Split-ring polariton condensates as macroscopic two-level quantum systems
Y. Xue, I. Chestnov, E. Sedov, E. Kiktenko, A.K. Fedorov, S. Schumacher, X. Ma, A. Kavokin, Physical Review Research 3 (2021).

Spin Polarization, Electron–Phonon Coupling, and Zero-Phonon Line of the NV Center in 3C-SiC
H. Jurgen von Bardeleben, J.-L. Cantin, U. Gerstmann, W.G. Schmidt, T. Biktagirov, Nano Letters 21 (2021) 8119–8125.

Adsorption and Reaction of PbPc on Hydrogenated Epitaxial Graphene
D. Slawig, M. Gruschwitz, U. Gerstmann, E. Rauls, C. Tegenkamp, The Journal of Physical Chemistry C 125 (2021) 20087–20093.

Neighboring Atom Collisions in Solid-State High Harmonic Generation
R. Zuo, A. Trautmann, G. Wang, W.-R. Hannes, S. Yang, X. Song, T. Meier, M. Ciappina, H.T. Duc, W. Yang, Ultrafast Science 2021 (2021).

Low-field onset of Wannier-Stark localization in a polycrystalline hybrid organic inorganic perovskite
D. Berghoff, J. Bühler, M. Bonn, A. Leitenstorfer, T. Meier, H. Kim, Nature Communications 12 (2021).

Electron polarons in lithium niobate: Charge localization, lattice deformation, and optical response
F. Schmidt, A.L. Kozub, U. Gerstmann, W.G. Schmidt, A. Schindlmayr, Crystals 11 (2021) 542.

Controlling the emission time of photon echoes by optical freezing of exciton dephasing and rephasing in quantum-dot ensembles
M. Reichelt, H. Rose, A.N. Kosarev, S.V. Poltavtsev, M. Bayer, I.A. Akimov, C. Schneider, M. Kamp, S. Höfling, T. Meier, in: M. Betz, A.Y. Elezzabi (Eds.), Ultrafast Phenomena and Nanophotonics XXV, 2021.

Electronic structure of the Si(111)3×3B surface from theory and photoemission spectroscopy
H. Aldahhak, C. Hogan, S. Lindner, S. Appelfeller, H. Eisele, W.G. Schmidt, M. Dähne, U. Gerstmann, M. Franz, Physical Review B 103 (2021) 035303.

Impact of screening and relaxation on weakly coupled two-dimensional heterostructures
T.T.N. Nguyen, T. Sollfrank, C. Tegenkamp, E. Rauls, U. Gerstmann, Physical Review B 103 (2021) L201408.

Potassium titanyl phosphate Z- and Y-cut surfaces from density-functional theory
S. Neufeld, A. Bocchini, W.G. Schmidt, Physical Review Materials (2021).

Lattice parameters and electronic band gap of orthorhombic potassium sodium niobate K0.5N.5NbO3 from density-functional theory
N. Bidaraguppe Ramesh, F. Schmidt, A. Schindlmayr, The European Physical Journal B 94 (2021).

Bright correlated twin-beam generation and radiation shaping in high-gain parametric down-conversion with anisotropy
M. Riabinin, P. Sharapova, T. Meier, Optics Express 29 (2021) 21876–21890.

Ultrafast electric control of cavity mediated single-photon and photon-pair generation with semiconductor quantum dots
D. Bauch, D.F. Heinze, J. Förstner, K. Jöns, S. Schumacher, Physical Review B 104 (2021) 085308.

Structuring coflowing and counterflowing currents of polariton condensates in concentric ring-shaped and elliptical potentials
F. Barkhausen, M. Pukrop, S. Schumacher, X. Ma, Physical Review B 103 (2021).

Polaronic enhancement of second-harmonic generation in lithium niobate
A.L. Kozub, A. Schindlmayr, U. Gerstmann, W.G. Schmidt, Physical Review B 104 (2021) 174110.

Nondegenerate two-photon absorption in ZnSe: Experiment and theory
L. Krauss-Kodytek, W.-R. Hannes, T. Meier, C. Ruppert, M. Betz, Physical Review B 104 (2021).

Generating two-mode squeezing with multimode measurement-induced nonlinearity
M. Riabinin, P. Sharapova, T. Bartley, T. Meier, Journal of Physics Communications 5 (2021).

Nondegenerate two-photon absorption in ZnSe: Experiment and theory
L. Krauss-Kodytek, W.-R. Hannes, T. Meier, C. Ruppert, M. Betz, Physical Review B 104 (2021).

Extremely low-energy ARPES of quantum well states in cubic-GaN/AlN and GaAs/AlGaAs heterostructures
M. Hajlaoui, S. Ponzoni, M. Deppe, T. Henksmeier, D.J. As, D. Reuter, T. Zentgraf, G. Springholz, C.M. Schneider, S. Cramm, M. Cinchetti, Scientific Reports 11 (2021).

Hybrid coupled mode modelling of the evanescent excitation of a dielectric tube by semi-guided waves at oblique angles
M. Hammer, L. Ebers, J. Förstner, Optical and Quantum Electronics 52 (2020).