People

Ir. Andualem Ali Yimam (Doctoral Researcher)

This person is working in this group since 2021.

Affiliation:	Ghent University Department of Information Technology (INTEC)
Address:	Technologiepark-Zwijnaarde 126 9000 Ghent Belgium
Office:	iGent, Office 150.011
E-mail:	[email protected]
Promotors:	Dries Van Thourhout and Geert Morthier
Master Thesis:	Andualem Ali Yimam, All-optical signal processing using DFB and DBR laser diodes, 10/2009

Andualem AliYimam

Specific Research Topics

IIIV microlasers epitaxially grown on silicon

Publications (10)

International Journals

Z. Ouyang, D. Colucci, E.M.B. Fahmy, A. Yimam, J. Van Campenhout, B. Kunert, D. Van Thourhout, InGaAs/GaAs nano-ridge laser with an amorphous silicon grating monolithically grown on a 300mm Si wafer , Optics Letters, (2024) .

International Conferences

Z. Ouyang, D. Colucci, E.M.B. Fahmy, A. Yimam, J. Van Campenhout, B. Kunert, D. Van Thourhout, Compact 1.31 μm-emission In0.45Ga0.55As/ In0.25Ga0.75As photonic crystal nano-ridge laser monolithically grown on 300 mm silicon substrate, SPIE Europe 2024, France, p.130120D (2024) .
A. Yimam, G. Morthier, D. Van Thourhout, Accurate Laser Model for Electrically Injected Monolithic GaAs on Silicon Nano-ridge Laser Diodes, Conference on Lasers and Electro-Optics, p.paper Tu2A.35.pdf (2 pages) (2024) .
A. Yimam, G. Morthier, D. Van Thourhout, Semi-analytical model for electrically injected monolithic GaAs on silicon nano-ridge laser diodes, Annual Symposium of the IEEE Photonics Society Benelux Chapter, (2023).
Z. Ouyang, E. Fahmy, D. Colucci, A. Yimam, B. Kunert, D. Van Thourhout, Side-amorphous-silicon-grating InGaAs/GaAs nano-ridge distributed feedback laser monolithically grown on 300 mm silicon substrate, Asia Communications and Photonics Conference 2023, China, p.paper ACPPOEM 0731-152 (3 pages) (2023) .
Z. Ouyang, E. Fahmy, A. Yimam, B.Kunert, D. Van Thourhout, Low-optical-pumping-threshold InGaAs/GaAs Nano-ridge Laser Monolithically Grown on 300 mm Silicon Substrate, Conference on Lasers and Electro-Optics, United States, p.paper STh3H.3 (2 pages) (2023) .
Z. Ouyang, E. Fahmy, D. Colucci, A. Yimam, B. Kunert, D. Van Thourhout, Top-amourous-silicon-grating InGaAs+GaAs nano-ridge distributed feedback laser monolithically grown on 300 mm silicon substrate, IEEE Photonic Benelux Annual Symposium, Netherlands, (2022) .
K. Huybrechts, A. Ali, R. Baets, G. Morthier, Novel concept for all-optical flip-flop operation in a single DBR laser diode, 22nd Annual Meeting of the IEEE Photonics Society, Turkey, p.ThF2 doi:10.1109/leos.2009.5343402 (2009) .
K. Huybrechts, A. Ali, T. Tanemura, Y. Nakano, G. Morthier, Numerical and experimental study of the switching times and energies of DFB laser based all-optical flip-flops, Photonics in Switching 2009, Italy, p.WeI2-6 doi:10.1109/ps.2009.5307761 (2009) .
K. Huybrechts, A. Ali, G. Morthier, All-optical 2R regeneration and wavelength conversion at 10 Gb/s using a single bistable DFB laser diode, Photonics in Switching 2009, Italy, p.FrII2-6 doi:10.1109/ps.2009.5307839 (2009) .

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