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Semiconductor Optoelectronics Group

 

Publications and Invited Talks

 

Electronic and optical physics of graphene, 2D materials, and semiconductor nanostructures

  • "Unconventional valley-dependent optical selection rules and Landau level mixing in bilayer graphene,"  L. Ju, Lei Wang, X. Li, S. Moon, M. Ozerov, Z. Lu, T. Taniguchi, K. Watanabe, E. Mueller, F. Zhang, D. Smirnov, F. Rana and P. L. McEuen, Submitted, Nature Physics (2018).  

  • "Tunable Excitons in Bilayer Graphene," L. Ju, L. Wang, T. Cao, T. Taniguchi, K. Watanabe, S. G. Louie, F. Rana, J. Park, J. Hone, F. Wang,  P. L. McEuen, Science, 358, 907-910 (2017).

  • "THz Interlayer Mechanical Oscillations in Few-Layer MoS2", H. Wang, J. Strait, F. Rana, Submitted (2018).    

  • "Radiative and Non-Radiative Exciton Energy Transfer in Monolayers of Transition Metal Dichalcogenides," C. Manolatou, H. Wang, W. Chan, S. Tiwari, F. Rana, Phys. Rev. B 93, 155422 (2016).

  • Ultrafast response of monolayer molybdenum disulfide photodetectors,” H. Wang, C. Zhang, W. Chan, S. Tiwari, F. Rana, Nature Communications, 6, 8831 (2015).

  • Surface Recombination Limited Lifetimes of Photoexcited Carriers in Few-Layer Transition Metal Dichalcogenide MoS2” H. Wang, C. Zhang, F. Rana, Nano Lett., 15, 8204 (2015).

  • Ultrafast Dynamics of Defect-Assisted Electron-Hole Recombination in Monolayer MoS2,” H. Wang, C. Zhang, F. Rana, Nano Lett., 15, 339 (2015).

  • Radiative Lifetimes of Excitons and Trions in Monolayers of Metal Dichalcogenide MoS2,”  H. Wang, C. Zhang, W. Chan, C. Manolatou, S. Tiwari, F. Rana, Phys. Rev. B, 93, 045407 (2016).

  •  “Fast Exciton Annihilation by Capture of Electrons or Holes by Defects via Auger Scattering in Monolayer Metal Dichalcogenides,” H. Wang, J. H. Strait, C. Zhang, W. Chan, C. Manolatou, S. Tiwari, and F. Rana Phys. Rev. B 91, 165411 (2015).

  • High Intrinsic Mobility and Ultrafast Carrier Dynamics in Multilayer Metal-Dichalcogenide MoS2 Measured by Optical/Terahertz Pump-Probe Spectroscopy,” J. H. Strait, P. Nene, and F. Rana, Phys. Rev. B 90, 245402 (2014).

  • Coupling of Plasmon Modes in Graphene Microstructures,” P. Nene, J. H. Strait, W. Chan, C. Manolatou, S. Tiwari, Paul L. McEuen and Farhan Rana, Appl. Phys. Lett., 105, 143108 (2014).

  • Absorption of Light by Excitons and Trions in Monolayers of Metal Dichalcogenide MoS2: Experiments and theory,” C. Zhang, H. Wang, W. Chan, C. Manolatou, and F. Rana, Phys. Rev. B 89, 205436 (2014).

  • “Ultrafast Two-Pulse Photocurrent Correlation Measurements of Single Atomic Layer MoS2 Photodetectors,” H. Wang, C. Zhang, W. Chen, O. Koksal, S. Tiwari, F. Rana, Presented at the APS March Meeting, San Antonio (TX) (2014).

  • “Temperature Dependent Optical Spectroscopy of Defect States in Monolayer Molybdenum Disulphide Field Effect Transistors,” C. Zhang, H. Wang, W. Chen, S. Tiwari, F. Rana, Presented at the APS March Meeting, Colorado (2014).

  • ”Plasmon-Phonon Interaction and Phonon Induced Transparency in Graphene Plasmonic Nanostructures,” W. Chan, P. Nene, J. Strait, S. Tiwari, F. Rana, Presented at the APS March Meeting, Colorado (2014).

  • “Graphene Plasmo-Mechanical Structures and Devices,” P. Nene, J. Strait, C, Manolatou, F. Rana, Presented at the APS March Meeting, Colorado (2014).

  • “Generation and Detection of Coherent THz Acoustic Phonons in Few Atomic Layer MoS,” H. Wang, C. Zhang, W. Chen, S. Tiwari, F. Rana, Presented at the APS March Meeting, Colorado (2014).

  • Confined Plasmons in Graphene Microstructures; Experiments and Theory,” J. H. Strait, P. Nene, W. Chen, C. Manolatou, J. Kevek, S. Tiwari, P. L. McEuen, F. Rana, Phys. Rev. B 87, 241410 (2013) (Rapid Comm).

  • “Ultrafast Carrier Dynamics in Single and Few layer MoS2 studied by Optical Pump Probe Technique,” H. Wang, F. Rana, Presented at the Conference for Lasers and Electro-Optics, 2013.

  • “Graphene Micro- and Nano-Plasmonics,” P. S. Nene, J. H. Strait, W. Chen, C. Manolatou, J. Kevek, S. Tiwari, P. L. McEuen, F. Rana, Presented at the Conference for Lasers and Electro-Optics, 2013.

  • “Optical Spectroscopy of Excitons and Trions Single Layer MoS2,” C. Zhang, H. Wang, F. Rana, Presented at the Conference for Lasers and Electro-Optics, 2013.

  • “Carrier Relaxation Dynamics in MoS2 Measured by Optical/THz Pump-Probe Spectroscopy,” J. H. Strait, P. S. Nene, H. Wang, H. Wang, F. Rana, Presented at the Conference for Lasers and Electro-Optics, 2013.

  • “Low Temperature Optical Spectroscopy of Excitons and Trions in Monolayer MoS2,” C. Zhang, H. Wang, F. Rana, Presented at the APS March Meeting, 2013.

  • “Ultrafast Optical Pump-Probe Studies of Photoexcited Carrier Dynamics in Mono-Layer MoS2,” H. Wang, F. Rana, Presented at the APS March Meeting, 2013.

  • “Far-IR Spectroscopy and FDTD Simulations of Graphene Plasmonic Structures,” J. H. Strait, P. S. Nene, W. Chen, C. Manolatou, J. Kevek, P. L. McEuen, F. Rana, Presented at the APS March Meeting, 2013.

  • Schottky Barrier Inhomogeneities at the Interface of Few Layer Epitaxial Graphene and Silicon Carbide,” S. Shivaraman, L. H. Herman, F. Rana, J. Park, and M. G. Spencer, Appl. Phys. Lett., 100, 183112 (2012).

  • “Tunable Graphene Plasmonic Devices for Terahertz Applications”, J. H. Strait, P. S. Nene, W. Chan, C. Manolatou, F. Rana, Presented at the MRS Fall meeting (2012).

  • "Ultrafast Optical Pump-Probe Studies of Photoexcited Carrier Dynamics in Mono-Layer and Few-Layer Dichalcogenide Molybdenum Sulphide” H. Wang, C. Zhang, F. Rana, Presented at the MRS Fall meeting (2012).

  • Graphene Optoelectronics: Plasmons get Tuned up,” F. Rana, Nature Nanotechnology 6, 611–612 (2011).  (Invited review)   

  • "Ultrafast Carrier Recombination and Generation Rates for Plasmon Emission and Absorption in Graphene,” F. Rana, J. H. Strait, H. Wang, C. Manolatou, Phys. Rev. B 84, 045437 (2011).

  • Very Slow Cooling Dynamics of Photoexcited Carriers in Graphene Observed by Optical-Pump Terahertz-Probe Spectroscopy,” J. H. Strait, H. Wang, S. Shivaraman, V. Shields, M. Spencer, and F. Rana, Nano. Lett., 11, 4902 (2011).

  • "Carrier Cooling in Graphene Measured by THz Time-Domain Spectroscopy,” J. Strait , H. Wang , S. Shivaraman , V. Shields , C. Ruiz-Vargas , J. Park , M. Spencer , F. Rana, Presented at the APS March Meeting (2011).

  • “Thermoelectric vs. Photoelectric Response of Graphene-Metal Photodetectors,” H. Wang, J. H. Strait, S. Shivaraman, V. Shields, C. Ruiz-Vargas, J. Park, M. G. Spencer, F. Rana, Presented at the Conference on Lasers and Electro-Optics (2011).

  • "Optical Phonon Energy Bottleneck and Very Slow Carrier Cooling in Graphene,” J. Strait, H. Wang, S. Shivaraman, V. Shields, Mi. G. Spencer, and F. Rana, Presented at the Conference on Lasers and Electro-Optics (2011). 

  • "Ultrafast Measurements of Thermal Transport in Graphene," H. Wang, J. H. Strait, S. Shivaraman, J. D. Besant, V. B. Shield, M. G. Spencer, F. Rana, Presented at the Conference on Lasers and Electro-Optics (2010). 

  • "Ultrafast Relaxation Dynamics of Hot Optical Phonons in Graphene," H. Wang, J. H. Strait, P. A. George, S. Shivaraman, V. B. Shields, Mvs Chandrashekhar, J. Hwang, C. S. Ruiz-Vargas, F. Rana, M. G. Spencer, J. Park, Applied Physics Letters, 96, 081917  (2010). 

  • "Measurement of Carrier Recombination Dynamics in Epitaxially-Grown and CVD-Grown Graphene." J. H. Strait, P. A. George, H. Wang, S. Shivaraman, V. Shields, Mvs Chandrashekhar, C. Ruiz-Vargas, F. Rana, M. Spencer, J. Park, Presented at the MRS Fall Meeting, Boston, MA (2009).

  • "Ultrafast Hot Phonon Dynamics in CVD-Grown and Epitaxially-Grown Graphene." Haining Wang, J. H. Strait, P. A. George, S. Shivaraman, V. B. Shields, Mvs Chandrashekhar, C. S. Ruiz-Vargas, F. Rana, M. G. Spencer, J. Park, Presented at the MRS Fall Meeting, Boston, MA (2009). 

  • "Measurements of the Carrier Dynamics and Terahertz Response of Oriented Germanium Nanowires using Optical-Pump Terahertz-Probe Spectroscopy," J. H. Strait, P. A. George, M. Levendorf, M. Blood-Forsythe, F. Rana, and Jiwoong Park, Nano. Lett., 9, 2967 (2009).  

  • "Photodetectors based on intersubband transitions using III-nitride superlattice structures," D. Hofstetter, E. Baumann, F. R. Giorgetta, R. Theron, H. Wu, W. J. Schaff, J. Dawlaty, P. A. George, L. F. Eastman, F. Rana, P. K. Kandaswamy, S. Leconte, and E. Monroy, J. Phys. Condens. Matter, vol. 21, 17528 (2009).   

  • "Carrier Recombination and Generation Rates for Intravalley and Intervalley Phonon Scattering in Graphene," F. Rana, P. A. George, J. H. Strait, J. Dawlaty, S. Shivaraman, Mvs Chandrashekhar, M. G. Spencer, Physical Reviews B,  vol. 79, 115447 (2009). 

  • "Ultrafast Optical-Pump Terahertz-Probe Spectroscopy of the Carrier Relaxation and Recombination Dynamics in Epitaxial Graphene,"  P. A. George, J. H. Strait, J. Dawlaty, S. Shivaraman, Mvs Chandrashekhar, F. Rana, M. G. Spencer,  Nano Lett., 8, 4248 (2008).

  • "Electronic structure of graphene-oxide: theory and experiments," J. Dawlaty, F. Rana, Presented at the Fall MRS meeting (2008).

  • Measurement of the Optical Absorption Spectra of Epitaxial Graphene from Terahertz to Visible,” J. M. Dawlaty, S. Shivaraman, J. Strait, P. A. George, Mvs Chandrashekhar, F. Rana, M. G. Spencer, D. Veksler, Y. Chen, Applied Physics Letters, vol. 93, 131905 (2008).

  • "High frequency measurements on an AlN/GaN-based intersubband detector at 1550 and 780 nm," D. Hofstetter, E. Baumann, F. R. Giorgetta, J. Dawlaty, P. A. George, F. Rana, F. Guillot, E. Monroy, Applied Physics Letters, vol. 92, 231104 (2008). 

  • "Ultrafast Optical-Pump THz-Probe Spectroscopy of the Dirac-Fermion Dynamics in Graphene," P. A. George, J. H. Strait, J. Dawlaty, S. Shivaraman, Mvs Chandrashekhar, F. Rana, M. G. Spencer, Presented at the postdeadline session of the IEEE LEOS Conference on Lasers and Electrooptics (2008).

  • “Recombination through Purcell-Enhanced Plasmon Emission in Graphene,” J. Dawlaty, F. Rana, Submitted to Applied Physics Letters (2008).

  • Measurement of Ultrafast Carrier Dynamics in Epitaxial Graphene,” J. M. Dawlaty, S. Shivaraman, Mvs Chandrashekhar, F. Rana, M. G. Spencer, Applied Physics Letters, vol. 92, 042116 (2008).

  • Electron-hole Generation and Recombination Rates due to Coulomb Scattering in Graphene,” J. M. Dawlaty, F. Rana, Physical Reviews B, vol. 76, 155431 (2007).

  • “Probing Ultrafast Dynamics of Electrons and Holes in Graphene,” Presented at the IEEE LEOS Conference on Lasers and Electrooptics (2008).

  • “Measurement of the Optical Properties of Graphene,” J. M. Dawlaty, S. Shivaraman, Mvs Chandrashekhar, F. Rana, M. G. Spencer, Presented at the IEEE LEOS Conference on Lasers and Electrooptics (2008).

  •  (MOST DOWNLOADED PAPER TITLE)Graphene Terahertz Plasmon Oscillators,” F. Rana, IEEE Transactions on Nanotechnology, vol. 7, 91 (2008). This paper was rated as the most downloaded paper in 2008 by IEEE Transactions in Nanotechnology.

  • “Ultrafast Carrier Dynamics in Epitaxial Graphene,” J. M. Dawlaty, S. Shivaraman, Mvs Chandrashekhar, F. Rana, M. G. Spencer, Presented at the MRS Spring Meeting (2008).

  • “Graphene Terahertz Plasmon Laser: A Laser in a Circuit,” F. Rana, Presented at the Presented at the IEEE LEOS Annual Meeting (2007).

  • “Role of Small Dimensions and Quantum Confinement in Small Silicon Memories” S. Tiwari, F. Rana, A. Kumar, J. J. Welser, C. T. Black, 5th International Symposium on Quantum Confinement Nanostructures, Dielectric Science and Technology, and Display Materials, Boston, Massachusetts, Nov. 1998.

  • Modeling of Electron Tunneling Processes in Quantum Dots Coupled to Field-Effect Transistors,” F. Rana, S. Tiwari, J. J. Welser, Superlattices and Microstructures: Special Issue Dedicated to Rolph Landauer, vol. 23, no. 3-4, 757-770 (1998).

  • “Technology and Power-Speed Tradeoffs in Quantum-Dot and Nano-Crystal Memory Devices” S. Tiwari, J. J. Welser, F. Rana, Symposium on VLSI Technology and VLSI Circuits, Kyoto, Japan, June 1997.

  • “Single Charge and Confinement Effects in Nano-Crystal Memories” S. Tiwari, F. Rana, K. Chan, S. Leathen, H. Hanafi, Applied Physics Letters, vol. 69, no. 9, 1232-1234 (1996).

  • Self-Consistent Modeling of Accumulation Layers and Tunneling Currents through very Thin Oxides,” F. Rana, S. Tiwari, D. A. Buchanan, Applied Physics Letters, vol. 69, no. 8, 1104-1106 (1996).

  • A Silicon Nano-Crystals Based Memory,” S. Tiwari, F. Rana, H. Hanafi, A. Hartstein, E. F. Crabbe, K. Chan, Applied Physics Letters, vol. 68, no.10, 1377-1379 (1996).

  • “A Low Power 77 K Nano-Memory with Single Electron Nano-Crystal Storage” S. Tiwari, F. Rana, W. Chen, K. Chan, H. Hanafi, 53rd Annual Device Research Conference, Charlottesville, Virginia, June 1995.

  • “Volatile and Non-Volatile Memories in Silicon with Nano-Crystal Storage” S. Tiwari, F. Rana, K. Chan, H. Hanafi, W. Chan, D. Buchanan, Technical Digest of the IEEE International Electron Devices Meeting 1995, 521-524 (1995).

  • “Frequency Dependent Behavior of Photon Assisted Transport through a Planar Resonant Tunneling Transistor” R. A. Wyss, F. Rana, Q. Hu, M. J. Rooks l of Quantum Electronics (2008).

 

Ultrafast optics, semiconductor ultrafast lasers, quantum optics of light pulses

  • Energy Limits Imposed by Two-Photon Absorption for Pulse Amplification in High Power Semiconductor Optical Amplifiers,” F. R. Ahmad, D. Y. Tseng, M. Kats, F. Rana, Optics Letters, vol. 33, 1041 (2008).

  • Fundamental and Sub-Harmonic Hybrid Modelocking of a High Power (220 mW) Monolithic Semiconductor Laser,” F. R. Ahmad, F. Rana, IEEE Photonics Technology Letters, vol. 20, 1308 (2008).

  • Passively Mode-Locked High-Power (210 mW) Semiconductor Lasers at 1.55 mm Wavelength,” F. R. Ahmad, F. Rana, IEEE Photonics Technology Letters, vol. 20, 190 (2008).

  • “Amplification of High Energy Picosecond Pulses using Slab-Coupled Waveguide Amplifiers at 1550 nm”, M. Kats, D. Y. Tseng, F. R. Ahmad, F. Rana,  Presented at the Conference on Lasers and Electrooptics (2008).

  •  “Hybrid Modelocking in High Power (220 mW) Electrically Pumped Semiconductor Lasers,” F. R. Ahmad, F. Rana, Presented at the Conference on Lasers and Electrooptics (2008).

  • “Active and Hybrid Modelocking of a High Power (100 mW) Monolithic Semiconductor Laser at 1550 nm,” F. R. Ahmad, F. Rana, Presented at the IEEE LEOS Annual Meeting (2007).

  • “Passive Modelocking in an Electrically Pumped High Power Semiconductor Laser at 1550 nm,” F. R. Ahmad, F. Rana, Presented at the OSA Annual Meeting (2007).

  • “A High Power Electrically Pumped Semiconductor Modelocked Laser at 1550 nm,” Faisal R. Ahmad, F. Rana, Presented at the IEEE LEOS Summer Topical Conference on Optical Frequency & Time Measurement and Generation, July (2007).

  • Relaxation Oscillations and Pulse Stability in Harmonically Modelocked Lasers,” P. A. George, F. Rana, IEEE Journal of Quantum Electronics, vol.  43, 1109 (2007).

  • Extremely Widely Tunable (1.0-1.7 µm) Yb-doped Fiber ModeLocked Laser Source with ~100 fs Pulse Widths based on Raman Frequency Shift,” J. Dawlaty, A. Chong, F. Rana, Presented at the IEEE LEOS Summer Topical Conference on Optical Frequency & Time Measurement and Generation, July (2007).

  • “High Energy Femtosecond Pulse Generation Using Fast Intersubband Saturable Absorbers,” P. A. George, F. R. Ahmad, J. Dawlaty, F. Rana, Presented at the 8th International Conference on Intersubband Transitions in Semiconductors, Cape Cod, MA (September, 2005).

  • “Ultrashort Pulse Generation Using Fast Intersubband Saturable Absorbers in Semiconductor Modelocked Lasers,” F. R. Ahmad, P.A. George, J. Dawlaty, F. Rana, W. Schaff, Presented at the IEEE LEOS Conference on Lasers and Electrooptics, Baltimore (2005).

  • “All-Optical Switches Based on Intersubband Transitions for Tbit/sec Operation,” J. Dawlaty, F. Rana, W. Schaff, Presented at SPIE ITCOM 2004, Philadelphia, PA (2004).

  • “Pulse Dynamics and Relaxation Oscillations in Harmonically Modelocked Semiconductor Lasers,” P. A. George, F. Rana, Presented at the IEEE LEOS Annual Meeting held in Puerto Rico, November (2004).

  • (BEST PAPER AWARD)All-Optical Switches Based on Intersubband Transitions in GaN/AlGaN Multiple Quantum Wells for Tbit/sec Operation,” J. Dawlaty, F. Rana, W. Schaff, Presented at the MRS Fall Meeting, Boston, MA (2004).

  • “Ultrashort Pulse Generation with Semiconductor Modelocked Lasers Using Saturable Absorbers Based on Intersubband transitions in GaN/AlGaN Quantum Wells,” F. R. Ahmad, P.A. George, J. Dawlaty, F. Rana, W. Schaff, Presented at the MRS Annual Meeting, Boston, MA (2004).

  • Quantum Noise of Actively Mode-Locked Lasers with Dispersion and Amplitude/Phase Modulation,” F. Rana, Rajeev J. Ram, H. A. Haus, IEEE J. Quantum Electronics, vol. 40, 41 (2004).

  • Characterization of the Noise and Correlations in Harmonically Mode-Locked Lasers,” F. Rana, Harry L. T. Lee, R. J. Ram, M. E. Grein, L. A. Jiang, E. P. Ippen, H. A. Haus, Journal of the Optical Society of America B, vol. 19, no, 11, 2609 (2002).

  • “Excess Quantum Noise in Non-Hermitian Mode-Locked Laser Systems” F. Rana, R. J. Ram, Conference on Lasers and Electro-Optics/Quantum Electronics and Lasers Symposium Long Beach, California, May 2002.

  • “Residual Phase Noise Measurements of Actively Mode-Locked Fiber and Semiconductor Lasers” J. J. Hargreaves, P. W. Juodawlkis, J. J.  Plant, J. P. Donnelly, and J. C. Twichell, F. Rana, R. J. Ram, 14th Annual Meeting of the Lasers and Electro-Optics Society, San Diego, California, Nov. 2001.

  • “Noise and Timing Jitter in Active and Hybrid Mode-Locked Semiconductor Lasers” F. Rana, R. J. Ram, Conference on Lasers and Electro-Optics/Quantum Electronics and Lasers Symposium, Baltimore, Maryland, May 2000.                    

 

Terahertz microphotonics and microfluidics

  • "Emission of Terahertz Radiation from SiC," J. Strait, P. A. George, J. Dawlaty, S. Shivaraman, Mvs Chandrashekhar, F. Rana, M. G. Spencer, Applied Physics Letters, vol. 95, 051912 (2009). 

  • "Emission of terahertz radiation from SiC via optical rectification," J. Strait, P. A. George, J. Dawlaty, S. Shivaraman, Mvs Chandrashekhar, F. Rana, M. G. Spencer, Presented at the Fall MRS meeting (2008).

  •  “Integrated Waveguide-Coupled Terahertz Microcavity Resonators,” P. A. George, C. Manolatou, F. Rana, A. L. Bingham, D. R. Grischkowsky, Applied Physics Letters, vol. 91, 191122 (2007).

  • Microfluidic Devices for Terahertz Spectroscopy of Biomolecules,” P. A. George, W. Hui, F. Rana, B. G. Hawkins, A. E. Smith, B. J. Kirby, Optics Express, vol. 16, 1577 (2008).

  •  “Integrated Terahertz Waveguide Coupled Microcavity Resonators,” P. A. George, F. Rana, Presented at the IEEE LEOS Annual Meeting (2007).

  • “Integrated Terahertz Biophotonics: Terahertz Spectroscopy of Proteins in Microfluidic Devices,” P. A. George, F. Rana, Presented at the IEEE LEOS Summer Topical Conference on Biophotonics (2007).

  • “Terahertz microfluidics for on-chip detection and identification of bio-molecular compositions and conformations,” P. A. George, F. Rana, D. Erickson, B. Kirby, Presented at the IEEE-LEOS Summer Topical Conference on Optofluidics (2006).

  • Analysis of Terahertz Surface Emitting Quantum Cascade Lasers,” M. Schubert, F. Rana, IEEE Journal of Quantum Electronics, vol. 42, 257 (2006).

  • “Integrated Microcavity Klystrons for Generating High Power Coherent Terahertz Radiation,” P. A. George, C. Manolatou, F. Rana, A. I. Akinwande, Presented at the Conference on Lasers and Electrooptics, Baltimore (2005).

  • “Design and Performance of Surface Emitting Terahertz Quantum Cascade Lasers,” M. Schubert, F. Rana, 8th International Conference on Intersubband Transitions in Semiconductors, Cape Cod, MA (September, 2005).

  • “Surface Emitting Terahertz Quantum Cascade Lasers,” M. Schubert, F. Rana, Presented at the Conference on Lasers and Electrooptics, Baltimore (2005).

 

Semiconductor plasmon lasers and integrated optoelectronics

  • Nanoscale Surface-Emitting Semiconductor Plasmon Lasers," C, Manolatou, F. Rana, To appear in Proceedings of SPIE Optics and Photonics 2008.

  • "Nanopatch Lasers," Nature Research Highlights, vol. 2, 264-265 (2008).

  • Subwavelength Nanopatch Cavities for Semiconductor Plasmon Lasers,” C. Manolatou, F. Rana, IEEE Journal of Quantum Electronics, vol. 44, 435-447 (2008).

  • Tapered Cavities for High-Modulation-Efficiency and Low-Distortion Semiconductor Lasers,” C. Manolatou, F. Rana, IEEE Journal of Quantum Electronics, vol. 43, 1083 (2007).

  • “Nanoscale Semiconductor Plasmon Lasers,” F. Rana, C. Manolatou, S. G. Johnson, Presented at the Conference on Lasers and Electrooptics (2007).

  • SiGeC/Si Electrooptic Modulators”, M. F. Schubert, F. Rana, IEEE Journal of Lightwave Technology, vol. 25, 866 (2007).

  • “High Performance SiGeC/Si Near-IR Electrooptic Modulators and Photodetectors,” M. F. Schubert, F. Rana, International Journal of High Speed Electronics and Systems, vol. 17, 153 (2007).

  • “High Performance SiGeC/Si Near-IR Photonic Devices,” M. F. Schubert, F. Rana, Presented at the Conference on Lasers and Optoelectronics (CLEO), 2006.

  • “Widely Tunable Semiconductor Lasers Based on Microring Resonators” F. Rana, R. J. Ram, Presented at the SPIE conference on Nano and Micro Optics for Information Systems held in San Diego, CA, August 2003.

  • “Cascade Semiconductor Lasers for Telecommunications” R. J. Ram, F. Rana, P.Mayer, Presented at the Annual Meeting of the Lasers and Electro-Optics Society, Glasgow, Scotland, Nov. 2002.

  • “Cascade Semiconductor Lasers for Telecommunications”, R. J. Ram, F. Rana, P. Mayer, H. Schmidt, ITCom’2002, Boston, July 2002.

  • “Microring Resonator Based Widely Tunable Semiconductor Lasers,” F. Rana, C. Manolatou, R. J. Ram, Presented at the OSA meeting on Integrated Photonics Research, Vancouver, Canada, July 2002.

  • “Current Noise in Semiconductor Lasers” F. Rana, P. Mayer, R. J. Ram, IEEE Lasers and Electro-Optics Society Summer Topical Meeting on Advanced Semiconductor Lasers and Applications, Copper Mountain, Colorado, July 2001.

 

Semiconductor quantum optics

  • Scaling of the Photon Noise in Semiconductor Cascade Lasers” F. Rana, P. Mayer, R. J. Ram, Journal of Optics B: Quantum and Semiclassical Optics, vol. 6, S771 (2004).

  • “Quantum Noise of Semiconductor Cascade Lasers” F. Rana, R. J. Ram, presented at the SPIE conference on Noise in Photonics and Quantum Optics held in Santa Fe, New Mexico, June 2003.

  • Photon Noise Correlations in Electrically Coupled Semiconductor Lasers” P. Mayer, F. Rana, R. J. Ram, Applied Physics Letters, vol. 82, no. 5, 689-691 (2003).

  • “Correlated Photon Emissions in Electrically Coupled Semiconductor Lasers,” F. Rana, P. M. Mayer, R. J. Ram, International Conference on Semiconductor Lasers, Garmisch, Germany, September 2002.

  • “Measurement of Correlated Photon Emissions in Electrically Coupled Semiconductor Lasers,” P. M. Mayer, F. Rana, R. J. Ram, 26th International Conference on the Physics of Semiconductors, Edinburgh, Scotland, July 2002.

  • Current Noise and Photon Noise in Quantum Cascade Lasers,” F. Rana, R. J. Ram, Physical Reviews B, vol. 65, 125313 (2002).

  • “Noise and Dynamics in Quantum Cascade Lasers” F. Rana, P. Mayer, R. J. Ram, H. Page, C. Sirtori, 6th International Conference on Intersubband Transitions in Quantum Wells, Monterey, California, Sep. 2001.

  • Photon Noise and Correlations in Semiconductor Cascade Lasers,” F. Rana, R. J. Ram, Applied Physics Letters, vol. 76, no. 9; 1083-1085 (2000).

  • “Current Noise, Photon number Fluctuations and Squeezing in Quantum Cascade Lasers” F. Rana, R. J. Ram, 12th Annual Meeting of the Lasers and Electro-Optics Society, San Francisco, California, Nov. 1999.

  • “Photon Noise in Semiconductor Interband Cascade Lasers” F. Rana, S. G. Patterson, R. J. Ram, Integrated Photonics Research, Santa Barbara, California, July 1999.

 

Selected invited talks

  • "Coherent phonons and plasmons and many body effects in 2D materials and related device applications," Photonics West, San Francisco, February 2018. 

  • “Ultrafast coherent dynamics of excitons, phonons, and plasmons in two-dimensional (2D) materials and devices” Farhan Rana, Jared Strait, Haining Wang, Photonics West, San Francisco, January 2017.

  • “Optoelectronic Properties of 2D Materials Beyond Grapphene” Farhan Rana, Haining Wang, Changjian Zhang, Wei Min Chan, Annual Spring Meeting of the Materials Research Society (MRS), Phoenix (Arizona), April 2016.

  • “Ultrafast Response of MoS2 Photodetetors Measured by Two-Pulse Correlation Techniques” Farhan Rana, Haining Wang, Changjian Zhang, Wei Min Chan, Annual IEEE Photonics Conference, Reston (Virginia), October 2015.

  • “Ultrafast Dynamics of Photoexcited Carriers and Excitons in MoS2” Farhan Rana, Haining Wang, Changjian Zhang, Wei Min Chan, 42nd International Symposium on Compound Semiconductors (ISCS) and Compound Semiconductor Week, Santa Barbara, June 2015. 

  • “Optoelectronics and Plasmonics of 2D Materials,” Farhan Rana, Colloquium at Yale University, February 2015. 

  • “Graphene Plasmonics: From Physics to Devices,” Farhan Rana, Physics Colloquium at Vanderbilt University, February 2015. 

  • “Ultrafast Spectroscopy of Electrons, Excitons, and Phonons in Two-Dimensional (2D) Materials beyond Graphene.” Farhan Rana, Engineering Seminar at Vanderbilt University, February 2015. 

  •  “Photonics and Plasmonics with 2D Atomic Membranes: Physics and Device Applications,” Farhan Rana, Jared Strait, Parinita Nene, Wei Min Chan, Christina Manolatou, Photonics West, San Francisco, January 2015.

  •  “Optics and Plasmonics of Graphene and 2D Materials,” Farhan Rana, Jared Strait, Parinita Nene, Wei Min Chan, Christina Manolatou, IEEE Photonics Summer Topical Meeting, Montreal, July 2014.

  • “Graphene Nano-Optics and Plasmonics: Physics and Devices”, Farhan Rana, Jared Strait, Parinita Nene, Haining Wang, Christina Manolatou, OSA Integrated Photonics Research (IPR), San Diego, July 2014.

  • “Graphene Plasmonics: Physics and Device Applications” Farhan Rana, Jared H. Strait, Haining Wang, Parinita S. Nene, Changjian Zhang, Christina Manolatou, DSS14 Micro-Nanotechnology Sensors, Systems, and Applications Conference, May 2014. 

  • “Graphene Plasmonics: The Waltz of Electrons—Sometimes with Phonons—in Graphene Nanostructures” Farhan Rana, Cornell CCMR 2013 “Science-in-the-Center” speaker, December 2013. 

  • "Ultrafast Dynamics of Plasmons, Phonons, and Spins in Nanostructures,” Farhan Rana, Jared H. Strait, Haining Wang, Parinita S. Nene, Changjian Zhang, Christina Manolatou,  Quantum Electronics Seminar at MIT, October 2013.

  • “Graphene Plasmonics: Theory, Experiments, and Devices”, Farhan Rana, Jared H. Strait, Haining Wang, Parinita S. Nene, Changjian Zhang, Christina Manolatou, Condensed Matter Physics Seminar at the University of Maryland, College Park, April 2013.

  • “Graphene Micro- and Nano-Plasmonics: Experiments and Theory”, Farhan Rana, Jared H. Strait, Haining Wang, Parinita S. Nene, Changjian Zhang, Christina Manolatou, International Conference on Graphene Nanophotonics held in Benasque, Spain, March 2013.

  • "Ultrafast Dynamics of Electrons and Phonons in Graphene and related 2D Materials,” Farhan Rana, Jared H. Strait, Haining Wang, Parinita S. Nene, Changjian Zhang, Christina Manolatou,  Seminar at MIT, October 2012.

  • "Ultrafast Dynamics of Carriers, Phonons, and Plasmons in Graphene,” Farhan Rana, Jared H. Strait, Haining Wang, Parinita S. Nene, Changjian Zhang, Christina Manolatou, Seminar at the University of Washington in Seattle, July 2012.

  • "Graphene for Optical and Terahertz Applications,” Farhan Rana, Jared H. Strait, Haining Wang, Christina Manolatou, SICAST 3 Conference, Shenzhen, China, November 2011.

  • "Graphene Plasmonics for Terahertz Applications,” Farhan Rana, Jared H. Strait, Haining Wang, Christina Manolatou, 36rd International Conference on Infrared, Millimeter, and Terahertz Waves, Houston, TX, October 2011. 

  • "Antiferromagnetic Spins for Terahertz Device Applications," 36rd International Conference on Infrared, Millimeter, and Terahertz Waves, Houston, TX, October 2011. 

  • “Ultrafast Carrier and Phonon Dynamics in Graphene: Relaxation, Recombination, and Transport,” Photonics West and International Symposium on Ultrafast Phenomena in Semiconductors and Nanostructures XV, San Francisco, CA, January 2011.

  • “Graphene Optoelectronics: Physics and Applications of a Semiconductor Atomic Membrane.” F. Rana, Colloquium at the University of Colorado, Boulder, November 2010.

  • “Chip-scale Accelerators for X-ray Generation,” F. Rana, A. Lal, Symposium at GE Laboratories (NY), August 2010. 

  • “Chip-scale and Wafer-scale Ion and Electron Accelerators for X-ray Generation,” F. Rana, A. Lal, DARPA workshop PTSRX program, May 2010. 

  • "Graphene Plasmonics for Subwavelength Terahertz Oscillators," F. Rana, J. H. Strait,  Annual Meeting of  the IEEE Photonics Society (LEOS 2009), October (2009).

  • "Optical and Terahertz Studies of Electron and Phonon Dynamics in Graphene: From Science to Device Applications," F. Rana, Seminar, Columbia University, May (2009).

  • "Graphene Plasmonics," F. Rana, J. H. Strait, European Meeting on Metamaterials (NANOMETA'09), Austria, January (2009). 

  • "Ultrafast Optical and Terahertz Spectroscopy of Carrier Dynamics in Graphene," SPIE Photonics West and International Symposium on Ultrafast Phenomena in Semiconductors and Nanostructures XIII , San Jose, CA, January 2009. 

  • "The Emergence of Integrated Velocity Modulated THz Vacuum Microelectronic Devices," ECE colloquium, Carnegie Mellon University, September (2008).   

  • "Integrated Terahertz Oscillators: Charge Density Waves in Free Space and in Nanostructures," IEEE Conference on High Performance Devices, Delaware, August 2008.  

  • "Graphene Terahertz Sources and Amplifiers," 33rd International Conference on Infrared, Millimeter, and Terahertz Waves, JPL, CA, September 2008. 

  • "Integrated Terahertz Amplifiers and Oscillators," ARL/DARPA/AMRDEC Workshop on Nanoelectronics for RF and Electronics Applications, ARL, August 2008.

  • "High Power Semiconductor Modelocked Lasers, " Annual LEOS Workshop on Semiconductor Lasers, Conference on Lasers and Electrooptics (CLEO), San Jose, CA, May 2008. 

  • "Frontiers in Ultrafast and Ultrasmall Semiconductor Lasers," 17th International Laser Physics Workshop, Trondheim, Norway, June 2008. 

  • "Nanopatch Plasmon Lasers and Graphene Plasmon Oscillators," Gordon Conference on Plasmonics, Tilton School, NH, July 2008. 

  • "Nanoscale Surface-Emitting Semiconductor Plasmon Lasers," SPIE Optics and Photonics 2008, San Diego, CA, August 2008.

  • "Ultrafast Optics of Semiconductor Devices and Nanostructures: From Modelocked Lasers to Graphene," F. Rana, MIT, Quantum Electronics Seminar, March 2008.

  • "Terahertz Microphotonics: From Microcavities and Microfluidics to Graphene Oscillators," F. Rana, CALTECH, RF and Microwave Seminar Series, April 2008.

  • "Semiconductor Plasmon Lasers and Oscillators: From Terahertz to Near-IR," University of California Berkeley, EECS Seminar, April 2008.

  • "Probing the Ultrafast Optical and Terahertz Dynamics of Electrons and Holes in Graphene," NSEC Seminar, Columbia University, January 2008. 

  • "Plasmon Amplification in Semiconductors: From Near-IR to Terahertz," DSRC Workshop, December 2007.

  • "Semiconductor Lasers: From the Ultrafast to the Ultrasmall," Boston LEOS Seminar Series, Lincoln Labs, October 2007.

  • "Graphene Electronics and Photonics," Department Seminar Series, Cornell University, September 2007.

  • "High Energy Semiconductor Ultrafast Lasers," Electronics and Photonics Seminar, U. Notre Dame, May 2007.

  • "From High Speed Optical Devices to Terahertz Microfluidics," Quantum Electronics Seminar, MIT, May, 2007.

  • "RF, mm-wave, and Terahertz Graphene Devices," DARPA CERA Workshop, April 2007.

  • "High Power Semiconductor Modelocked Lasers," Boston Laser Inc. August 2006.

  • "Semiconductor Cascade Lasers and Semiconductor Modelocked Lasers," Laboratory for Physical Sciences Seminar, University of Maryland, College Park, Fall 2005.

  • "Quantum Phenomena in Semiconductor Modelocked Lasers," Nanotechnology Seminar, School of Nanotechnology, SUNY, Albany, NY, Fall 2004.

  • "Widely Tunable Semiconductor Lasers Based on Microring Resonators," F. Rana, R. J. Ram, SPIE conference on Nano and Micro Optics for Information Systems, San Diego, CA, August 2003.    

 

 

 

 

 

 

Publications according to research areas

 

Ultrafast optics, semiconductor ultrafast lasers, and quantum optics of light pulses

 

Terahertz microphotonics and microfluidics

 

Semiconductor plasmon lasers and integrated optoelectronics

 

Electronic and optical physics of graphene, 2D materials, and semiconductor nanostructures

 

Semiconductor quantum optics

 

Invited talks