| 251. | Invited Speaker, 3rd Annual Conference and Expo of AnalytiX 2014 Dalian, China -- April 25, 2014 [Conference Link] |
| 252. | Invited Speaker, NGC 2014 Conference, 6th NANA & GIGA Forum Tempe, AZ. -- March 10, 2014 [Conference Link] |
| 253. | Keynote Speaker, "Recent progress in high-power single-mode quantum cascade lasers" SPIE 2014 Photonics West Conference San Francisco, CA. -- February 1, 2014 [Conference Link] |
| 254. | Keynote Speaker, "III-V semiconductor optoelectronic devices from Uv to THz: recent advances and future trends" SPIE 2014 Photonics West Conference San Francisco, CA. -- February 1, 2014 [Conference Link] |
| 255. | Invited Speaker, Quantum Cascade Laser Research at the Center for Quantum Devices 20th Anniversary of QCL Zurich, Switzerland -- January 16, 2014 [Conference Link] |
| 256. | Women in THz Pushing the Frontiers of Monolithic Integration: A Compact THz Revolution International Conference on THz and Mid Infrared Radiation and Applications to Cancer Detection Using Laser Imaging Sheffield Hallam University, Sheffield, UK -- October 10, 2013 [Conference Link] |
| 257. | Quantum Engineering of Semiconductor Atomic Structures for Biosensing and Photonics The International Conference and Exhibition on Lasers, Optics, and Photonics San Antonio, TX -- October 3, 2013 [Conference Link] |
| 258. | Invited Talk, "III-V Sb Based Type-II Superlattices for Third Generation Infrared Imagers" Workshop on the Physics and Chemistry of II-VI Materials Chicago, IL. -- October 1, 2013 |
| 259. | Invited Speaker, "High power THz sources with wide tenability based on intracavity difference frequency generation semiconductor THz sources" SPIE 2013 Optics + Photonics Conference San Diego, CA. -- August 25, 2013 |
| 260. | Invited Speaker, "High power THz sources with wide tenability based on intracavity difference frequency generation semiconductor THz sources" ARW NARO WORKSHOP Kiev, Ukraine -- May 26, 2013 |
| 261. | Invited Speaker, "High-Performance Bias-selectable Dual-band Mid-/Long-wavelength Infrared Photodetectors and Focal Plane Arrays based on InAs/GaSb Type-II Superlattices” SPIE Defense, Security and Sensing (DSS) Conference Baltimore, MD. -- April 29, 2013 |
| 262. | Invited Speaker,"Widely-tuned room-temperature high semiconductor THz sources" Terahertz Days and GDR‐I Workshop Cargèse, Corsica, France -- March 25, 2013 |
| 263. | "High performance bias-selectable dual-band short-/mid-wavelength infrared photodetectors based on type-II InAs/GaSb/AlSb superlattices" SPIE Photonics West Symposium in Quantum Sensing and Nanophotonic Devices X Conference San Francisco, CA -- February 5, 2013 |
| 264. | "Effect of gating technique on the type-II InAs/GaSb long-wavelength infrared photodetectors" SPIE Photonics West Symposium in Quantum Sensing and Nanophotonic Devices X Conference San Francisco, CA -- February 5, 2013 |
| 265. | Invited talk, "Room-temperature high-performance laser diodes from 3 micron to 300 micron SPIE Photonics West Symposium in Photonic and Phononic Properties of Engineering Nanostructures Conference San Francisco, CA -- February 4, 2013 |
| 266. | "Ultraviolet light-emitting diode on Si substrate" SPIE Photonics West Symposium in Quantum Sensing and Nanophotonic Devices X Conference San Francisco, CA -- February 4, 2013 |
| 267. | "Widely-tuned room-temperature terahertz quantum cascade lasers sources" SPIE Photonics West Symposium in Quantum Sensing and Nanophotonic Devices X Conference San Francisco, CA -- February 3, 2013 |
| 268. | "Continuous-wave room-temperature operation of lambda ~ 3 micron quantum cascade laser" SPIE Photonics West Symposium in Quantum Sensing and Nanophotonic Devices X Conference San Francisco, CA -- February 3, 2013 |
| 269. | "Dual section quantum cascade lasers with wide electrical tuning" SPIE Photonics West Symposium in Quantum Sensing and Nanophotonic Devices X Conference San Francisco, CA -- February 3, 2013 |
| 270. | Keynote Talk, "State-of-the-art IR laser diodes with high power, high WPE, single mode, CW operation at RT" TERA-MIR 2012 Izmir, Turkey -- November 3, 2012 |
| 271. | Plenary Talk, "Recent progress in mid-infrared laser sources at Center for Quantum Devices, Northwestern University" MIRSENS-II Workshop Wroclaw, Poland -- October 19, 2012 |
| 272. | Plenary Talk, Quantum cascade lasers ready for IRCM applications SPIE Security and Defence/Europe - Technologies for Optical Countermeasures Edinburgh, Scotland -- September 26, 2012 |
| 273. | Invited Talk, "Intersubband laser diodes from IR to THz: recent advances and future trends" SPIE Optics and Photonics Symposium - Terahertz Emitters, Receivers and Application III Conference San Diego, CA -- August 13, 2012 |
| 274. | Plenary Talk, "Semiconductor nano photonics for bio sensing" SPIE Optics and Photonics Symposium - Joint Session of Nanobiosystems: Processing, Characterization, & Applications V and Optical Processes in organic Materials and Nanostructures Conferences San Diego, CA -- August 13, 2012 |
| 275. | Invited Talk, GaSb/InAs T2SL; Key Technologies and Recent Achievement in Infrared Imaging International Symposium on Optoelectronic Materials and Devices (ISOMD) Chicago, IL -- July 12, 2012 [Conference Link] |