Zobrazeno 1 - 10
of 115
pro vyhledávání: '"Rasoul Malekfar"'
Autor:
Rasoul Malekfar, Neda Amjadi
Publikováno v:
International Journal of Biophotonics and Biomedical Engineering, Vol 3, Iss 2, Pp 31-42 (2024)
The ability of Plasmonic nanoparticles (PNPs) to efficiently convert absorbed light energy into localized heat has made them a popular choice for photothermal medical applications. However, during the photothermal process, the diffusion of localized
Externí odkaz:
https://doaj.org/article/a6da1bbbd8f64d778469eed94d022d5c
Publikováno v:
Journal of Optoelectronical Nanostructures, Vol 8, Iss 3, Pp 41-66 (2023)
The surface-enhanced Raman scattering (SERS) method is a widely used technique for molecular structure analysis. This method relies on the enhancement of the Raman signal through the use of plasmonic nanostructures, such as gold and silver, which ser
Externí odkaz:
https://doaj.org/article/6da35b5fabf14e79abba9d1b796a0dce
Publikováno v:
International Journal of Biophotonics and Biomedical Engineering, Vol 3, Iss 1, Pp 1-10 (2023)
Fluorescent carbon nanoparticles (CNPs) were prepared by nanosecond laser ablation of graphite powder in liquid. The effect of the liquid medium on photoluminescence (PL) efficiency and wavelength range were studied experimentally. Four solvents, pol
Externí odkaz:
https://doaj.org/article/03122103cd044cc993a4f76f66b0b17d
Publikováno v:
AIP Advances, Vol 13, Iss 2, Pp 025054-025054-8 (2023)
The optical pumping of laser-induced copper plasma by incoherent light of a fast-discharge xenon flashlamp is proposed to enhance the stimulated emission of the laser-induced plasma (LIP). To study the spatiotemporal evolution of the incoherent pumpi
Externí odkaz:
https://doaj.org/article/8b3e87f529424f738827178f5125f07e
Autor:
Abbas Mobasheri, Rasoul Malekfar
Publikováno v:
فیزیک کاربردی ایران, Vol 11, Iss 1, Pp 96-107 (2021)
Regarding the rapid development of optical communication, finding and preparing new materials with very fast and large optical responses are essential for making optical switches and processing equipment. Recently the use of materials smaller than mi
Externí odkaz:
https://doaj.org/article/dba4a0286038433ba61335c4d0a9f573
Publikováno v:
ACS Omega, Vol 5, Iss 7, Pp 3563-3570 (2020)
Externí odkaz:
https://doaj.org/article/81d3d95842f048d993ca8499d225e092
Autor:
Azadeh Ahmadian, Rasoul Malekfar
Publikováno v:
Journal of Spectroscopy, Vol 2021 (2021)
Single-photon sources are critical optical components in quantum communication, in particular, for security applications. One of the essential parameters that define these sources is the magnitude of the second-order coherence function, whose investi
Externí odkaz:
https://doaj.org/article/c9caf02299a9484883c23b195f802c41
Publikováno v:
Results in Physics, Vol 7, Iss , Pp 3619-3623 (2017)
In this research, NiFe2O4 nanoparticles was prepared via the simple sol-gel route, using different sintering temperature. This nanoparticle was characterized via X-ray diffraction (XRD) pattern, scanning electron microscopy (SEM), and FTIR spectra. T
Externí odkaz:
https://doaj.org/article/e1c3fbfd7d1347e79319137463fdd193
Publikováno v:
Engineering and Technology Journal, Vol 33, Iss 7B, Pp 1175-1178 (2015)
The third-order optical nonlinearities of polyurethane open cell (PUOC)/MgOnanocomposites, dissolved in dimethylformamide are characterized by Z-scan technique with continuous-wave (CW) Nd:YAG laser at its second harmonic frequency of 532 nm with TEM
Externí odkaz:
https://doaj.org/article/c1c23da7d52c4a4cbd0a7aa9c4a41399
Publikováno v:
Pizhūhish va Nuāvarī dar ̒Ulūm va Sanāyi̒-i Ghaz̠āyī, Vol 4, Iss 2, Pp 117-130 (2015)
In this study, the feasibility of detection of pistachio aflatoxin (B1) using Raman spectroscopy and Surface Enhanced Raman Spectroscopy (SERS) was investigated. for this purpose, the pistachio samples were used in paste form and infected with B1 afl
Externí odkaz:
https://doaj.org/article/28652761c8a5474abfcc84ff04a3f9ad