Dr. Manfred Hammer

Research Associate

Theoretical Electrical Engineering
Member - Research Associate
Institute for Photonic Quantum Systems (PhoQS)
Research Associate
Center for Optoelectronics and Photonics (CeOPP)
Member - Research Associate
E-Mail:
manfred.hammer@uni-paderborn.de
Phone:
+49 5251 60-3560
Web:
Homepage
Homepage (Extern)
Office Address:
Pohlweg 47-49
33098 Paderborn
Room:
P1.5.17.1
Office hours:

on appointment

Publications

Latest Publications

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.

DOI PDF
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.

DOI PDF
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.

DOI PDF
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.

DOI
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.

DOI Corrigendum for table C1
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Teaching


Current Courses

  • Optical Waveguide Theory
  • Optical Waveguide Theory