Zul Azhar Zahid Jamal, Dato' Prof. Dr.: Recent submissions
Now showing items 21-40 of 50
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Heart Beat Detector for Medical Applications Based on Barium Strontium Titanate (BST) Thinfilm Sensor
(Kementerian Pengajian Tinggi Malaysia (KPTM), 2007-08-10)Our research deals with the development of Barium Strontium Titanate (BST) materials. These BST materials have applications in sensors and actuators. We have succeeded in developing instruments that measure preasure, heat, ... -
Quantum Dot Single Electron Transistor: Design and Fabrication
(Kementerian Pengajian Tinggi Malaysia (KPTM), 2007-08-10)To achieve room temperature operation of single electron transistor (SET). To form single dot chanted for electron transport in SET via the Coufomb Blockade Oscillation (CBO) phenomenon. -
Mask Making Process (Positive and Negative Mask)
(Kementerian Pengajian Tinggi Malaysia (KPTM), 2007-08-10)Generally, two types of masks are used in MOSFET fabrication; positive mask and negative mask. These resists mask can be used either in lift off process or conventional lithography step depends on the fabrication process ... -
Development of Barium Strontium Titanate (BST) Based Sensor/ Instruments
(Malaysian Invention and Design Society (MINDS), 2007-05-18)The research project deals with the development of BST based microsensors/instruments such as optical, heat and gas sensors/instruments. -
Portable AEROHUB- UniMAP Fire Fighter
(Malaysian Invention and Design Society (MINDS), 2007-05-18)AEROHUBTM aerosol fire suppression system represents a dramatic advancement in fire protection over alternative Halon, CO2, dry chemical and Water system. -
Comparison of dynamic mechanical properties of non-superheated and superheated A357 alloys
(Slovak Academy of Sciences, 2010-03-01)The influence of superheat treatment on the microstructure and dynamic mechanical properties of A357 alloys has been investigated. The study of microstructure was performed by optical microscope. Dynamic mechanical ... -
Understanding the small world: an insight into the application of transmission electron microscopy in characterizing epitaxial layers
(Penerbit Universiti Malaysia PerlisSchool of Microelectronic Engineering, 2010-04)Transmission electron microscopy (TEM) is an unrivalled technique for observing, characterizing and analyzing almost any type of materials. In physical science, the first observations of defects (i.e. dislocations) by TEM ... -
Nano-silver microcavity enhanced UV GaN light emitter
(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 ... -
A systematic dry etching process for profile control of quantum dots and nanoconstrictions
(Elsevier B.V., 2007-08)In essence, quantum dot dimensions and others can be laterally and vertically defined by using either bottom up or top down methods respectively. In fabrication that uses top down method, etch process hold a chief role. ... -
Designing of masks for quantum dot single electron transistor fabrication using E-beam nanolithography
(Nano Science and Technology Institute, 2007)Quantum dot single electron transistor (QD SET) is able to be fabricated through a joint technique of e-beam lithography (EBL), pattern dependent oxidation (PADOX) and high density plasma etching. In this research, we have ... -
A simple oxidation technique for quantum dot dimension shrinkage and tunnel barriers generation
(Elsevier B.V., 2007-05)The tunnel barriers generation and the quantum dot size shrinkage play a significant role in single-electron transistor (SET) fabrication. Because the numerically etch indicators were not found, the technical indicators, ... -
Development of a PMV-based thermal comfort modelling
(International Association of Science and Technology for Development (IASTED)/ACTA Press, 2007-05)This paper concentrates on the modelling development for a PMV-based thermal comfort system. Operators can define their own expression towards the surroundings by inserting the respective value of PMV and the system will ... -
Fabrication and characterization of Si quantum dots and SiO2 tunnel barriers grown by a controlled oxidation process
(IOP Publishing Ltd, 2008-01-29)The control of the growth of silicon dioxide (SiO2) and the formation of quantum dots (QDs) play an important role in the fabrication of single-electron transistors (SETs). In this work, SET structures were fabricated using ... -
Growth of GaN quantum dots using [(C2H5)4]Si by plasma assisted MOCVD
(Institute of Electrical and Electronics Engineering (IEEE), 2006-07)Growth of GaN quantum dots on AlGaN layer using [(C2H 5)4]Si [TESi] by plasma assisted metal organic chemical vapor deposition (PA-MOCVD) is reported. The surface profile of the grown GaN quantum dot was determined by ... -
Nano patterning of cone dots and nano constrictions of negative e-beam resist for single electron transistor fabrication
(Springer New York, 2007-12)We present an optimization of nano dot of negative tone e-beam resist which is a very important step in single electron transistor fabrication process. The optimum design of dot and nano constriction plays a significant ... -
A new Microelectronic Engineering degree curriculum in KUKUM
(Association of Engineering Education in South East Asia and the Pacific, 2005-12-08)This paper presents the development and implementation of a new curriculum at the Kolej Universiti Kejuruteraan Utara Malaysia (KUKUM). The curriculum is specifically developed for the Bachelor of Engineering Degree program ... -
Techniques in Integrated Circuit (IC) failure analysis
(ELectron Microscopy Society of Malaysia (EMSM), 2004-12-13)Failure analysis (FA) plays an important role in the development and manufacturing of integrated circuits. It provides necessary information for technology advancement and for corrective action to improve quality ... -
Educational collaborations with Thai universities: the case of KUKUM
(Hatyai University (HU), 2004-08-27)With increasing population and limited resources, numerous factions in the world today compete hard with one another. In accordance to Darwin’s ‘survival of the fittest’, only the strongest and loudest endure. Against this ... -
Microstructural study and differential scanning Calorimetry analysis at elevated tempatures of superhead As-Cast A357 alloy
(Universiti Kebangsaan Malaysia (UKM), 2008-12-03)The microstructure of superheated as-cast A357 alloy has been analysed to study the solidification structures of α-Al dendrites, eutectic Si particles and intermetallic compounds at different sections of the specimen. ... -
Effect of Cadmium Sulfate on high temperature Oxidation behavior of Austenitic series steel
(2008-12-03)The use of austenitic series steel with either Cadmium and/or Zinc coating is becoming increasingly important in Spring, Lock Washer, Fastener, Tools, Military Hardware, Washing Machine Parts, Electronic and Electrical ...