内容简介：
This book contains peer-reviewed papers which were presented at the National Physics Conference 2009 (PERFIK2009) in the Historic City of Malacca, Malaysia over the period from 7th to 9th December 2009. Publication of this special issue is a means to communicate research work globally as it would interest active researchers in physics worldwide. The scope of the book includes Photonics and Laser Physics, Nuclear and Radiation, Semiconductor, Geophysics, Theoretical Physics, Ionic Conductor, Alloys, Ceramics, Quantum Dots, Nanophysics, Astronomy and Astrophysics, Renewable Energy, Superconductor and Magnetism.