Prof. Walid Tawfik Younes Mohamed

Professor of Laser spectroscopy and ultrafast lasers

Qualifications

1996-2000, PhD, Cairo University, Egypt (the experiment part and data collection done at TU, Munich, Germany)

Publications (Selected)

Books

1. Walid Tawfik Mohamed and Jungkwuen An, and Dong Eon Kim, 2012, ”Generation of Few Cycle Femtosecond Pulses via Supercontinuum in a Gas-Filled Hollow-Core Fiber” published as a chapter in book “Optical Fibers/ Book" 4 InTech , Croatia, ISBN979-953-307-653-8.
2. Walid Tawfik Y. Mohamed and Mahmoud Abdel-Aty (Editor), 2007, "Recent advances in laser induced breakdown spectroscopy as elemental analytical technique for environmental applications and space exploration" book titled "Aspects of Optical Sciences and Quantum Information", Research Signpost 37/661 (2), Fort P.O., Trivandrum-695 023, Kerala, India, ISBN: 81-308-0147-7.

Journals

1. Arkadiusz Jarota, Ewa Pastorczak, Walid Tawfik, Bing Xue, Rafał Kania, Halina Abramczyk and Takayoshi Kobayashi “Exploring ultrafast dynamics of diarylethene derivative by sub-10 fs laser pulses " Phys. Chem. Chem. Phys., 2019,21, 192-204; DOI: 10.1039/C8CP05882B.
2. Tawfik, Walid "Reaching white-light radiation source of ultrafast laser pulses with tunable peak power using nonlinear self-phase modulation in neon gas." Radiation Physics and Chemistry 125 (2016): 165-170.

International Conference Papers

1. Arkadiusz Jarota, Ewa Pastorczak, Walid Tawfik, Bing Xue, Rafał Kania, Halina Abramczyk and Takayoshi Kobayashi “Exploring ultrafast dynamics of diarylethene derivative by sub-10 fs laser pulses" Phys. Chem. Chem. Phys., 2019,21, 192-204; DOI: 10.1039/C8CP05882B.
2. Farooq, W. A., Walid Tawfik, M. Atif, M. S. Alsalhi, H. Y. Zahran, AF Abd El-Rehim, I. S. Yahia, and Sarfraz Mansoor. "Evaluation of laser Induced Breakdown Spectroscopy for analysis of annealed Aluminum Germanium alloy at different temperatures." IOP Conference Series: Materials Science and Engineering, vol. 383, no. 1, p. 012012. IOP Publishing, 2018.
3. Tawfik, Walid "Reaching white-light radiation source of ultrafast laser pulses with tunable peak power using nonlinear self-phase modulation in neon gas." Radiation Physics and Chemistry 125 (2016): 165-170.
4. Walid Tawfik, “Creation of Transform-Limited 120 GW Optical Pulses using Broadband Supercontinuum Generation in Optical Fiber”, Journal of Optoelectronics and Advanced Materials 18.3-4 (2016): 201 – 206.
5. Walid Tawfik, “Optimizing the optical throughput of a neon-filled hollow-core fiber for ultra-broadband sub-5 fs pulses”, Journal of Optoelectronics and Advanced Materials 18.3-4 (2016): 213 – 219.
6. Tawfik, Walid "Precise measurement of ultrafast laser pulses using spectral phase interferometry for direct electric-field reconstruction." Journal of Nonlinear Optical Physics & Materials 24.04 (2015): 1550040.
7. Tawfik, Walid "High-power table-top white-light few-cycle laser generator." Ukr. J. Phys. Opt 16.3 (2015): 111.
8. Tawfik, Walid "A method for controlling the bandwidth of high-energy, few-optical-cycle laser pulses tunable from the visible to the near-infrared." Ukr. J. Phys. Opt 16.4 (2015): 147.
9. Walid Tawfik, “Tuning the pulse duration of high intensity ultrafast laser pulses,” Indian Journal of Natural Sciences 5, 30, (2015).
10. W. A. Farooq , Walid Tawfik, Saad Bin Qasimc, A. S. Aldwayyana , M. Atif, “Application of Laser Induced Breakdown Spectroscopy in early detection of red palm weevil: (Rhynchophorus ferrugineus) infestation in date palm” Plasma Sci. Technol. 2015, 17 (8): 850-863.
11. Walid Tawfik, W.A. Farooq, F.N. Al-Mutairi and Z.A. Alahmed “Monitoring of Inorganic Elements in Desert Soil Using Laser-induced Breakdown Spectroscopy” Lasers in Engineering (Old City Publishing); 2015, Vol. 32 Issue 1/2, p129-140.
12. Walid Tawfik, Leda g. Bousiakou, Rabia Qindeel, W.A.Farooq, Norah H. Alonizan, Amal J. Fatani “Trace analysis of heavy metals in groundwater samples using laser induced breakdown spectroscopy (LIBS)” optoelectronics and adv. materials – R. comm. , 9, 1-2, (2015), 185-192.
13. W. A. Farooq , Walid Tawfik, Saad Bin Qasimc, A. S. Aldwayyana , M. Atif, Kaleem Ahmad, M. S. AI-Salhi,”Qualitative analysis of dental nano-composite restorative material using Laser Induced Breakdown Spectroscopy and EDS analysis”, IEEE CONFERENCE PUBLICATIONS 12/2014; DOI: 10.1109/HONET.2014.7029391.
14. W. A. Farooq,W. Tawfik, Z. A. Alahmed, K. Ahmad, and J. P. Singh “Role of purging gases in the analysis of polycarbonate with laser-induced breakdown spectroscopy”, Journal of Russian Laser Research, 35, 3, (2014) 252-262.
15. S. Sawaf, Walid Tawfik, “Analysis of heavy elements in water with high sensitivity using laser induced breakdown spectroscopy”, optoelectronics and adv. materials – R. comm. , 8, 5-6, (2014), 414-417.
16. Walid Tawfik, W Aslam Farooq, and Z. A. Alahmed, “Damage Profile of HDPE Polymer using Laser-Induced Plasma”, J. Opt. Soc. Korea 18, 50-54 (2014).
17. W. A. Farooq, S. M. Ali1, Walid Tawfik, Amanullah Fatehmullaa, M. Aslama, A. S. Al Dwayyan, and M. S. AlSalhi” Influence of Laser Irradiation on the Optical Properties of Nanosized Powder of Metal Oxide” Russian Journal of Physical Chemistry A, 88, 13, 2446–2450 (2014).
18. W Aslam Farooq, Walid Tawfik, Fahad N. AL-Mutairi, and Zeyad A. Alahmed “Qualitative Analysis and Plasma Characteristics of Soil from a Desert Area using LIBS Technique” J. Opt. Soc. Korea 17, 548-558 (2013).

https://www.researchgate.net/profile/Prof_Walid_Tawfik2