Zobrazeno 1 - 10
of 123
pro vyhledávání: '"S Jelvani"'
Autor:
S Kazemi Sangsari, S Jelvani, M Mollabashi, M Ilchi, Z Pourhasannezhad, D Ahadpour, K Silakhori
Publikováno v:
مجله علوم و فنون هستهای, Vol 40, Iss 2, Pp 44-50 (2019)
In this work, the hybrid configuration was used to produce the single longitudinal mode operation of pulsed CO2 laser with 14 cm long active volume at the pressure 3 atm. For this resean, a low pressure continuous wave CO2 laser with 120 cm long acti
Externí odkaz:
https://doaj.org/article/2f30b63a705744c1877996c2edec3208
Publikováno v:
Iranian Journal of Physics Research, Vol 14, Iss 3, Pp 47-52 (2014)
Laser irradiation parameters, especially the laser fluence and the number of pulses are very important factors affecting microstructures formation and improvement of the surface characteristics in different medical, electronic and the other industria
Externí odkaz:
https://doaj.org/article/c1865871b05d40d48d2375354e95a6a8
Autor:
AM Koushki, S Jelvani
Publikováno v:
Iranian Journal of Physics Research, Vol 10, Iss 3, Pp 259-264 (2010)
To obtain the maximum output power of a fast-axial-flow CW-CO2 laser, gas flow velocity can be optimized by using genetic algorithms. Our theoretical approach shows that the gas flow velocity after optimization increases the laser output power substa
Externí odkaz:
https://doaj.org/article/7e06d43bcd6140a9a882a3bcd291c81e
Publikováno v:
مجله علوم و فنون هسته ای. 44:170-176
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::87bf1cffe902cb91e19acf9787df1f01
https://doi.org/10.24200/nst.2023.1373
https://doi.org/10.24200/nst.2023.1373
Autor:
H. Hojati Rad, S. Jelvani, S. Panahibakhsh, M. Jaberi, K. Silakhori, S. A. Hashemizadeh Aghda
Publikováno v:
Journal of Russian Laser Research. 43:239-243
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::be50bb67283d8add8ba7f8d3e7748268
https://doi.org/10.1007/s10946-022-10044-3
https://doi.org/10.1007/s10946-022-10044-3
Publikováno v:
J Lasers Med Sci
Introduction: Spectroscopic properties of Xeloda chemodrug have been studied over varying concentrations ranging between 0.001 and 10 mg/mL, using laser-induced fluorescence (LIF) spectroscopy. The alternative photoluminescence (PL) and near infrared
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::82c6b2fb7b76e0ff5a8dd7fadf575c8c
https://europepmc.org/articles/PMC8837846/
https://europepmc.org/articles/PMC8837846/
Autor:
M. Shahabi, A. Moafi, Amir Jafargholi, Parviz Parvin, Solaleh Seyedi, S. Jelvani, P. Mohammadimatin, Maryam Shahbazi
Publikováno v:
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy. 239
In this work, the fluorescence properties of Phycocyanin (PC) and the corresponding quenching effects are investigated in attendance of human serum albumin (HSA). At first, PC is excited at 532 nm using CW SHG Nd:YAG laser, then the emission waveleng
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eb890321cb7812a3643d929afd347a27
https://pubmed.ncbi.nlm.nih.gov/32470806
https://pubmed.ncbi.nlm.nih.gov/32470806
Publikováno v:
Optik. 242:167316
In this paper, bronze samples from Bam Arg World Heritage for laser cleaning with XeCl laser is investigated. The sample is analyzed before and after laser cleaning by XRD, DAX, SEM and PIXE methods to determine their surface impurities then optimum
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a4f153540606d692b85d14de6b5bd202
https://doi.org/10.1016/j.ijleo.2021.167316
https://doi.org/10.1016/j.ijleo.2021.167316
Akademický článek
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Publikováno v:
Optik. 127:7487-7491
Operational characteristics of a homemade low power fast transverse flow CW CO 2 laser such as output power, gas pressure and, gas mixture composition were investigated for different discharge gaps in 1.5–2.5 cm range. Maximum power of 19 W was obt
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0ff9fed0f19da9788fb7d39a95a06c68
https://doi.org/10.1016/j.ijleo.2016.05.031
https://doi.org/10.1016/j.ijleo.2016.05.031