Publications

Journal Articles

  1. Ultra-broadband integrated optical filters based on adiabatic optimization of coupled waveguides. Kazim Gorgulu, Emir Salih Magden. Preprint.
  2. High-Q, directional and self-assembled random laser emission using spatially localized feedback via cracks. Itir Bakis Dogru-Yuksel, Mertcan Han, Gregor Pirnat, Emir Salih Magden, Erkan Senses, Matjaž Humar, and Sedat Nizamoglu. APL Photonics 5, no. 10 (2020): 106105.
  3. A silicon photonic data link with a monolithic erbium-doped laser. Nanxi Li, Ming Xin, Zhan Su, Emir Salih Magden, Neetesh Singh, Jelena Notaros, Erman Timurdogan, Purnawirman Purnawirman, Jonathan DB Bradley, Michael R Watts. Scientific reports 10.1 (2020): 1-9.
  4. Silicon Photonics Optical Frequency Synthesizer. Neetesh Singh, Ming Xin, Nanxi Li, Diedrik Vermeulen, Alfonso Ruocco, Emir Salih, Magden, Katia Shtyrkova, Erich Ippen, Franz X. Kärtner, Michael R. Watts. Singh, Neetesh, et al. “Silicon Photonics Optical Frequency Synthesizer.” Laser & Photonics Reviews: (2020): 1900449.
  5. Optical frequency synthesizer with an integrated erbium tunable laser. Ming Xin, Nanxi Li, Neetesh Singh, Alfonso Ruocco, Zhan Su, Emir Salih Magden, Jelena Notaros, Diedrik Vermeulen, Erich P Ippen, Michael R Watts, Franz X Kärtner. Light: Science & Applications 8.1 (2019): 1-8.
  6. CMOS-Compatible Optical Phased Array Powered by a Monolithically-Integrated Erbium Laser. Jelena Notaros, Nanxi Li, Christopher V Poulton, Zhan Su, Matthew J Byrd, Emir Salih Magden, Erman Timurdogan, Christopher Baiocco, Nicholas M Fahrenkopf, Michael R Watts. Journal of Lightwave Technology 37.24 (2019): 5982-5987.
  7. Integrated CMOS-compatible Q-switched mode-locked lasers at 1900nm with an on-chip artificial saturable absorber. Katia Shtyrkova, Patrick T Callahan, Nanxi Li, Emir Salih Magden, Alfonso Ruocco, Diedrik Vermeulen, Franz X Kärtner, Michael R Watts, Erich P Ippen. Optics Express 27.3 (2019): 3542-3556.
  8. Transmissive silicon photonic dichroic filters with spectrally selective waveguides. Emir Salih Magden, Nanxi Li, Manan Raval, Christopher V. Poulton, Alfonso Ruocco, Neetesh Singh, Diedrik Vermeulen, Erich P. Ippen, Leslie A. Kolodziejski, Michael R. Watts. Nature Communications 9, 3009 (2018).
    Media Coverage: “On-chip optical filter processes wide range of light wavelengths” MIT News (story by Rob Matheson), Phys.org, ScienceDaily, EurekAlert!, Nanowerk, SciTechDaily, Tech Explorist, R&D Magazine, ECN Maganize, Industrial Safety and Security Source, MWee, Photonics.com (among editor’s picks), NTMAGbox, Opli, Communications of the ACM.  (See all news coverage and find out more here)
  9. Frequency Domain Spectroscopy in Rare-Earth-Doped Gain Media. Emir Salih Magden, Patrick Callahan, Nanxi Li, Jonathan DB Bradley, Neetesh Singh, Alfonso Ruocco, Leslie A. Kolodziejski, Erich P. Ippen, Michael R. Watts. IEEE Journal of Selected Topics in Quantum Electronics 24, no. 5 (2018): 1-10.
  10. Monolithically integrated erbium-doped tunable laser on a CMOS-compatible silicon photonics platform. Nanxi Li, Diedrik Vermeulen, Zhan Su, Emir Salih Magden, Ming Xin, Neetesh Singh, Alfonso Ruocco, Jelena Notaros, Christopher V Poulton, Erman Timurdogan, Christopher Baiocco, Michael R Watts. Optics Express 26, no. 13 (2018): 16200-16211.
  11. High-Q-factor Al2O3 micro-trench cavities integrated with silicon nitride waveguides on silicon. Zhan Su, Nanxi Li, Henry C. Frankis, Emir Salih Magden, Thomas N. Adam, Gerald Leake, Douglas Coolbaugh, Jonathan DB Bradley, Michael R. Watts. Optics Express 26, no. 9 (2018): 11161-11170.
  12. Broadband 2-µm emission on silicon chips: monolithically integrated Holmium lasers. Nanxi Li, Emir Salih Magden, Zhan Su, Neetesh Singh, Alfonso Ruocco, Ming Xin, Matthew Byrd, Patrick T. Callahan, Jonathan D. B. Bradley, Christopher Baiocco, Diedrik Vermeulen, Michael R. Watts. Optics Express 26, no. 3 (2018): 2220-2230.
  13. Octave-spanning coherent supercontinuum generation in silicon on insulator from 1.06 μm to beyond 2.4 μm. Neetesh Singh, Ming Xin, Diedrik Vermeulen, Katia Shtyrkova, Nanxi Li, Patrick T Callahan, Emir Salih Magden, Alfonso Ruocco, Nicholas Fahrenkopf, Christopher Baiocco, Bill P-P Kuo, Stojan Radic, Erich Ippen, Franz X Kärtner, Michael R Watts. Light: Science & Applications 7, no. 1 (2018): 17131.
  14. Reliable Integrated Photonic Light Sources Using Curved Al2O3:Er3+ Distributed Feedback Lasers. Nanxi Li, Gurpreet Singh, Emir Salih Magden, Zhan Su, Neetesh Singh, Michele Moresco, Gerald Leake, Jonathan DB Bradley, Michael R. Watts. IEEE Photonics Journal 9, no. 4 (2017): 1-9.
  15. Monolithically-integrated distributed feedback laser compatible with CMOS processing. Emir Salih Magden, Nanxi Li, Jonathan DB Bradley, Neetesh Singh, Alfonso Ruocco, Gale S Petrich, Gerald Leake, Douglas D Coolbaugh, Erich P Ippen, Michael R Watts, Leslie A Kolodziejski. Optics Express 25, no. 15 (2017): 18058-18065.
  16. Ultra-narrow-linewidth Al2O3:Er3+ lasers with a wavelength-insensitive waveguide design on a wafer-scale silicon nitride platform. Nanxi Li, Emir Salih Magden, Gurpreet Singh, Neetesh Singh, Anna Baldycheva, Ehsan Shah Hosseini, Jie Sun, Michele Moresco, Thomas N Adam, Gerard Leake, Douglas Coolbaugh, Jonathan DB Bradley, Michael R Watts. Optics Express 25, no. 12 (2017): 13705-13713.
  17. Athermal synchronization of laser source with WDM filter in a silicon photonics platform. Nanxi Li, Zhan Su, Purnawirman, Emir Salih Magden, Christopher V Poulton, Alfonso Ruocco, Neetesh Singh, Matthew J Byrd, Jonathan DB Bradley, Gerald Leake, Michael R Watts. Applied Physics Letters 110, no. 21 (2017): 211105.
  18. Wavelength division multiplexed light source monolithically integrated on a silicon photonics platform. Purnawirman, Nanxi Li, Emir Salih Magden, Gurpreet Singh, Michele Moresco, Thomas N Adam, Gerard Leake, Douglas Coolbaugh, Jonathan DB Bradley, Michael R Watts. Optics Letters 42, no. 9 (2017): 1772-1775.
  19. High-power thulium lasers on a silicon photonics platform. Nanxi Li, Purnawirman, Zhan Su, Emir Salih Magden, Patrick T Callahan, Katia Shtyrkova, Ming Xin, Alfonso Ruocco, Christopher Baiocco, Erich P Ippen, Franz X Kaertner, Jonathan DB Bradley, Diedrik Vermeulen, Michael R Watts. Optics Letters 42, no. 6 (2017): 1181-1184.
  20. Ultra-compact and low-threshold thulium microcavity laser monolithically integrated on silicon. Zhan Su, Nanxi Li, E Salih Magden, Matthew Byrd, Thomas N Adam, Gerald Leake, Douglas Coolbaugh, Jonathan DB Bradley, Michael R Watts. Optics Letters 41, no. 24 (2016): 5708-5711.
  21. C-band swept wavelength erbium-doped fiber laser with a high-Q tunable interior-ridge silicon microring cavity. Nanxi Li, Erman Timurdogan, Christopher V Poulton, Matthew Byrd, Emir Salih Magden, Zhan Su, Gerald Leake, Douglas D Coolbaugh, Diedrik Vermeulen, Michael R Watts. Optics Express 24, no. 20 (2016): 22741-22748.
  22. Resonant pumped erbium-doped waveguide lasers using distributed Bragg reflector cavities. Gurpreet Singh, Jonathan DB Bradley, Nanxi Li, Emir Salih Magden, Michele Moresco, Thomas N Adam, Gerald Leake, Douglas Coolbaugh, Michael R Watts. Optics Letters 41, no. 6 (2016): 1189-1192.
  23. GaSb thermophotovoltaic cells grown on GaAs substrate using the interfacial misfit array method. Dante DeMeo, Corey Shemelya, Chandler Downs, Abigail Licht, Emir Salih Magden, Tom Rotter, Chetan Dhital, Stephen Wilson, Ganesh Balakrishnan, Thomas E Vandervelde Journal of Electronic Materials 43, no. 4 (2014): 902-908.

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Conference Presentations

  1. Efficient Waveguide Taper Design with Rapid and Data-Driven Eigenmode Expansion. Mehmet Can Oktay, Aytug Aydogan, Emir Salih Magden. Photonics North Conference, IEEE, 2022.
  2. Compact adiabatic silicon photonic filters with arbitrary and ultra-broadband response. Kazim Gorgulu, Emir Salih Magden. Optical Fiber Communication Conference, Postdeadline Paper Th4C.3, Optica, 2022.
  3. Integrated Optical Phased Arrays for LiDAR, Communications, Augmented Reality, and Beyond. Jelena Notaros, Milica Notaros, Manan Raval, Christopher V Poulton, Matthew J Byrd, Nanxi Li, Zhan Su, Emir Salih Magden, Erman Timurdogan, Thomas Dyer, Christopher Baiocco, Taehwan Kim, Pavan Bhargava, Vladimir Stojanovic, Michael R Watts. Applied Industrial Optics: Spectroscopy, Imaging and Metrology, M2A.3, Optica 2021.
  4. Compact and Broadband Silicon Photonic Multiplexers Based on Fast Adiabatic Structures. Kazim Gorgulu, Emir Salih Magden. CLEO: QELS Fundamental Science, JW1A. 23, Optical Society of America, 2021.
  5. Multi-Scale Hierarchical Topology Optimization for Nanophotonic Design. Ahmet Onur Dasdemir, Ahmet Kagan Koral, Berna Kiraz, Alper Kiraz, Emir Salih Magden. Integrated Photonics Research, Silicon and Nanophotonics, ITu4A. 11, Optical Society of America, 2020. (poster+presentation)
  6. Integrated Dichroic Filtering for Octave-spanning Silicon Photonics. Emir Salih Magden. Novel Optical Materials and Applications, paper NoW1B-2. Optical Society of America, 2019.
  7. An optical frequency synthesizer using an integrated erbium tunable laser. Ming Xin, Nanxi Li, Neetesh Singh, Alfonso Ruocco, Zhan Su, Emir Salih Magden, Jelena Notaros, Diedrik Vermeulen, Erich P Ippen, Michael R Watts, Franz X Kärtner. Lasers and Electro-Optics (CLEO), Conference on, paper SW4G.6. OSA, 2019
  8. Silicon photonics optical frequency synthesizer-SPOFS. Neetesh Singh, Ming Xin, Nanxi Li, Diedrik Vermeulen, Alfonso Ruocco, Emir Salih Magden, Katia Shtyrkova, Patrick T Callahan, Erich Ippen, Franz X Kärtner, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper ATh4I.2. OSA, 2019
  9. Integrated CMOS-compatible Q-Switched-Mode-Locked Laser at 1.9 µm with On-Chip Artificial Saturable Absorber. Katia Shtyrkova, Patrick T Callahan, Nanxi Li, Emir Salih Magden, Michael R Watts, Franz X Kärtner, Erich P Ippen. Integrated Photonics Research, Silicon and Nanophotonics, paper IM3B.2. Optical Society of America, 2018.
  10. Integrated rare-Earth doped mode-locked lasers on a CMOS platform. Franz X Kärtner, Patrick Callahan, Katia Shtyrkova, Nanxi Li, Neetesh Singh, Ming Xin, Ravi Koustuban, Jelena Notaros, Emir Salih Magden, Diedrik Vermeulen, Erich P Ippen, Michael R Watts. Silicon Photonics: From Fundamental Research to Manufacturing, vol. 10686, p. 106860F, SPIE Photonics Europe, 2018.
  11. Silicon-photonics-based optical frequency synthesizer. Neetesh Singh, Ming Xin, Nanxi Li, Diedrik Vermeulen, Alfonso Ruocco, Emir Salih Magden, Katia Shtyrkova, Patrick T Callahan, Christopher Baiocco, Erich Ippen, Franz X Kärtner, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper SM3L.1. OSA, 2018
  12. CMOS-Compatible Tunable Vernier Ring Laser using Erbium Doped Waveguide on a Silicon Photonics Platform. Nanxi Li, Diedrik Vermeulen, Zhan Su, Emir Salih Magden, Alfonso Ruocco, Neetesh Singh, Jelena Notaros, Ming Xin, Christopher V Poulton, Erman Timurdogan, Christopher Baiocco, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper SW3B.4. OSA, 2018.
  13. CMOS-Compatible Optical Phased Arrays with Monolithically-Integrated Erbium Lasers. Jelena Notaros, Nanxi Li, Christopher V Poulton, Zhan Su, Matthew J Byrd, Emir Salih Magden, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper STu4B.2. OSA, 2018.
  14. Monolithically Integrated Holmium Lasers on Silicon Chips. Nanxi Li, E Salih Magden, Zhan Su, Neetesh Singh, Alfonso Ruocco, Ming Xin, Matthew Byrd, Patrick T Callahan, Jonathan DB Bradley, Diedrik Vermeulen, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper SF1A.6. OSA, 2018.
  15. Four-Wave Mixing in a High-Q Aluminum Oxide Microcavity on Silicon. Henry C Frankis, Zhan Su, Nanxi Li, Emir Salih Magden, Mengyuan Ye, Michael R Watts, Jonathan DB Bradley. Lasers and Electro-Optics (CLEO), Conference on, paper STh3I.3. OSA, 2018.
  16. Ultra-narrow-linewidth erbium-doped lasers on a silicon photonics platform. Nanxi Li, Purnawirman, E. Salih Magden, Gurpreet Singh, Neetesh Singh, Anna Baldycheva, Ehsan S. Hosseini, Jie Sun, Michele Moresco, Thomas N. Adam, Gerald Leake, Douglas Coolbaugh, Jonathan D. B. Bradley, Michael R. Watts. Silicon Photonics XIII, vol. 10537, p. 1053712, SPIE OPTO, 2018.
  17. Thulium-doped distributed feedback and distributed Bragg reflector lasers on silicon chips. Nanxi Li, Zhan Su, Emir Salih Magden, Patrick T Callahan, Katia Shtyrkova, Ming Xin, Alfonso Ruocco, Christopher Baiocco, Erich P Ippen, Franz X Kärtner, Jonathan DB Bradley, Diedrik Vermeulen, Michael R Watts. Lasers and Electro-Optics Pacific Rim (CLEO-PR), Conference on, OSA, 2017.
  18. Reliable Silicon Photonic Light Source Using Curved Distributed Feedback Lasers. Nanxi Li, Purnawirman, Gurpreet Singh, Emir Salih Magden, Michele Moresco, Thomas Adam, Gerald Leake, Douglas Coolbaugh, Jonathan Bradley, Michael Watts. Integrated Photonics Research, Silicon and Nanophotonics, paper ITu2A-5. Optical Society of America, 2017.
  19. Demonstration of athermally synchronized distributed feedback laser with microring filter. Nanxi Li, Zhan Su, E Salih Magden, Alfonso Ruocco, Neetesh Singh, Matthew J Byrd, Christopher V Poulton, Jonathan DB Bradley, Gerald Leake, Douglas D Coolbaugh, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper STh3N.6. OSA, 2017.
  20. Octave spanning supercontinuum generation in silicon from 1.1 μm to beyond 2.4 μm. Neetesh Singh, Ming Xin, Diedrik Vermeulen, Katia Shtyrkova, Emir Salih Magden, Patrick T Callahan, Nanxi Li, Alfonso Ruocco, Nicholas Fahrenkopf, Douglas D Coolbaugh, Bill P-P Kuo, Stojan Radic, Erich Ippen, Franz X Kärtner, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper STu4J.7, OSA, 2017.
  21. Frequency-domain measurement of spontaneous emission lifetime in rare-earth-doped gain media. Emir Salih Magden, Patrick T Callahan, Nanxi Li, Katia Shtyrkova, Alfonso Ruocco, Neetesh Singh, Ming Xin, Diedrik Vermeulen, Jonathan DB Bradley, Gerald Leake, Douglas D Coolbaugh, Leslie A Kolodziejski, Franz X Kärtner, Erich P Ippen, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper SM1K.3, OSA, 2017.
  22. Microlasers based on high-Q rare-earth-doped aluminum oxide resonators on silicon. Jonathan DB Bradley, Zhan Su, Henry C Frankis, Emir Salih Magden, Nanxi Li, Matthew Byrd, Purnawirman Purnawirman, Ehsan Shah Hosseini, Thomas N Adam, Gerald Leake, Douglas Coolbaugh, Michael R Watts. Integrated Optics: Devices, Materials, and Technologies XXI, vol. 10106, p. 1010602. SPIE OPTO, 2017.
  23. Mode-evolution-based, broadband 1× 2 port high-pass/low-pass filter for silicon photonics. Emir Salih Magden, Christopher V Poulton, Nanxi Li, Diedrik Vermeulen, Alfonso Ruocco, Neetesh Singh, Gerald Leake, Douglas Coolbaugh, Leslie A Kolodziejski, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper Th1G.2, OSA, 2017.
  24. Fully-Integrated CMOS-Compatible Q-Switched Laser at 1.9µm Using Thulium-Doped Al2O3. Patrick T. Callahan, Katia Shtyrkova, Nanxi Li, Emir Salih Magden, Purnawirman, Christopher Baiocco, Douglas Coolbaugh, Erich P. Ippen, Michael R. Watts, Franz X. Kärtner. Lasers and Electro-Optics (CLEO), Conference on, paper STh3N.2, OSA, 2017.
  25. High-power CMOS-compatible photonic integrated thulium-doped distributed feedback laser. Nanxi Li, Zhan Su, Emir Salih Magden, Patrick T Callahan, Katia Shtyrkova, Ming Xin, Alfonso Ruocco, Nicholas Fahrenkopf, Christopher Baiocco, Gerald Leake, Daniel Coleman, Douglas Coolbaugh, Erich P Ippen, Franz X Kärtner, Diedrik Vermeulen, Michael R Watts. IEEE Photonics Conference (IPC), pp. 702-703, 2016.
  26. Ultra-compact CMOS-compatible ytterbium microlaser. Zhan Su, Jonathan D. B. Bradley, Nanxi Li, E. Salih Magden, Purnawirman, Daniel Coleman, Nicholas M. Fahrenkopf, Christopher Baiocco, Thomas N. Adam, Gerald Leake, Douglas D. Coolbaugh, Diedrik Vermeulen, Michael R. Watts. Integrated Photonics Research, Silicon and Nanophotonics, paper IW1A-3, OSA, 2016.
  27. Laser frequency stabilization using Pound-Drever-Hall technique with an integrated TiO2 athermal resonator. Emir Salih Magden, Michael Y Peng, Jonathan DB Bradley, Gerald Leake, Douglas D Coolbaugh, Leslie A Kolodziejski, Franz X Kärtner, Michael R Watts. Lasers and Electro-Optics (CLEO), Conference on, paper STu1H.3, OSA, 2016.
  28. Fully CMOS-compatible integrated distributed feedback laser with 250 C fabricated Al2O3:Er3+ gain medium. Emir Salih Magden, Nanxi Li, Gurpreet Singh, Jonathan DB Bradley, Gale S Petrich, Gerald Leake, Douglas D Coolbaugh, Michael R Watts, Leslie A Kolodziejski. Lasers and Electro-Optics (CLEO), Conference on, paper SM1G.2, OSA, 2016.
  29. On-Chip and Silicon-Compatible Er-Doped Aluminum Oxide Lasers. Jonathan DB Bradley, Purnawirman, Ehsan Shah Hosseini, Zhan Su, Emir Salih Magden, Nanxi Li, Gurpreet Singh, Jie Sun, Thomas N Adam, Gerald Leake, Douglas Coolbaugh, Michael R Watts. Meeting Abstracts of The Electrochemical Society, no. 42, pp. 2114-2114, 2016.
  30. 1.8-μm thulium microlasers integrated on silicon. Jonathan DB Bradley, Zhan Su, Emir Salih Magden, Nanxi Li, Matthew Byrd, Purnawirman Purnawirman, Thomas N Adam, Gerald Leake, Douglas Coolbaugh, Michael R Watts. Optical Components and Materials XIII, vol. 9744, p. 97440U, SPIE OPTO, 2016.
  31. Self-pulsing in Erbium-doped fiber laser. Nanxi Li, Jonathan D B Bradley, Gurpreet Singh, Emir Salih Magden, Jie Sun, Michael R Watts. Optoelectronics Global Conference (OGC), 2015, pp. 1-2. IEEE, 2015.
  32. Compact Rare-Earth-Doped Microring Lasers Monolithically Integrated on Silicon Chips. Zhan Su, Jonathan D B Bradley, Ehsan Shah Hosseini, Anna Baldycheva, Gurpreet Singh, Emir Salih Magden, Thomas N Adam, Gerald Leake, Douglas Coolbaugh, Michael R Watts. The European Conference on Lasers and Electro-Optics (CLEO Europe), p. CK_12_2, OSA, 2015.
  33. Integrated mode-locked lasers in a CMOS-compatible silicon photonic platform. Cheryl M Sorace-Agaskar, Patrick T Callahan, Katia Shtyrkova, Anna Baldycheva, Michele Moresco, Jonathan Bradley, Michael Y Peng, Nanxi Li, Emir Salih Magden, Purnawirman Purnawirman, Michelle Y Sander, Gerald Leake, Douglas D Coolbaugh, Michael R Watts, Franz X Kärtner. Lasers and Electro-Optics (CLEO), Conference on, paper SM2I.5, OSA, 2015.
  34. Micro-Photoluminescence for Optoelectronic Material Characterization. Emir Salih Magden, Victor Minden, Corey Shemelya, and Thomas E. Vandervelde. APS Meeting Abstracts, 2012.
  35. Efficiency Analysis and Demonstration of Split-Junction Photovoltaic Solar Cells. Han Chen, Emir Salih Magden, Chandler Downs, Thomas E Vandervelde. APS Meeting Abstracts, 2012.
  36. 3+1 multijunction testing and operations platform for improved PV and TPV efficiencies. Emir Salih Magden, Han Chen, Chandler Downs, and Thomas E. Vandervelde. Innovative Technologies for an Efficient and Reliable Electricity Supply (CITRES), 2010 IEEE Conference on, pages 116–120, 2010.