Abebe Tilahun Tarekegne

Abebe Tilahun Tarekegne

Postdoc

DTU FOTONIK
Institut for Fotonik

Diode Lasers and LED Systems

Danmarks Tekniske Universitet

Ørsteds Plads

Bygning 345A, rum 079

2800 Kgs. Lyngby

Hjemmeside

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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     |    År: 2019     |    DOI: https://doi.org/10.1364/OME.9.000295

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Fluorescent silicon carbide for white light source

Ou, Haiyan ; Wei, Yi ; Lin, Li ; Tarekegne, Abebe Tilahun ; Lu, Weifang ; Ou, Yiyu ; Herstrøm, Berit ; Jensen, Flemming ; Liang, Meng (Invited author) ; Liu, Zhiqiang (Invited author) ; Yi, Xiaoyan (Invited author) ; Jakubavicius, Valdas (Invited author) ; Syväjävi, Mikael (Invited author) ; Schuh, Philipp (Invited author) ; Wellmann, Peter (Invited author)
Presented at:
2019 Spring Meeting of the European Materials Research Society

Type: Conference abstract for conference (Peer reviewed)     |     Invited contribution

Status: Published     |    År: 2019

 

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, vol: 7, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1002/adom.201801176

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Terahertz time-domain spectroscopy of zone-folded acoustic phonons in 4H and 6H silicon carbide

Tarekegne, Abebe T. ; Zhou, Binbin ; Kaltenecker, Korbinian ; Iwaszczuk, Krzysztof ; Clark, Stewart ; Jepsen, Peter Uhd
in: Optics Express, vol: 27, issue: 3, pages: 3618-3628

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1364/OE.27.003618

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     |    År: 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     |    År: 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     |    År: 2018

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     |    År: 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     |    År: 2017     |    DOI: https://doi.org/10.1088/1367-2630/aa936b

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Nonlinear dynamics of semiconductors in strong THz electric fields

Tarekegne, Abebe Tilahun

Type: Ph.D. thesis

Status: Published     |    År: 2017