A method to detect and characterize at least one defect in a specimen using an apparatus comprises steps of: generate a plurality of wave signals on the specimen , by using an impact source , for the wave signals to propagate within the specimen;…

The present invention is a method for producing a non-polar a-plane GaN thin film on an r-plane sapphire substrate using metal organic chemical vapour deposition (MOCVD) technique. Particularly, the method provides suitable growth conditions for GaN…

The present invention relates to an improved system for probing bubble dynamics in a mixing vessel made of a transparent material. The system preferably comprises an optical recording means fixed by a bracket in the mixing vessel at a region at a…

Dust and noise from quarry have been recognized as a major source of pollution.They are not only nuisance but can give huge impact on human health. This software can be used by the relevant authorities to take predetermined measures to protect…