Haiyan Ou

Haiyan Ou

Lektor

DTU FOTONIK
Institut for Fotonik

Diode Lasers and LED Systems

Danmarks Tekniske Universitet

Ørsteds Plads

Bygning 345A, rum 072

2800 Kgs. Lyngby

Tlf.
Fax 45 93 65 81
E-mail haou@fotonik.dtu.dk
ORCID 0000-0002-0538-8230
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2019
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High-quality factor, high-confinement microring resonators in 4H-silicon carbide-on-insulator

Zheng, Yi ; Pu, Minhao ; Yi, Ailun ; Chang, Bingdong ; You, Tiangui ; Huang, Kai ; Kamel, Ayman N. ; Henriksen, Martin R. ; Jørgensen, Asbjørn A. ; Ou, Xin ; Ou, Haiyan
in: Optics Express, vol: 27, issue: 9, pages: 13053-13060

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1364/OE.27.013053

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An adhesive bonding approach by hydrogen silsesquioxane for silicon carbide-based LED applications

Lin, Li ; Ou, Yiyu ; Jokubavicius, Valdas ; Syväjärvi, Mikael ; Liang, Mengning ; Liu, Zhiqiang ; Yi, Xiaoyan ; Schuh, Philipp ; Wellmann, Peter ; Herstrøm, Berit ; Jensen, Flemming ; Ou, Haiyan
in: Materials Science in Semiconductor Processing, vol: 91, pages: 9-12

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1016/j.mssp.2018.10.028

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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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Enhanced emission from near ultraviolet LED with highly-reflective p-(Al)GaN layer

Ou, Yiyu ; Lin, Li ; Petersen, Paul Michael ; Ou, Haiyan
Presented at:
The 7th International Conference on Light-Emitting Devices and Their Industrial Applications

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2019

 

Fabrication of high-Q, high-confinement 4H-SiC microring resonators by surface roughness reduction

Zheng, Yi ; Pu, Minhao ; Yi, Ailun ; Kamel, Ayman Nassar ; Henriksen, Martin Romme ; Jørgensen, Asbjørn A. ; Ou, Xin ; Ou, Haiyan
part of: CLEO: Science and Innovations 2019, 2019, Optical Society of America
Presented at:
CLEO: Science and Innovations 2019

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1364/CLEO_SI.2019.SM2O.7

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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

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Nonclassical Optical Bistability and Resonance-Locked Regime of Photon- Pair Sources Using Silicon Microring Resonator

Guo, Kai ; Yang, Lin ; Shi, Xiaodong ; Liu, Xuanming ; Cao, Yining ; Zhang, Jingjing ; Wang, Xiaolin ; Yang, Junbo ; Ou, Haiyan ; Zhao, Yijun
in: Physical Review Applied, vol: 11, issue: 3

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1103/PhysRevApplied.11.034007

2018
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Experimentally validated full-vectorial model of wavelength multicasting via four-wave mixing in straight waveguides

Guo, Kai ; Feng, Jiacheng ; Shi, Xiaodong ; Li, Jiehui ; Gao, Minghong ; Jing, Hui ; Wang, Xiaolin ; Yang, Junbo ; Ou, Haiyan
in: Scientific Reports, vol: 8, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1038/s41598-018-31470-x

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Direct Growth Of AlGaN nanorod LEDs on graphene-covered Si

Ren, Fang ; Yin, Yue ; Wang, Yunyu ; Liu, Zhiqiang ; Liang, Meng ; Ou, Haiyan ; Ao, Jinping ; Wei, Tongbo ; Yan, Jianchang ; Yuan, Guodong ; Yi, Xiaoyan ; Wang, Junxi ; Li, Jinmin
in: Materials, vol: 11, issue: 12

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.3390/ma11122372

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Experimentally validated dispersion tailoring in a silicon strip waveguide with alumina thin-film coating

Guo, Kai ; Christensen, Jesper Bjerge ; Shi, Xiaodong ; Christensen, Erik Nicolai ; Lin, Li ; Ding, Yunhong ; Ou, Haiyan ; Rottwitt, Karsten
in: IEEE Photonics Journal, vol: 10, issue: 2

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1109/JPHOT.2018.2802931

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A new type of white LED light source by bonding fluorescent SiC and a near-UV LED

Ou, Haiyan ; Lin, Li
Presented at:
6th international workshop on wide bandgap Semiconductor materials and devices

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2018

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Direct van der Waals epitaxy of crack-free AlN thin film on epitaxial WS2

Yin, Yue ; Ren, Fang ; Wang, Yunyu ; Liu, Zhiqiang ; Ao, Jinping ; Liang, Meng ; Wei, Tongbo ; Yuan, Guodong ; Ou, Haiyan ; Yan, Jianchang ; Yi, Xiaoyan ; Wang, Junxi ; Li, Jinmin
in: Materials, vol: 11, issue: 12

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.3390/ma11122464

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Efficiency enhancement of InGaN amber MQWs using nanopillar structures

Ou, Yiyu ; Iida, Daisuke ; Liu, Jin ; Wu, Kaiyu ; Ohkawa, Kazuhiro ; Boisen, Anja ; Petersen, Paul Michael ; Ou, Haiyan
in: Nanophotonics, vol: 7, issue: 1, pages: 317-322

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1515/nanoph-2017-0057

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Electroluminescence enhancement for near-ultraviolet light emitting diodes with graphene/AZO-based current spreading layers

Lin, Li ; Ou, Yiyu ; Zhu, Xiaolong ; Herstrøm, Berit ; Jensen, Flemming ; Ou, Haiyan
Presented at:
6th International Conference on Light-Emitting Devices and Their Industrial Applications

Type: Conference abstract for conference

Status: Published     |    År: 2018

 

Enhanced emission and modulation properties of localized surface plasma coupled GaN-based green light-emitting diodes

Li, Jiehui ; Gou, Pengqi ; Chi, Nan ; Ou, Haiyan
part of: Optical Fiber Communication Conference 2018, pages: 1-3, 2018, Optical Society of America (OSA)
Presented at:
Optical Fiber Communication Conference and Exhibition 2018

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1364/OFC.2018.Th2A.65

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Generation rate scaling: the quality factor optimization of microring resonators for photon-pair sources

Guo, Kai ; Shi, Xiaodong ; Wang, Xiaolin ; Yang, Junbo ; Ding, Yunhong ; Ou, Haiyan ; Zhao, Yijun
in: Photonics Research, vol: 6, issue: 6, pages: 587-596

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1364/PRJ.6.000587

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High-Confinement, High-Q Microring Resonators on Silicon Carbide-On-Insulator (SiCOI)

Zheng, Yi ; Yi, Ailun ; Pu, Minhao ; Chang, Bingdong ; You, Tiangui ; Huang, Kai ; Ou, Xin ; Ou, Haiyan
part of: Proceedings of Asia Communications and Photonics Conference, 2018, IEEE
Presented at:
2018 Asia Communications and Photonics Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1109/ACP.2018.8595751

 

High quantum efficiency far red emission from double perovskite structured CaLaMgMO6:Mn4+ (M = Nb, Ta) phosphor for UV-based light emitting diodes application

Jiang, Guangxiang ; Yang, Bobo ; Zhao, Guoying ; Liu, Yufeng ; Zou, Jun ; Sun, Hongtao ; Ou, Haiyan ; Fang, Yongzheng ; Hou, Jingshan
in: Optical Materials, vol: 83, pages: 93-98

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1016/j.optmat.2018.05.074

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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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InGaN/GaN ultraviolet LED with a graphene/AZO transparent current spreading layer

Lin, Li ; Ou, Yiyu ; Zhu, Xiaolong ; Stamate, Eugen ; Wu, Kaiyu ; Liang, Meng ; Liu, Zhiqiang ; Yi, Xiaoyan ; Herstrøm, Berit ; Boisen, Anja ; Jensen, Flemming ; Ou, Haiyan
in: Optical Materials Express, vol: 8, issue: 7, pages: 1818-1826

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1364/OME.8.001818

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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

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Liquid Solution Phase Epitaxial Growth of Al-doped f-SiC for LEDs

Tang, Kai ; Ma, Xiang ; van der Eijk, Casper ; Ou, Haiyan
Presented at:
E-MRS Spring Meeting 2017

Type: Paper (Peer reviewed)

Status: Published     |    År: 2018

2017
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Dispersion tailoring of a silicon strip waveguide employing Titania-Alumina thin-film coating

Guo, Kai ; Christensen, Jesper B. ; Christensen, Erik N. ; Ding, Yunhong ; Ou, Haiyan ; Rottwitt, Karsten
part of: 17th International Conference on Numerical Simulation of Optoelectronic Devices, NUSOD 2017, pages: 57-58, 2017, IEEE Computer Society Press
Presented at:
17th International Conference on Numerical Simulation of Optoelectronic Devices

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1109/NUSOD.2017.8009989

 

1.142 mu m GaAsBi/GaAs Quantum Well Lasers Grown by Molecular Beam Epitaxy

Wu, Xiaoyan ; Pan, Wenwu ; Zhang, Zhenpu ; Li, Yaoyao ; Cao, Chunfang ; Liu, Juanjuan ; Zhang, Liyao ; Song, Yuxin ; Ou, Haiyan ; Wang, Shumin
in: A C S Photonics, vol: 4, issue: 6, pages: 1322-1326

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1021/acsphotonics.7b00240

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Broadband wavelength conversion in a silicon vertical-dual-slot waveguide

Guo, Kai ; Lin, Li ; Christensen, Jesper Bjerge ; Christensen, Erik Nicolai ; Shi, Xiaodong ; Ding, Yunhong ; Rottwitt, Karsten ; Ou, Haiyan
in: Optics Express, vol: 25, issue: 26, pages: 32964-32971

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1364/OE.25.032964

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Current Spreading Layer with High Transparency and Conductivity for near-ultraviolet light emitting diodes

Lin, Li ; Jensen, Flemming ; Herstrøm, Berit ; Ou, Haiyan
Presented at:
5th International workshop on LEDs and solar application

Type: Paper (Peer reviewed)

Status: Published     |    År: 2017

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Detection of effective recombination centers in fluorescent SiC using thermally stimulated luminescence

Wei, Yi ; Künecke, Ulrike ; Wellmann, Peter ; Ou, Haiyan
Presented at:
5th international workshop on LED and Solar Applications

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2017

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Effective optimization of surface passivation on porous silicon carbide using atomic layer deposited Al2O3

Lu, Weifang ; Iwasa, Yoshimi ; Ou, Yiyu ; Jinno, Daiki ; Kamiyama, Satoshi ; Petersen, Paul Michael ; Ou, Haiyan
in: RSC Advances, vol: 7, pages: 8090–8097

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1039/c6ra27281a

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Effect of dopants on the morphology of porous SiC

Lu, Weifang ; Iwasa, Yoshimi ; Ou, Yiyu ; Kamiyama, Satoshi ; Petersen, Paul Michael ; Ou, Haiyan
Presented at:
5th international workshop on LED and Solar Applications

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2017

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Electrically Pumped 1.136 mum GaAsBi/AlGaAs Quantum Well Lasers Grown by Molecular Beam Epitaxy

Wu, Xiaoyan ; Pan, Wenwu ; Liu, Juanjuan ; Li, Yaoyao ; Cao, Chunfang ; Ou, Haiyan ; Wang, Shumin
Presented at:
19th European Workshop on Molecular Beam Epitaxy

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2017

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Full-vectorial propagation model and modified effective mode area of four-wave mixing in straight waveguides

Guo, Kai ; Friis, Søren Michael Mørk ; Christensen, Jesper Bjerge ; Christensen, Erik Nicolai ; Shi, Xiaodong ; Ding, Yunhong ; Ou, Haiyan ; Rottwitt, Karsten
in: Optics Letters, vol: 42, issue: 18, pages: 3670-3673

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1364/OL.42.003670

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Liquid Phase Epitaxial Growth of Al-doped f-SiC for White Light-Emitting Diodes

Tang, Kai ; Ma, Xiang ; can der Eijk, Casper ; Ou, Haiyan ; Wei, Yi
Presented at:
5th international workshop on LED and Solar Applications

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2017

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Localized Surface Plasmon on 6H SiC with Ag Nanoparticles

Wei, Yi ; Fadil, Ahmed ; Ou, Haiyan
in: Materials Science Forum, vol: 897, pages: 634-637

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.4028/www.scientific.net/MSF.897.634

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Low Temperature Photoluminescence of 6H fluorescent SiC

Wei, Yi ; Künecke, Ulrike ; Jokubavicius, Valdas ; Syväjärvi, Mikael ; Wellmann, Peter ; Ou, Haiyan
Presented at:
E-MRS Spring Meeting 2017

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2017

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Thermally Stimulated Luminescence in 6H Fluorescent SiC

Wei, Yi ; Künecke, Ulrike ; Wellmann, Peter ; Ou, Haiyan
Presented at:
2017 International Conference on Silicon Carbide and Related Materials

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2017

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Time-Efficient High-Resolution Large-Area Nano-Patterning of Silicon Dioxide

Lin, Li ; Ou, Yiyu ; Aagesen, Martin ; Jensen, Flemming ; Herstrøm, Berit ; Ou, Haiyan
in: Micromachines, vol: 8, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.3390/mi8010013

 

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     |    År: 2017     |    DOI: https://doi.org/10.1364/NLO.2017.NW3A.3

 

Visible light emission from porous silicon carbide

Ou, Haiyan ; Lu, Weifang
part of: Proceedings of International Conference on Communications in China 2017, 2017, IEEE
Presented at:
International Conference on Communications in China 2017

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1109/ICCChinaW.2017.8355266

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White light emission from engineered silicon carbide

Ou, Haiyan
Presented at:
14th China International Forum on Solid State Lighting

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2017

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White light emission from fluorescent SiC with porous surface

Lu, Weifang ; Ou, Yiyu ; Fiordaliso, Elisabetta Maria ; Iwasa, Yoshimi ; Jokubavicius, Valdas ; Syväjärvi, Mikael ; Kamiyama, Satoshi ; Petersen, Paul Michael ; Ou, Haiyan
in: Scientific Reports, vol: 7, issue: 9798

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: https://doi.org/10.1038/s41598-017-10771-7

2016
 

A 2 x 2 imaging MIMO system based on LED Visible Light Communications employing space balanced coding and integrated PIN array reception

Li, Jiehui (Invited author) ; Xu, Yinfan (Invited author) ; Shi, Jianyang (Invited author) ; Wang, Yuanquan (Invited author) ; Ji, Xinming (Invited author) ; Ou, Haiyan ; Chi, Nan
in: Optics Communications, vol: 367, pages: 214-218

Type: Journal article (Peer reviewed)     |     Invited contribution

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1016/j.optcom.2016.01.041

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Antireflective SiC Surface Fabricated by Scalable Self-Assembled Nanopatterning

Ou, Yiyu ; Fadil, Ahmed ; Ou, Haiyan
in: Micromachines, vol: 7, issue: 9

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.3390/mi7090152

 

Combining surface plasmonic and light extraction enhancement on InGaN quantum-well light-emitters

Fadil, Ahmed ; Ou, Yiyu ; Iida, Daisuke ; Kamiyama, Satoshi ; Petersen, Paul Michael ; Ou, Haiyan
in: Nanoscale, vol: 8, pages: 16340-16348

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1039/c6nr04375e

 

Comparison of wavelength conversion efficiency between silicon waveguide and microring resonator

Xiong, Meng ; Ding, Yunhong ; Ou, Haiyan ; Peucheret, Christophe ; Zhang, Xinliang
in: Frontiers of Optoelectronics, vol: 9, issue: 3, pages: 390-394

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1007/s12200-016-0576-5

 

Electrically driven surface plasmon light-emitting diodes

Fadil, Ahmed ; Ou, Yiyu ; Iida, Daisuke (Invited author) ; Kopylov, Oleksii ; Ou, Haiyan
Presented at:
4th International workshop on LEDs and solar applications

Type: Paper (Peer reviewed)     |     Invited contribution

Status: Published     |    År: 2016

  PDF

Enhanced Emission Efficiency of Size-Controlled InGaN/GaN Green Nanopillar Light-Emitting Diodes

Ou, Yiyu ; Iida, Daisuke ; Fadil, Ahmed ; Ou, Haiyan
in: International Journal of Optics and Photonic Engineering, vol: 1, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016

 

Enhancement of the Modulation Bandwidth for surface Plasmon coupled LEDs for Visible Light Communication

Li, Jiehui ; Fadil, Ahmed ; Ou, Haiyan ; Chi, Nan
part of: CLEO: Science and Innovations 2016, 2016, Optical Society of America OSA
Presented at:
Conference on Lasers and Electro-Optics 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1364/CLEO_SI.2016.STu3R.2

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Fabrication and Evaluation of porous SiC

Iwasa, Yoshimi ; Lu, Weifang ; Teramae, Fumiharu ; Kamiyama, Satoshi ; Ou, Haiyan ; Takeuchi, Tetsuya ; Iwaya, Motoaki ; Akasaki, Isamu
Presented at:
2016 E-MRS Fall Meeting and Exhibit

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2016

  PDF

Fabrication and surface passivation of porous 6H-SiC by atomic layer deposited films

Lu, Weifang ; Ou, Yiyu ; Petersen, Paul Michael ; Ou, Haiyan
in: Optical Materials Express, vol: 6, issue: 6, pages: 1956-1963

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1364/OME.6.001956

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Formation of porous SiC and PL enhancement by Al2O3 passivation

Iwasa, Yoshimi ; Lu, Weifang ; Kamiyama, S. ; Ou, Haiyan ; Takeuchi, Tetsuya ; Iwaya, Motoaki ; Akasaki, Isamu
Presented at:
11th European Conference on Silicon Carbide and Related Materials

Type: Paper (Peer reviewed)

Status: Published     |    År: 2016

 

Hybrid surface structures for efficiency enhancement of fluorescent SiC for white LED application

Ou, Yiyu ; Xiong, Meng ; Lu, Weifang ; Fadil, Ahmed ; Jokubavicius, Valdas (Invited author) ; Syväjärvi, Mikael (Invited author) ; Petersen, Paul Michael ; Ou, Haiyan
Presented at:
4th International workshop on LEDs and solar applications

Type: Paper (Peer reviewed)     |     Invited contribution

Status: Published     |    År: 2016

 

Influence of near-field coupling from Ag surface plasmons on InGaN/GaN quantum-well photoluminescence

Fadil, Ahmed ; Iida, Daisuke ; Chen, Yuntian ; Ou, Yiyu ; Kamiyama, Satoshi ; Ou, Haiyan
in: Journal of Luminescence, vol: 175, pages: 213–216

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1016/j.jlumin.2016.03.001

 

Investigations of thin p-GaN light-emitting diodes

Fadil, Ahmed ; Ou, Yiyu ; Iida, Daisuke ; Kopylov, Oleksii ; Ou, Haiyan
part of: CLEO: Science and Innovations 2016, 2016, Optical Society of America OSA
Presented at:
Conference on Lasers and Electro-Optics 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1364/CLEO_SI.2016.STu3R.6

 

Investigations of thin p-GaN light-emitting diodes with surface plasmon compatible metallization

Fadil, Ahmed ; Ou, Yiyu ; Iida, Daisuke ; Kopylov, Oleksii ; Ou, Haiyan
part of: 2016 Conference on Lasers and Electro-Optics, pages: 1-2, 2016, Optical Society of America (OSA)
Presented at:
Conference on Lasers and Electro-Optics 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2016

 

Linear all-optical signal processing using silicon micro-ring resonators

Ding, Yunhong ; Ou, Haiyan ; Xu, Jing ; Xiong, Meng ; An, Yi ; Hu, Hao ; Galili, Michael ; Lorences Riesgo, Abel ; Seoane, Jorge ; Yvind, Kresten ; Oxenløwe, Leif Katsuo ; Zhang, Xinliang ; Huang, Dexiu ; Peucheret, Christophe
in: Frontiers of Optoelectronics, vol: 9, issue: 3, pages: 362-376

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1007/s12200-016-0553-z

  PDF

Localized Surface Plasmon on SiC with Ag Nanoparticles

Wei, Yi ; Fadil, Ahmed ; Ou, Haiyan
Presented at:
11th European Conference on Silicon Carbide and Related Materials

Type: Paper (Peer reviewed)

Status: Published     |    År: 2016

 

Luminescence enhancement of near ultraviolet light-emitting diodes

Lin, Li ; Jensen, Flemming ; Herstrøm, Berit ; Ou, Haiyan
part of: Proceedings of Asia Communications and Photonics Conference 2016, 2017, Optical Society of America
Presented at:
Asia Communications and Photonics Conference 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1364/ACPC.2016.AS1F.4

 

On-chip mode division multiplexing technologies

Ding, Yunhong ; Frellsen, Louise Floor ; Guan, Xiaowei ; Xu, Jing (Invited author) ; Da Ros, Francesco ; Ou, Haiyan ; Peucheret, Christophe (Invited author) ; Frandsen, Lars Hagedorn ; Oxenløwe, Leif Katsuo ; Yvind, Kresten
part of: Proceedings of Spie, pages: 977407, 2016, SPIE - International Society for Optical Engineering
Presented at:
Next-Generation Optical Communication: Components, Sub-Systems, and Systems V

Type: Article in proceedings (Peer reviewed)     |     Invited contribution

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1117/12.2211596

 

Passivation of surface-nanostructured f-SiC and porous SiC

Ou, Haiyan ; Lu, Weifang ; Ou, Yiyu ; Jokubavicius, Valdas (Invited author) ; Syväjärvi, Mikael (Invited author) ; Schuh, Philipp (Invited author) ; Wellmann, Peter (Invited author) ; Iwasa, Yoshimi (Invited author)
Presented at:
4th International workshop on LEDs and solar applications

Type: Paper (Peer reviewed)     |     Invited contribution

Status: Published     |    År: 2016

 

Photoluminescence Enhancement in Nanotextured Fluorescent SiC Passivated by Atomic Layer Deposited Al2O3 Films

Lu, Weifang ; Ou, Yiyu ; Jokubavicius, Valdas ; Fadil, Ahmed ; Syväjärvi, Mikael ; Buschmann, Volker ; Ruttinger, Steffen ; Petersen, Paul Michael ; Ou, Haiyan
in: Materials Science Forum, vol: 858, pages: 493-496

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.4028/www.scientific.net/MSF.858.493

 

Photoluminescence enhancement in porous SiC passivated by atomic layer deposited Al2O3 films

Lu, Weifang ; Iwasa, Yoshimi ; Ou, Yiyu ; Kamiyama, Satoshi ; Petersen, Paul Michael ; Ou, Haiyan
part of: Proceedings of CLEO: Science and Innovations 2016, 2016, Optical Society of America OSA
Presented at:
Conference on Lasers and Electro-Optics 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1364/CLEO_SI.2016.SM1R.5

 

Surface passivation of nano-textured fluorescent SiC by atomic layer deposited TiO2

Lu, Weifang ; Ou, Yiyu ; Jokubavicius, Valdas ; Fadil, Ahmed ; Syväjärvi, Mikael ; Petersen, Paul Michael ; Ou, Haiyan
in: Physica Scripta, vol: 91, issue: 7

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: https://doi.org/10.1088/0031-8949/91/7/074001

2015
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A new type of white light-emitting diode light source basing on fluorescent SiC

Ou, Haiyan ; Ou, Yiyu ; Lu, Weifang ; Fadil, Ahmed ; Argyraki, Aikaterini ; Kaiser, Michl (Invited author) ; Wellmann, Peter (Invited author) ; Jokubavicius, Valdas (Invited author) ; Syväjärvi, Mikael (Invited author)
Presented at:
SSLCHINA 2015

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

Status: Published     |    År: 2015

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Dielectric coating and surface plasmon enhancement of multi-color quantum-well structures

Fadil, Ahmed ; Iida, Daisuke ; Ou, Yiyu ; Petersen, Paul Michael ; Ou, Haiyan
Presented at:
3rd European-Asian workshop on Light-Emitting Diodes

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2015

 

Effective carrier sweepout in a silicon waveguide by a metal-semiconductor-metal structure

Ding, Yunhong ; Hu, Hao ; Ou, Haiyan ; Oxenløwe, Leif Katsuo ; Yvind, Kresten
part of: Proceedings of 2015 Conference on Lasers and Electro-Optics (CLEO), 2015, IEEE
Presented at:
2015 Conference on Lasers and Electro-Optics 2015 (CLEO)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1364/CLEO_SI.2015.SM1I.5

 

Fabrication and improvement of nanopillar InGaN/GaN light-emitting diodes using nanosphere lithography

Fadil, Ahmed ; Ou, Yiyu ; Zhan, Teng ; Wu, Kaiyu ; Suyatin, Dmitry B. ; Lu, Weifang ; Petersen, Paul Michael ; Liu, Zhiqiang ; Ou, Haiyan
in: Journal of Nanophotonics, vol: 9

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1117/1.JNP.9.093062

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Fabrication of InGaN/GaN nanopillar light-emitting diode arrays

Ou, Yiyu ; Fadil, Ahmed ; Ou, Haiyan
Presented at:
3rd European-Asian workshop on Light-Emitting Diodes

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2015

 

Ge nanobelts with high compressive strain fabricated by secondary oxidation of self-assembly SiGe rings.

Lu, Weifang ; Li, Cheng ; Lin, Guangyang ; Wang, Chen ; Huang, Shihao ; Wei, Jiangbin ; Lan, Xiaoling ; Chen, Songyan ; Ou, Haiyan
in: Materials Research Express, vol: 2

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1088/2053-1591/2/1/015009

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Internal quantum efficiency enhancement of GaInN/GaN quantum-well structures using Ag nanoparticles.

Iida, Daisuke ; Fadil, Ahmed ; Chen, Yuntian ; Ou, Yiyu ; Kopylov, Oleksii ; Iwaya, Motoaki ; Takeuchi, Tetsuya ; Kamiyama, Satoshi ; Akasaki, Isamu ; Ou, Haiyan
in: A I P Advances, vol: 5

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1063/1.4931948

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Luminescence enhancement of green InGaN/GaN nanopillar LEDs

Ou, Yiyu ; Wu, Kaiyu ; Iida, Daisuke ; Fadil, Ahmed ; Ou, Haiyan
Presented at:
3rd International Conference on Light-Emitting Devices and Their Industrial Applications

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2015

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Metal nanoparticles and patterned dielectric on InGaN/GaN LEDs: Combining plasmonic and light extraction enhancement.

Fadil, Ahmed ; Ou, Yiyu ; Iida, Daisuke ; Ou, Haiyan
Presented at:
3rd International Conference on Light-Emitting Devices and Their Industrial Applications

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2015

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On-chip grating coupler array on the SOI platform for fan-in/fan-out of MCFs with low insertion loss and crosstalk

Ding, Yunhong ; Ye, Feihong ; Peucheret, Christophe ; Ou, Haiyan ; Miyamoto, Yutaka ; Morioka, Toshio
in: Optics Express, vol: 23, issue: 3, pages: 3292-3298

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1364/OE.23.003292

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Photoluminescence enhancement in nano-textured fluorescent SiC passivated by atomic layer deposited Al2O3 films

Lu, Weifang ; Ou, Yiyu ; Jokubavicius, Valdas ; Fadil, Ahmed ; Syväjärvi, Mikael ; Buschmann, Volker ; Ruttinger, Steffen ; Petersen, Paul Michael ; Ou, Haiyan
Presented at:
16th International Conference on Silicon Carbide and Related Materials

Type: Paper (Peer reviewed)

Status: Published     |    År: 2015

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Scalable nanostructuring on polymer by a SiC stamp

Argyraki, Aikaterini ; Lu, Weifang ; Petersen, Paul Michael ; Ou, Haiyan
Presented at:
SPIE Optics and Photonics 2015

Type: Sound/Visual production (digital)

Status: Published     |    År: 2015

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Scalable nanostructuring on polymer by a SiC stamp: optical and wetting effects

Argyraki, Aikaterini ; Lu, Weifang ; Petersen, Paul Michael ; Ou, Haiyan
part of: Proceedings of SPIE , 2015, SPIE - International Society for Optical Engineering
Presented at:
Nanoengineering: Fabrication, Properties, Optics, and Devices XII

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1117/12.2186317

 

Signal processing for on-chip space division multiplexing

Peucheret, Christophe (Invited author) ; Ding, Yunhong ; Xu, Jing (Invited author) ; Da Ros, Francesco ; Ou, Haiyan ; Parini, Alberto (Invited author)
part of: Signal Processing in Photonic Communications 2015, 2015, Optical Society of America OSA
Presented at:
Signal Processing in Photonic Communications 2015

Type: Article in proceedings (Peer reviewed)     |     Invited contribution

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1364/SPPCOM.2015.SpT2E.3

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Silicon carbide as platform for energy applications

Syväjärvi, Mikael (Invited author) ; Jokubavicius, Valdas (Invited author) ; Sun, Jianwu (Invited author) ; Liu, Xinyu (Invited author) ; Løvvik, Ole Martin (Invited author) ; Ou, Haiyan ; Wellmann, Peter (Invited author)
Presented at:
Advanced Materials World Congress

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

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.5185/amwc.2015.3438

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Transmittance enhancement in 6H-SiC with nanocone structures

Lu, Weifang ; Ou, Yiyu ; Ou, Haiyan
Presented at:
3rd European-Asian workshop on Light-Emitting Diodes

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2015

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Wavelength-conversion efficiency enhancement in nano-textured fluorescent 6H-SiC passivated by atomic layer deposited titanium oxide

Lu, Weifang ; Ou, Yiyu ; Jokubavicius, Valdas ; Fadil, Ahmed ; Syväjärvi, Mikael ; Petersen, Paul Michael ; Ou, Haiyan
Presented at:
4th International Conference on the Physics of Optical Materials and Devices

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2015

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Wavelength Conversion of a 640 Gbit/s DPSK Nyquist Channel Using a Low-Loss Silicon Nanowire

Ji, Hua ; Hu, Hao ; Ding, Yunhong ; Ou, Haiyan ; Yvind, Kresten ; Oxenløwe, Leif Katsuo
part of: Proceedings of the Optical Fiber Communications Conference and Exhibition 2015, 2015, IEEE
Presented at:
Optical Fiber Communications Conference and Exposition 2015

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1364/OFC.2015.Tu2F.2

 

Wavelength Conversion of DP-QPSK Signals in a Silicon Polarization Diversity Circuit

Vukovic, Dragana ; Schroeder, Jochen ; Ding, Yunhong ; Pelusi, Mark D. ; Du, Liang Bangyuan ; Ou, Haiyan ; Peucheret, Christophe
in: IEEE Photonics Technology Letters, vol: 27, issue: 4, pages: 411-414

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2015     |    DOI: https://doi.org/10.1109/LPT.2014.2375257

2014
 

Advances in wide bandgap SiC for optoelectronics

Ou, Haiyan ; Ou, Yiyu ; Argyraki, Aikaterini ; Schimmel, Saskia ; Kaiser, Michl ; Wellmann, Peter ; Linnarsson, Margareta K. ; Jokubavicius, Valdas ; Sun, Jianwu ; Liljedahl, Rickard ; Syväjärvi, Mikael
in: European Physical Journal B. Condensed Matter and Complex Systems, vol: 87, issue: 3

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1140/epjb/e2014-41100-0

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Broadband Antireflection and Light Extraction Enhancement in Fluorescent SiC with Nanodome Structures

Ou, Yiyu ; Zhu, Xiaolong ; Jokubavicius, Valdas ; Yakimova, Rosita ; Mortensen, N. Asger ; Syväjärvi, Mikael ; Xiao, Sanshui ; Ou, Haiyan
in: Scientific Reports, vol: 4, pages: 1-4

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1038/srep04662

 

Fully-etched apodized fiber-to-chip grating coupler on the SOI platform with -0.78 dB coupling efficiency using photonic crystals and bonded Al mirror

Ding, Yunhong ; Ou, Haiyan ; Peucheret, Christophe ; Yvind, Kresten
part of: Proceedings of 2014 European Conference on Optical Communication, pages: 1-3, 2014, IEEE
Presented at:
European Conference on Optical Communication (ECOC 2014)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1109/ECOC.2014.6963889

 

Fully etched apodized grating coupler on the SOI platform with −058 dB coupling efficiency

Ding, Yunhong ; Peucheret, Christophe ; Ou, Haiyan ; Yvind, Kresten
in: Optics Letters, vol: 39, issue: 18, pages: 5348-50

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1364/OL.39.005348

 

Improved light extraction efficiency of InGaN/GaN light-emitting diodes using dielectric coated nanopillars

Fadil, Ahmed ; Ou, Yiyu ; Ou, Haiyan
Presented at:
Solid-State and Organic Lighting

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2014

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Localized surface plasmon scattering efficiency improvement

Fadil, Ahmed ; Iida, Daisuke ; Ou, Yiyu ; Ou, Haiyan
Presented at:
13th International Conference of Near-field Optics, Nanophotonics and Related Techniques

Type: Poster (Peer reviewed)

Status: Published     |    År: 2014

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Mode-selective wavelength conversion based on four-wave mixing in a multimode silicon waveguide

Ding, Yunhong ; Xu, Jing ; Ou, Haiyan ; Peucheret, Christophe
in: Optics Express, vol: 22, issue: 1, pages: 127-135

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1364/OE.22.000127

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Nucleation and growth of polycrystalline SiC

Kaiser, M. ; Schimmel, S. ; Jokubavicius, V. ; Linnarsson, M. K. ; Ou, Haiyan ; Syväjärvi, M. ; Wellmann, P.
part of: EMRS 2013 Spring Meeting, Symposium G, 2014, IOP Publishing
Presented at:
E-MRS 2013 Spring Meeting

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1088/1757-899X/56/1/012001

 

On-chip grating coupler array on the SOI platform for fan-in/fan-out of multi-core fibers with low insertion loss and crosstalk

Ding, Yunhong ; Ye, Feihong ; Peucheret, Christophe ; Ou, Haiyan ; Miyamoto, Yutaka ; Morioka, Toshio
part of: Proceedings of 2014 European Conference on Optical Communication, pages: 1-3, 2014, IEEE
Presented at:
European Conference on Optical Communication (ECOC 2014)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1109/ECOC.2014.6964081

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Optimization of light out-coupling in optoelectronic devices using nanostructured surface

Ou, Haiyan ; Ou, Yiyu ; Argyraki, Aikaterini ; Fadil, Ahmed ; Lu, Weifang
Presented at:
3rd international symposium on disperse systems for electronic applications

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2014

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Parametric Phase-sensitive and Phase-insensitive All-optical Signal Processing on Multiple Nonlinear Platforms - Invited talk.

Peucheret, Christophe ; Da Ros, Francesco ; Vukovic, Dragana ; Ding, Yunhong ; Dalgaard, Kjeld ; Galili, Michael ; Gajda, A. ; Xu, J. ; Fukuchi, Y. ; Hu, Hao ; Lei, L. ; Ou, Haiyan ; Zimmermann, L. ; Oxenløwe, Leif Katsuo ; Tillack, B. ; Petermann, Klaus
Presented at:
35th Progress In Electromagnetics Research Symposium

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2014

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Plasmon enhanced green GaN light-emitting diodes - Invited paper.

Ou, Haiyan ; Fadil, Ahmed ; Iida, Daisuke ; Chen, Yuntian ; Iwaya, Motoaki ; Takeuchi, Tetsuya ; Kamiyama, Satoshi ; Akasaki, Isamu
Presented at:
35th Progress In Electromagnetics Research Symposium

Type: Paper (Peer reviewed)

Status: Published     |    År: 2014

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Polarization-insensitive wavelength conversion of 40 Gb/s NRZ-DPSK signals in a silicon polarization diversity circuit

Vukovic, Dragana ; Ding, Yunhong ; Hu, Hao ; Ou, Haiyan ; Oxenløwe, Leif Katsuo ; Peucheret, Christophe
in: Optics Express, vol: 22, issue: 10, pages: 12467-12474

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1364/OE.22.012467

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Surface plasmon coupling dynamics in InGaN/GaN quantum-well structures and radiative efficiency improvement

Fadil, Ahmed ; Iida, Daisuke ; Chen, Yuntian ; Ma, Jun ; Ou, Yiyu ; Petersen, Paul Michael ; Ou, Haiyan
in: Scientific Reports, vol: 4

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1038/srep06392

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The role of defects in fluorescent silicon carbide layers grown by sublimation epitaxy

Schimmel, Saskia ; Kaiser, Michl ; Jokubavicius, Valdas ; Ou, Yiyu ; Hens, Philip ; Linnarsson, Margareta ; Sun, Jianwu ; Liljedahl, Rickard ; Ou, Haiyan ; Syväjärvi, Mikael ; Wellmann, Peter
part of: EMRS 2013 Spring Meeting, Symposium G, 2014, IOP Publishing
Presented at:
E-MRS 2013 Spring Meeting

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1088/1757-899X/56/1/012002

  PDF

Ultra-low coupling loss fully-etched apodized grating coupler with bonded metal mirror

Ding, Yunhong ; Peucheret, Christophe ; Ou, Haiyan
part of: IEEE International Conference on Group Four Photonics , pages: 139-140, 2014, IEEE
Presented at:
11th International Conference on Group IV Photonics

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1109/Group4.2014.6961965

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Ultra-wide band signal generation using a coupling-tunable silicon microring resonator

Ding, Yunhong ; Huang, Bo ; Peucheret, Christophe ; Xu, Jing ; Ou, Haiyan ; Zhang, Xinliang ; Huang, Dexiu
in: Optics Express, vol: 22, issue: 5, pages: 6078-6085

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1364/OE.22.006078

 

Wavelength conversion of a 128 Gbit/s DP-QPSK signal in a silicon polarization diversity circuit

Vukovic, Dragana ; Schroeder, Jochen ; Ding, Yunhong ; Pelusi, Mark ; Du, Liang Bangyuan ; Ou, Haiyan ; Peucheret, Christophe
part of: Proceedings of 2014 IEEE Photonics Conference, pages: 312-313, 2014, IEEE
Presented at:
2014 IEEE Photonics Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2014     |    DOI: https://doi.org/10.1109/IPCon.2014.6995369