16 Publications
2024 | Journal Article | LibreCat-ID: 54668 |

M. Hammer et al., “Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides,” Optics Express, vol. 32, no. 13, p. 22878, 2024, doi: 10.1364/oe.521766.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 57028
L. Bollmers et al., “Surface-near domain engineering in multi-domain x-cut lithium niobate tantalate mixed crystals,” Applied Physics Letters, vol. 125, no. 15, 2024, doi: 10.1063/5.0210972.
LibreCat
| DOI
2024 | Conference Abstract | LibreCat-ID: 57162
T. Schwabe et al., “Quantum photonic systems in CMOS compatible silicon nitride technology,” presented at the Quantum Photonics Spotlight 2024, Paderborn, 2024.
LibreCat
2024 | Journal Article | LibreCat-ID: 57862
F. Roeder et al., “Ultra-broadband non-degenerate guided-wave bi-photon source in the near and mid-infrared,” New Journal of Physics, vol. 26, no. 12, Art. no. 123025, 2024, doi: 10.1088/1367-2630/ad9f98.
LibreCat
| DOI
2023 | Journal Article | LibreCat-ID: 47997 |

S. Neufeld et al., “Vibrational Properties of the Potassium Titanyl Phosphate Crystal Family,” Crystals, vol. 13, no. 10, Art. no. 1423, 2023, doi: 10.3390/cryst13101423.
LibreCat
| DOI
| Download (ext.)
2023 | Journal Article | LibreCat-ID: 54852
S. Neufeld et al., “Vibrational Properties of the Potassium Titanyl Phosphate Crystal Family,” Crystals, vol. 13, no. 10, Art. no. 1423, 2023, doi: 10.3390/cryst13101423.
LibreCat
| DOI
2023 | Journal Article | LibreCat-ID: 45850
S. Babel et al., “Demonstration of Hong-Ou-Mandel interference in an LNOI directional coupler,” Optics Express, vol. 31, no. 14, Art. no. 23140, 2023, doi: 10.1364/oe.484126.
LibreCat
| DOI
2022 | Journal Article | LibreCat-ID: 33484 |

L. Padberg et al., “DC Ionic Conductivity in KTP and Its Isomorphs: Properties, Methods for Suppression, and Its Connection to Gray Tracking,” Crystals, vol. 12, p. 1359, 2022, doi: 10.3390/cryst12101359.
LibreCat
| DOI
| Download (ext.)
2021 | Journal Article | LibreCat-ID: 23826
J. Brockmeier et al., “Non-Invasive Visualization of Ferroelectric Domain Structures on the Non-Polar y-Surface of KTiOPO4 via Raman Imaging,” Crystals, Art. no. 1086, 2021, doi: 10.3390/cryst11091086.
LibreCat
| DOI
2021 | Patent | LibreCat-ID: 38135
L. Padberg, C. Eigner, M. Santandrea, and C. Silberhorn, “Production of waveguides made of materials from the KTP family.” 2021.
LibreCat
2020 | Journal Article | LibreCat-ID: 25920
L. Padberg et al., “Characterisation of width-dependent diffusion dynamics in rubidium-exchanged KTP waveguides,” Optics Express, Art. no. 24353, 2020, doi: 10.1364/oe.397074.
LibreCat
| DOI
2020 | Journal Article | LibreCat-ID: 21025
C. Eigner, L. Padberg, M. Santandrea, H. Herrmann, B. Brecht, and C. Silberhorn, “Spatially single mode photon pair source at 800 nm in periodically poled Rubidium exchanged KTP waveguides,” Optics Express, vol. 28, no. 22, Art. no. 32925–32935, 2020, doi: 10.1364/oe.399483.
LibreCat
| DOI
2019 | Patent | LibreCat-ID: 38138
L. Padberg, C. Eigner, M. Santandrea, and C. Silberhorn, “Herstellung von Wellenleitern aus Materialien der KTP-Familie.” 2019.
LibreCat
2018 | Journal Article | LibreCat-ID: 9614
C. Eigner et al., “Periodically poled ridge waveguides in KTP for second harmonic generation in the UV regime,” Optics Express, Art. no. 28827, 2018, doi: 10.1364/oe.26.028827.
LibreCat
| DOI
2018 | Journal Article | LibreCat-ID: 9619
V. Ansari et al., “Heralded generation of high-purity ultrashort single photons in programmable temporal shapes,” Optics Express, Art. no. 2764, 2018, doi: 10.1364/oe.26.002764.
LibreCat
| DOI
2017 | Journal Article | LibreCat-ID: 9681
M. F. Volk et al., “Fabrication of low-loss Rb-exchanged ridge waveguides in z-cut KTiOPO_4,” Optical Materials Express, Art. no. 82, 2017, doi: 10.1364/ome.8.000082.
LibreCat
| DOI
16 Publications
2024 | Journal Article | LibreCat-ID: 54668 |

M. Hammer et al., “Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides,” Optics Express, vol. 32, no. 13, p. 22878, 2024, doi: 10.1364/oe.521766.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 57028
L. Bollmers et al., “Surface-near domain engineering in multi-domain x-cut lithium niobate tantalate mixed crystals,” Applied Physics Letters, vol. 125, no. 15, 2024, doi: 10.1063/5.0210972.
LibreCat
| DOI
2024 | Conference Abstract | LibreCat-ID: 57162
T. Schwabe et al., “Quantum photonic systems in CMOS compatible silicon nitride technology,” presented at the Quantum Photonics Spotlight 2024, Paderborn, 2024.
LibreCat
2024 | Journal Article | LibreCat-ID: 57862
F. Roeder et al., “Ultra-broadband non-degenerate guided-wave bi-photon source in the near and mid-infrared,” New Journal of Physics, vol. 26, no. 12, Art. no. 123025, 2024, doi: 10.1088/1367-2630/ad9f98.
LibreCat
| DOI
2023 | Journal Article | LibreCat-ID: 47997 |

S. Neufeld et al., “Vibrational Properties of the Potassium Titanyl Phosphate Crystal Family,” Crystals, vol. 13, no. 10, Art. no. 1423, 2023, doi: 10.3390/cryst13101423.
LibreCat
| DOI
| Download (ext.)
2023 | Journal Article | LibreCat-ID: 54852
S. Neufeld et al., “Vibrational Properties of the Potassium Titanyl Phosphate Crystal Family,” Crystals, vol. 13, no. 10, Art. no. 1423, 2023, doi: 10.3390/cryst13101423.
LibreCat
| DOI
2023 | Journal Article | LibreCat-ID: 45850
S. Babel et al., “Demonstration of Hong-Ou-Mandel interference in an LNOI directional coupler,” Optics Express, vol. 31, no. 14, Art. no. 23140, 2023, doi: 10.1364/oe.484126.
LibreCat
| DOI
2022 | Journal Article | LibreCat-ID: 33484 |

L. Padberg et al., “DC Ionic Conductivity in KTP and Its Isomorphs: Properties, Methods for Suppression, and Its Connection to Gray Tracking,” Crystals, vol. 12, p. 1359, 2022, doi: 10.3390/cryst12101359.
LibreCat
| DOI
| Download (ext.)
2021 | Journal Article | LibreCat-ID: 23826
J. Brockmeier et al., “Non-Invasive Visualization of Ferroelectric Domain Structures on the Non-Polar y-Surface of KTiOPO4 via Raman Imaging,” Crystals, Art. no. 1086, 2021, doi: 10.3390/cryst11091086.
LibreCat
| DOI
2021 | Patent | LibreCat-ID: 38135
L. Padberg, C. Eigner, M. Santandrea, and C. Silberhorn, “Production of waveguides made of materials from the KTP family.” 2021.
LibreCat
2020 | Journal Article | LibreCat-ID: 25920
L. Padberg et al., “Characterisation of width-dependent diffusion dynamics in rubidium-exchanged KTP waveguides,” Optics Express, Art. no. 24353, 2020, doi: 10.1364/oe.397074.
LibreCat
| DOI
2020 | Journal Article | LibreCat-ID: 21025
C. Eigner, L. Padberg, M. Santandrea, H. Herrmann, B. Brecht, and C. Silberhorn, “Spatially single mode photon pair source at 800 nm in periodically poled Rubidium exchanged KTP waveguides,” Optics Express, vol. 28, no. 22, Art. no. 32925–32935, 2020, doi: 10.1364/oe.399483.
LibreCat
| DOI
2019 | Patent | LibreCat-ID: 38138
L. Padberg, C. Eigner, M. Santandrea, and C. Silberhorn, “Herstellung von Wellenleitern aus Materialien der KTP-Familie.” 2019.
LibreCat
2018 | Journal Article | LibreCat-ID: 9614
C. Eigner et al., “Periodically poled ridge waveguides in KTP for second harmonic generation in the UV regime,” Optics Express, Art. no. 28827, 2018, doi: 10.1364/oe.26.028827.
LibreCat
| DOI
2018 | Journal Article | LibreCat-ID: 9619
V. Ansari et al., “Heralded generation of high-purity ultrashort single photons in programmable temporal shapes,” Optics Express, Art. no. 2764, 2018, doi: 10.1364/oe.26.002764.
LibreCat
| DOI
2017 | Journal Article | LibreCat-ID: 9681
M. F. Volk et al., “Fabrication of low-loss Rb-exchanged ridge waveguides in z-cut KTiOPO_4,” Optical Materials Express, Art. no. 82, 2017, doi: 10.1364/ome.8.000082.
LibreCat
| DOI