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30 Publications
2024 | Journal Article | LibreCat-ID: 54668 | 
Estimation of losses caused by sidewall roughness in thin-film lithium niobate rib and strip waveguides
M. Hammer, S. Babel, H. Farheen, L. Padberg, J.C. Scheytt, C. Silberhorn, J. Förstner, Optics Express 32 (2024) 22878.
LibreCat
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| DOI
M. Hammer, S. Babel, H. Farheen, L. Padberg, J.C. Scheytt, C. Silberhorn, J. Förstner, Optics Express 32 (2024) 22878.
2024 | Journal Article | LibreCat-ID: 55751 |
Symmetry-protected TM modes in rib-like, plus-shaped optical waveguides with shallow etching
N. Üstün, H. Farheen, M. Hammer, J. Förstner, Journal of the Optical Society of America B 41 (2024) 2077.
LibreCat
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N. Üstün, H. Farheen, M. Hammer, J. Förstner, Journal of the Optical Society of America B 41 (2024) 2077.
2024 | Journal Article | LibreCat-ID: 56193
Guided modes of thin-film lithium niobate slabs
M. Hammer, H. Farheen, J. Förstner, Optics Continuum (2024) 532822.
LibreCat
| Files available
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M. Hammer, H. Farheen, J. Förstner, Optics Continuum (2024) 532822.
2023 | Journal Article | LibreCat-ID: 43245 |
How to suppress radiative losses in high-contrast integrated Bragg gratings
M. Hammer, H. Farheen, J. Förstner, Journal of the Optical Society of America B 40 (2023) 862.
LibreCat
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| DOI
M. Hammer, H. Farheen, J. Förstner, Journal of the Optical Society of America B 40 (2023) 862.
2022 | Conference Paper | LibreCat-ID: 30387 |
Resonant evanescent excitation of OAM modes in a high-contrast circular step-index fiber
M. Hammer, L. Ebers, J. Förstner, in: D.L. Andrews, E.J. Galvez, H. Rubinsztein-Dunlop (Eds.), Complex Light and Optical Forces XVI, SPIE, 2022, p. 120170F.
LibreCat
| Files available
| DOI
M. Hammer, L. Ebers, J. Förstner, in: D.L. Andrews, E.J. Galvez, H. Rubinsztein-Dunlop (Eds.), Complex Light and Optical Forces XVI, SPIE, 2022, p. 120170F.
2022 | Dissertation | LibreCat-ID: 30722
Semi-guided waves in integrated optical waveguide structures
L. Ebers, Semi-Guided Waves in Integrated Optical Waveguide Structures, 2022.
LibreCat
| DOI
L. Ebers, Semi-Guided Waves in Integrated Optical Waveguide Structures, 2022.
2022 | Journal Article | LibreCat-ID: 35128
Asymmetric, non-uniform 3-dB directional coupler with 300-nm bandwidth and a small footprint
H. Nikbakht, M.T. Khoshmehr, B. van Someren, D. Teichrib, M. Hammer, J. Förstner, B.I. Akca, Optics Letters 48 (2022) 207.
LibreCat
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| DOI
H. Nikbakht, M.T. Khoshmehr, B. van Someren, D. Teichrib, M. Hammer, J. Förstner, B.I. Akca, Optics Letters 48 (2022) 207.
2022 | Journal Article | LibreCat-ID: 30210
Flexible source of correlated photons based on LNOI rib waveguides
L. Ebers, A. Ferreri, M. Hammer, M. Albert, C. Meier, J. Förstner, P.R. Sharapova, Journal of Physics: Photonics 4 (2022) 025001.
LibreCat
| Files available
| DOI
L. Ebers, A. Ferreri, M. Hammer, M. Albert, C. Meier, J. Förstner, P.R. Sharapova, Journal of Physics: Photonics 4 (2022) 025001.
2022 | Conference Paper | LibreCat-ID: 30389 |
Small-scale online simulations in guided-wave photonics
M. Hammer, in: S.M. García-Blanco, P. Cheben (Eds.), Integrated Optics: Devices, Materials, and Technologies XXVI, SPIE, 2022, p. 1200414.
LibreCat
| Files available
| DOI
M. Hammer, in: S.M. García-Blanco, P. Cheben (Eds.), Integrated Optics: Devices, Materials, and Technologies XXVI, SPIE, 2022, p. 1200414.
2021 | Journal Article | LibreCat-ID: 21932 |
Resonant evanescent excitation of guided waves with high-order optical angular momentum
M. Hammer, L. Ebers, J. Förstner, Journal of the Optical Society of America B 38 (2021) 1717.
LibreCat
| Files available
| DOI
M. Hammer, L. Ebers, J. Förstner, Journal of the Optical Society of America B 38 (2021) 1717.
2021 | Journal Article | LibreCat-ID: 28196 |
Configurable lossless broadband beam splitters for semi-guided waves in integrated silicon photonics
M. Hammer, L. Ebers, J. Förstner, OSA Continuum 4 (2021) 3081.
LibreCat
| Files available
| DOI
M. Hammer, L. Ebers, J. Förstner, OSA Continuum 4 (2021) 3081.
2020 | Journal Article | LibreCat-ID: 20189
Hybrid coupled mode modelling of the evanescent excitation of a dielectric tube by semi-guided waves at oblique angles
M. Hammer, L. Ebers, J. Förstner, Optical and Quantum Electronics 52 (2020).
LibreCat
| Files available
| DOI
M. Hammer, L. Ebers, J. Förstner, Optical and Quantum Electronics 52 (2020).
2020 | Journal Article | LibreCat-ID: 20372
Light diffraction in slab waveguide lenses simulated with the stepwise angular spectrum method
L. Ebers, M. Hammer, J. Förstner, Optics Express 28 (2020) 36361.
LibreCat
| DOI
L. Ebers, M. Hammer, J. Förstner, Optics Express 28 (2020) 36361.
2020 | Conference Paper | LibreCat-ID: 21719
Towards Semiconductor-Superconductor-Crystal Hybrid Integration for Quantum Photonics
M. Protte, L. Ebers, M. Hammer, J.P. Höpker, M. Albert, V. Quiring, C. Meier, J. Förstner, C. Silberhorn, T. Bartley, in: OSA Quantum 2.0 Conference, 2020.
LibreCat
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| DOI
M. Protte, L. Ebers, M. Hammer, J.P. Höpker, M. Albert, V. Quiring, C. Meier, J. Förstner, C. Silberhorn, T. Bartley, in: OSA Quantum 2.0 Conference, 2020.
2019 | Journal Article | LibreCat-ID: 12908 |
Oblique quasi-lossless excitation of a thin silicon slab waveguide: a guided-wave variant of an anti-reflection coating
M. Hammer, L. Ebers, J. Förstner, Journal of the Optical Society of America B 36 (2019) 2395.
LibreCat
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| DOI
M. Hammer, L. Ebers, J. Förstner, Journal of the Optical Society of America B 36 (2019) 2395.
2019 | Journal Article | LibreCat-ID: 14990 |
Coupled microstrip-cavities under oblique incidence of semi-guided waves: a lossless integrated optical add-drop filter
L. Ebers, M. Hammer, M.B. Berkemeier, A. Menzel, J. Förstner, OSA Continuum 2 (2019) 3288.
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L. Ebers, M. Hammer, M.B. Berkemeier, A. Menzel, J. Förstner, OSA Continuum 2 (2019) 3288.
2019 | Patent | LibreCat-ID: 7720
Optical transition between two optical waveguides layer and method for transmitting light
M. Hammer, J. Förstner, L. Ebers, (2019).
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M. Hammer, J. Förstner, L. Ebers, (2019).
2019 | Journal Article | LibreCat-ID: 8634
Oblique evanescent excitation of a dielectric strip: A model resonator with an open optical cavity of unlimited Q
M. Hammer, L. Ebers, J. Förstner, Optics Express 27 (2019) 8.
LibreCat
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| DOI
M. Hammer, L. Ebers, J. Förstner, Optics Express 27 (2019) 8.
2018 | Journal Article | LibreCat-ID: 3740 |
Oblique incidence of semi-guided planar waves on slab waveguide steps: effects of rounded edges
L. Ebers, M. Hammer, J. Förstner, Optics Express 26 (2018) 18621–18632.
LibreCat
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| DOI
L. Ebers, M. Hammer, J. Förstner, Optics Express 26 (2018) 18621–18632.
2018 | Conference Paper | LibreCat-ID: 4579
Oblique Semi-Guided Waves: 2-D Integrated Photonics with Negative Effective Permittivity
M. Hammer, L. Ebers, A. Hildebrandt, S. Alhaddad, J. Förstner, in: 2018 IEEE 17th International Conference on Mathematical Methods in Electromagnetic Theory (MMET), IEEE, 2018.
LibreCat
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| DOI
M. Hammer, L. Ebers, A. Hildebrandt, S. Alhaddad, J. Förstner, in: 2018 IEEE 17th International Conference on Mathematical Methods in Electromagnetic Theory (MMET), IEEE, 2018.