We wish to record our sincere gratitude to Universiti
Teknologi PETRONAS (UTP) and Universiti Teknologi
Malaysia (UTM). Apart from financial support, they made
available to us research facilities and resources which were
integral to this work. In addition, unstinting technical assistance
from Mr. King Ik Piau., Mr Yeap Beng Hi, Mr. Chin Vee Dee,
En. Rosdi Baharim, En. Mohd Redhuan Ramli and En. Faizal
Ali Othman is greatly acknowledged.