A method of growing m-plane GaN on m-plane sapphire substrate using metalorganic chemical vapor deposition (MOCVD) is described. A suitable m-plane Al2O3 (10-10) is used as substrate. A growth of a planar aluminium nitride (AlN) nucleation layer is…

An microfiber-based integrated interferometer comprises a Sagnac loop formed at one end by bending a microfiber to form the loop and a pair of extensions stretching away from the loop thereof; a first optical coupling structure and a second optical…

A signal generator which comprises: a frequency synthesizer of a phase-locked loop structure, comprising: a first oscillator for producing first signal of a reference frequency; a phase detector, connected to the first oscillator, for detecting…

The present invention disclosed a multilayer core optical fiber, ML-COF to improve the radiation dose sensitivity for low dose dosimetry applications consist of multilayer fiber, characterized in that the layers consist of doped layers separated by…

Novel method and apparatus for profiling dna specimen using electronics is described. The method comprises: providing a metal layer; providing a dna specimen layer adjacent to metal layer to form schottky junction; providing forward bias voltage to…

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…

A method of depositing a coating layer comprising gallium nitride on a substrate comprising the steps of: (a) providing the substance having a plurality of side walls and valleys; (b) forming a first layer of gallium nitride deposited on the…

The invention is developing a bench scale flotation of feldspar using sulphuric acid acts as an activator (to replace hidrofluoric acid) with a mixed cationic/anionic collector (n-tallow 1, 3-propanediamine-dioleate), thereby create Environmental…

This project offers an alternatively process of extracting mica from pegmatite rock using magnetic separation without any additional of chemical reagent. It applies precise control of the magnetic separation process is essential to obtain high grade…

Memproses bijih besi menggunakan kaedah teknologi hijau yang dapat meningkatkan gred bijih besi kepada gred kosentrat besi komersial dengan mencapai piawaian (Standard) antarabangsa serta dapat mengekalkan kelestarian/kemampanan (sustainable) sumber…