Publications

Preprints

·      R. Ołdziejewski, A. Chiocchetta, J. Knörzer, R. Schmidt, Excitonic Tonks-Girardeau and charge-density wave phases in monolayer semiconductors, submitted to Phys. Rev. Lett. , [ arXiv:2106.07290 ] (2021).

·      C. Kuhlenkamp, M. Knap, M. Wagner, R. Schmidt, A. Imamoglu, Tunable Feshbach resonances and their spectral signatures in bilayer semiconductors, submitted to Phys. Rev. Lett. , [ arXiv:2105.01080 ] (2021).

·      J. von Milczewski, F. Rose, R. Schmidt, Functional renormalization group approach to strongly-coupled Bose-Fermi mixtures in two dimensions, submitted to Phys. Rev. A , [ arXiv:2104.14017 ] (2021).

·      R. Schmidt, T. Enss, Self-stabilized Bose polarons, submitted to SciPost, [ arXiv:2102.13616 ] (2021).

·      I. N. Cherepanov, G. Bighin, L. Christiansen, A. V. Jørgensen, R. Schmidt, H. Stapelfeldt, M. Lemeshko, Far-from-equilibrium dynamics of angular momentum in a quantum many-particle system, submitted to Phys. Rev. Lett., [ arXiv:1906.12238 ] (2019).

Publications

Here’s a complete list of our publications sorted from most recent to oldest.

2021

·      Y. Shimazaki, C. Kuhlenkamp, I. Schwartz, T. Smolenski, K. Watanabe, T. Taniguchi, M. Kroner, R, Schmidt, M. Knap, A. Imamoglu Optical signatures of charge order in a Mott-Wigner state, Phys. Rev. X 11, 021027 (2021) .

·      A. Imamoglu, O. Cotlet, R. Schmidt, Exciton-polarons in two-dimensional semiconductors and the Tavis-Cummings model , Comptes Rendus. Physique 22, 1 (2021) .

·      G. E. Astrakharchik, L. A. Peña Ardila, R. Schmidt, K. Jachymski, A. Negretti Ionic polaron in a Bose-Einstein condensate, Communications Physics 4, 94 (2021) .

·      N. E. Guenther, R. Schmidt, G. M. Bruun, V. Gurarie, P. Massignan, Mobile impurity in a Bose-Einstein condensate and the orthogonality catastrophe, Phys. Rev. A 103, 013317 (2021) .

·      T. Wasak, R. Schmidt, F. Piazza, Quantum-Zeno Fermi polaron in the strong dissipation limit, Phys. Rev. Research 3, 013086 (2021) .

2020

·      G. Ness, C. Shkedrov, Y. Florshaim, O. K. Diessel, J. von Milczewski, R. Schmidt, Y. Sagi, Observation of a smooth polaron-molecule transition in a degenerate Fermi gas, Phys. Rev. X 10, 041019 (2020).·      

·      P. P. Mazza, R. Schmidt, I. Lesanovsky Vibrational dressing in kinetically constrained spin systems, Phys. Rev. Lett. 125, 033602 (2020).

·      L. B. Tan, O. Cotlet, A. Bergschneider, R. Schmidt, P. Back, Y. Shimazaki, M. Kroner, A. Imamoglu, Interacting Polaron-Polaritons, Phys. Rev. X 10, 021011 (2020).

·      C. Fey, P. Schmelcher, A. Imamoglu, R. Schmidt, Theory of exciton-electron scattering in atomically thin semiconductors, Phys. Rev. B 101, 195417 (2020). [Editor’s suggestion]

·      D. Dzsotjan, R. Schmidt, M. Fleischhauer, Dynamical variational approach to Bose polarons at finite temperatures, Phys. Rev. Lett. 124, 223401(2020).

·      J. Sous, H. R. Sadeghpour, T. C. Killian, E. Demler, R. Schmidt, Rydberg impurity in a Fermi gas: Quantum statistics and rotational blockade, Phys. Rev. Research 2, 023021 (2020).

·      X. Li, E. Yakaboylu, G. Bighin, R. Schmidt, M. Lemeshko, A. Deuchert, Intermolecular forces and correlations mediated by a phonon bath, J. Chem. Phys. 152, 164302 (2020) .

·      J. Knörzer, M. J. A. Schuetz, G. Giedke, D. S. Wild, K. De Greve, R. Schmidt, M. D. Lukin, J. I. Cirac, Wigner Crystals in Two-Dimensional Transition-Metal Dichalcogenides: Spin Physics and Readout, Phys. Rev. B 101, 125101 (2020). [Editor’s suggestion]

2019

·      Y. Ashida, T. Shi, R. Schmidt, H. R. Sadeghpour, J. I. Cirac, E. Demler, Quantum Rydberg Central Spin Model, Phys. Phys. Lett. 123, 183001 (2019). [Editor’s suggestion] [arXiv:1905.08523]

·      J. Klein, M. Lorke, M. Florian, F. Sigger, J. Wierzbowski, J. Cerne, K. Müller, T. Taniguchi, K. Watanabe, U. Wurstbauer, M. Kaniber, M. Knap, R. Schmidt, J. J. Finley, A. W. Holleitner, Atomistic defect states as quantum emitters in monolayer MoS2, Nature Communications 10, 2755 (2019). [arXiv:1901.01042]

·      J. D. Whalen, S. K. Kanungo, R. Ding, M. Wagner, R. Schmidt, H. R. Sadeghpour, S. Yoshida, J. Burgdörfer, F. B. Dunning, and T. C. Killian , Probing nonlocal spatial correlations in quantum gases with ultra-long-range Rydberg molecules, Phys. Rev. A 100, 011402(R) (2019). [arXiv:1903.11526]

·      Y. Ashida, T. Shi, R. Schmidt, H. R. Sadeghpour, J. I. Cirac, E. Demler, Efficient variational approach to dynamics of a spatially extended bosonic Kondo model, Phys. Phys. A 100, 043618 (2019). [Editor’s suggestion] [arXiv:1905.09615]

·      J.-S. You, R. Schmidt, D. A. Ivanov, M. Knap, E. Demler , Atomtronics with a spin: statistics of spin transport and non-equilibrium orthogonality catastrophe in cold quantum gases, Phys. Phys. B 99, 214505 (2019). [arXiv:1808.02062]

·      Cotlet, F. Pientka, R. Schmidt, G. Zarand, E. Demler, A. Imamoglu, Transport of neutral optical excitations using electric fields Phys. Rev. X 9, 041019 (2019).  [arXiv:1803.08509]

2018

·    F. Camargo, R.Schmidt, J. D. Whalen, R. Ding, G. Woehl Junior, S. Yoshida, J. Burgdörfer, F. B. Dunning, H. R. Sadeghpour, E. Demler, and T.C. Killian, Creation of Rydberg Polarons in a Bose Gas,  Phys. Rev. Lett. 120, 083401 (2018).[ arXiv:1706.03717]

·    R.Schmidt, F. Camargo, J. D. Whalen, R. Ding, G. Woehl Junior, S. Yoshida, J. Burgdörfer, F. B. Dunning, E. Demler, H. R. Sadeghpour, and T.C. Killian, Theory of excitation of Rydberg polarons in an atomic quantum gas, Phys. Rev. A 97, 022707 (2018).[ arXiv:1709.01838]

Wikipedia article: Rydberg Polarons

·   Y. Ashida, R.Schmidt, L. Tarruell, and E. Demler, Many-body interferometry of magnetic polaron dynamics, Phys. Rev. B 97, 060302(R) (2018).[ arXiv:1701.01454]

News coverage:

Research highlight in Nature Physics: Nature.com

·   R.Schmidt, M. Knap, D. A. Ivanov, J.-S. You, M. Cetina and E. Demler, Universal many-body response of heavy impurities coupled to a Fermi sea: a review of recent progress,  Rep. Prog. Phys. 81, 024401 (2018). [ arXiv:1702.08587]

·   M. Lemeshko, and R.Schmidt, Molecular impurities interacting with a many-particle environment: from ultracold gases to helium nanodroplets, Book chapter in

“Cold Chemistry: Molecular Scattering and Reactivity Near Absolute Zero”

edited by A. Osterwalder and O. Dulieu Royal Society of Chemistry (2018).[ arXiv:1703.06753]

·      C. Langmack, R. Schmidt, and W. Zwerger, Efimov states near a Feshbach resonance and the limits of van der Waals universality at finite background scattering length, Phys. Rev. A 97, 033623 (2018) .

2017

23. A. Mazurenko, C. S. Chiu, G. J. Ji, M. F. Parsons, M. Kanasz-Nagy, R.Schmidt, F. Grusdt, E. Demler, D. Greif, and M. Greiner  A cold-atom Fermi–Hubbard antiferromagnet, Nature 545, 462 (2017)[ arXiv:1612.08436] 

News coverage:

PhysicsWorld, The Science Times, phys.org, The Harvard Gazette

News and Views article by Thierry Giamarchi: “Quantum physics: A firmer grip on the Hubbard model”, Nature 545, 414 (2017).

22. K. Agarwal, R.Schmidt, B. Halperin, V. Oganesyan, G. Zarand, M. D. Lukin, E. Demler, Magnetic noise spectroscopy as a probe of local electronic correlations in two-dimensional systems, Phys. Rev. B 95, 155107 (2017) [ arXiv:1608.03278 ]

21. J. M. Pawlowski, M. M. Scherer, R.Schmidt, and S. J. Wetzel, Functional Renormalization Group Flows and the Physics of Regulator Choice,  Annals of Physics 384, 165 (2017)[ arXiv:1512.03598]

20. F. Grusdt, R.Schmidt, Y. Shchadilova, and E. Demler, Strong coupling Bose polarons in a BEC, Phys. Rev. A 96, 013607 (2017) [ arXiv:1704.02605]

19. R.Schmidt, and M. Knap, Quasiteilchen in Zeitlupe, Physik in unserer Zeit 48, 6 (2017).

2016

18. M. Cetina, M. Jag, R. S. Lous, I. Fritsche, J. T. M. Walraven, R. Grimm, J. Levinsen, M. M. Parish, R.Schmidt, M. Knap, and E. Demler, Ultrafast many-body interferometry of impurities coupled to a Fermi sea, Science 354, 96 (2016). [ arXiv:1604.07423

17. Y. Shchadilova, R.Schmidt, F. Grusdt, and E. Demler, Quantum dynamics of ultracold Bose polarons, Phys. Rev. Lett. 117, 113002 (2016). [ arXiv:1604.06469

16. R.Schmidt, H. Sadeghpour, and E. Demler, A mesoscopic Rydberg impurity in an atomic quantum gas, Phys. Rev. Lett. 116, 105302 (2016). [ arXiv:1510.09183

15. S. Markson, S. T. Rittenhouse, R.Schmidt, J. P. Shaffer, and H. R. Sadeghpour, Theory of ultralong-range Rydberg molecule formation incorporating spin-dependent relativistic effects: Cs(6s)–Cs(np) as case study, ChemPhysChem 17, 3683 (2016). [ arXiv:1608.06939

14. R.Schmidt, and M. Lemeshko, Deformation of a quantum many-particle system by a rotating impurity, Phys. Rev. X 6, 011012 (2016). [ arXiv:1507.03987

13. B. Midya, M. Tomza, R.Schmidt, and M. Lemeshko, Rotation of cold molecular ions inside a Bose-Einstein condensate, Phys. Rev. A 94, 041601 (Rapid Communication) (2016). [ arXiv:1607.06092 ]

Previous Publications

12. R. Schmidt, and M. Lemeshko, Rotation of Quantum Impurities in the Presence of a Many-Body Environment, Phys. Rev. Lett. 114, 203001 (2015) [Editor’s suggestion] [ arXiv:1502.03447]

Article on Wikipedia:  Quasiparticles

11. S. P. Rath, and R. Schmidt, Field-theoretical study of the Bose polaron, Phys. Rev. A 88, 053632 (2013). [ arXiv:1308.3457

10. R. Schmidt, S. P. Rath, and W. Zwerger, Efimov physics beyond universality, Eur. Phys. J. B 85, 386 (2012). [ arXiv:1201.4310

9. R. Schmidt, T. Enss, V. Pietilä, and E. Demler, Fermi polarons in two dimensions, Phys. Rev. A 85, 021602(R) (2012). [ arXiv:1110.1649

8. R. Schmidt, and T. Enss, Excitation spectra and rf response near the polaron-to-molecule transition from the functional renormalization group, Phys. Rev. A 83, 063620 (2011). [ arXiv:1104.1379

7. S. Floerchinger, S. Moroz, and R. Schmidt, Efimov Physics from the Functional Renormalization Group, Few-body Syst. 51, 153 (2011). [ arXiv:1102.0896]

6. R. Schmidt, and S. Moroz, Renormalization-group study of the four-body problem, Phys. Rev. A 81, 052709 (2010). [ arXiv:0910.4586

5. S. Moroz, and R. Schmidt, Nonrelativistic inverse square potential, scale anomaly, and complex extension, Annals of Physics 325, 491 (2010). [ arXiv:0909.3477]

4. R. Schmidt, and S. Moroz, Functional renormalization-group approach to the four-body problem, EPJ Web of Conf. 3, 19th International IUPAP Conference on Few-Body Problems in Physics (2010).

3. S. Floerchinger, R. Schmidt, and C. Wetterich, Three-body loss in lithium from functional renormalization, Phys. Rev. A 79, 053633 (2009). [ arXiv:0812.1191 ]

2. S. Moroz, S. Floerchinger, R. Schmidt, and C. Wetterich, Efimov effect from functional renormalization, Phys. Rev. A 79, 042705 (2009). [ arXiv:0812.0528 ]

1. S. Floerchinger, R. Schmidt, S. Moroz, and C. Wetterich, Functional renormalization for trion formation in ultracold fermion gases, Phys. Rev. A 79, 013603 (2009). [arXiv:0809.1675]