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Questions related from Abdelhalim abdelnaby Zekry
It is estimated that the energy consumption of the communication and information equipment is about five percent of the the global energy consumption which amounts to 20000 Twh.This needs power...
06 May 2014 1,889 33 View
The organic semiconductors are gaining land in electronics. They are characterized by lower temperature processing and thin film structures. We can find now commercial organic semiconductor...
18 February 2014 771 24 View
It is required to establish a master of science training laboratory in photovoltaics. What are the necessary equipment required to set up such laboratory? Please give detailed specifications and...
05 January 2014 3,490 3 View
What are the required laboratory and testing equipment to set up an advanced electronic communications laboratory for research?
22 December 2013 3,502 18 View
The life span of solar panels has been greatly improved over time since the introduction of the commercial solar panels in the seventies of the last century. Some experienced manufacturers grantee...
27 September 2013 9,504 17 View
The silicon solar cell is composed of a p-substrate and an n+- emitter. In this forum I wish to discuss the effect of the substrate parameters on the performance of solar cells.The parameters of...
30 May 2013 7,469 21 View
One used solar grade silicon to produce high efficiency solar cells. Solar grade silicon has a doping concentration of about 10^17/cm^3. If one succeeds to make such cells, then he can use less...
28 March 2013 1,358 11 View
