Recent News Jan. 30, 2018: Graduate student Hemang Jani presented his work on Femtosecond Pump-Probe Study of GaAs/AlGaAs Photocathode Structures at the 2018 SPIE Photonics West Conference, Jan. 27-Feb. 1, San Francisco, CA, USA. Nov. 8, 2017: UAH Headlines features a story about PULS members Dipen Barot and Hemang Jani attending the presdigious Siegman International School on Lasers in 2017 and 2018, respectively. Nov. 7, 2017: PULS research is featured on the November edition of Menlo Systems News & Insights. Oct. 4, 2017: Dr. Duan gave an invited talk entitled Ultrafast Optical Sampling and Its Applications in Imaging, Spectroscopy and Lidar at the 2017 EMN Ultrafast Meeting, Oct. 2-6, Orlando, FL, USA. Sep. 22, 2017: Graduate student Dipen Barot presented his research on frequency and phase noise analysis using electronic frequency dividers at this year's Frontier in Optics/Laser Sciences (FiO/LS), Sep. 17-21, Washington, D.C., USA. Past News May 23, 2017: PULS member Hemang Jani, PhD in OSE, was sponsored by the National Photonics Initiative (NPI) for the Congressional Visits Day (CVD) STEM on the Hill trip to Washington, D.C. He was on a team that met with U.S. Rep. Mo Brooks of Alabama's 5th Congressional District and Congressional staffers in other offices in support of photonics and science research. See Press Release. May 15, 2017: UAH undergraduate student Dane Rich, Junior in Optical Engineering, has received a $7,898 NSF REU grant to fund his summer research with Dr. Duan. His project will focus on the fabrication and characterization of conductive CdSe quantum dot thin films. See Press Release. Mar. 1, 2017: Graduate student Bing Zeng and former PULS member Dr. Lin Yang will present their research at this year's Conference on Laser and Electro-Optics (CLEO), May 14-19, San Jose, CA. Dec. 12, 2016: Graduate student Lin Yang received her PhD in OSE this past weekend. Her dissertation is on "Dynamic optical sampling by cavity tuning and its applications in ranging, imaging and spectroscopy." She has accepted a postdoc position at the Physics Department, University of North Carolina, Chapel Hill. Sep. 26, 2016: PULS welcomes three visiting scholars from China this fall: Dr. Shuqin Zhang (China Jiliang University), Dr. Chunfang Rao (Jiangxi Normal University), and Dr. Liang Chen (China Jiliang University). May 6, 2016: Dr. Duan has been awarded a $340,314 grant by the National Science Foundation (NSF) Electronics, Photonics and Magnetic Devices (EPMD) program. The 3-year project aims to study the fundamental limit of fiber-optic sensors in the infrasonic region and is a joint effort between Dr. Duan (PI, Physics) and Dr. Ken Q. H. Zuo (Co-PI, MAE). See Press Release. Oct. 19, 2015: Dr. Duan hosted the OSA Photonic Detection (PD) Technical Group Panel Discussion at this year's FiO/LS Conference (Oct. 18-22, San Jose, CA). Dr. Duan is currently serving as a committee member in the PD Group. Aug. 3, 2015: A feature article about PULS is published on the August issue of International Innovation, a UK-based scientific magazine. The full Issue 191 can be viewed at the publisher website: http://www.internationalinnovation.com/quicken-the-puls/ Aug. 1, 2015: Four current and former PULS members will be presenting their research at international conferences this fall: Hemang Jani and Ravi Gollapalli at the IEEE Photonic Conference (Oct. 4-8, Reston, VA); Lin Yang and Dr. Duan at FiO/LS 2015 (Oct. 18-22, San Jose, CA). Jun. 1, 2015: Graduate student Dipen Barot has been awarded the Graduate Student Scholarship Program (GRSP) fellowship for AY 2015-16 by the AL Commission on Higher Education. Congratulations! Mar. 19, 2015: Graduate student Lin Yang passed her OSE Ph.D. Qualifying Exam today. Her dissertation research is on optical sampling by cavity tuning and its applications in ranging, imaging and spectroscopy. Congratulations, Lin! Jan. 6, 2015: For the 3rd year in a row, Dr. Duan has been awarded the NASA EPSCoR RID grant for his research on low-cost ultra-stable semiconductor lasers. Dec. 15, 2014: Dr. Duan is among the 10 recipients who have been awarded this year's UAH Research Infrastructure Fund. See Press Release. Dec. 4, 2014: Dr. Duan has recently been promoted to Senior Member of IEEE. IEEE Senior Membership is the highest grade for which IEEE members can apply. See Story. Sep. 15, 2014: Graduate student Hemang Jani passed the 2014 OSE Preliminary Exam. Congratulations, Hemang! Aug. 17, 2014: PULS welcomes 3 new members this fall: OSE graduate students Bing Zeng and Dipen Barot, and physics graduate student Hosna Sultana. Welcome! See group photos. Jun. 3, 2014: Graduate student Reem Alsalamah successfully passed her M.S. thesis defense. She plans to stay at PULS after receiving her M.S. degree to pursue a Ph.D. in Optical Science and Engineering. Congratulations, Reem! May 13, 2014: Graduate student Lin Yang has been awarded the Graduate Student Scholarship Program (GRSP) fellowship by the Alabama Commission on Higher Education for the 3rd year in a row. See Press Release. Apr. 30, 2014 : Dr. Duan has been awarded the 2014 UAH Individual Investigator Distinguished Research (IIDR) grant and the 2014 UAH Research Infrastructure Fund (RIF). Mar. 26, 2014: Graduate student Lin Yang and the Femtosecond Frequency Comb Lab are featured in The RedStone Rocket, a weekly newspaper published by the Army Redstone Arsenal. See Link and Photo. Jan. 13, 2014: Dr. Duan has been awarded the 2014-15 NASA EPSCoR RID grant. The grant will fund his further research on low-cost semiconductor lasers with ultra-high frequency stability. Dec. 14, 2013 : Graduate student Hemang Jani has received a M.S. degree from the Physics Department. He will continue to pursue a Ph.D. as an OSE student with PULS. Aug. 17, 2013 : A new student organization, the Society of Optics Students (SOS), has been launched this fall at UAH. The purpose of this organization is to (a) promote the growth and understanding of the importance of optics in UAH and the north Alabama region and (b) provide a means for undergraduate and graduate students to get involved in optics-related research and educational activities. SOS is established as an integrated component of Dr. Lingze Duan's NSF Career project. Dr. Duan is currently serving as the faculty supervisor and physics graduate student Mark Sterrett is the president. Jun. 5, 2013 : Graduate student Lin Yang has won the Graduate Student Scholarship Program (GRSP) Award from the Alabama Commission on Higher Education. Lin Yang is currently working on ultrafast lasers and precision frequency metrology. She has published multiple papers on leading optics journals and international conferences. This is her second year in a row to win the GRSP, which is awarded to outstanding graduate students in the field of science and engineering in the 7 research universities in Alabama. Apr. 4, 2013: Dr. Duan is a recipient of the 2013 UAH Research Infrastructure Fund. The grant will help establish a new lab the Physics Department for research on ultrafast nanophotonics in the few-cycle regime. Apr. 2, 2013: Undergraduate student Josiah Mullins has received the 2013 UAH Research and Creative Experience for Undergraduates (RCEU) award. He will be funded to perform research on "sol-gel deposition of semiconductor quantum dots" under Dr. Duan's supervision in summer 2013. Mar. 15, 2013: Dr. Duan has been tenured and promoted to the rank of Associate Professor by the Department of Physics, the University of Alabama in Huntsville. Feb. 11, 2013: Dr. Duan has been awarded the 2013-14 NASA EPSCoR Research Infrastructure Development (RID) grant. The grant will support his research on "Compact, low-cost semiconductor lasers with ultra-high frequency stability." Feb. 7, 2013: Dr. Duan has received the National Science Foundation Faculty Early Career Development (CAREER) award from the NSF Electrical, Communications, and Cyber Systems (ECCS) Division. The 5-year, $400,000 grant will support his research on ultrafast dynamics in semiconductor nanoparticles. The project aims to use the coherent response of such nanostructures to develop a simple technique that can directly probe the carrier-envelope phase of femtosecond optical pulses, also called the "absolute phase of light". If succeeded, the research could have a transformational impact on optical communication, information processing, sensing and other ultrafast technologies. For details about the project, please see Press Release. Jan. 2, 2013: A paper about optical probing of the intergalactic baryons, authored by Dr. Richard Lieu and Dr. Duan, has been published by Astrophysics Journal Letters. If the effect proposed in the paper is proved to be observable, it could fundamentally change our understanding of the universe. May 9, 2012: Graduate student Lin Yang has won the prestigious Alabama Graduate Research Scholars Program (GRSP) Award. She is one of the 7 recipients of this annual award from UAH this year. She will receive $25,000 fellowship toward her study and research at UAH. The award can be renewed up to 3 years. Apr. 2, 2012: Mr. Changjun Hu has joined PULS as a visiting scholar from the China Academy of Telecommunications Research. Mr. Hu's research interest is in fiber-optic remote delivery of high-precision clock signals. Jan. 31, 2012: Graduate student Lin Yang has passed the OSE preliminary Exam with the highest overall score in the last 5 years. Oct. 20, 2011: Dr. Jinsong Nie from the State Key Laboratory of Pulsed Power Laser Technology (Herfei, China) has joined PULS as a visiting scholar. Dr. Nie will participate in research on atmospheric clock transfer using diode lasers. Jul. 1, 2011: A new Femtosecond Laser Frequency Comb Lab has been established at the Physics Department with the support of Dr. Duan's NSF-MRI grant. The lab is equipped with a state-of-the-art Optical Frequency Synthesizer (MenloSystems FC1500-250). The lab makes UAH one of the only few places in the nation that are able to perform high-precision metrology and spectroscopy with a frequency comb. May 6, 2011: Ravi P. Gollapalli became the first doctoral graduate of PULS. Congratulations, Ravi! Apr. 15, 2011: Dr. Duan was invited to give a seminar talk at Department of Physics, the University of Alabama at Birmingham. Apr. 8, 2011: Graduate student Ravi P. Gollapalli won a 2nd-Place Prize in the poster contest in the 2011 Huntsville Electro-Optical Society Spring Cookout. Great job, Ravi! Jan. 27, 2011: Dr. Duan is one of the recipients of the 2011 Alabama NASA EPSCoR Seed Grant by the NASA/Alabama Space Grant Consortium. The 1.5-year project aims to develop a new target-tracking technique based on femtosecond frequency combs. Jan. 8, 2011: OSE student Lin Yang joined PULS to pursue a doctoral degree. Dec. 15, 2010: Dr. Duan has been awarded the 2011 UAH Junior Faculty Distinguished Research grant, which will support his research on a novel scheme of optical coherent tomography. Nov. 19, 2010: Dr. Duan gave an invited talk at the Center for Bioelectronics and Biosensors of Arizona State University Oct. 25, 2010: Dr. Duan was invited to chair the Photonic Sensor session in the Frontier in Optics 2010 (FiO)/Laser Science XXVI (LS) Conference. Oct. 21, 2010: Graduate student Ravi P. Gollapalli successfully passed his Ph.D. dissertation defense. His dissertation title is "Phase Coherent Supercontinuum Generation and Atmospheric Delivery of Frequency References via Atmosphere" Sep. 20, 2010: A proposal led by Dr. Duan has been awarded by the NSF-MRI program for the acquisition of a femtosecond frequency comb laser system. The 3-year project has a total cost of $400k of which $280k will be supported by NSF. The project is in collaboration with Prof. Seyed Sadeghi of the Physics Department, Prof. John Williams and Prof. Robert Lindquist of the ECE Department, NASA Marshall Space Flight Center, Army Aviation and Missile RD&E Center, and the Optical Sciences Corporation. Nov. 2, 2009: Ayshah Alatawi passed her M.S. thesis defense. Her thesis title is "An Experimental Study of Microwave Clock Transfer via Free-Space Transmission of Optical Frequency Combs." Oct. 7, 2009: Charles A. Schambeau passed his M.S. thesis defense. His thesis title is "APPLICATIONS OF VELOCITY SELECTIVE OPTICAL PUMPING OF ATOMIC VAPORS USING PUMP-PROBE SPECTROSCOPY."