Publikationen
Nanosecond gating of superconducting nanowire single-photon detectors using cryogenic bias circuitry
T. Hummel, A. Widhalm, J.P. Höpker, K. Jöns, J. Chang, A. Fognini, S. Steinhauer, V. Zwiller, A. Zrenner, T. Bartley, Optics Express 31 (2023).
Verschränkung wie am Fließband
S. Barkhofen, B. Brecht, C. Silberhorn, Physik in unserer Zeit 54 (2023) 10–11.
Tailored Frequency Conversion Makes Infrared Light Visible for Streak Cameras
C. Lüders, J. Gil-Lopez, M. Allgaier, B. Brecht, M. Aßmann, C. Silberhorn, M. Bayer, Physical Review Applied 19 (2023).
Quantum space, ground space traversal, and how to embed multi-prover interactive proofs into unentanglement
S. Gharibian, D. Rudolph, in: 14th Innovations in Theoretical Computer Science (ITCS), 2023, p. 53:1-53:23.
Dynamic conditioning of two particle discrete-time quantum walks
F. Pegoraro, P. Held, S. Barkhofen, B. Brecht, C. Silberhorn, Physica Scripta 98 (2023).
Three-dimensional dipole momentum analog based on L-shape metasurface
T. Li, Y. Chen, Y. Wang, T. Zentgraf, L. Huang, Applied Physics Letters 122 (2023).
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).
Realization of a Multi-Output Quantum Pulse Gate for Decoding High-Dimensional Temporal Modes of Single-Photon States
L. Serino, J. Gil López, M. Stefszky, R. Ricken, C. Eigner, B. Brecht, C. Silberhorn, PRX Quantum 4 (2023).
Entanglement of particles versus entanglement of fields: Independent quantum resources
J. Sperling, E. Agudelo, Physical Review A 107 (2023).
Detector entanglement: Quasidistributions for Bell-state measurements
J. Sperling, I. Gianani, M. Barbieri, E. Agudelo, Physical Review A 107 (2023).
On-demand indistinguishable and entangled photons at telecom frequencies using tailored cavity designs
D. Bauch, D. Siebert, K. Jöns, J. Förstner, S. Schumacher, (2023).
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).
Improved Hardness Results for the Guided Local Hamiltonian Problem
S. Gharibian, R. Hayakawa, F.L. Gall, T. Morimae, in: Proceedings of the 50th EATCS International Colloquium on Automata, Languages and Programming (ICALP), n.d.
The Complexity of Translationally Invariant Problems beyond Ground State Energies
S. Gharibian, J. Watson, J. Bausch, in: Proceedings of the 40th International Symposium on Theoretical Aspects of Computer Science (STACS), 2023, p. 54:1-54:21.
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.
A Pulsed Lidar System With Ultimate Quantum Range Accuracy
S. Kruse, L. Serino, P.F. Folge, D. Echeverria Oviedo, A. Bhattacharjee, M. Stefszky, J.C. Scheytt, B. Brecht, C. Silberhorn, IEEE Photonics Technology Letters 35 (2023) 769–772.
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.
Dynamic control of hybrid grafted perfect vector vortex beams
H. Ahmed, M.A. Ansari, Y. Li, T. Zentgraf, M.Q. Mehmood, X. Chen, Nature Communications 14 (2023).
Demonstration of Hong-Ou-Mandel interference in an LNOI directional coupler
S. Babel, L. Bollmers, M. Massaro, K.H. Luo, M. Stefszky, F. Pegoraro, P. Held, H. Herrmann, C. Eigner, B. Brecht, L. Padberg, C. Silberhorn, Optics Express 31 (2023).
The Optimal Depth of Variational Quantum Algorithms Is QCMA-Hard to Approximate
L. Bittel, S. Gharibian, M. Kliesch, in: Proceedings of the 38th Computational Complexity Conference (CCC), 2023, p. 34:1-34:24.
Fully guided and phase locked Ti:PPLN waveguide squeezing for applications in quantum sensing
R. Domeneguetti, M. Stefszky, H. Herrmann, C. Silberhorn, U.L. Andersen, J.S. Neergaard-Nielsen, T. Gehring, Optics Letters 48 (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.
Degenerate photons from a cryogenic spontaneous parametric down-conversion source
N.A. Lange, T. Schapeler, J.P. Höpker, M. Protte, T. Bartley, Physical Review A 108 (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.
Second Harmonic Optical Circular Dichroism of Plasmonic Chiral Helicoid-III Nanoparticles
F. Spreyer, J. Mun, H. Kim, R.M. Kim, K.T. Nam, J. Rho, T. Zentgraf, ACS Photonics 9 (2022) 784–792.
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).
Spin-Orbit Interaction of Light Enabled by Negative Coupling in High-Quality-Factor Optical Metasurfaces
W. Gao, B. Sain, T. Zentgraf, Physical Review Applied 17 (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.
Design and investigation of a metalens for efficiency enhancement of laser-waveguide coupling in a limited space system
H. laeim, C. Schlickriede, P. Chaisakul, N. Chattham, H. Panitchakan, K. Siangchaew, T. Zentgraf, A. Pattanaporhratana, in: N. Engheta, M.A. Noginov, N.I. Zheludev (Eds.), Metamaterials, Metadevices, and Metasystems 2022, SPIE, 2022.
Experimental verification of the acoustic geometric phase
B. Liu, Z. Zhou, Y. Wang, T. Zentgraf, Y. Li, L. Huang, Applied Physics Letters 120 (2022).
Ruelle–Pollicott resonances for manifolds with hyperbolic cusps
Y. Guedes Bonthonneau, T. Weich, Journal of the European Mathematical Society 24 (2022) 851–923.
Poisson transforms for trees of bounded degree
K.-U. Bux, J. Hilgert, T. Weich, Journal of Spectral Theory 12 (2022) 659–681.
Information extraction in photon-counting experiments
T. Schapeler, T. Bartley, Physical Review A 106 (2022).
Laser-lithographically written micron-wide superconducting nanowire single-photon detectors
M. Protte, V.B. Verma, J.P. Höpker, R.P. Mirin, S. Woo Nam, T. Bartley, Superconductor Science and Technology 35 (2022).
Cryogenic integrated spontaneous parametric down-conversion
N.A. Lange, J.P. Höpker, R. Ricken, V. Quiring, C. Eigner, C. Silberhorn, T. Bartley, Optica 9 (2022).
Cryogenic electro-optic modulation in titanium in-diffused lithium niobate waveguides
F. Thiele, F. vom Bruch, J. Brockmeier, M. Protte, T. Hummel, R. Ricken, V. Quiring, S. Lengeling, H. Herrmann, C. Eigner, C. Silberhorn, T. Bartley, Journal of Physics: Photonics 4 (2022).
Opto-electronic bias of a superconducting nanowire single photon detector using a cryogenic photodiode
F. Thiele, T. Hummel, M. Protte, T. Bartley, APL Photonics 7 (2022).
Semiclassical formulae For Wigner distributions
S. Barkhofen, P. Schütte, T. Weich, Journal of Physics A: Mathematical and Theoretical 55 (2022).
Scalable Generation of Multiphoton Entangled States by Active Feed-Forward and Multiplexing
E. Meyer-Scott, N. Prasannan, I. Dhand, C. Eigner, V. Quiring, S. Barkhofen, B. Brecht, M.B. Plenio, C. Silberhorn, Physical Review Letters 129 (2022).
Scalable Generation of Multiphoton Entangled States by Active Feed-Forward and Multiplexing
E. Meyer-Scott, N. Prasannan, I. Dhand, C. Eigner, V. Quiring, S. Barkhofen, B. Brecht, M.B. Plenio, C. Silberhorn, Physical Review Letters 129 (2022).
Quantum-state creation in nonlinear-waveguide arrays
C.S. Hamilton, R. Christ, S. Barkhofen, S.M. Barnett, I. Jex, C. Silberhorn, Physical Review A 105 (2022).
Scalable integration of quantum emitters into photonic integrated circuits
M. Sartison, O. Camacho Ibarra, K.D. Jöns, I. Caltzidis, D. Reuter, 2 (2022).
Stimulated Generation of Indistinguishable Single Photons from a Quantum Ladder System
F. Sbresny, L. Hanschke, E. Schöll, W. Rauhaus, B. Scaparra, K. Boos, E.Z. Casalengua, H. H. Riedl, E.D. Valle, J.J. Finley, K.D. Jöns, K. Müller, 128 (2022).
Quantum photonics with layered 2D materials
M. Turunen, M. Brotons-Gisbert, Y. Dai, Y. Wang, E. Scerri, C. Bonato, K.D. Jöns, Z. Sun, B.D. Gerardot, 4 (2022) 219–236.
The potential and global outlook of integrated photonics for quantum technologi
E. Pelucchi, G. Fagas, I. Aharonovich, D. Englund, E. Figueroa, Q. Gong, H. Hannes, J. Liu, C.-Y. Lu, N. Matsuda, J.W. Pan, F. Schreck, F. Sciarrino, C. Silberhorn, J. Wang, K.D. Jöns, 4 (2022) 194–208.
Quantum generalizations of the polynomial hierarchy with applications to QMA(2)
S. Gharibian, M. Santha, J. Sikora, A. Sundaram, J. Yirka, Computational Complexity 31 (2022).
Dequantizing the Quantum Singular Value Transformation: Hardness and Applications to Quantum Chemistry and the Quantum PCP Conjecture
S. Gharibian, F.L. Gall, in: Proceedings of the 54th ACM Symposium on Theory of Computing (STOC), n.d., pp. 19–32.
On polynomially many queries to NP or QMA oracles
S. Gharibian, D. Rudolph, in: 13th Innovations in Theoretical Computer Science (ITCS 2022), 2022, pp. 1–27.
Porous SiO2 coated dielectric metasurface with consistent performance independent of environmental conditions
R. Geromel, C. Weinberger, K. Brormann, M. Tiemann, T. Zentgraf, Optical Materials Express 12 (2022) 13–21.
Steady states of Λ-type three-level systems excited by quantum light with various photon statistics in lossy cavities
H. Rose, O.V. Tikhonova, T. Meier, P. Sharapova, New Journal of Physics 24 (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).
Theoretical analysis of correlations between two quantum fields exciting a three-level system using the cluster-expansion approach
H. Rose, O.V. Tikhonova, T. Meier, P. Sharapova, in: M. Betz, A.Y. Elezzabi (Eds.), Ultrafast Phenomena and Nanophotonics XXVI, 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).
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).
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).
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.
Direct Measurement of Higher-Order Nonlinear Polarization Squeezing
N. Prasannan, J. Sperling, B. Brecht, C. Silberhorn, Physical Review Letters 129 (2022).
Multichannel Superposition of Grafted Perfect Vortex Beams
H. Ahmed, Y. Intaravanne, Y. Ming, M.A. Ansari, G.S. Buller, T. Zentgraf, X. Chen, Advanced Materials 34 (2022).
Broadband Mach-Zehnder Modulator with Linear Driver in Electronic-Photonic Co-Integrated Platform
C. Kress, T. Schwabe, H. Rhee, S. Kerman, J.C. Scheytt, in: Optica Advanced Photonics Congress 2022, 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).
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.
Optical secret sharing with cascaded metasurface holography
P. Georgi, Q. Wei, B. Sain, C. Schlickriede, Y. Wang, L. Huang, T. Zentgraf, Science Advances 7 (2021).
Observing 0D subwavelength-localized modes at ~100 THz protected by weak topology
J. Lu, K.G. Wirth, W. Gao, A. Heßler, B. Sain, T. Taubner, T. Zentgraf, Science Advances 7 (2021).
High frequency limits for invariant Ruelle densities
C. Guillarmou, J. Hilgert, T. Weich, Annales Henri Lebesgue 4 (2021) 81–119.
Quantum-Classical Correspondence on Associated Vector Bundles Over Locally Symmetric Spaces
B. Küster, T. Weich, International Mathematics Research Notices 2021 (2021) 8225–8296.
Effects of coherence on temporal resolution
S. De, J. Gil López, B. Brecht, C. Silberhorn, L.L. Sánchez-Soto, Z. Hradil, J. Řeháček, Physical Review Research 3 (2021).
Continuous variable multimode quantum states via symmetric group velocity matching
V. Roman-Rodriguez, B. Brecht, K. Srinivasan, C. Silberhorn, N. Treps, E. Diamanti, V. Parigi, New Journal of Physics 23 (2021).
Wave Front Sets of Nilpotent Lie Group Representations
T. Weich, J. Budde, ArXiv:2103.02968v1 (2021).
SRB Measures of Anosov Actions
T. Weich, Y. Guedes Bonthonneau, C. Guillarmou, ArXiv:2103.12127 (2021).
Production of waveguides made of materials from the KTP family
L. Padberg, C. Eigner, M. Santandrea, C. Silberhorn, (2021).
The potential and global outlook of integrated photonics for quantum technologies
E. Pelucchi, G. Fagas, I. Aharonovich, D. Englund, E. Figueroa, Q. Gong, H. Hannes, J. Liu, C.-Y. Lu, N. Matsuda, J.-W. Pan, F. Schreck, F. Sciarrino, C. Silberhorn, J. Wang, K. Jöns, Nature Reviews Physics 4 (2021) 194–208.
Improved non-linear devices for quantum applications
J. Gil López, M. Santandrea, G. Roland, B. Brecht, C. Eigner, R. Ricken, V. Quiring, C. Silberhorn, New Journal of Physics (2021).
Universal compressive tomography in the time-frequency domain
J. Gil López, Y.S. Teo, S. De, B. Brecht, H. Jeong, C. Silberhorn, L.L. Sánchez-Soto, Optica (2021).
Steady states of $Λ$-type three-level systems excited by quantum light in lossy cavities
H. Rose, O.V. Tikhonova, T. Meier, P. Sharapova, ArXiv:2109.00842 (2021).
Reconfigurable quantum photonics with on-chip detectors
S. Gyger, J. Zichi, L. Schweickert, A.W. Elshaari, S. Steinhauer, S.F. Covre da Silva, A. Rastelli, V. Zwiller, K.D. Jöns, C. Errando-Herranz, 12 (2021) 1408.
Engineering the Luminescence and Generation of Individual Defect Emitters in Atomically Thin MoS2
J. Klein, L. Sigl, S. Gyger, K. Barthelmi, M. Florian, S. Rey, T. Taniguchi, K. Watanabe, F. Jahnke, C. Kastl, V. Zwiller, K.D. Jöns, K. Müller, U. Wurstbauer, J.F. Finley, A.W. Holleitner, 8 (2021) 669–677.
Quantum Teleportation with Imperfect Quantum Dots
F. Basso Basset, F. Salusti, L. Schweickert, M.B. Rota, D. Tedeschi, S.F. Covre da Silva, E. Roccia, V. Zwiller, K.D. Jöns, A. Rastelli, R. Trotta, 7 (2021).
Quantum dots as potential sources of strongly entangled photons: Perspectives and challenges for applications in quantum networks
C. Schimpf, M. Reindl, F.B. Basset, K.D. Jöns, R. Trotta, A. Rastelli, 118 (2021).
Gate-Switchable Arrays of Quantum Light Emitters in Contacted Monolayer MoS2 van der Waals Heterodevices
A. Hötger, J. Klein, K. Barthelmi, L. Sigl, F. Sigger, W. Männer, S. Gyger, M. Florian, M. Lorke, F. Jahnke, T. Taniguchi, K. Watanabe, K.D. Jöns, U. Wurstbauer, C. Kastl, K. Müller, J.J. J. J. Finley, A.W. A. W. Holleitner, 21 (2021) 1040–1046.
Quantum dot technology for quantum repeaters: from entangled photon generation toward the integration with quantum memories
J. Neuwirth, F. Basso Basset, M.B. Rota, E. Roccia, C. Schimpf, K.D. Jöns, A. Rastelli, R. Trotta, 1 (2021).
Strain-Controlled Quantum Dot Fine Structure for Entangled Photon Generation at 1550 nm
T. Lettner, S. Gyger, K.D. Zeuner, L. Schweickert, S. Steinhauer, C.R. Hedlund, S. Stroj, A. Rastelli, M. Hammar, R. Trotta, K.D. Jöns, V. Zwiller, 21 (2021) 10501–10506.
Telecom-wavelength InAs QDs with low fine structure splitting grown by droplet epitaxy on GaAs (111) A vicinal substrates
A. Tuktamyshev, A. Fedorov, S. Bietti, S. Vichi, K.D. Zeuner, K.D. Jöns, D. Chrastina, S. Tsukamoto, V. Zwiller, M. Gurioli, S. Sanguinetti, 118 (2021).
Resonance fluorescence from waveguide–coupled, strain–localized two–dimensional quantum emitters
C. Errando-Herranz, E. Schöll, R. Picard, M. Laini, S. Gyger, A.W. Elshaari, A. Branny, U. Wennberg, S. Barbat, T. Renaud, M. Brotons-Gisbert, C. Bonato, B.D. Gerardot, V. Zwiller, K.D. Jöns, 8 (2021) 1069–1076.
On-Demand Generation of Entangled Photon Pairs in the Telecom C-Band with InAs Quantum Dots
K.D. Jöns, K.D. Zeuner, L. Schweickert, C.R. Hedlund, C.N. Lobato, T. Lettner, K. Wang, S. Gyger, E. Schöll, S. Steinhauer, M. Hammar, V. Zwiller, 88 (2021) 2337–2344.
Towards Quantum One-Time Memories from Stateless Hardware
A. Broadbent, S. Gharibian, H.-S. Zhou, Quantum 5 (2021).
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).
Probing the topological Anderson transition with quantum walks
D. Bagrets, K.W. Kim, S. Barkhofen, S. De, J. Sperling, C. Silberhorn, A. Altland, T. Micklitz, Physical Review Research (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, in: M. Betz, A.Y. Elezzabi (Eds.), Ultrafast Phenomena and Nanophotonics XXV, 2021.
Dark-state and loss-induced phenomena in the quantum-optical regime of Λ-type three-level systems
H. Rose, D.V. Popolitova, O.V. Tikhonova, T. Meier, P. Sharapova, Physical Review A 103 (2021).
Transient subdiffusion via disordered quantum walks
A. Geraldi, S. De, A. Laneve, S. Barkhofen, J. Sperling, P. Mataloni, C. Silberhorn, Physical Review Research (2021).
Statistical Benchmarking of Scalable Photonic Quantum Systems
J. Tiedau, M. Engelkemeier, B. Brecht, J. Sperling, C. Silberhorn, Physical Review Letters 126 (2021).
Experimental entanglement characterization of two-rebit states
N. Prasannan, S. De, S. Barkhofen, B. Brecht, C. Silberhorn, J. Sperling, Physical Review A 103 (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.
Theoretical analysis and simulations of two-dimensional Fourier transform spectroscopy performed on exciton-polaritons of a quantum-well microcavity system
H. Rose, J. Paul, J.K. Wahlstrand, A.D. Bristow, T. Meier, in: M. Betz, A.Y. Elezzabi (Eds.), Ultrafast Phenomena and Nanophotonics XXV, 2021.
Generating two-mode squeezing with multimode measurement-induced nonlinearity
M. Riabinin, P. Sharapova, T. Bartley, T. Meier, Journal of Physics Communications 5 (2021).
A dielectric metasurface optical chip for the generation of cold atoms
L. Zhu, X. Liu, B. Sain, M. Wang, C. Schlickriede, Y. Tang, J. Deng, K. Li, J. Yang, M. Holynski, S. Zhang, T. Zentgraf, K. Bongs, Y.-H. Lien, G. Li, Science Advances 6 (2020).
Polarization-Encrypted Orbital Angular Momentum Multiplexed Metasurface Holography
H. Zhou, B. Sain, Y. Wang, C. Schlickriede, R. Zhao, X. Zhang, Q. Wei, X. Li, L. Huang, T. Zentgraf, ACS Nano 14 (2020) 5553–5559.
Nonlinear imaging with all-dielectric metasurfaces
C. Schlickriede, S.S. Kruk, L. Wang, B. Sain, Y. Kivshar, T. Zentgraf, Nano Letters 20 (2020) 4370–4376.
Pollicott-Ruelle Resonant States and Betti Numbers
Alle Publikationen anzeigen
B. Küster, T. Weich, Communications in Mathematical Physics 378 (2020) 917–941.