritsma
    Dynamics of a single ion spin impurity in a spin-polarized atomic bath
    Phys. Rev. A 98, 012713 (2018)
  14. J. Joger, H. Furst, N. Ewald, T. Feldker, M. Tomza, R. Gerritsma
    Observation of collisions between cold Li atoms and Yb+ ions
    Phys. Rev. A 96, 030703(R) (2017)
    Rapid Communication