15H02248 研究成果報告書

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1

2 70Gbps ICT 100Tbps LAN 100Gbps 10Gbps 40Gbps TU Berlin 25Gbps 60Gbps (IBM) (APL 2013, APEX 2014) 10 m (Optics Express 2014) 100Gbps

3 3 VCSEL 4

4 7 図 10 変調器集積面発光レーザ 8 NRZ 48Gbps 11 図 12 製作した変調器集積 VCSEL の近視野像 9 PAM-4 202= 40 Gbps

5 Power Consumption per Bit nm 980nm 1060nm Illinois Furukawa Furukawa NCTU TUB UCSB TUB NEC Tokyo Tech NCTU TUB TUB Chalmers Chalmers FujiXerox/ Tokyo Tech with equalization IBM/ Chalmers Bit Rate (Gbps) ) Masanori Nakahama, Xiaodong Gu, Takahiro Sakaguchi, Akihiro Matsutani, Moustafa Ahmed, Ahmed Bakry, Fumio Koyama, Sub-gigahertz beam switching of vertical-cavity surface-emitting laser with transverse coupled cavity, Applied Physics Letters, Vol. 107, No. 7, pp , Aug ) Shanting Hu, Moustafa Ahmed, Ahmed Bakry, Fumio Koyama, Low chirp and high-speed operation of transverse coupled cavity VCSEL, Japanese Journal of Applied Physics, vol. 54, no. 9, pp , Aug ) Xiaodong Gu, Masanori Nakahama, Akihiro Matsutani, Moustafa Ahmed, Ahmed Bakry, Fumio Koyama, 850nm transverse-coupled-cavity vertical-cavity surface-emitting laser with direct modulation bandwidth of over 30GHz, Applied Physics Express, vol. 8, no. 8, pp , Jul ) Moustafa Ahmed, Ahmed Bakry, Mohamed S. Alghamdi, Hamed Dalir, Fumio Koyama, Enhancing the modulation bandwidth of VCSELs to the millimeter-waveband using strong transverse slow-light feedback, OPTICS

6 EXPRESS, Vol. 23, No. 12, pp , Jun ) Akihiro Matsutani, Fumio Koyama, Dry etching of SiC using Ar/F2 plasma and XeF2 plasma, Japanese Journal of Applied Physics, vol. 54, p. 06GB01, May ) Shanting Hu, Fumio Koyama, Coupled mode analysis of High-speed Transverse Coupled Cavity VCSEL, 20th MOC 2015, J5, pp , Oct ) Hameeda Ragab Ibrahim, Moustafa Ahmed, Fumio Koyama, Influence of slow-light feedback on noise properties of VCSEL with a transverse coupled cavity, 20th MOC 2015, H3, pp , Oct ) Xiaodong Gu, Masanori Nakahama, Akihiro Matsutani, Fumio Koyama, Over 30 GHz Modulation of 850 nm Transverse Coupled Cavity Vertical-Cavity Surface-Emitting Laser, 41st ECOC 2015, ID: 0803, Sep ) Shanting Hu, Fumio Koyama, Chirp Reduction and High-speed Operation Utilizing Lateral Optical Feedback of Coupled Cavity VCSEL, inow, ) Hameeda R. Ibrahim, Moustafa Ahmed, Fumio Koyama, Modeling of Dynamics and Intensity Noise of Transverse Coupled Cavity VCSELs, inow 2014, TuP15, pp , Aug ) Masanori Nakahama, Xiaodong Gu, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama, Transverse-mode Coupled cavity VCSELs with High Speed Beam Switching, inow, ThP1, pp , Aug ) Masanori Nakahama, Hiroki Kobayashi, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama, Transverse-mode Control of Transverse-coupled Cavity VCSELs using Vernier Effect for Boosting Single-mode Power, Compound Semiconductor Week 2015, CSW2015, Tu405.4, pp , Jul ) Shanting Hu, Fumio Koyama, Chirp Reduction and Modulation Bandwidth Enhancement of Transverse Coupled Cavity VCSEL, The 20 th OECC2015, JWeC.14, Jul ) Moustafa Ahmed, Ahmed Bakry, Hamed Dalir, Fumio Koyama, Application of Strong Slow-Light Feedback to Boost the Modulation Bandwidth of VCSELs Beyond 70 GHz, CLEO2015, SM3F.6, May ) Hamed Dalir, Fumio Koyama, Millimeter-wave Modulation of 850 nm VCSELs for Radio over Fiber Applications, CLEO2015, SF1I.7, May ) Hameeda Ragab Ibrahim, Mohamed Ahmed, Fumio Koyama, Modulation Bandwidth Enhancement of Double Transverse Coupled Cavity VCSELs, 21stMOC2016, 13A-7, Oct ) Fumio Koyama, VCSEL Photonics for Optical Interconnects, MOC2016, 12C-3, Oct ) Takashi Kondo, Junichiro Hayakawa, Naoki Jogan, Akemi Murakami, Jun Sakurai, Xiaodong Gu, Fumio Koyama,. Temperature Dependence of Small Signal Response of 850 nm Transverse-Coupled-, 25th ISLC 2016, TuD3, Sep ) Fumio Koyama, High speed modulation of transverse coupled cavity VCSELs, 21st. (OECC/PS2016), MD2-1, Jul ) Shanting Hu, Xiaodong Gu, Fumio Koyama, Low chirp operation of transverse-coupled-cavity VCSELs, CLEO2016, SF1L.4, Jun ) Hameeda Ibrahim, Fumio Koyama, Moustafa Ahmed. Large Signal Modultion Analysis Of High-speed Transverse Coupled Cavity VCSELs, The 12th CLEO-PR, 1-4N-6, Aug ) Shanting Hu, Akihiro Matsutani, Fumio Koyama, Unidirectional Coupling Of Laterally Coupled VCSEL And Slow Light Modulator/Amplifier, The 12th CLEO-PR, P3-125, Aug ) Shanting Hu, Akihiro Matsutani, Fumio Koyama, VCSELs Laterally Coupled with a Slow Light Modulator/Amplifier Showing Unidirectional Coupling, inow 2017, WeP, Aug ) Ahmed Mohamed Ahmed Hassan, Moustafa Ahmed Hafez, Masanori Nakahama, Fumio Koyama, Numerical analysis of Watt-class VCSEL amplifier, The 24th ICO, P14-02, Aug ) Shanting Hu, Xiaodong Gu, Akihiro Matsutani, Fumio Koyama, Electro-absorption Modulator Integrated with Transverse Coupled Cavity VCSELs, The 24th ICO, Tu1J-05, Aug KOYAMA, FUMIO (2) SAKAGUCHI, TAKAHIRO

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