Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Amir Fayyaz"'
Publikováno v:
Results in Physics, Vol 52, Iss , Pp 106850- (2023)
Laser-induced breakdown spectroscopy (LIBS) technique was utilized to investigate the green mineral fluorite (CaF2) samples. The LIBS experiment was implemented by using Nd: YAG Laser system and a linear array CCD detector coupled with an Avantes spe
Externí odkaz:
https://doaj.org/article/87d230e0b9bb43e893ac43e57eacf315
Publikováno v:
Heliyon, Vol 9, Iss 3, Pp e13957- (2023)
In the present study, the immediate detection of rare-earth elements (REEs) in phosphorite deposits has been reported using laser-induced breakdown spectroscopy (LIBS). Numerous emission lines corresponding to the REEs such as lanthanum (La), cerium
Externí odkaz:
https://doaj.org/article/021281b6ce424168b8b429c0b213362d
Autor:
Amir Fayyaz, Haroon Asghar, Muhammad Waqas, Asif Kamal, Wedad A. Al-Onazi, Amal M. Al-Mohaimeed
Publikováno v:
Polymers, Vol 15, Iss 15, p 3156 (2023)
The potential of using laser-induced breakdown spectroscopy (LIBS) in combination with various other spectroscopic and statistical methods was assessed for characterizing pure and MgO-doped nylon (6/6) organic polymer samples. The pure samples, obtai
Externí odkaz:
https://doaj.org/article/32cf56ba5eb34d3eaae2220a17f7fb67
Autor:
Amir Fayyaz, Javed Iqbal, Haroon Asghar, Tahani A. Alrebdi, Ali M. Alshehri, Waqas Ahmed, Nasar Ahmed
Publikováno v:
Metals, Vol 13, Iss 7, p 1188 (2023)
In this present work, we demonstrated a spectral characterization of copper–iron (Cu-Fe) alloy using optical emission spectroscopy. The Cu-Fe alloy plasma was generated on the target sample surface by directing the laser pulse of Q-switched Nd: YAG
Externí odkaz:
https://doaj.org/article/fe80f5ab274f4c7eb052d19e71108034
Autor:
Amir Fayyaz, Raheel Ali, Muhammad Waqas, Usman Liaqat, Rizwan Ahmad, Zeshan A. Umar, Muhammed A. Baig
Publikováno v:
Minerals, Vol 13, Iss 6, p 787 (2023)
Rare earth elements are gaining significant importance in the scientific and technological fields for their exciting physical properties and characteristics. The aim of the present study was to determine rare earth elements (REEs) in geological ores
Externí odkaz:
https://doaj.org/article/5fdbeb67fea547308bb2aeb9a84d3314
Publikováno v:
Applied Sciences, Vol 13, Iss 5, p 2780 (2023)
In the present work, the rapid identification of elements and their relative chemical composition in various Peganum harmala seed samples were investigated using a calibration-free laser-induced breakdown spectroscopy technique (CF-LIBS). A pulsed Nd
Externí odkaz:
https://doaj.org/article/110f492a293c4cc1bd369c796488ae62
Autor:
Tahani A. Alrebdi, Amir Fayyaz, Amira Ben Gouider Trabelsi, Haroon Asghar, Fatemah H. Alkallas, Ali M. Alshehri
Publikováno v:
Polymers, Vol 14, Iss 17, p 3686 (2022)
The laser-induced breakdown spectroscopy (LIBS) technique was performed on polymers to study the neutral and ionic emission lines along with the CN violet system (B2Σ+ to X2Σ+) and the C2 Swan system (d3 Пg–a3 Пu). For the laser-based emission
Externí odkaz:
https://doaj.org/article/4599e10facfa449db5414f6887833a39
Publikováno v:
Molecules, Vol 27, Iss 15, p 5048 (2022)
We report a quantitative analysis of various plant-biochar samples (S1, S2 and S3) by utilizing a laser-induced breakdown spectroscopy (LIBS) technique. For LIBS analysis, laser-induced microplasma was generated on the target surface by using a focus
Externí odkaz:
https://doaj.org/article/2183abb7a4f144df9437c9dc2b39605b
Autor:
Tahani A. Alrebdi, Amir Fayyaz, Haroon Asghar, Asif Zaman, Mamoon Asghar, Fatemah H. Alkallas, Atif Hussain, Javed Iqbal, Wilayat Khan
Publikováno v:
Molecules, Vol 27, Iss 12, p 3754 (2022)
In this work, we report the results of the compositional analysis of an aluminum gallium arsenide (AlGaAs) sample using the calibration-free laser-induced breakdown spectroscopy (CF-LIBS) technique. The AlGaAs sample was doped with three various conc
Externí odkaz:
https://doaj.org/article/0cb96c11a9bf4b75af50bc21d761322d
Autor:
Ali Lanewala, Muhammed Mubarak, Javed Iqbal Kazi, Fazal Akhter, Atika Sher, Amir Fayyaz, Sajid Bhatti
Publikováno v:
Saudi Journal of Kidney Diseases and Transplantation, Vol 23, Iss 3, Pp 513-520 (2012)
There is very little information in the literature on the treatment and prognosis of primary focal segmental glomerulosclerosis (FSGS) among children in Pakistan. This is a review of 94 children (≤16 years) with a diagnosis of primary FSGS who pres
Externí odkaz:
https://doaj.org/article/92c2bef5d655416aabaccc2856e74060