This paper demonstrates the demand of elearning that needs to cope with and possible technology introduction through Bangladesh Open University as a lone government agency of distance education in Bangladesh for its learners who are doing Commonwealth Executive MBA (CEMBA)/Commonwealth Executive MPA (CEMPA) offered in cooperation with Commonwealth of Learning (COL) and MBA program of its own. W...

Quantum-dot Cellular Automata (QCA) has low power consumption and high density and regularity. QCA widely supports the new devices designed for nanotechnology. Application of QCA technology as an alternative method for CMOS technology on nano-scale shows a promising future. This paper presents successful designing, layout and analysis of Multiplexer with a new structure in QCA technique. In thi...