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

Hammer, Manfred, et al. “Estimation of Losses Caused by Sidewall Roughness in Thin-Film Lithium Niobate Rib and Strip Waveguides.” Optics Express, vol. 32, no. 13, Optica Publishing Group, 2024, p. 22878, doi:10.1364/oe.521766.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 55751 |

Üstün, Necati, et al. “Symmetry-Protected TM Modes in Rib-like, plus-Shaped Optical Waveguides with Shallow Etching.” Journal of the Optical Society of America B, vol. 41, no. 9, Optica Publishing Group, 2024, p. 2077, doi:10.1364/josab.528729.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 56193
Hammer, Manfred, et al. “Guided Modes of Thin-Film Lithium Niobate Slabs.” Optics Continuum, Optica Publishing Group, 2024, p. 532822, doi:10.1364/optcon.532822.
LibreCat
| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 43245 |

Hammer, Manfred, et al. “How to Suppress Radiative Losses in High-Contrast Integrated Bragg Gratings.” Journal of the Optical Society of America B, vol. 40, no. 4, Optica Publishing Group, 2023, p. 862, doi:10.1364/josab.485725.
LibreCat
| Files available
| DOI
2022 | Conference Paper | LibreCat-ID: 30387 |

Hammer, Manfred, et al. “Resonant Evanescent Excitation of OAM Modes in a High-Contrast Circular Step-Index Fiber.” Complex Light and Optical Forces XVI, edited by David L. Andrews et al., SPIE, 2022, p. 120170F, doi:10.1117/12.2612179.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 35128
Nikbakht, Hamed, et al. “Asymmetric, Non-Uniform 3-DB Directional Coupler with 300-Nm Bandwidth and a Small Footprint.” Optics Letters, vol. 48, no. 2, Optica Publishing Group, 2022, p. 207, doi:10.1364/ol.476537.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 30210
Ebers, Lena, et al. “Flexible Source of Correlated Photons Based on LNOI Rib Waveguides.” Journal of Physics: Photonics, vol. 4, IOP Publishing, 2022, p. 025001, doi:10.1088/2515-7647/ac5a5b.
LibreCat
| Files available
| DOI
2022 | Conference Paper | LibreCat-ID: 30389 |

Hammer, Manfred. “Small-Scale Online Simulations in Guided-Wave Photonics.” Integrated Optics: Devices, Materials, and Technologies XXVI, edited by Sonia M. García-Blanco and Pavel Cheben, SPIE, 2022, p. 1200414, doi:10.1117/12.2612208.
LibreCat
| Files available
| DOI
2021 | Journal Article | LibreCat-ID: 21932 |

Hammer, Manfred, et al. “Resonant Evanescent Excitation of Guided Waves with High-Order Optical Angular Momentum.” Journal of the Optical Society of America B, vol. 38, no. 5, 2021, p. 1717, doi:10.1364/josab.422731.
LibreCat
| Files available
| DOI
2021 | Journal Article | LibreCat-ID: 28196 |

Hammer, Manfred, et al. “Configurable Lossless Broadband Beam Splitters for Semi-Guided Waves in Integrated Silicon Photonics.” OSA Continuum, vol. 4, no. 12, 2021, p. 3081, doi:10.1364/osac.437549.
LibreCat
| Files available
| DOI
2021 | Journal Article | LibreCat-ID: 23728 |

Höpker, Jan Philipp, et al. “Integrated Superconducting Nanowire Single-Photon Detectors on Titanium in-Diffused Lithium Niobate Waveguides.” Journal of Physics: Photonics, vol. 3, 2021, p. 034022, doi:10.1088/2515-7647/ac105b.
LibreCat
| Files available
| DOI
2020 | Journal Article | LibreCat-ID: 20189
Hammer, Manfred, et al. “Hybrid Coupled Mode Modelling of the Evanescent Excitation of a Dielectric Tube by Semi-Guided Waves at Oblique Angles.” Optical and Quantum Electronics, vol. 52, 472, 2020, doi:10.1007/s11082-020-02595-z.
LibreCat
| Files available
| DOI
2020 | Journal Article | LibreCat-ID: 20372
Ebers, Lena, et al. “Light Diffraction in Slab Waveguide Lenses Simulated with the Stepwise Angular Spectrum Method.” Optics Express, vol. 28, no. 24, 2020, p. 36361, doi:10.1364/oe.409612.
LibreCat
| DOI
2020 | Conference Paper | LibreCat-ID: 21719
Protte, Maximilian, et al. “Towards Semiconductor-Superconductor-Crystal Hybrid Integration for Quantum Photonics.” OSA Quantum 2.0 Conference, QTh7A.8, 2020, doi:10.1364/quantum.2020.qth7a.8.
LibreCat
| Files available
| DOI
2019 | Journal Article | LibreCat-ID: 12908 |

Hammer, Manfred, et al. “Oblique Quasi-Lossless Excitation of a Thin Silicon Slab Waveguide: A Guided-Wave Variant of an Anti-Reflection Coating.” Journal of the Optical Society of America B, vol. 36, 2019, p. 2395, doi:10.1364/josab.36.002395.
LibreCat
| Files available
| DOI
2019 | Journal Article | LibreCat-ID: 14990 |

Ebers, Lena, et al. “Coupled Microstrip-Cavities under Oblique Incidence of Semi-Guided Waves: A Lossless Integrated Optical Add-Drop Filter.” OSA Continuum, vol. 2, 2019, p. 3288, doi:10.1364/osac.2.003288.
LibreCat
| Files available
| DOI
| Download (ext.)
2019 | Patent | LibreCat-ID: 7720
Hammer, Manfred, et al. Optical Transition between Two Optical Waveguides Layer and Method for Transmitting Light. 2019.
LibreCat
| Files available
| Download (ext.)
2019 | Journal Article | LibreCat-ID: 8634
Hammer, Manfred, et al. “Oblique Evanescent Excitation of a Dielectric Strip: A Model Resonator with an Open Optical Cavity of Unlimited Q.” Optics Express, vol. 27, no. 7, 2019, p. 8, doi:10.1364/OE.27.009313.
LibreCat
| Files available
| DOI
2018 | Journal Article | LibreCat-ID: 3740 |

Ebers, Lena, et al. “Oblique Incidence of Semi-Guided Planar Waves on Slab Waveguide Steps: Effects of Rounded Edges.” Optics Express, vol. 26, no. 14, OSA Publishing, 2018, pp. 18621–32, doi:10.1364/OE.26.018621.
LibreCat
| Files available
| DOI
2018 | Conference Paper | LibreCat-ID: 4579
Hammer, Manfred, et al. “Oblique Semi-Guided Waves: 2-D Integrated Photonics with Negative Effective Permittivity.” 2018 IEEE 17th International Conference on Mathematical Methods in Electromagnetic Theory (MMET), IEEE, 2018, doi:10.1109/mmet.2018.8460455.
LibreCat
| Files available
| DOI
2017 | Book Chapter | LibreCat-ID: 3743
Hammer, Manfred. “Guided Wave Interaction in Photonic Integrated Circuits — A Hybrid Analytical/Numerical Approach to Coupled Mode Theory.” Recent Trends in Computational Photonics, edited by Arti Agrawal, 204th ed., vol. 204, Springer, 2017, pp. 77–105.
LibreCat
2017 | Journal Article | LibreCat-ID: 3828 |

Hammer, Manfred, et al. “Hybrid Coupled-Mode Modeling in 3D: Perturbed and Coupled Channels, and Waveguide Crossings.” Journal of the Optical Society of America B, vol. 34, no. 3, The Optical Society, 2017, pp. 613–24, doi:10.1364/josab.34.000613.
LibreCat
| Files available
| DOI
2017 | Journal Article | LibreCat-ID: 3830
Ebers, Lena, et al. “Spiral Modes Supported by Circular Dielectric Tubes and Tube Segments.” Optical and Quantum Electronics, vol. 49, no. 4, Springer Nature, 2017, p. 49:176, doi:10.1007/s11082-017-1011-x.
LibreCat
| Files available
| DOI
2016 | Conference Paper | LibreCat-ID: 3543
Hildebrandt, Andre, et al. “Oblique Incidence of Semi-Guided Waves on Step-like Folds in Planar Dielectric Slabs: Lossless Vertical Interconnects in 3D Integrated Photonic Circuits.” Integrated Optics: Devices, Materials, and Technologies XX, edited by Jean-Emmanuel Broquin and Gualtiero Nunzi Conti, SPIE, 2016, doi:10.1117/12.2214460.
LibreCat
| Files available
| DOI
2016 | Conference Paper | LibreCat-ID: 3934
Hammer, Manfred. “Wave Interaction in Photonic Integrated Circuits: Hybrid Analytical / Numerical Coupled Mode Modeling.” Integrated Optics: Devices, Materials, and Technologies XX, edited by Jean-Emmanuel Broquin and Gualtiero Nunzi Conti, no. 9750, SPIE, 2016, pp. 975018-975018–8, doi:10.1117/12.2214331.
LibreCat
| DOI
2015 | Journal Article | LibreCat-ID: 3845
Civitci, F., et al. “Planar Prism Spectrometer Based on Adiabatically Connected Waveguiding Slabs.” Optics Communications, vol. 365, Elsevier BV, 2015, pp. 29–37, doi:10.1016/j.optcom.2015.11.066.
LibreCat
| Files available
| DOI
2015 | Journal Article | LibreCat-ID: 3847
Hammer, Manfred, et al. “Full Resonant Transmission of Semiguided Planar Waves Through Slab Waveguide Steps at Oblique Incidence.” Journal of Lightwave Technology, vol. 34, no. 3, Institute of Electrical and Electronics Engineers (IEEE), 2015, pp. 997–1005, doi:10.1109/jlt.2015.2502431.
LibreCat
| Files available
| DOI
2015 | Journal Article | LibreCat-ID: 3894 |

Hammer, Manfred, et al. “How Planar Optical Waves Can Be Made to Climb Dielectric Steps.” Optics Letters, vol. 40, no. 16, The Optical Society, 2015, pp. 3711–14, doi:10.1364/ol.40.003711.
LibreCat
| Files available
| DOI
2014 | Journal Article | LibreCat-ID: 3890
Hammer, Manfred. “Oblique Incidence of Semi-Guided Waves on Rectangular Slab Waveguide Discontinuities: A Vectorial QUEP Solver.” Optics Communications, vol. 338, Elsevier BV, 2014, pp. 447–56, doi:10.1016/j.optcom.2014.09.087.
LibreCat
| Files available
| DOI
2014 | Journal Article | LibreCat-ID: 3937
Hoekstra, Hugo J. W. M., and Manfred Hammer. “General Relation for Group Delay and the Relevance of Group Delay for Refractometric Sensing.” Journal of the Optical Society of America B, vol. 31, no. 7, 1561–1567, The Optical Society, 2014, doi:10.1364/josab.31.001561.
LibreCat
| Files available
| DOI
30 Publications
2024 | Journal Article | LibreCat-ID: 54668 |

Hammer, Manfred, et al. “Estimation of Losses Caused by Sidewall Roughness in Thin-Film Lithium Niobate Rib and Strip Waveguides.” Optics Express, vol. 32, no. 13, Optica Publishing Group, 2024, p. 22878, doi:10.1364/oe.521766.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 55751 |

Üstün, Necati, et al. “Symmetry-Protected TM Modes in Rib-like, plus-Shaped Optical Waveguides with Shallow Etching.” Journal of the Optical Society of America B, vol. 41, no. 9, Optica Publishing Group, 2024, p. 2077, doi:10.1364/josab.528729.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 56193
Hammer, Manfred, et al. “Guided Modes of Thin-Film Lithium Niobate Slabs.” Optics Continuum, Optica Publishing Group, 2024, p. 532822, doi:10.1364/optcon.532822.
LibreCat
| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 43245 |

Hammer, Manfred, et al. “How to Suppress Radiative Losses in High-Contrast Integrated Bragg Gratings.” Journal of the Optical Society of America B, vol. 40, no. 4, Optica Publishing Group, 2023, p. 862, doi:10.1364/josab.485725.
LibreCat
| Files available
| DOI
2022 | Conference Paper | LibreCat-ID: 30387 |

Hammer, Manfred, et al. “Resonant Evanescent Excitation of OAM Modes in a High-Contrast Circular Step-Index Fiber.” Complex Light and Optical Forces XVI, edited by David L. Andrews et al., SPIE, 2022, p. 120170F, doi:10.1117/12.2612179.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 35128
Nikbakht, Hamed, et al. “Asymmetric, Non-Uniform 3-DB Directional Coupler with 300-Nm Bandwidth and a Small Footprint.” Optics Letters, vol. 48, no. 2, Optica Publishing Group, 2022, p. 207, doi:10.1364/ol.476537.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 30210
Ebers, Lena, et al. “Flexible Source of Correlated Photons Based on LNOI Rib Waveguides.” Journal of Physics: Photonics, vol. 4, IOP Publishing, 2022, p. 025001, doi:10.1088/2515-7647/ac5a5b.
LibreCat
| Files available
| DOI
2022 | Conference Paper | LibreCat-ID: 30389 |

Hammer, Manfred. “Small-Scale Online Simulations in Guided-Wave Photonics.” Integrated Optics: Devices, Materials, and Technologies XXVI, edited by Sonia M. García-Blanco and Pavel Cheben, SPIE, 2022, p. 1200414, doi:10.1117/12.2612208.
LibreCat
| Files available
| DOI
2021 | Journal Article | LibreCat-ID: 21932 |

Hammer, Manfred, et al. “Resonant Evanescent Excitation of Guided Waves with High-Order Optical Angular Momentum.” Journal of the Optical Society of America B, vol. 38, no. 5, 2021, p. 1717, doi:10.1364/josab.422731.
LibreCat
| Files available
| DOI
2021 | Journal Article | LibreCat-ID: 28196 |

Hammer, Manfred, et al. “Configurable Lossless Broadband Beam Splitters for Semi-Guided Waves in Integrated Silicon Photonics.” OSA Continuum, vol. 4, no. 12, 2021, p. 3081, doi:10.1364/osac.437549.
LibreCat
| Files available
| DOI
2021 | Journal Article | LibreCat-ID: 23728 |

Höpker, Jan Philipp, et al. “Integrated Superconducting Nanowire Single-Photon Detectors on Titanium in-Diffused Lithium Niobate Waveguides.” Journal of Physics: Photonics, vol. 3, 2021, p. 034022, doi:10.1088/2515-7647/ac105b.
LibreCat
| Files available
| DOI
2020 | Journal Article | LibreCat-ID: 20189
Hammer, Manfred, et al. “Hybrid Coupled Mode Modelling of the Evanescent Excitation of a Dielectric Tube by Semi-Guided Waves at Oblique Angles.” Optical and Quantum Electronics, vol. 52, 472, 2020, doi:10.1007/s11082-020-02595-z.
LibreCat
| Files available
| DOI
2020 | Journal Article | LibreCat-ID: 20372
Ebers, Lena, et al. “Light Diffraction in Slab Waveguide Lenses Simulated with the Stepwise Angular Spectrum Method.” Optics Express, vol. 28, no. 24, 2020, p. 36361, doi:10.1364/oe.409612.
LibreCat
| DOI
2020 | Conference Paper | LibreCat-ID: 21719
Protte, Maximilian, et al. “Towards Semiconductor-Superconductor-Crystal Hybrid Integration for Quantum Photonics.” OSA Quantum 2.0 Conference, QTh7A.8, 2020, doi:10.1364/quantum.2020.qth7a.8.
LibreCat
| Files available
| DOI
2019 | Journal Article | LibreCat-ID: 12908 |

Hammer, Manfred, et al. “Oblique Quasi-Lossless Excitation of a Thin Silicon Slab Waveguide: A Guided-Wave Variant of an Anti-Reflection Coating.” Journal of the Optical Society of America B, vol. 36, 2019, p. 2395, doi:10.1364/josab.36.002395.
LibreCat
| Files available
| DOI
2019 | Journal Article | LibreCat-ID: 14990 |

Ebers, Lena, et al. “Coupled Microstrip-Cavities under Oblique Incidence of Semi-Guided Waves: A Lossless Integrated Optical Add-Drop Filter.” OSA Continuum, vol. 2, 2019, p. 3288, doi:10.1364/osac.2.003288.
LibreCat
| Files available
| DOI
| Download (ext.)
2019 | Patent | LibreCat-ID: 7720
Hammer, Manfred, et al. Optical Transition between Two Optical Waveguides Layer and Method for Transmitting Light. 2019.
LibreCat
| Files available
| Download (ext.)
2019 | Journal Article | LibreCat-ID: 8634
Hammer, Manfred, et al. “Oblique Evanescent Excitation of a Dielectric Strip: A Model Resonator with an Open Optical Cavity of Unlimited Q.” Optics Express, vol. 27, no. 7, 2019, p. 8, doi:10.1364/OE.27.009313.
LibreCat
| Files available
| DOI
2018 | Journal Article | LibreCat-ID: 3740 |

Ebers, Lena, et al. “Oblique Incidence of Semi-Guided Planar Waves on Slab Waveguide Steps: Effects of Rounded Edges.” Optics Express, vol. 26, no. 14, OSA Publishing, 2018, pp. 18621–32, doi:10.1364/OE.26.018621.
LibreCat
| Files available
| DOI
2018 | Conference Paper | LibreCat-ID: 4579
Hammer, Manfred, et al. “Oblique Semi-Guided Waves: 2-D Integrated Photonics with Negative Effective Permittivity.” 2018 IEEE 17th International Conference on Mathematical Methods in Electromagnetic Theory (MMET), IEEE, 2018, doi:10.1109/mmet.2018.8460455.
LibreCat
| Files available
| DOI
2017 | Book Chapter | LibreCat-ID: 3743
Hammer, Manfred. “Guided Wave Interaction in Photonic Integrated Circuits — A Hybrid Analytical/Numerical Approach to Coupled Mode Theory.” Recent Trends in Computational Photonics, edited by Arti Agrawal, 204th ed., vol. 204, Springer, 2017, pp. 77–105.
LibreCat
2017 | Journal Article | LibreCat-ID: 3828 |

Hammer, Manfred, et al. “Hybrid Coupled-Mode Modeling in 3D: Perturbed and Coupled Channels, and Waveguide Crossings.” Journal of the Optical Society of America B, vol. 34, no. 3, The Optical Society, 2017, pp. 613–24, doi:10.1364/josab.34.000613.
LibreCat
| Files available
| DOI
2017 | Journal Article | LibreCat-ID: 3830
Ebers, Lena, et al. “Spiral Modes Supported by Circular Dielectric Tubes and Tube Segments.” Optical and Quantum Electronics, vol. 49, no. 4, Springer Nature, 2017, p. 49:176, doi:10.1007/s11082-017-1011-x.
LibreCat
| Files available
| DOI
2016 | Conference Paper | LibreCat-ID: 3543
Hildebrandt, Andre, et al. “Oblique Incidence of Semi-Guided Waves on Step-like Folds in Planar Dielectric Slabs: Lossless Vertical Interconnects in 3D Integrated Photonic Circuits.” Integrated Optics: Devices, Materials, and Technologies XX, edited by Jean-Emmanuel Broquin and Gualtiero Nunzi Conti, SPIE, 2016, doi:10.1117/12.2214460.
LibreCat
| Files available
| DOI
2016 | Conference Paper | LibreCat-ID: 3934
Hammer, Manfred. “Wave Interaction in Photonic Integrated Circuits: Hybrid Analytical / Numerical Coupled Mode Modeling.” Integrated Optics: Devices, Materials, and Technologies XX, edited by Jean-Emmanuel Broquin and Gualtiero Nunzi Conti, no. 9750, SPIE, 2016, pp. 975018-975018–8, doi:10.1117/12.2214331.
LibreCat
| DOI
2015 | Journal Article | LibreCat-ID: 3845
Civitci, F., et al. “Planar Prism Spectrometer Based on Adiabatically Connected Waveguiding Slabs.” Optics Communications, vol. 365, Elsevier BV, 2015, pp. 29–37, doi:10.1016/j.optcom.2015.11.066.
LibreCat
| Files available
| DOI
2015 | Journal Article | LibreCat-ID: 3847
Hammer, Manfred, et al. “Full Resonant Transmission of Semiguided Planar Waves Through Slab Waveguide Steps at Oblique Incidence.” Journal of Lightwave Technology, vol. 34, no. 3, Institute of Electrical and Electronics Engineers (IEEE), 2015, pp. 997–1005, doi:10.1109/jlt.2015.2502431.
LibreCat
| Files available
| DOI
2015 | Journal Article | LibreCat-ID: 3894 |

Hammer, Manfred, et al. “How Planar Optical Waves Can Be Made to Climb Dielectric Steps.” Optics Letters, vol. 40, no. 16, The Optical Society, 2015, pp. 3711–14, doi:10.1364/ol.40.003711.
LibreCat
| Files available
| DOI
2014 | Journal Article | LibreCat-ID: 3890
Hammer, Manfred. “Oblique Incidence of Semi-Guided Waves on Rectangular Slab Waveguide Discontinuities: A Vectorial QUEP Solver.” Optics Communications, vol. 338, Elsevier BV, 2014, pp. 447–56, doi:10.1016/j.optcom.2014.09.087.
LibreCat
| Files available
| DOI
2014 | Journal Article | LibreCat-ID: 3937
Hoekstra, Hugo J. W. M., and Manfred Hammer. “General Relation for Group Delay and the Relevance of Group Delay for Refractometric Sensing.” Journal of the Optical Society of America B, vol. 31, no. 7, 1561–1567, The Optical Society, 2014, doi:10.1364/josab.31.001561.
LibreCat
| Files available
| DOI