Abebe Tilahun Tarekegne

Abebe Tilahun Tarekegne

Postdoc

DTU FOTONIK
Department of Photonics Engineering

Diode Lasers and LED Systems

Technical University of Denmark

Ørsteds Plads

Building 345A, room 079

2800 Kgs. Lyngby

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2019
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Double D-centers related donor-acceptor-pairs emission in fluorescent silicon carbide

Wei, Yi ; Tarekegne, Abebe Tilahun ; Ou, Haiyan
in: Optical Materials Express, vol: 9, issue: 1, pages: 295-303

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1364/OME.9.000295

2018
 

Influence of negative- U centers related carrier dynamics on donor-acceptor-pair emission in fluorescent SiC

Wei, Yi ; Tarekegne, Abebe Tilahun ; Ou, Haiyan
in: Journal of Applied Physics, vol: 124, issue: 5

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1063/1.5037167

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Investigation of photoluminescence emission in Al-N co-doped 6H-SiC by temperature-dependent measurements

Tarekegne, A. T. ; Norrman, K. ; Jokubavicius, V. ; Syväjärvi, M. ; Schuh, P.
Presented at:
European conference on silicon carbide and related materials (ECSCRM 2018)

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2018

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Investigation of the absorption mechanisms of SiC for lighting applications

Tarekegne, A. T. ; Ou, H.
Presented at:
Sixth international workshop on wideband semiconductor materials and devices

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2018

 

Large Area Three-Dimensional Photonic Crystal Membranes: Single-Run Fabrication and Applications with Embedded Planar Defects

Chang, Bingdong ; Zhou, Chen ; Tarekegne, Abebe Tilahun ; Yang, Yuanqing ; Zhao, Ding ; Jensen, Flemming ; Hübner, Jörg ; Jansen, Henri
in: Advanced Optical Materials

Type: Journal article (Peer reviewed)

Status: Accepted/In press     |    Year: 2018     |    DOI: https://doi.org/10.1002/adom.201801176

2017
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High impact ionization rate in silicon by sub-picosecond THz electric field pulses (Conference Presentation)

Tarekegne, Abebe Tilahun ; Iwaszczuk, Krzysztof ; Hirori, Hideki ; Tanaka, Koichiro ; Jepsen, Peter Uhd
part of: Proceedings of SPIE, 2017, SPIE - International Society for Optical Engineering
Presented at:
Ultrafast Phenomena and Nanophotonics XXI

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1117/12.2252058

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Impact ionization dynamics in silicon by MV/cm THz fields

Tarekegne, Abebe Tilahun ; Hirori, Hideki ; Tanaka, Koichiro ; Iwaszczuk, Krzysztof ; Jepsen, Peter Uhd
in: New Journal of Physics, vol: 19, issue: 12

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1088/1367-2630/aa936b

 

Ultrafast nonlinear response of silicon carbide to intense THz fields

Tarekegne, Abebe Tilahun ; Iwaszczuk, Krzysztof ; Kaltenecker, Korbinian J. ; Zhou, Binbin ; Lu, Weifang ; Ou, Haiyan ; Jepsen, Peter Uhd
part of: Nonlinear Optics 2017, 2017, Optical Society of America (OSA)
Presented at:
Nonlinear Optics 2017

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1364/NLO.2017.NW3A.3

2016
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Amplification of resonant field enhancement by plasmonic lattice coupling in metallic slit arrays

Pedersen, Pernille Klarskov ; Tarekegne, Abebe Tilahun ; Iwaszczuk, Krzysztof ; Zhang, X-C ; Jepsen, Peter Uhd
in: Scientific Reports, vol: 6

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1038/srep37738