14 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: 52700 |

V. Myroshnychenko, P. M. Mulavarickal Jose, H. Farheen, S. Ejaz, C. Brosseau, and J. Förstner, “From Swiss-cheese to discrete ferroelectric composites: assessing the ferroelectric butterfly shape in polarization loops,” Physica Scripta, vol. 99, no. 4, p. 045952, 2024, doi: 10.1088/1402-4896/ad3172.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 55751 |

N. Üstün, H. Farheen, M. Hammer, and J. Förstner, “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, p. 2077, 2024, doi: 10.1364/josab.528729.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 55989 |

H. Farheen, S. Joshi, J. C. Scheytt, V. Myroshnychenko, and J. Förstner, “An efficient compact blazed grating antenna for optical phased arrays,” Journal of Physics: Photonics, vol. 6, p. 045010, 2024, doi: 10.1088/2515-7647/ad6ed4.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 56193
M. Hammer, H. Farheen, and J. Förstner, “Guided modes of thin-film lithium niobate slabs,” Optics Continuum, p. 532822, 2024, doi: 10.1364/optcon.532822.
LibreCat
| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 50012 |

H. Farheen, A. Strauch, J. C. Scheytt, V. Myroshnychenko, and J. Förstner, “Optimized, Highly Efficient Silicon Antennas for Optical Phased Arrays,” Photonics and Nanostructures - Fundamentals and Applications, vol. 58, p. 101207, 2023, doi: 10.1016/j.photonics.2023.101207.
LibreCat
| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 43245 |

M. Hammer, H. Farheen, and J. Förstner, “How to suppress radiative losses in high-contrast integrated Bragg gratings,” Journal of the Optical Society of America B, vol. 40, no. 4, p. 862, 2023, doi: 10.1364/josab.485725.
LibreCat
| Files available
| DOI
2023 | Conference Paper | LibreCat-ID: 43052
H. Farheen, A. Strauch, J. C. Scheytt, V. Myroshnychenko, and J. Förstner, “Optimized silicon antennas for optical phased arrays,” in Integrated Optics: Devices, Materials, and Technologies XXVII, 2023, p. 124241D, doi: 10.1117/12.2658716.
LibreCat
| Files available
| DOI
2023 | Conference Paper | LibreCat-ID: 50466
H. Farheen, S. Joshi, J. C. Scheytt, V. Myroshnychenko, and J. Förstner, “Increasing the upward radiation efficiency of optical phased arrays using asymmetric silicon horn antennas,” 2023, doi: 10.1109/ipc57732.2023.10360519.
LibreCat
| DOI
2023 | Conference Paper | LibreCat-ID: 43051
H. Farheen et al., “Tailoring the directive nature of optical waveguide antennas,” in Integrated Optics: Devices, Materials, and Technologies XXVII, 2023, p. 124241E, doi: 10.1117/12.2658921.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 28413 |

H. Farheen, T. Leuteritz, S. Linden, V. Myroshnychenko, and J. Förstner, “Optimization of optical waveguide antennas for directive emission of light,” Journal of the Optical Society of America B, vol. 39, no. 1, p. 83, 2022, doi: 10.1364/josab.438514.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 29075
S. Alhaddad, Y. Grynko, H. Farheen, and J. Förstner, “Numerical analysis of the coherent mechanism producing negative polarization at backscattering from systems of absorbing particles,” Optics Letters, vol. 47, no. 1, p. 58, 2022, doi: 10.1364/ol.444953.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 31329
H. Farheen et al., “Broadband optical Ta2O5 antennas for directional emission of light,” Optics Express, vol. 30, no. 11, p. 19288, 2022, doi: 10.1364/oe.455815.
LibreCat
| DOI
2021 | Journal Article | LibreCat-ID: 21821
T. Leuteritz et al., “Dielectric travelling wave antennas for directional light emission,” Optics Express, vol. 29, no. 10, Art. no. 14694, 2021, doi: 10.1364/oe.422984.
LibreCat
| Files available
| DOI
14 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: 52700 |

V. Myroshnychenko, P. M. Mulavarickal Jose, H. Farheen, S. Ejaz, C. Brosseau, and J. Förstner, “From Swiss-cheese to discrete ferroelectric composites: assessing the ferroelectric butterfly shape in polarization loops,” Physica Scripta, vol. 99, no. 4, p. 045952, 2024, doi: 10.1088/1402-4896/ad3172.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 55751 |

N. Üstün, H. Farheen, M. Hammer, and J. Förstner, “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, p. 2077, 2024, doi: 10.1364/josab.528729.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 55989 |

H. Farheen, S. Joshi, J. C. Scheytt, V. Myroshnychenko, and J. Förstner, “An efficient compact blazed grating antenna for optical phased arrays,” Journal of Physics: Photonics, vol. 6, p. 045010, 2024, doi: 10.1088/2515-7647/ad6ed4.
LibreCat
| Files available
| DOI
2024 | Journal Article | LibreCat-ID: 56193
M. Hammer, H. Farheen, and J. Förstner, “Guided modes of thin-film lithium niobate slabs,” Optics Continuum, p. 532822, 2024, doi: 10.1364/optcon.532822.
LibreCat
| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 50012 |

H. Farheen, A. Strauch, J. C. Scheytt, V. Myroshnychenko, and J. Förstner, “Optimized, Highly Efficient Silicon Antennas for Optical Phased Arrays,” Photonics and Nanostructures - Fundamentals and Applications, vol. 58, p. 101207, 2023, doi: 10.1016/j.photonics.2023.101207.
LibreCat
| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 43245 |

M. Hammer, H. Farheen, and J. Förstner, “How to suppress radiative losses in high-contrast integrated Bragg gratings,” Journal of the Optical Society of America B, vol. 40, no. 4, p. 862, 2023, doi: 10.1364/josab.485725.
LibreCat
| Files available
| DOI
2023 | Conference Paper | LibreCat-ID: 43052
H. Farheen, A. Strauch, J. C. Scheytt, V. Myroshnychenko, and J. Förstner, “Optimized silicon antennas for optical phased arrays,” in Integrated Optics: Devices, Materials, and Technologies XXVII, 2023, p. 124241D, doi: 10.1117/12.2658716.
LibreCat
| Files available
| DOI
2023 | Conference Paper | LibreCat-ID: 50466
H. Farheen, S. Joshi, J. C. Scheytt, V. Myroshnychenko, and J. Förstner, “Increasing the upward radiation efficiency of optical phased arrays using asymmetric silicon horn antennas,” 2023, doi: 10.1109/ipc57732.2023.10360519.
LibreCat
| DOI
2023 | Conference Paper | LibreCat-ID: 43051
H. Farheen et al., “Tailoring the directive nature of optical waveguide antennas,” in Integrated Optics: Devices, Materials, and Technologies XXVII, 2023, p. 124241E, doi: 10.1117/12.2658921.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 28413 |

H. Farheen, T. Leuteritz, S. Linden, V. Myroshnychenko, and J. Förstner, “Optimization of optical waveguide antennas for directive emission of light,” Journal of the Optical Society of America B, vol. 39, no. 1, p. 83, 2022, doi: 10.1364/josab.438514.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 29075
S. Alhaddad, Y. Grynko, H. Farheen, and J. Förstner, “Numerical analysis of the coherent mechanism producing negative polarization at backscattering from systems of absorbing particles,” Optics Letters, vol. 47, no. 1, p. 58, 2022, doi: 10.1364/ol.444953.
LibreCat
| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 31329
H. Farheen et al., “Broadband optical Ta2O5 antennas for directional emission of light,” Optics Express, vol. 30, no. 11, p. 19288, 2022, doi: 10.1364/oe.455815.
LibreCat
| DOI
2021 | Journal Article | LibreCat-ID: 21821
T. Leuteritz et al., “Dielectric travelling wave antennas for directional light emission,” Optics Express, vol. 29, no. 10, Art. no. 14694, 2021, doi: 10.1364/oe.422984.
LibreCat
| Files available
| DOI