Hammer, M. (2017). Guided Wave Interaction in Photonic Integrated Circuits — A Hybrid Analytical/Numerical Approach to Coupled Mode Theory. In A. Agrawal (Ed.), Recent Trends in Computational Photonics (204th ed., Vol. 204, pp. 77–105). Springer.
LibreCat: /record/3743

Hammer, M., Alhaddad, S., &; Förstner, J. (2017). Hybrid coupled-mode modeling in 3D: perturbed and coupled channels, and waveguide crossings. Journal of the Optical Society of America B, 34(3), 613–624.https://doi.org/10.1364/josab.34.000613 
LibreCat: /record/3828
DOI: 10.1364/josab.34.000613

Ebers, L., Hammer, M., &; Förstner, J. (2017). Spiral modes supported by circular dielectric tubes and tube segments. Optical and Quantum Electronics, 49(4), 49:176.https://doi.org/10.1007/s11082-017-1011-x 
LibreCat: /record/3830
DOI: 10.1007/s11082-017-1011-x

Hildebrandt, A., Alhaddad, S., Hammer, M., &; Förstner, J. (2016). Oblique incidence of semi-guided waves on step-like folds in planar dielectric slabs: Lossless vertical interconnects in 3D integrated photonic circuits. In J.-E. Broquin &; G. Nunzi Conti (Eds.), Integrated Optics: Devices, Materials, and Technologies XX. SPIE.https://doi.org/10.1117/12.2214460 
LibreCat: /record/3543
DOI: 10.1117/12.2214460

Hammer, M. (2016). Wave interaction in photonic integrated circuits: Hybrid analytical / numerical coupled mode modeling. In J.-E. Broquin &; G. Nunzi Conti (Eds.), Integrated Optics: Devices, Materials, and Technologies XX (pp. 975018-975018–8). San Francisco, USA: SPIE.https://doi.org/10.1117/12.2214331 
LibreCat: /record/3934
DOI: 10.1117/12.2214331

Civitci, F., Hammer, M., &; Hoekstra, H. J. W. M. (2015). Planar prism spectrometer based on adiabatically connected waveguiding slabs. Optics Communications, 365, 29–37.https://doi.org/10.1016/j.optcom.2015.11.066 
LibreCat: /record/3845
DOI: 10.1016/j.optcom.2015.11.066

Hammer, M., Hildebrandt, A., &; Förstner, J. (2015). Full Resonant Transmission of Semiguided Planar Waves Through Slab Waveguide Steps at Oblique Incidence. Journal of Lightwave Technology, 34(3), 997–1005.https://doi.org/10.1109/jlt.2015.2502431 
LibreCat: /record/3847
DOI: 10.1109/jlt.2015.2502431

Hammer, M., Hildebrandt, A., &; Förstner, J. (2015). How planar optical waves can be made to climb dielectric steps. Optics Letters, 40(16), 3711–3714.https://doi.org/10.1364/ol.40.003711 
LibreCat: /record/3894
DOI: 10.1364/ol.40.003711

Hammer, M. (2014). Oblique incidence of semi-guided waves on rectangular slab waveguide discontinuities: A vectorial QUEP solver. Optics Communications, 338, 447–456.https://doi.org/10.1016/j.optcom.2014.09.087 
LibreCat: /record/3890
DOI: 10.1016/j.optcom.2014.09.087

Hoekstra, H. J. W. M., &; Hammer, M. (2014). General relation for group delay and the relevance of group delay for refractometric sensing. Journal of the Optical Society of America B, 31(7).https://doi.org/10.1364/josab.31.001561 
LibreCat: /record/3937
DOI: 10.1364/josab.31.001561