Dr. Manfred Hammer

Research Associate

Office Address:
Pohlweg 47-49
33098 Paderborn
Room:
P1.5.17.1
Office hours:

on appointment

Publications

Latest Publications

TFLN channel waveguides of rib and strip type: Properties of guided modes

M. Hammer, S. Khan, B. Taheri, H. Farheen, J. F?rstner, Optics Continuum 4 (2025) 2356.


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. F?rstner, Optics Express 32 (2024) 22878.


Symmetry-protected TM modes in rib-like, plus-shaped optical waveguides with shallow etching

N. ?stün, H. Farheen, M. Hammer, J. F?rstner, Journal of the Optical Society of America B 41 (2024) 2077.


Guided modes of thin-film lithium niobate slabs

M. Hammer, H. Farheen, J. F?rstner, Optics Continuum (2024) 532822.


How to suppress radiative losses in high-contrast integrated Bragg gratings

M. Hammer, H. Farheen, J. F?rstner, Journal of the Optical Society of America B 40 (2023) 862.


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Teaching


Current Courses

  • Optical Waveguide Theory
  • Optical Waveguide Theory