Browsing Uda Hashim, Prof. Ts. Dr. by Author "Zaliman, Sauli"
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Nano-silver microcavity enhanced UV GaN light emitter
Naser Mahmoud, Ahmed; Zaliman, Sauli; Uda, Hashim; Zul Azhar, Zahid Jamal (Inderscience Enterprises Limited, 2009)We report results of measurements that help to clarify the role of silver in the reflection of UV emission light from GaN. A GaN as an active layer was sandwiched between two silver metal reflectors. GaN layer on sapphire ... -
Thermal aging study at 150 °C and 200 °C: Gold ball bonds to aluminum bond pad
Mohd Khairuddin, Md Arshad; Lim, Moy Fung; Uda, Hashim; Zaliman, Sauli (The Electrochemical Society, 2009-03-17)This paper presents the study of the thermal aging of the gold ball bonds and aluminum bond pad at 150 °C and 200 °C for various interval times. Process decapsulation and Field Emission Scanning Electron Microscopy (FESEM) ...