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The analysis of the contribution of migration to local development has only belatedly begun to mobilize the attention of policy- makers and researchers. The results of the analyses carried out have been perceived mainly from an economic perception…

The analysis of the contribution of migration to local development has only belatedly begun to mobilize the attention of policy- makers and researchers. The results of the analyses carried out have been perceived mainly from an economic perception…

Nanomaterials have unique opto-electronic properties that can aid in the progress of current photovoltaic technology in various aspects and aid in the global transition towards renewable energy sources. In this brief review we discuss how might these…

In grid-connected photovoltaic systems significant improvements can be carried out in the design and implementation of inverters: reduction of harmonic distortion, elimination of the DC component injected into the grid and the proposed control. This…

The overall efficiency of grid-connected photovoltaic power generation systems depends on the efficiency of the DC-into-AC conversion. Therefore, a key consideration in the design and operation of inverters is how to achieve high efficiency with…

L’énergie solaire photovoltaïque (PV) est parmi les énergies renouvelables la plus utilisée pour la production de l’énergie électrique. Le point le plus important en ce qui concerne l'intégration des systèmes photovoltaïques au réseau est le…

In grid-connected photovoltaic systems significant improvements can be carried out in the design and implementation of inverters: reduction of harmonic distortion, elimination of the DC component injected into the grid and the proposed control. This…

The overall efficiency of grid-connected photovoltaic power generation systems depends on the efficiency of the DC-into-AC conversion. Therefore, a key consideration in the design and operation of inverters is how to achieve high efficiency with…

L’énergie solaire photovoltaïque (PV) est parmi les énergies renouvelables la plus utilisée pour la production de l’énergie électrique. Le point le plus important en ce qui concerne l'intégration des systèmes photovoltaïques au réseau est le…

On Regional Studies of German-Speaking Areas in Egypt
In Egypt — and in many other Arab countries — German as a foreign language plays a significant role both in education and in higher education. In the German departments of the various…
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