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Prof. Walid Tawfik
Prof. Walid Tawfik
Other namesUltrafast LIBS spectroscopy ; Cancer treatment with Laser PTD, Head of the department of laser applications in metrology, photochemistry and agriculture., Heavy Metal Contamination detect with laser spectroscopy
Prof. of Laser Spectroscopy Applications, National institute of laser NILES, Cairo uni., Egypt.
Verified email at niles.cu.edu.eg - Homepage
Title
Cited by
Cited by
Year
Improved LIBS limit of detection of Be, Mg, Si, Mn, Fe and Cu in aluminum alloy samples using a portable Echelle spectrometer with ICCD camera
WTY Mohamed
Optics & Laser Technology 40 (1), 30-38, 2008
2182008
LIBS limit of detection and plasma parameters of some elements in two different metallic matrices
MA Ismail, H Imam, A Elhassan, WT Youniss, MA Harith
Journal of analytical atomic spectrometry 19 (4), 489-494, 2004
1742004
Chitosan/graphene oxide composite as an effective removal of Ni, Cu, As, Cd and Pb from wastewater
AA Menazea, HA Ezzat, W Omara, OH Basyouni, SA Ibrahim, ...
Computational and Theoretical Chemistry 1189, 112980, 2020
1062020
Comparative study of two new commercial echelle spectrometers equipped with intensified CCD for analysis of laser-induced breakdown spectroscopy
M Sabsabi, V Detalle, MA Harith, W Tawfik, H Imam
Applied Optics 42 (30), 6094-6098, 2003
822003
Investigation on the effects of laser parameters on the plasma profile of copper using picosecond laser induced plasma spectroscopy
M Fikry, W Tawfik, MM Omar
Optical and Quantum Electronics 52 (5), 249, 2020
592020
DFT: B3LYP/LANL2DZ study for the removal of Fe, Ni, Cu, As, Cd and Pb with Chitosan
H Ezzat, AA Menazea, W Omara, OH Basyouni, SA Helmy, AA Mohamed, ...
Biointerface Res. Appl. Chem 10 (6), 7002-7010, 2020
562020
Calibration free laser-induced breakdown spectroscopy (LIBS) identification of seawater salinity
WTY Mohamed
Opt. Appl 37 (1-2), 5-19, 2007
422007
The reproducibility of the novel utilization of five-dimensional ultrasound and power Doppler in the prediction of endometrial receptivity in intracytoplasmic sperm-injected …
M Elsokkary, AB Eldin, M Abdelhafez, A Rateb, M Samy, A Eldorf, ...
Archives of gynecology and obstetrics 299, 551-558, 2019
352019
Determination of heavy metal content and pollution indices in the agricultural soils using laser ablation inductively coupled plasma mass spectrometry
ME Shaheen, W Tawfik, AF Mankoula, JE Gagnon, BJ Fryer, F El-Mekawy
Environmental Science and Pollution Research 28, 36039-36052, 2021
322021
Detection of toxicity in some oral antidiabetic drugs using LIBS and LA-TOF-MS
N Ahmed, U Liaqat, M Rafique, MA Baig, W Tawfik
Microchemical Journal 155, 104679, 2020
322020
Study of the matrix effect on the plasma characterization of six elements in aluminum alloys using LIBS with a portable Echelle spectrometer
WTY Mohamed
Progress in physics 2, 42-49, 2007
302007
Qualitative analysis and plasma characteristics of soil from a desert area using LIBS technique
WA Farooq, W Tawfik, FN Al-Mutairi, ZA Alahmed
Journal of the Optical Society of Korea 17 (6), 548-558, 2013
292013
Study of the matrix effect on the plasma characterization of heavy elements in soil sediments using LIBS with a portable Echelle spectrometer
W Tawfik, Y Mohamed, A Askar
Progress in Physics 1, 46-52, 2007
272007
Fast LIBS identification of aluminum alloys
WTY Mohamed
Progress in Physics 2, 87-92, 2007
262007
Assessment of contamination levels of heavy metals in the agricultural soils using ICP-OES
ME Shaheen, W Tawfik, AF Mankola, JE Gagnon, BJ Fryer, ...
Soil and Sediment Contamination: An International Journal 32 (6), 665-691, 2023
242023
Measurement of the electron temperature in a metallic copper using ultrafast laser-induced breakdown spectroscopy
M Fikry, W Tawfik, M Omar
Journal of Russian Laser Research 41 (5), 484-490, 2020
222020
Fast determination of phosphorus concentration in phosphogypsum waste using calibration-free LIBS in air and helium
K Elsayed, W Tawfik, AEM Khater, TS Kayed, M Fikry
Optical and Quantum Electronics 54, 1-14, 2022
212022
Exploring the ultrafast dynamics of a diarylethene derivative using sub-10 fs laser pulses
A Jarota, E Pastorczak, W Tawfik, B Xue, R Kania, H Abramczyk, ...
Physical Chemistry Chemical Physics 21 (1), 192-204, 2019
212019
Trace analysis of heavy metals in groundwater samples using laser induced breakdown spectroscopy (LIBS)
W Tawfik, LG Bousiakou, R Qindeel, WA Farooq, NH Alonizan, AJ Fatani
Optoelectron. Adv. Mater. Rapid Commun 9, 185-192, 2015
212015
Role of purging gases in the analysis of polycarbonate with laser-induced breakdown spectroscopy
WA Farooq, W Tawfik, ZA Alahmed, K Ahmad, JP Singh
Journal of Russian Laser Research 35, 252-262, 2014
212014
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