Publication

Peer-reviewed Journal: 

•  W. You*, R. Arefin*, F. Uzgur, S.Lee, S.J. Addamane, B. Liang, S. Arafin, “Enhancement in Electro-optic Performance of InAlGaAs/GaAs Quantum Dot Lasers by Ex-situ Thermal Annealing,” Optics Letters, vol. 48 no. 7, Apr. 2023, PP 1938 - 1941 (* = equal authorship). 

• S. Lee*, R. Arefin*, H. Jung, J. Ha, M.S.I. Sumon, J.S. Kim, S. Krishna, S. Arafin, “Morphological and Optical Characterization of Self-Assembled InAlGaAs/GaAs Quantum Dots,” Journal of Applied Physics, vol. 131 no. 23, May 2022, P: 233104 (* = equal authorship). 

•  R. Arefin, W. You, S. Ramachandra, S. Arafin et al., “Theoretical analysis of tunnel injected sub-300 nm AlGaN laser diodes,” IEEE Journal of Quantum Electronics, vol. 56, no. 6, Dec. 2020, Art. no. 2001110.

•  R. Arefin, S. Ramachandra, H. Jung, W. You, S.M.N. Hasan, S. Arafin et al., “III-N/Si3N4 integrated photonics platform for blue wavelengths,” IEEE Journal of Quantum Electronics, vol. 56, no. 4, Aug. 2020, Art. no. 6300309.

• A. Elbaz, R. Arefin, M. E. Kurdi et al., “Reduced lasing thresholds in GeSn microdisk cavities with defect management of the optically active region,” ACS Photonics, Sep. 2020.

Conference Proceedings: 

•  R. Arefin, W. You, F. Uzgur, B. Liang, S. Arafin, “Rapid Thermal Annealing of InAlGaAs/GaAs Quantum Dot Lasers for sub-900 nm Emission,” Conference on Lasers and Electro-optics, May, 2023.

•  R. Arefin, S. Lee, H. Jung, J. Ha, W. You, A. Ghosh, J.S. Kim, S. Krishna, S. Arafin “Effects of Post-growth Thermal Annealing on MBE-grown InAlGaAs/GaAs Quantum Dots,” Compound Semiconductor Week, July, 2022.

•  R. Arefin, S. Lee, H. Jung, J. Ha, J.S. Kim, S. Krishna, S. Arafin “MBE Growth and Characterization of InAlGaAs/GaAs Quantum Dots,” IEEE Research and Applications of Photonics in Defense Conference, Aug., 2021.

•  R. Arefin, S. Ramachandra, S. Arafin et al. "Gallium-and silicon nitride-based photonic integrated circuits for visible wavelengths," Conference on Lasers and Electro-optics, May 2020, pp. JTh2B-19.

•  R. Arefin, M. O. Faruque, R. A. Mahmud, and R. H. Sagor. "Design of a tunable ring resonator with enhanced quality factor," ICECE, IEEE, Dec. 2016, pp. 369-372.

•  A. Elbaz, J. Chretien, R. Arefin, M. E. Kurdi et al. "Lowering GeSn lasing thresholds for future integration on Si," Proc. SPIE, Silicon Photonics XV, Feb. 2020, p. 112850S.

• R. Ohib, S. Y. Arnob, R. Arefin, M. R. Amin et al. "ENF based machine learning classification for origin of media signals: novel features from Fourier transform profile," ICEECS, Nov. 2018, pp. 26-31.

Posters: 

•  R. Arefin, S. Arafin, "Thermally-Stable Quantum Dot Lasers Near the Telecommunication Band for LiDAR",  John D. and Alice Nelson Kraus Memorial ECE Graduate Student Poster Competition -   2021

•  R. Arefin, S. Lee, H. Jung, J. Ha, W. You, A. Ghosh, J.S. Kim, S. Krishna, S. Arafin “Effects of Post-growth Thermal Annealing on MBE-grown InAlGaAs/GaAs Quantum Dots,” Compound Semiconductor Week, July, 2022.

•  R. Arefin, S. Bauer, J. P.  Reithmaier, S. Arafin “Near Telecom band Quantum Dot Laser for LiDAR”,  ICFO-Weizmann Summer School, August 2021.  

Invited Talk: 

•  R. Arefin "Quantum Dot Lasers for LiDAR",  SSEP seminar, Dept. of Electrical and Computer Engineering, The Ohio State University, November, 2022 

•  R. Arefin, “Thermal Stable Quantum Dot Laser for LiDAR,” Optica Student Chapter, BRAC University, October, 2021.

•  R. Arefin, S. Arafin, "MBE-Grown III-V Quantum Dot Lasers for LiDAR Applications", Photonics North, 2022.