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.

Optical transition between two optical waveguides layer and method for transmitting light
M. Hammer, J. Förstner, L. Ebers, (2019).

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.

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.

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.

Spiral modes supported by circular dielectric tubes and tube segments
L. Ebers, M. Hammer, J. Förstner, Optical and Quantum Electronics 49 (2017) 49:176.