Pub­lic­a­tions

2024

Guided modes of thin-film lithium niobate slabs

M. Hammer, H. Farheen, J. Förstner, Optics Continuum (2024) 532822.


An efficient compact blazed grating antenna for optical phased arrays

H. Farheen, S. Joshi, J.C. Scheytt, V. Myroshnychenko, J. Förstner, Journal of Physics: Photonics 6 (2024) 045010.


Microscopic simulations of the dynamics of excitonic many-body correlations coupled to quantum light

H. Rose, P.R. Sharapova, T. Meier, in: M. Betz, A.Y. Elezzabi (Eds.), Ultrafast Phenomena and Nanophotonics XXVIII, SPIE, 2024.


Symmetry-protected TM modes in rib-like, plus-shaped optical waveguides with shallow etching

N. Üstün, H. Farheen, M. Hammer, J. Förstner, Journal of the Optical Society of America B 41 (2024) 2077.


Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides

M. Hammer, S. Babel, H. Farheen, L. Padberg, J.C. Scheytt, C. Silberhorn, J. Förstner, Optics Express 32 (2024) 22878.



Optical Stark effect in type-II semiconductor heterostructures

F. Schäfer, A. Trautmann, C. Ngo, J.T. Steiner, C. Fuchs, K. Volz, F. Dobener, M. Stein, T. Meier, S. Chatterjee, Physical Review B 109 (2024).


Quantum walks and entanglement in cavity networks

C. Di Fidio, L. Ares, J. Sperling, Physical Review A 110 (2024).



Defect-Assisted Exciton Transfer across the Tetracene-Si(111):H Interface

M. Krenz, U. Gerstmann, W.G. Schmidt, Physical Review Letters 132 (2024).


Relativistic calculation of the orbital hyperfine splitting in complex microscopic structures

K. Franzke, W.G. Schmidt, U. Gerstmann, Journal of Physics: Conference Series 2701 (2024).


Unbreakable and breakable quantum censorship

J. Pinske, J. Sperling, Physical Review A 109 (2024).


2023


Temporal Sorting of Optical Multiwave-Mixing Processes in Semiconductor Quantum Dots

S. Grisard, A.V. Trifonov, H. Rose, R. Reichhardt, M. Reichelt, C. Schneider, M. Kamp, S. Höfling, M. Bayer, T. Meier, I.A. Akimov, ACS Photonics 10 (2023) 3161–3170.


Increasing the upward radiation efficiency of optical phased arrays using asymmetric silicon horn antennas

H. Farheen, S. Joshi, J.C. Scheytt, V. Myroshnychenko, J. Förstner, in: 2023 IEEE Photonics Conference (IPC), IEEE, 2023.


Tailoring the directive nature of optical waveguide antennas

H. Farheen, L.-Y. Yan, T. Leuteritz, S. Qiao, F. Spreyer, C. Schlickriede, V. Quiring, C. Eigner, C. Silberhorn, T. Zentgraf, S. Linden, V. Myroshnychenko, J. Förstner, in: S.M. García-Blanco, P. Cheben (Eds.), Integrated Optics: Devices, Materials, and Technologies XXVII, SPIE, 2023, p. 124241E.


Optimized silicon antennas for optical phased arrays

H. Farheen, A. Strauch, J.C. Scheytt, V. Myroshnychenko, J. Förstner, in: S.M. García-Blanco, P. Cheben (Eds.), Integrated Optics: Devices, Materials, and Technologies XXVII, SPIE, 2023, p. 124241D.


How to suppress radiative losses in high-contrast integrated Bragg gratings

M. Hammer, H. Farheen, J. Förstner, Journal of the Optical Society of America B 40 (2023) 862.


Optimized, Highly Efficient Silicon Antennas for Optical Phased Arrays

H. Farheen, A. Strauch, J.C. Scheytt, V. Myroshnychenko, J. Förstner, Photonics and Nanostructures - Fundamentals and Applications 58 (2023) 101207.


Theoretical analysis of four-wave mixing on semiconductor quantum dot ensembles with quantum light

H. Rose, S. Grisard, A.V. Trifonov, R. Reichhardt, M. Reichelt, M. Bayer, I.A. Akimov, T. Meier, Theoretical Analysis of Four-Wave Mixing on Semiconductor Quantum Dot Ensembles with Quantum Light, LibreCat University, 2023.


Vibrational Properties of the Potassium Titanyl Phosphate Crystal Family

S. Neufeld, U. Gerstmann, L. Padberg, C. Eigner, G. Berth, C. Silberhorn, L.M. Eng, W.G. Schmidt, M. Rüsing, Crystals 13 (2023).



Nonlinear Dielectric Geometric-Phase Metasurface with Simultaneous Structure and Lattice Symmetry Design

B. Liu, R. Geromel, Z. Su, K. Guo, Y. Wang, Z. Guo, L. Huang, T. Zentgraf, ACS Photonics 10 (2023) 4357–4366.


On‐Demand Indistinguishable and Entangled Photons Using Tailored Cavity Designs

D. Bauch, D. Siebert, K. Jöns, J. Förstner, S. Schumacher, Advanced Quantum Technologies (2023).



Geometric-phase metalens to be used for tunable optical tweezers in microfluidics

R. Geromel, R. Rennerich, T. Zentgraf, H.-S. Kitzerow, Liquid Crystals 50 (2023) 1193–1203.



Symmetry governed nonlinear selection rules in nanophotonics

T. Zentgraf, in: N.C. Panoiu (Ed.), Fundamentals and Applications of Nonlinear Nanophotonics, 1st ed., Elsevier, Amsterdam, 2023.


Dispersion control with integrated plasmonic metasurfaces

R. Geromel, P. Georgi, M. Protte, T. Bartley, L. Huang, T. Zentgraf, in: CLEO: Fundamental Science 2023, Optica Publishing Group, 2023.


Generation of 100 GHz Periodic Nyquist Pulses using Cascaded Mach-Zehnder Modulators in a Silicon Electronic-Photonic Platform

C. Kress, T. Schwabe, C. Silberhorn, J.C. Scheytt, in: Conference on Lasers and Electro-Optics (CLEO) 2023, Optica Publishing Group, 2023.



Revealing the nonadiabatic tunneling dynamics in solid-state high harmonic generation

R. Zuo, X. Song, S. Ben, T. Meier, W. Yang, Physical Review Research 5 (2023).


Theoretical analysis of four-wave mixing on semiconductor quantum dot ensembles with quantum light

H. Rose, S. Grisard, A.V. Trifonov, R. Reichhardt, M. Reichelt, M. Bayer, I.A. Akimov, T. Meier, in: Ultrafast Phenomena and Nanophotonics XXVII, SPIE, 2023.


Efficient Modeling and Tailoring of Nonlinear Wavefronts in Dielectric Metasurfaces

D. Hähnel, J. Förstner, V. Myroshnychenko, ACS Photonics (2023).


Compact Metasurface-Based Optical Pulse-Shaping Device

R. Geromel, P. Georgi, M. Protte, S. Lei, T. Bartley, L. Huang, T. Zentgraf, Nano Letters 23 (2023) 3196–3201.


Quantum-optical excitations of semiconductor nanostructures in a microcavity using a two-band model and a single-mode quantum field

H. Rose, A.N. Vasil’ev, O.V. Tikhonova, T. Meier, P. Sharapova, Physical Review A 107 (2023).


A multi-mode super-fano mechanism for enhanced third harmonic generation in silicon metasurfaces

D. Hähnel, C. Golla, M. Albert, T. Zentgraf, V. Myroshnychenko, J. Förstner, C. Meier, Light: Science & Applications 12 (2023) 97.


Tracking Quantum Coherence in Polariton Condensates with Time-Resolved Tomography

C. Lüders, M. Pukrop, F. Barkhausen, E. Rozas, C. Schneider, S. Höfling, J. Sperling, S. Schumacher, M. Aßmann, Physical Review Letters 130 (2023).


Room-Temperature Electrical Field-Enhanced Ultrafast Switch in Organic Microcavity Polariton Condensates

J. De, X. Ma, F. Yin, J. Ren, J. Yao, S. Schumacher, Q. Liao, H. Fu, G. Malpuech, D. Solnyshkov, Journal of the American Chemical Society (JACS) 145 (2023) 1557–1563.


Detector entanglement: Quasidistributions for Bell-state measurements

J. Sperling, I. Gianani, M. Barbieri, E. Agudelo, Physical Review A 107 (2023).



Temporal sorting of optical multi-wave-mixing processes in semiconductor quantum dots

T. Meier, S. Grisard, A.V. Trifonov, H. Rose, R. Reichhardt, M. Reichelt, C. Schneider, M. Kamp, S. Höfling, M. Bayer, I.A. Akimov, Arxiv:2302.02480 (2023).


Nonlinear Dielectric Nanoresonators and Metasurfaces: Toward Efficient Generation of Entangled Photons

P.R. Sharapova, S.S. Kruk, A.S. Solntsev, Laser & Photonics Reviews (2023).


2022

Optimization of optical waveguide antennas for directive emission of light

H. Farheen, T. Leuteritz, S. Linden, V. Myroshnychenko, J. Förstner, Journal of the Optical Society of America B 39 (2022) 83.



Broadband optical Ta2O5 antennas for directional emission of light

H. Farheen, L.-Y. Yan, V. Quiring, C. Eigner, T. Zentgraf, S. Linden, J. Förstner, V. Myroshnychenko, Optics Express 30 (2022) 19288.


Third‐Order Susceptibility of Lithium Niobate: Influence of Polarons and Bipolarons

A.L. Kozub, U. Gerstmann, W.G. Schmidt, Physica Status Solidi (b) 260 (2022).


A density-functional theory study of hole and defect-bound exciton polarons in lithium niobate

F. Schmidt, A.L. Kozub, U. Gerstmann, W.G. Schmidt, A. Schindlmayr, Crystals 12 (2022).


Efficient Third-harmonic Generation Control with Ultrathin Dielectric Geometric-phase Metasurface

B. Liu, L. Huang, T. Zentgraf, in: Conference on Lasers and Electro-Optics, Optica Publishing Group, 2022.


Driven Gaussian quantum walks

P. Held, M. Engelkemeier, S. De, S. Barkhofen, J. Sperling, C. Silberhorn, Physical Review A 105 (2022).


Electrochemical performance of KTiOAsO_4 (KTA) in potassium-ion batteries from density-functional theory

A. Bocchini, U. Gerstmann, T. Bartley, H.-G. Steinrück, G. Henkel, W.G. Schmidt, Phys. Rev. Materials 6 (2022) 105401.


Oxygen vacancies in KTiOPO_4: Optical absorption from hybrid DFT

A. Bocchini, U. Gerstmann, W.G. Schmidt, Phys. Rev. B 105 (2022) 205118.


DC Ionic Conductivity in KTP and Its Isomorphs: Properties, Methods for Suppression, and Its Connection to Gray Tracking

L. Padberg, V. Quiring, A. Bocchini, M. Santandrea, U. Gerstmann, W.G. Schmidt, C. Silberhorn, C. Eigner, Crystals 12 (2022) 1359.


Bound polaron formation in lithium niobate from ab initio molecular dynamics

M. Krenz, U. Gerstmann, W.G. Schmidt, Applied Physics A 128 (2022) 480.


Electron polarons in lithium niobate: Charge localization, lattice deformation, and optical response

F. Schmidt, A.L. Kozub, U. Gerstmann, W.G. Schmidt, A. Schindlmayr, in: G. Corradi, L. Kovács (Eds.), New Trends in Lithium Niobate: From Bulk to Nanocrystals, MDPI, Basel, 2022, pp. 231–248.


Electron–Nuclear Coherent Coupling and Nuclear Spin Readout through Optically Polarized V<sub>B</sub><sup>–</sup> Spin States in hBN

F.F. Murzakhanov, G.V. Mamin, S.B. Orlinskii, U. Gerstmann, W.G. Schmidt, T. Biktagirov, I. Aharonovich, A. Gottscholl, A. Sperlich, V. Dyakonov, V.A. Soltamov, Nano Letters 22 (2022) 2718–2724.


Tilting nondispersive bands in an empty microcavity

Y. Gao, Y. Li, X. Ma, M. Gao, H. Dai, S. Schumacher, T. Gao, Applied Physics Letters 121 (2022).


Helical Polariton Lasing from Topological Valleys in an Organic Crystalline Microcavity

T. Long, X. Ma, J. Ren, F. Li, Q. Liao, S. Schumacher, G. Malpuech, D. Solnyshkov, H. Fu, Advanced Science 9 (2022).


Unidirectional vortex waveguides and multistable vortex pairs in polariton condensates

X. Gao, W. Hu, S. Schumacher, X. Ma, Optics Letters 47 (2022) 3235–3238.


Switching Off a Microcavity Polariton Condensate near the Exceptional Point

Y. Li, X. Ma, Z. Hatzopoulos, P.G. Savvidis, S. Schumacher, T. Gao, ACS Photonics 9 (2022) 2079–2086.


Pulse shaping for on-demand emission of single Raman photons from a quantum-dot biexciton

T. Praschan, D. Heinze, D. Breddermann, A. Zrenner, A. Walther, S. Schumacher, Physical Review B 105 (2022).


Manipulating polariton condensates by Rashba-Dresselhaus coupling at room temperature

Y. Li, X. Ma, X. Zhai, M. Gao, H. Dai, S. Schumacher, T. Gao, Nature Communications 13 (2022).


Nonlinear down-conversion in a single quantum dot

B. Jonas, D.F. Heinze, E. Schöll, P. Kallert, T. Langer, S. Krehs, A. Widhalm, K. Jöns, D. Reuter, A. Zrenner, Nonlinear Down-Conversion in a Single Quantum Dot, LibreCat University, 2022.


Nonlinear down-conversion in a single quantum dot

B. Jonas, D.F. Heinze, E. Schöll, P. Kallert, T. Langer, S. Krehs, A. Widhalm, K. Jöns, D. Reuter, S. Schumacher, A. Zrenner, Nature Communications 13 (2022).


Multiple Rabi rotations of trions in InGaAs quantum dots observed by photon echo spectroscopy with spatially shaped laser pulses

S. Grisard, H. Rose, A.V. Trifonov, R. Reichhardt, D.E. Reiter, M. Reichelt, C. Schneider, M. Kamp, S. Höfling, M. Bayer, T. Meier, I.A. Akimov, Physical Review B 106 (2022).


Microscopic simulations of high harmonic generation from semiconductors

A. Trautmann, R. Zuo, G. Wang, W.-R. Hannes, S. Yang, L.H. Thong, C. Ngo, J. Steiner, M. Ciappina, M. Reichelt, H.T. Duc, X. Song, W. Yang, T. Meier, in: M. Betz, A.Y. Elezzabi (Eds.), Ultrafast Phenomena and Nanophotonics XXVI, 2022.


Coherent contributions to population dynamics in a semiconductor microcavity

J. Paul, H. Rose, E. Swagel, T. Meier, J.K. Wahlstrand, A.D. Bristow, Physical Review B 105 (2022).


Quasiparticle energies and optical response of RbTiOPO4 and KTiOAsO4

S. Neufeld, A. Schindlmayr, W.G. Schmidt, Journal of Physics: Materials 5 (2022).


Small-scale online simulations in guided-wave photonics

M. Hammer, in: S.M. García-Blanco, P. Cheben (Eds.), Integrated Optics: Devices, Materials, and Technologies XXVI, SPIE, 2022, p. 1200414.


Flexible source of correlated photons based on LNOI rib waveguides

L. Ebers, A. Ferreri, M. Hammer, M. Albert, C. Meier, J. Förstner, P.R. Sharapova, Journal of Physics: Photonics 4 (2022) 025001.



Light Scattering by Large Densely Packed Clusters of Particles

Y. Grynko, Y. Shkuratov, S. Alhaddad, J. Förstner, in: A. Kokhanovsky (Ed.), Springer Series in Light Scattering - Volume 8: Light Polarization and Multiple Scattering in Turbid Media, Springer International Publishing, Cham, 2022.


Asymmetric parametric generation of images with nonlinear dielectric metasurfaces

S.S. Kruk, L. Wang, B. Sain, Z. Dong, J. Yang, T. Zentgraf, Y. Kivshar, Nature Photonics 16 (2022) 561–565.


Efficient Frequency Conversion with Geometric Phase Control in Optical Metasurfaces

B. Reineke Matsudo, B. Sain, L. Carletti, X. Zhang, W. Gao, C. Angelis, L. Huang, T. Zentgraf, Advanced Science 9 (2022).


Resonant evanescent excitation of OAM modes in a high-contrast circular step-index fiber

M. Hammer, L. Ebers, J. Förstner, in: D.L. Andrews, E.J. Galvez, H. Rubinsztein-Dunlop (Eds.), Complex Light and Optical Forces XVI, SPIE, 2022, p. 120170F.


Electric-field-induced second harmonic generation in silicon dioxide

A. Widhalm, C. Golla, N. Weber, P. Mackwitz, A. Zrenner, C. Meier, Optics Express 30 (2022).


2021

Dielectric travelling wave antennas for directional light emission

T. Leuteritz, H. Farheen, S. Qiao, F. Spreyer, C. Schlickriede, T. Zentgraf, V. Myroshnychenko, J. Förstner, S. Linden, Optics Express 29 (2021).


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, Controlling the Emission Time of Photon Echoes by Optical Freezing of Exciton Dephasing and Rephasing in Quantum-Dot Ensembles, LibreCat University, 2021.


Nondegenerate two-photon absorption in ZnSe: Experiment and theory

L. Krauss-Kodytek, W.-R. Hannes, T. Meier, C. Ruppert, M. Betz, Nondegenerate Two-Photon Absorption in ZnSe: Experiment and Theory, LibreCat University, 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).


Selective area growth of cubic gallium nitride on silicon (001) and 3C-silicon carbide (001)

F. Meier, M. Protte, E. Baron, M. Feneberg, R. Goldhahn, D. Reuter, D.J. As, AIP Advances (2021).


HighPerMeshes – A Domain-Specific Language for Numerical Algorithms on Unstructured Grids

S. Alhaddad, J. Förstner, S. Groth, D. Grünewald, Y. Grynko, F. Hannig, T. Kenter, F.-J. Pfreundt, C. Plessl, M. Schotte, T. Steinke, J. Teich, M. Weiser, F. Wende, in: Euro-Par 2020: Parallel Processing Workshops, Cham, 2021.


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.


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)3×3R30∘−B 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.


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.


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).


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).


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).


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).


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.


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.


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).



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.


Quantifying Quantum Coherence in Polariton Condensates

C. Lüders, M. Pukrop, E. Rozas, C. Schneider, S. Höfling, J. Sperling, S. Schumacher, M. Aßmann, PRX Quantum (2021).


Quantum optical coherence: From linear to nonlinear interferometers

K.H. Luo, M. Santandrea, M. Stefszky, J. Sperling, M. Massaro, A. Ferreri, P. Sharapova, H. Herrmann, C. Silberhorn, Physical Review A (2021).



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