Want to hire this expert for a project? Request a quote for free.
Profile Details
Create Project
USD 15 /hr
Hire Dr. Abdul H.
Pakistan
USD 15 /hr
Senior Researcher in Laser Technology, Materials Science and Spectroscopy
Profile Summary
Subject Matter Expertise
Services
Work Experience
National Center for Physics
2021 - Present ![]()
Assistant Professor (Visiting)
Quaid-i-Azam University
April 2020 - August 2020 ![]()
Assistant Professor (IPFP Felloe)
Quaid-i-Azam University
April 2019 - April 2020 ![]()
Assistant Professor (Visiting)
Quaid-i-Azam University
March 2019 - April 2019 ![]()
Teaching & LAB Demonstrator
University College Cork National University of Ireland
June 2015 - June 2018 ![]()
Lecturer
Preston University, Islamabad, Pakistan
May 2013 - May 2015 ![]()
Research Associate
Preston University, Islamabad, Pakistan
September 2012 - May 2013 ![]()
Lecturer
Federal Urdu University of Arts Sciences and Technology - Islamabad Campus
March 2012 - August 2012 ![]()
Education
PhD - Physics
National University Of Ireland
June 2015 - June 2018
Ph.D. (Physics)
University College Cork
2015 - 2018 ![]()
M.Phil (Physics)
Quaid-i-Azam University
2010 - 2012 ![]()
M.Sc (Physics)
Quaid-i-Azam University
2008 - 2010 ![]()
B.Sc. (Physics)
University of Gujrat
2005 - 2007 ![]()
F.Sc Pre-Engineering (Physics)
Govt. Zamindar Postgraduate College Gujrat, Pakistan
2003 - 2005 ![]()
Certifications
- Certification details not provided.
Publications
JOURNAL ARTICLE
Tahani A. Alrebdi, Noor Fatima, Ali M. Alshehri, Adnan Khalil, Haroon Asghar (2024). Graphene Oxide and Reduced Graphene Oxide Saturable Absorbers: Advancements in Erbium-Doped Fiber Lasers for Mode-Locking and Q-Switching . Photonics.
Tahani ALRebdi, Noor Fatima, Ali M. Alshehri, Adnan Khalil, Haroon Asghar (2024). Graphene Oxide and Reduced Graphene Oxide Saturable Absorbers: Advancements in Erbium-Doped Fiber Lasers for Mode-Locking and Q-Switching . Photonics.
Zain ul Abedin, Ajaz ul Haq, Rizwan Ahmed, Tahani A. Alrebdi, Ali M. Alshehri, Muhammad Irfan, Haroon Asghar (2024). On the Synthesis of Graphene Oxide/Titanium Dioxide (GO/TiO2) Nanorods and Their Application as Saturable Absorbers for Passive Q-Switched Fiber Lasers . Nanomaterials.
Zain ul Abedin, Ajaz ul Haq, Rizwan Ahmed, Tahani ALRebdi, Ali M. Alshehri, Muhammad Irfan, Haroon Asghar (2024). On the Synthesis of Graphene Oxide/Titanium Dioxide (GO/TiO<sub>2</sub>) Nanorods and Their Application as Saturable Absorbers for Passive Q-Switched Fiber Lasers . Nanomaterials.
Hira Ahmed, Mamoon Asghar, Hafsa Hameed, Rizwan Ahmed, Adnan Khalil, Javeed Iqbal, Tahani. A. Alrebdi, Haroon Asghar (2024). Co/MoS2 nanocomposite for passive Q-switched pulse operation in erbium-doped fiber lasers . Optical Materials Express.
Mamoon Asghar, Rizwan Ahmed, M. Aslam Baig, Haroon Asghar (2024). On the performance of a Q-switched erbium-doped fiber laser based on a cadmium-sulfide (CdS) thin-film saturable absorber . Optics Continuum.
Hafsa Hameed, Haroon Asghar, Usman Liaqat, Muhammad Sohail, Rizwan Ahmed, Zeshan A. Umar, M. Aslam Baig (2024). Fe-MOF as a novel saturable-absorber for pulse operation in erbium-doped fiber lasers . Optical Fiber Technology.
Haroon Asghar, Umer Sayyab Khalid, Muhammad Sohail, Tahani A. Alrebdi, Zeshan A. Umar, A. M. Alshehri, Rizwan Ahmed, M. Aslam Baig (2024). Passively Q-Switched Er-Doped Fiber Laser Based on Bentonite Clay (Al2H2O6Si) Saturable Absorber . Micromachines.
Haroon Asghar, Umer Sayyab Khalid, Muhammad Sohail, Tahani ALRebdi, Zeshan A. Umar, A. M. Alshehri, Rizwan Ahmed, Muhammad Aslam Baig (2024). Passively Q-Switched Er-Doped Fiber Laser Based on Bentonite Clay (Al<sub>2</sub>H<sub>2</sub>O<sub>6</sub>Si) Saturable Absorber . Micromachines.
Umer Sayyab Khalid, Haroon Asghar, Hafsa Hameed, Muhammad Sohail, Adnan Khalil, Rizwan Ahmed, Zeshan A. Umar, Javed Iqbal, M. Aslam Baig (2024). Q-switched pulse operation in erbium-doped fiber laser subject to zirconia (ZrO2) nanoparticles-based saturable absorber . Heliyon.
Hira Ahmed, Mamoon Asghar, Hafsa Hameed, Rizwan Ahmed, Adnan Khalil, Javeed Iqbal, Tahani. A. Alrebdi, Haroon Asghar (2024). Co/MoS<sub>2</sub> nanocomposite for passive Q-switched pulse operation in erbium-doped fiber lasers . Optical Materials Express.
Amir Fayyaz, Haroon Asghar, Tahani A. Alrebdi (2023). Laser-Induced breakdown spectroscopy and Energy-Dispersive X-ray analyses for green mineral fluorite (CaF2) . Results in Physics.
Amir Fayyaz, Haroon Asghar, Muhammad Waqas, Asif Kamal, Wedad A. Al-Onazi, Amal M. Al-Mohaimeed (2023). Multi-Spectroscopic Characterization of MgO/Nylon (6/6) Polymer: Evaluating the Potential of LIBS and Statistical Methods . Polymers.
AMIR FAYYAZ, Haroon Asghar, Muhammad Waqas, Asif Kamal, Wedad A. Al-Onazi, Amal Al-Mohaimeed (2023). Multi-Spectroscopic Characterization of MgO/Nylon (6/6) Polymer: Evaluating the Potential of LIBS and Statistical Methods . Polymers.
Amir Fayyaz, Javed Iqbal, Haroon Asghar, Tahani A. Alrebdi, Ali M. Alshehri, Waqas Ahmed, Nasar Ahmed (2023). Spectroscopical Characterization of Copper–Iron (Cu-Fe) Alloy Plasma Using LIBS, ICP-AES, and EDX . Metals.
AMIR FAYYAZ, javed iqbal, Haroon Asghar, Tahani ALRebdi, Ali M. Alshehri, Waqas Ahmed, Dr. Nasar Ahmed (2023). Spectroscopical Characterization of Copper–Iron (Cu-Fe) Alloy Plasma Using LIBS, ICP-AES, and EDX . Metals.
Amir Fayyaz, Haroon Asghar, A.M. Alshehri, Tahani A. Alrebdi (2023). LIBS assisted PCA analysis of multiple rare-earth elements (La, Ce, Nd, Sm, and Yb) in phosphorite deposits . Heliyon.
Tahani A. Alrebdi, Amir Fayyaz, Haroon Asghar, Asif Kamal, Javed Iqbal, Naveed K. Piracha (2023). Chemometrics and Spectroscopic Analyses of Peganum harmala Plant’s Seeds by Laser-Induced Breakdown Spectroscopy . Applied Sciences.
Tahani ALRebdi, AMIR FAYYAZ, Haroon Asghar, Asif Kamal, Javed Iqbal, Naveed K. Piracha (2023). Chemometrics and Spectroscopic Analyses of <i>Peganum harmala</i> Plant’s Seeds by Laser-Induced Breakdown Spectroscopy . Applied Sciences.
Alrebdi, Tahani A., Fayyaz, Amir, Asghar, Haroon, Kamal, Asif, Iqbal, Javed, Piracha, Naveed K. (2023). Chemometrics and Spectroscopic Analyses of <i>Peganum harmala</i> Plant's Seeds by Laser-Induced Breakdown Spectroscopy . Applied Sciences.
Sohail, Muhammad, Zhang, Chunxiang, Ahmed, Rizwan, Asghar, Haroon, Khan, Sayed Ali, Khan, Noor Zamin, Chen, Tenghui, Baig, M. Aslam., Wang, Zhenhong (2023). Carbon nanoparticles (CNPs) as a saturable absorber for a passively Q-switched erbium (Er3+) doped fiber laser . Optics & Laser Technology.
Fayyaz, Amir, Asghar, Haroon, Alshehri, A. M., Alrebdi, Tahani A. (2023). LIBS assisted PCA analysis of multiple rare-earth elements (La, Ce, Nd, Sm, and Yb) in phosphorite deposits . Heliyon.
Iqbal, Javed, Alrabdi, Tahani A., Fayyaz, Amir, Asghar, Haroon, Shah, Syed Kifayat H., Naeem, M. (2023). Elemental study of Devarda's alloy using calibration free-laser induced breakdown spectroscopy (CF-LIBS) . Laser Physics.
Khan, W., Gul, Banat, Din, H. U., Azam, Sikander, Asghar, Haroon, Aftab, Sikandar, Ali, H. Elhosiny (2023). First principle study of strain tunable electronic and optical properties of half-Heusler alloys XCoGe (X=V, Nb, Ta) . Journal of Solid State Chemistry.
Khan, Muhammad Ilyas, Fayyaz, Amir, Mushtaq, Saadia, Asghar, Haroon, Alrebdi, Tahani A., Cabrera, Humberto, Ali, Raheel, Akbar, Jehan (2023). Optical and thermal characterization of pure CuO and Zn/CuO using laser-induced breakdown spectroscopy (LIBS), x-ray fluorescence (XRF), and ultraviolet-visible (UV-Vis) spectroscopy techniques . Laser Physics Letters.
Fayyaz, Amir, Asghar, Haroon, Alrebdi, Tahani A. (2023). Laser-Induced breakdown spectroscopy and Energy-Dispersive X-ray analyses for green mineral fluorite (CaF2) . Results in Physics.
Tahani A. Alrebdi, Amir Fayyaz, Amira Ben Gouider Trabelsi, Haroon Asghar, Fatemah H. Alkallas, Ali M. Alshehri (2022). Vibrational Emission Study of the CN and C2 in Nylon and ZnO/Nylon Polymer Using Laser-Induced Breakdown Spectroscopy (LIBS) . Polymers.
Tahani ALRebdi, AMIR FAYYAZ, Amira Ben Gouider Trabelsi, Haroon Asghar, F.H.Alkallas, Ali M. Alshehri (2022). Vibrational Emission Study of the CN and C<sub>2</sub> in Nylon and ZnO/Nylon Polymer Using Laser-Induced Breakdown Spectroscopy (LIBS) . Polymers.
Tahani A. Alrebdi, Amir Fayyaz, Haroon Asghar, Samira Elaissi, Lamia Abu El Maati (2022). Laser Spectroscopic Characterization for the Rapid Detection of Nutrients along with CN Molecular Emission Band in Plant-Biochar . Molecules.
Tahani ALRebdi, AMIR FAYYAZ, Haroon Asghar, Samira Elaissi, Lamia Abu El Maati (2022). Laser Spectroscopic Characterization for the Rapid Detection of Nutrients along with CN Molecular Emission Band in Plant-Biochar . Molecules.
Tahani A. Alrebdi, Amir Fayyaz, Haroon Asghar, Asif Zaman, Mamoon Asghar, Fatemah H. Alkallas, Atif Hussain, Javed Iqbal, Wilayat Khan (2022). Quantification of Aluminum Gallium Arsenide (AlGaAs) Wafer Plasma Using Calibration-Free Laser-Induced Breakdown Spectroscopy (CF-LIBS) . Molecules.
Tahani ALRebdi, AMIR FAYYAZ, Haroon Asghar, Asif Zaman, Mamoon Asghar, F.H.Alkallas, Atif Hussain, Javed Iqbal, Wilayat Khan (2022). Quantification of Aluminum Gallium Arsenide (AlGaAs) Wafer Plasma Using Calibration-Free Laser-Induced Breakdown Spectroscopy (CF-LIBS) . Molecules.
Asghar, Haroon, Ahmed, Rizwan, Ajmal, Rizwan, Umar, Zeshan A., McInerney, John. G., Baig, M. Aslam (2022). Ameliorating the stability of erbium-doped fiber laser using saturable absorber fabricated by the pulsed laser deposition technique . Scientific Reports.
Hussain, Atif, Asghar, Haroon, Iqbal, Tehreem, Ishfaq, Mavra, Shahbaz, Rana Muhammad, Riaz, Qandeel (2022). Improving the spectral intensity of aluminum plasma by applied-magnetic field in laser-induced breakdown spectroscopy . Optik - International Journal for Light and Electron Optics.
Umar, Z. A., Ahmed, R., Asghar, H., Liaqat, U., Fayyaz, A., Baig, M. A. (2022). VO2 thin film based highly responsive and fast VIS/IR photodetector . Materials Chemistry and Physics.
Alrebdi, Tahani A., Asghar, Mamoon, Asghar, Haroon (2022). All Optical Stabilizations of Nano-Structure-Based QDash Semiconductor Mode-Locked Lasers Based on Asymmetric Dual-Loop Optical Feedback Configurations . Photonics.
Asghar, Haroon, Ahmed, Rizwan, Umar, Zeshan A., Baig, M. Aslam (2022). A novel technique for the fabrication of a saturable absorber for fiber lasers: pulsed laser deposition . Laser Physics Letters.
Asghar, Haroon, Ahmed, Rizwan, Sohail, Muhammad, Umar, Zeshan A., Baig, M. Aslam (2022). Q-switched pulse operation in erbium-doped fiber laser subject to CdS nanoparticles-based saturable absorber deposit directly on the fiber ferrule . Optical Materials.
Alrebdi, Tahani A., Fayyaz, Amir, Asghar, Haroon, Elaissi, Samira, Maati, Lamia Abu El (2022). Laser Spectroscopic Characterization for the Rapid Detection of Nutrients along with CN Molecular Emission Band in Plant-Biochar . Molecules.
Alrebdi, Tahani A., Fayyaz, Amir, Trabelsi, Amira Ben Gouider, Asghar, Haroon, Alkallas, Fatemah H., Alshehri, Ali M. (2022). Vibrational Emission Study of the CN and C-2 in Nylon and ZnO/Nylon Polymer Using Laser-Induced Breakdown Spectroscopy (LIBS) . Polymers.
Alrebdi, Tahani A., Fayyaz, Amir, Asghar, Haroon, Zaman, Asif, Asghar, Mamoon, Alkallas, Fatemah H., Hussain, Atif, Iqbal, Javed, Khan, Wilayat (2022). Quantification of Aluminum Gallium Arsenide (AlGaAs) Wafer Plasma Using Calibration-Free Laser-Induced Breakdown Spectroscopy (CF-LIBS) . Molecules.
Haroon Asghar, John G. McInerney(2021). Control of Timing Stability, and Suppression in Delayed Feedback Induced Frequency-Fluctuations by Means of Power Split Ratio and Delay Phase-Dependent Dual-Loop Optical Feedback . Applied Sciences. 11. (10). p. 4529. {MDPI} {AG}
Haroon Asghar, John G. McInerney (2021). Control of Timing Stability, and Suppression in Delayed Feedback Induced Frequency-Fluctuations by Means of Power Split Ratio and Delay Phase-Dependent Dual-Loop Optical Feedback . Applied Sciences.
Hussain, Atif, Xun, Gao, Asghar, Haroon, Azam, Muhammad, Qura-tul-Ain, Nawaz, Zeesha (2021). Enhancement of Laser-induced Breakdown Spectroscopy (LIBS) Signal Subject to the Magnetic Confinement and Dual Pulses . Optics and Spectroscopy (English Translation of Optika I Spektroskopiya).
Khan, Wilayat, Minar, Jan, Khan, Saleem A., Asghar, Haroon (2021). Theoretical analysis of an intermediate band in Sn-doped hematite with wide-spectrum solar response . Journal of Solid State Electrochemistry.
Asghar, Haroon, McInerney, John G. (2021). Control of Timing Stability, and Suppression in Delayed Feedback Induced Frequency-Fluctuations by Means of Power Split Ratio and Delay Phase-Dependent Dual-Loop Optical Feedback . Applied Sciences.
Wilayat Khan and Jan Minar and Saleem A. Khan and Haroon Asghar(2020). Theoretical analysis of an intermediate band in Sn-doped hematite with wide-spectrum solar response . Journal of Solid State Electrochemistry. Springer Science and Business Media {LLC}
(2020). On the elemental analysis of sage (herb) usingcalibration-free Laser-Induced BreakdownSpectroscopy (CF-LIBS) . Applied Optics.
(2020). Measurements of branching fractions, absolute transition probabilities and J-file sum rule for the 4p55p→4p55s transitions array in neutral krypton . Laser Physics.
(2020). Measurements of experimental transitionprobabilities of 3p54p →3p54s arrays in neutral argon . Applied Optics.
Haroon Asghar, John G. McInerney(2020). Effects of Power Split Ratio and Optical Delay Phase Tuning on Stabilization of Self-Mode-Locked Quantum-Dash Lasers Subject to Dual-Loop Optical Feedback . IEEE Photonics Journal. 12. (2). p. 1--11. Institute of Electrical and Electronics Engineers ({IEEE})
(2020). Recent advances in stabilization of mode-locked quantum dash lasers at 1.55 µm by dual-loop optical feedback . Optics & Laser Technology.
(2020). Spectral emission improvement by combining ambient pressures and magnetic field-deployment in laser-induced breakdown spectroscopy . Optik.
Asghar, Haroon, Piracha, Naveed K., Ali, Raheel, Baig, M. Aslam (2020). Measurements of branching fractions, absolute transition probabilities and J-file sum rule for the 4p(5)5p -> 4p(5)5s transitions array in neutral krypton . Laser Physics.
Asghar, Haroon, Sooudi, Ehsan, Baig, Muhammad Aslam, McInerney, John Gerard (2020). Recent advances in stabilization of mode-locked quantum dash lasers at 1.55 mu m by dual-loop optical feedback . Optics & Laser Technology.
Asghar, Haroon, McInerney, John G. (2020). Effects of Power Split Ratio and Optical Delay Phase Tuning on Stabilization of Self-Mode-Locked Quantum-Dash Lasers Subject to Dual-Loop Optical Feedback . IEEE Photonics Journal.
Hussain, Atif, Asghar, Haroon, Tanveer, Muhammad, Zafar, Mubeen, Qura-Tul-Ain, Nawaz, Zeesha (2020). Spectral emission improvement by combining ambient pressures and magnetic field-deployment in laser-induced breakdown spectroscopy . Optik - International Journal for Light and Electron Optics.
Asghar, Haroon, Piracha, Naveed K., Ali, Raheel, Baig, M. Aslam (2020). Measurements of experiments transition probabilities of 3p(5)4p -> 3p(5)4s arrays in neutral argon . Applied Optics.
Iqbal, J., Asghar, H., Shah, S. K. H., Naeem, M., Abbasi, S. A., Ali, R. (2020). Elements analysis of sage (herb) using calibration-free laser-induced breakdown spectroscopy . Applied Optics.
(2018). Stabilization of self-mode-locked QDash lasers subject to simultaneous continuous-wave optical injection and optical feedback . Applied Optics.
(2018). Stabilization of self-mode-locked quantum dash lasers by symmetric dual-loop optical feedback . Optics Express.
Asghar, Haroon, Wei, Wei, Kumar, Pramod, Sooudi, Ehsan, Mcinerney, John. G. (2018). Stabilization of self-mode-locked quantum dash lasers by symmetric dual-loop optical feedback . Optics Express.
Haroon Asghar, John.G. McInerney (2018). An asymmetric dual-loop feedback scheme with optimized second delay time to suppress spurious tones and timing jitter of self-mode-locked quantum dash lasers . ArXiv.
Asghar, Haroon, Sooudi, Ehsan, McInerney, John G. (2018). Stabilization of self-mode-locked QDash lasers subject to simultaneous continuous-wave optical injection and optical feedback . Applied Optics.
(2017). Asymmetric dual-loop feedback to suppress spurious tones and reduce timing jitter in self-mode-locked quantum-dash lasers emitting at 155 μm . Optics Letters.
(2017). Optimum stabilization of self-mode-locked quantum dash lasers using dual optical feedback with improved tolerance against phase delay mismatch . Optics Express.
Kumar, Pramod, Asghar, Haroon, Sooudi, Ehsan (2017). Manipulation of phase-amplitude coupling in a delay-coupled semiconductor lasers system for the high power technology . PROCEEDINGS OF THE IEEE HIGH POWER DIODE LASERS AND SYSTEMS CONFERENCE (HPD).
Asghar, Haroon, McInerney, John G. (2017). Asymmetric dual-loop feedback to suppress spurious tones and reduce timing jitter in self-mode-locked quantum-dash lasers emitting at 1.55 mu m . Optics Letters.
Asghar, Haroon, Sooudi, Ehsan, Kumar, Pramod, Wei, Wei, McInerney, John. G. (2017). Optimum stabilization of self-mode-locked quantum dash lasers using dual optical feedback with improved tolerance against phase delay mismatch . Optics Express.
(2015). On the use of laser induced breakdown spectroscopy to characterize the naturally existing crystal in Pakistan and its optical emission spectrum . Spectrochimica Acta Part B: Atomic Spectroscopy.
(2015). Transition probabilities, oscillator strengths, and test of J-file sum rule for the 2p53p → 2p53s transition array in the neon emission spectra . Canadian Journal of Physics.
Piracha, Naveed K., Delanis, Dan, Kaminsky, John, Duncan-Chamberlin, K. V., Asghar, Haroon, Ali, Raheel, Baig, M. A. (2015). Transition probabilities, oscillator strengths, and test of J-file sum rule for the 2p(5)3p -> 2p(5)3s transition array in the neon emission spectra . Canadian Journal of Physics.
(2013). Determination of transition probabilities for the 3p → 3s transition array in neon using laser induced breakdown spectroscopy . Physics of Plasmas.
Asghar, Haroon, Ali, Raheel, Baig, M. Aslam (2013). Determination of transition probabilities for the 3p -> 3s transition array in neon using laser induced breakdown spectroscopy . Physics of Plasmas.
CONFERENCE PAPER
Asghar, Haroon, McInerney, John G. (2020). Stabilization of Self-Mode-Locked Quantum Dash lasers by symmetric dual-loop optical feedback: effects of power ratio and optical phase tuning . Conference on Lasers and Electro-Optics (CLEO).
Asghar, Haroon, McInerney, John G. (2020). Stabilization of Self-Mode-Locked Quantum Dash lasers by symmetric dual-loop optical feedback: effects of power ratio and optical phase tuning . Conference on Lasers and Electro-Optics (CLEO).
Asghar, Haroon, Sooudi, Ehsan, McInerney, John Gerard (2019). All-optical control of self-mode-locked quantum dash lasers for improved RF linewidth, timing jitter and environmental sensitivity . Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC).
Asghar, Haroon, Sooudi, Ehsan, Kumar, Pramod, Gonzalez, Alfonso, McInerney, John G. (2017). A novel dual-loop feedback scheme to reduce spurious tones in self-mode-locked two-section quantum Dash laser emitting at approximate to 1.55 mu m . Conference on Lasers and Electro-Optics (CLEO).
Asghar, Haroon, Sooudi, Ehsan, Kumar, Pramod, Wei, Wei, Gonzalez, Alfonso, McInerney, John. G. (2017). Optimum Stabilization of Self-Mode-Locked Quantum Dash Lasers Using Dual Loop Optical Feedback . International Conference on Transparent Optical Networks (ICTON).
Asghar, Haroon, Sooudi, Ehsan, Wei, Wei, Kumar, Pramod, Gonzalez, Alfonso, McInerney, John. G. (2017). A Novel Symmetric Dual Loop Feedback Scheme Insensitive to Phase Tuning Using Self-Mode-Locked Two-Section Quantum Dash Laser . International Conference on Transparent Optical Networks (ICTON).
Wei, Wei, Asghar, Haroon, Kumar, Pramod, Marah, Declan, McInerney, John G. (2016). Sub-kHz RF linewidth of quantum-dash mode-locked laser by self-injection from symmetric dual-loop feedback and fiber delay . Conference on Lasers and Electro-Optics (CLEO).
Asghar, Haroon, Wei, Wei, Kumar, Pramod, Marah, Declan, Sooudi, Ehsan, McInerney, John G. (2016). Sub-picosecond pulse stability of passively mode-locked two-section quantum dash laser at similar to 1550 nm subject to single and dual optical feedback . Conference on Lasers and Electro-Optics (CLEO).