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Osama Mahran
Osama Mahran
Prof.of opto-electronics/physics, Alexandria university
Dirección de correo verificada de alexu.edu.eg - Página principal
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Performance characteristics of dual-pumped hybrid EDFA/Raman optical amplifier
O Mahran, MH Aly
Applied optics 55 (1), 22-26, 2016
292016
Performance study of macro-bending EDFA/Raman hybrid optical fiber amplifiers
O Mahran
Optics Communications 353, 158-164, 2015
182015
Gain and noise figure enhancement of Er+3/Yb+3 co-doped fiber/Raman
O Mahran
Optical Materials 52 (2), 100-106, 2016
152016
Study characteristics of 27 dBm Er/Yb co-doped/Raman hybrid amplifier (HA) compared to Er/Yb Co-doped fiber amplifier only
O Mahran
Optik 127 (18), 7092-7098, 2016
122016
High performance characteristics of dual pumped Er+ 3/Yb3+ Co-doped/Raman hybrid optical amplifier
O Mahran, MH Aly
Journal of Optoelectronics and Advanced Materials 18 (July-August 2016), 595-601, 2016
112016
Yttria-alumina-silicate erbium doped fiber amplifier characteristics at 1540 nm
O Mahran
Int. J. Pure Appl. Phys 3, 83-90, 2007
102007
Apodized chirped fiber Bragg gratings for wavelength shift compensation under sea level
O Mahran, TA Hamdallah, MH Aly, AE El-Samahy
Journal of Applied Sciences Research 5 (10), 1592-1603, 2009
92009
Comparative study of performance of EDFA/Raman hybrid optical amplifier with Raman only amplifier and EDFA only amplifier
O Mahran, AE El-Samahy, MH Aly, MAEL Hai
Optoelectron. Adv. Mater. 9, 575-581, 2015
72015
The Effect of Erbium and Ytterbium Concentration on the Gain of the Er/Yb Co-Doped Waveguide Amplifiers
O Mahran
Australian Journal of Basic and Applied Sciences 9 (11), 84-92, 2015
62015
Comparative Studies of the Thulium and Erbium Doped from 1480-1650 nm with Different Host Materials as Optical Fiber Amplifiers
O Mahran, M Shahat, W Hagar
international journal of scientific and engineering research, 2013
52013
Carrier density and photon rates distributions of the active region of a wideband semiconductor optical amplifiers
O Mahran, MT Al Absy, MS Helmy, GD Roston
Trends in Applied Sciences Research 7 (5), 370-381, 2012
52012
Study the effect of temperature on the optimum length of Er3+ doped alumino-germanosilicate, aluminum-oxide and yttria-silicate glass
O Mahran, AE El-Samahy, MS Helmy, M Abd El Hai
J. Optoelectron. Adv. Mater. 4, 1994-1999, 2010
52010
Temperature Effect on the Emission Cross Section of Er in Al O Fiber Amplifier 3
O Mahran, MS Helmy, M Abd El Hai
Journal of Applied Sciences Research 5 (10), 1692-1697, 2009
52009
Effect of Er+3 Concentration on the Small Signal Gain Coefficient and the Gain in the Erbium Doped Fiber Amplifier
O Mahran, Mohammed S Helmi, Gamal D Roston, Naglaa El Sayed, and, Engy M Gerges
Research Journal of Applied Sciences, Engineering and Technology 7 (15 …, 2014
42014
Wavelength division multiplexing of yttria-aluminasilica doped with thulium optical fiber amplifiers
O Mahran, M El Shahat, AE El-Samahy, MS Helmy
Int. J. Res. Rev. Appl. Sci 10 (2), 314-321, 2012
42012
Gain and noise figure of ytterbium doped lead fluoroborate optical fiber Amplifiers
O Mahran
Australian Journal of Basic and Applied Sciences 4 (8), 4020-4028, 2010
42010
Reflectivity of nonlinear apodized chirped Fiber Bragg grating under water
O Mahran, TA Hamdallah, MH Aly, AE El-Samahy
Journal of Applied Sciences Research 5 (10), 1604-1610, 2009
42009
A modified formula for the Voigt spectral line profile
GD Roston, MF Ahmed, MS Helmi, OS Mahran
Journal of Physics: Conference Series 810 (1), 012037, 2017
22017
Signal and Pump Power Variations of the Gain and Noise Figure of the Er/Yb Co-Doped Waveguide Amplifiers
O Mahran, GD Roston, MS Helmy, AA Samir
international journal of scientific and engineering research, 2014
22014
Compensation of Bragg wavelength shift under sea level using a nonlinear FBG
O Mahran, TA Hamdallah, MH Aly, AE El-Samahy
Proceedings of the Twenty Third National Radio Science Conference (NRSC'2006 …, 2006
22006
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Artículos 1–20