All optical operation of a superconducting photonic interface
F. Thiele, T. Hummel, A.N. McCaughan, J. Brockmeier, M. Protte, V. Quiring, S. Lengeling, C. Eigner, C. Silberhorn, T. Bartley, Optics Express 31 (2023).
LibreCat: /record/48399
DOI: 10.1364/oe.492035

Broadband optical TO5 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.
LibreCat: /record/31329
DOI: 10.1364/oe.455815

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).
LibreCat: /record/30342
DOI: 10.1364/optica.445576

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).
LibreCat: /record/33672
DOI: 10.1088/2515-7647/ac6c63

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).
LibreCat: /record/39025
DOI: 10.1103/physrevlett.129.150501

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).
LibreCat: /record/40273
DOI: 10.1103/physrevlett.129.150501

Two-Mode Photon-Number Correlations Created by Measurement-Induced Nonlinearity
T. Meier, J.P. Hoepker, M. Protte, C. Eigner, C. Silberhorn, P.R. Sharapova, J. Sperling, T. Bartley, in: Conference on Lasers and Electro-Optics: Applications and Technology, Optica Publishing Group, 2022, p. JTu3A. 17.
LibreCat: /record/43744
DOI: 10.1364/CLEO_AT.2022.JTu3A.17

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.
LibreCat: /record/33484
DOI: 10.3390/cryst12101359

Integrated superconducting nanowire single-photon detectors on titanium in-diffused lithium niobate waveguides
J.P. Höpker, V.B. Verma, M. Protte, R. Ricken, V. Quiring, C. Eigner, L. Ebers, M. Hammer, J. Förstner, C. Silberhorn, R.P. Mirin, S. Woo Nam, T. Bartley, Journal of Physics: Photonics 3 (2021) 034022.
LibreCat: /record/23728
DOI: 10.1088/2515-7647/ac105b

Cryogenic Second-Harmonic Generation in Periodically Poled Lithium Niobate Waveguides
M. Bartnick, M. Santandrea, J.P. Höpker, F. Thiele, R. Ricken, V. Quiring, C. Eigner, H. Herrmann, C. Silberhorn, T. Bartley, Physical Review Applied (2021).
LibreCat: /record/26221
DOI: 10.1103/physrevapplied.15.024028

Production of waveguides made of materials from the KTP family
L. Padberg, C. Eigner, M. Santandrea, C. Silberhorn, (2021).
LibreCat: /record/38135

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).
LibreCat: /record/22770
DOI: 10.1088/1367-2630/ac09fd

Non-Invasive Visualization of Ferroelectric Domain Structures on the Non-Polar y-Surface of KTiOPO4 via Raman Imaging
J. Brockmeier, P.W.M. Mackwitz, M. Rüsing, C. Eigner, L. Padberg, M. Santandrea, C. Silberhorn, A. Zrenner, G. Berth, Crystals (2021).
LibreCat: /record/23826
DOI: 10.3390/cryst11091086

Pulse shaping using dispersion-engineered difference frequency generation
M. Allgaier, V. Ansari, J.M. Donohue, C. Eigner, V. Quiring, R. Ricken, B. Brecht, C. Silberhorn, Physical Review A 101 (2020).
LibreCat: /record/21022
DOI: 10.1103/physreva.101.043819

Waveguide resonator with an integrated phase modulator for second harmonic generation
M. Stefszky, M. Santandrea, F. vom Bruch, S. Krapick, C. Eigner, R. Ricken, V. Quiring, H. Herrmann, C. Silberhorn, Optics Express (2020).
LibreCat: /record/22771
DOI: 10.1364/oe.412824

Cryogenic electro-optic polarisation conversion in titanium in-diffused lithium niobate waveguides
F. Thiele, F. vom Bruch, V. Quiring, R. Ricken, H. Herrmann, C. Eigner, C. Silberhorn, T. Bartley, Optics Express (2020).
LibreCat: /record/20157
DOI: 10.1364/oe.399818

Spatially single mode photon pair source at 800 nm in periodically poled Rubidium exchanged KTP waveguides
C. Eigner, L. Padberg, M. Santandrea, H. Herrmann, B. Brecht, C. Silberhorn, Optics Express 28 (2020).
LibreCat: /record/21025
DOI: 10.1364/oe.399483

Free and defect-bound (bi)polarons in LiNbO3: Atomic structure and spectroscopic signatures from ab initio calculations
F. Schmidt, A.L. Kozub, T. Biktagirov, C. Eigner, C. Silberhorn, A. Schindlmayr, W.G. Schmidt, U. Gerstmann, Physical Review Research 2 (2020).
LibreCat: /record/19190
DOI: 10.1103/PhysRevResearch.2.043002
WoS: 000604206300002

Understanding gray track formation in KTP: Ti^3+ centers studied from first principles
A. Bocchini, C. Eigner, C. Silberhorn, W.G. Schmidt, U. Gerstmann, Phys. Rev. Materials 4 (2020) 124402.
LibreCat: /record/20682
DOI: 10.1103/PhysRevMaterials.4.124402

Characterisation of width-dependent diffusion dynamics in rubidium-exchanged KTP waveguides
L. Padberg, M. Santandrea, M. Rüsing, J. Brockmeier, P. Mackwitz, G. Berth, A. Zrenner, C. Eigner, C. Silberhorn, Optics Express (2020).
LibreCat: /record/25920
DOI: 10.1364/oe.397074