Universiti Tenaga Nasional

Research Output 1989 2020

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2008
182 Citations (Scopus)

Simultaneous optimization of charge-carrier mobility and optical gain in semiconducting polymer films

Yap, B. K., Xia, R., Campoy-Quiles, M., Stavrinou, P. N. & Bradley, D. D. C., May 2008, In : Nature Materials. 7, 5, p. 376-380 5 p.

Research output: Contribution to journalArticle

Semiconducting films
Semiconducting polymers
Optical gain
Carrier mobility
Light emission
10 Citations (Scopus)

Sound velocity in perovskite manganites La0.67Ca0.33MnO3 with different grain sizes

Ewe, L. S., Hamadneh, I., Salama, H. A. & Abd-Shukor, R., 01 Jul 2008, In : Physica B: Condensed Matter. 403, 13-16, p. 2394-2398 5 p.

Research output: Contribution to journalArticle

Manganites
Acoustic wave velocity
acoustic velocity
Perovskite
grain size
14 Citations (Scopus)

Sputtered encapsulation as wafer level packaging for isolatable MEMS devices: A technique demonstrated on a capacitive accelerometer

Hamzah, A. A., Yunas, J., Majlis, B. Y. & Ahmad, I., 01 Nov 2008, In : Sensors. 8, 11, p. 7438-7452 15 p.

Research output: Contribution to journalArticle

Micro-Electrical-Mechanical Systems
Product Packaging
accelerometers
Accelerometers
Encapsulation
17 Citations (Scopus)

Strength and permeability of stabilized peat soil

Wong, L. S., Hashim, R. & Ali, F. H., 01 Dec 2008, In : Journal of Applied Sciences. 8, 21, p. 3986-3990 5 p.

Research output: Contribution to journalArticle

peat soil
compressive strength
peat
permeability
slag
Electric motors
Energy efficiency
Life cycle
Costs
Economic analysis
1 Citation (Scopus)
Mechanical alloying
Cobalt
Powders
alloying
phase transformations
38 Citations (Scopus)

The effect of lubrication in reducing net friction in warm powder compaction process

Nor, S. S. M., Rahman, M. M., Tarlochan, F., Begum, S. & Ariffin, A. K., 16 Oct 2008, In : Journal of Materials Processing Technology. 207, 1-3, p. 118-124 7 p.

Research output: Contribution to journalArticle

Lubrication
Compaction
Powder
Powders
Friction
13 Citations (Scopus)

The fabrication of macroporous polysilicon by nanosphere lithography

Chau, C. F. & Melvin, T., 01 Jun 2008, In : Journal of Micromechanics and Microengineering. 18, 6, 064012.

Research output: Contribution to journalArticle

Nanospheres
Polysilicon
Lithography
Fabrication
Polymers
4 Citations (Scopus)

Theme detection and evaluation in chess

Iqbal, A. & Yaacob, M., 01 Jun 2008, In : ICGA Journal. 31, 2, p. 97-109 13 p.

Research output: Contribution to journalArticle

Chemical analysis
Computer program listings
Testing
Experiments
Cements
Clay
cement
clay
Soils
2 Citations (Scopus)

Tribological behaviour of OA-capped WO3 nanoparticles as an additive to base oils

Abdullah, S. F., Radiman, S., Azmi, M., Hamid, A. & Ibrahim, N. B. Y., 01 Sep 2008, In : Sains Malaysiana. 37, 3, p. 227-232 6 p.

Research output: Contribution to journalArticle

Oleic Acid
Oils
Nanoparticles
Infrared transmission
Tungsten
2 Citations (Scopus)

Virtual reality approach in treating acrophobia: Simulating height in virtual environment

Ibrahim, N., Muhamad Balbed, M. A., Mohd Yusof, A., Mohammed Salleh, F. H., Ranjit Singh, J. S. & Shahidan, M. S., 01 May 2008, In : WSEAS Transactions on Computers. 7, 5, p. 511-518 8 p.

Research output: Contribution to journalArticle

Virtual reality
Tall buildings
Elevators
Experiments
Display devices
68 Citations (Scopus)

Voltage balancing of a 320-V, 12-F electric double-layer capacitor bank combined with a 10-kW bidirectional isolated DC-DC converter

Tan, N. M. L., Inoue, S., Kobayashi, A. & Akagi, H., 04 Dec 2008, In : IEEE Transactions on Power Electronics. 23, 6, p. 2755-2765 11 p.

Research output: Contribution to journalArticle

DC-DC converters
Energy storage
Electric potential
Networks (circuits)
Hybrid vehicles
Systems engineering
Energy efficiency
Economics
Energy conversion
Energy utilization
2007
24 Citations (Scopus)
Two phase flow
Steam
Oscillating flow
Nozzles
1 Citation (Scopus)

Analysis of In-P based 1.55νm electrically pumped vertical-external- cavity surface-emitting lasers

Yap, D. F. W., Low, A. L. Y., Koh, S. P. & Tiong, S. K., 01 Nov 2007, In : Journal of Optics A: Pure and Applied Optics. 9, 11, p. 1048-1052 5 p.

Research output: Contribution to journalArticle

Surface emitting lasers
surface emitting lasers
cavities
Feedback
Modulation
21 Citations (Scopus)

A new technique of real-time monitoring of fiber optic cable networks transmission

Bakar, A. A. A., Jamaludin, M. Z., Abdullah, F., Yaacob, M. H., Mahdi, M. A. & Abdullah, M. K., 01 Jan 2007, In : Optics and Lasers in Engineering. 45, 1, p. 126-130 5 p.

Research output: Contribution to journalArticle

Optical cables
communication networks
Electric power transmission networks
Optical communication
Fiber optic networks
17 Citations (Scopus)
Switching networks
State estimation
Electric power distribution
Telecommunication networks
Communication systems
2178 Citations (Scopus)

A survey of trust and reputation systems for online service provision

Jøsang, A., Ismail, R. & Boyd, C., 01 Mar 2007, In : Decision Support Systems. 43, 2, p. 618-644 27 p.

Research output: Contribution to journalArticle

Online Systems
Internet
Collaborative filtering
Motivation
Surveys and Questionnaires
26 Citations (Scopus)
Active Magnetic Bearing
magnetic bearings
rigid rotors
Rotor
rotors
1 Citation (Scopus)

Characterization of parasitic residual deposition on passivation layer in electroless nickel immersion gold process

Md Arshad, M. K., Jalar, A. & Ahmad, I., 01 Jul 2007, In : Microelectronics Reliability. 47, 7, p. 1120-1126 7 p.

Research output: Contribution to journalArticle

Nickel
Passivation
Gold
submerging
passivity
11 Citations (Scopus)

Control of flexural waves on a beam using a vibration neutraliser: Effects of different attachment configurations

Salleh, H. & Brennan, M. J., 20 Jun 2007, In : Journal of Sound and Vibration. 303, 3-5, p. 501-514 14 p.

Research output: Contribution to journalArticle

neutralizers
Elastic waves
Vibrations (mechanical)
attachment
vibration
115 Citations (Scopus)

Correlation between thermal conductivity and the thickness of selected insulation materials for building wall

Mahlia, T. M. I., Taufiq, B. N., Ismail & Masjuki, H. H., 01 Feb 2007, In : Energy and Buildings. 39, 2, p. 182-187 6 p.

Research output: Contribution to journalArticle

Insulation
Thermal conductivity
Polynomials
Heat transfer
6 Citations (Scopus)

Design and development of A 1/3 scale vertical axis wind turbine for electrical power generation

Hossain, A., Iqbal, A. K. M. P., Rahman, A., Arifin, M. & Mazian, M., 01 Jan 2007, In : Journal of Urban and Environmental Engineering. 1, 2, p. 53-60 8 p.

Research output: Contribution to journalArticle

electrical power
wind turbine
power generation
Wind turbines
Power generation
1 Citation (Scopus)

Design approaches and comparison of TAPS packages for engineering

Manjit Sidhu, S., 20 Dec 2007, In : Interactive Technology and Smart Education. 4, 3, p. 127-137 11 p.

Research output: Contribution to journalArticle

engineering
Students
learning
student
mechanic
1 Citation (Scopus)

Development of a user-friendly application for LOS link optimization

Ibrahim, A. H., Ismail, M., Jumari, K. & Tiong, S. K., 01 Jan 2007, In : Information Technology Journal. 6, 1, p. 123-128 6 p.

Research output: Contribution to journalArticle

Wireless local area networks (WLAN)
Telecommunication links
Planning
Data visualization
Factor analysis
39 Citations (Scopus)

Development of stochastic aggregate harmonic load model based on field measurements

Au, M. T. & Milanović, J. V., 01 Jan 2007, In : IEEE Transactions on Power Delivery. 22, 1, p. 323-330 8 p.

Research output: Contribution to journalArticle

Electric power distribution
3 Citations (Scopus)

Digital circuit structure design via evolutionary algorithm method

Chong, K. H., Aris, I. B., Sinan, M. A. & Hamiruce, B. M., 01 Feb 2007, In : Journal of Applied Sciences. 7, 3, p. 380-385 6 p.

Research output: Contribution to journalArticle

Digital circuits
Evolutionary algorithms
Wire
Logic gates
Networks (circuits)
8 Citations (Scopus)

Direct solutions of N-th order initial value problems in decomposition series

Yahaya, F., Hashim, I., Ismail, E. S. & Zulkifle, A. K., 01 Jan 2007, In : International Journal of Nonlinear Sciences and Numerical Simulation. 8, 3, p. 385-392 8 p.

Research output: Contribution to journalArticle

Initial value problems
boundary value problems
Modified Decomposition Method
Initial Value Problem
Adomian Decomposition Method
4 Citations (Scopus)
Distributed power generation
Costs
Power markets
Electricity
19 Citations (Scopus)

Establishing harmonic distortion level of distribution network based on stochastic aggregate harmonic load models

Au, M. T. & Milanović, J. V., 01 Apr 2007, In : IEEE Transactions on Power Delivery. 22, 2, p. 1086-1092 7 p.

Research output: Contribution to journalArticle

Harmonic distortion
Electric power distribution
Electric potential
Chemical analysis
27 Citations (Scopus)

Exergy analysis of evaporative cooling for reducing energy use in a Malaysian building

Taufiq, B. N., Masjuki, H. H., Mahlia, T. M. I., Amalina, M. A., Faizul, M. S. & Saidur, R., 30 Apr 2007, In : Desalination. 209, 1-3 SPEC. ISS., p. 238-243 6 p.

Research output: Contribution to journalArticle

exergy
Exergy
energy use
Cooling
cooling
20 Citations (Scopus)

HF etching of sacrificial spin-on glass in straight and junctioned microchannels for MEMS microstructure release

Hamzah, A. A., Majlis, B. Y. & Ahmad, I., 06 Jul 2007, In : Journal of the Electrochemical Society. 154, 8, p. D376-D382

Research output: Contribution to journalArticle

Hydrofluoric Acid
Hydrofluoric acid
hydrofluoric acid
microchannels
Microchannels
26 Citations (Scopus)

Higher-order bounded differencing schemes for compressible and incompressible flows

Ng, K. C., Yusoff, M. Z. & Ng, E. Y. K., 10 Jan 2007, In : International Journal for Numerical Methods in Fluids. 53, 1, p. 57-80 24 p.

Research output: Contribution to journalArticle

Compressible flow
Incompressible flow
Compressible Flow
Incompressible Flow
Higher Order
47 Citations (Scopus)

Non-hydrothermal synthesis of mesoporous materials using sodium silicate from coal fly ash

Misran, H., Ramesh, S., Yarmo, M. A. & Kamarudin, R. A., 15 Feb 2007, In : Materials Chemistry and Physics. 101, 2-3, p. 344-351 8 p.

Research output: Contribution to journalArticle

Coal Ash
sodium silicates
fly ash
Mesoporous materials
Coal
1 Citation (Scopus)

Numerical simulation of 3D transonic flow in a compressor rotor

Ng, K. C., Yusoff, M. Z. & Yusaf, T. F., 01 Jan 2007, In : International Journal of Modelling and Simulation. 27, 1, p. 74-78 5 p.

Research output: Contribution to journalArticle

Transonic Flow
Transonic flow
Compressor
Rotor
Navier Stokes equations
1 Citation (Scopus)

Performance of adaptive antenna with downlink power control for WCDMA system

Elgabli, A., Ismail, M. & Tiong, S. K., 01 Mar 2007, In : Journal of Applied Sciences. 7, 5, p. 703-709 7 p.

Research output: Contribution to journalArticle

Power control
Base stations
Omnidirectional antennas
Antennas
Smart antennas
10 Citations (Scopus)
Electron density measurement
microwave interferometers
Interferometer
Interferometers
Microwave
33 Citations (Scopus)

Planning approaches for the strategic placement of passive harmonic filters in radial distribution networks

Au, M. T. & Milanović, J. V., 01 Jan 2007, In : IEEE Transactions on Power Delivery. 22, 1, p. 347-353 7 p.

Research output: Contribution to journalArticle

Electric power distribution
Planning
Circuit theory
Electric potential
81 Citations (Scopus)

Processing of mesoporous silica materials (MCM-41) from coal fly ash

Misran, H., Singh, R., Begum, S. & Yarmo, M. A., 07 May 2007, In : Journal of Materials Processing Technology. 186, 1-3, p. 8-13 6 p.

Research output: Contribution to journalArticle

Coal Ash
Coal
Multicarrier modulation
Silica
Fly ash
11 Citations (Scopus)

RDWG technique of determination of moisture content in Oil Palm Fruits

Abbas, Z., Mokhtar, R., Khalid, K., Hashim, M. & Abdul Aziz, S., 01 Nov 2007, In : EPJ Applied Physics. 40, 2, p. 207-210 4 p.

Research output: Contribution to journalArticle

Dielectric waveguides
Palm oil
Rectangular waveguides
dielectric waveguides
rectangular waveguides
42 Citations (Scopus)

Second law analysis for optimal thermal design of radial fin geometry by convection

Taufiq, B. N., Masjuki, H. H., Mahlia, T. M. I., Saidur, R., Faizul, M. S. & Niza Mohamad, E., 01 Jun 2007, In : Applied Thermal Engineering. 27, 8-9, p. 1363-1370 8 p.

Research output: Contribution to journalArticle

Entropy
Geometry
Heat transfer
Fluids
Forced convection
5 Citations (Scopus)

The characterization of Al bond pad surface treatment in electroless nickel immersion gold (ENIG) deposition

Md Arshad, M. K., Jalar, A., Ahmad, I. & Omar, G., 01 Jan 2007, In : American Journal of Applied Sciences. 4, 3, p. 133-141 9 p.

Research output: Contribution to journalArticle

Nickel
Aluminum
Gold
Surface treatment
Metallurgy
18 Citations (Scopus)

The transient response for different types of erodable surface thermocouples using finite element analysis

Mohammed, H., Salleh, H. & Yusoff, M. Z., 01 Dec 2007, In : Thermal Science. 11, 4, p. 49-64 16 p.

Research output: Contribution to journalArticle

Thermocouples
Transient analysis
Finite element method
Heat flux
Thermodynamic properties
2006
4 Citations (Scopus)

A high accuracy variant of the iterative alternating decomposition explicit method for solving the heat equation

Sahimi, M. S., Abu Mansor, N., Nor, N. M., Md Nusi, N., #Not Available#, N. & Alias, NA., 01 Jan 2006, In : International Journal of Simulation and Process Modelling. 2, 1-2, p. 45-49 5 p.

Research output: Contribution to journalArticle

Explicit Methods
Decomposition Method
Heat Equation
High Accuracy
Alternating Direction Implicit Method
75 Citations (Scopus)

A new torque and flux controller for direct torque control of induction machines

Idris, N. R. N., Toh, C. L. & Elbuluk, M. E., Nov 2006, In : IEEE Transactions on Industry Applications. 42, 6, p. 1358-1366 9 p.

Research output: Contribution to journalArticle

Torque control
Torque
Fluxes
Controllers
Switching frequency
161 Citations (Scopus)

An experimental investigation of CNG as an alternative fuel for a retrofitted gasoline vehicle

Aslam, M. U., Masjuki, H. H., Kalam, M. A., Abdesselam, H., Mahlia, T. M. I. & Amalina, M. A., 01 Mar 2006, In : Fuel. 85, 5-6, p. 717-724 8 p.

Research output: Contribution to journalArticle

Compressed natural gas
Alternative fuels
Gasoline
Engines
Brakes

A structural consideration of a solid solution La4Ni 3-xMnxO10

Ueno, S., Misran, H. & Kamegashira, N., 2006, In : Key Engineering Materials. 317-318, p. 877-880 4 p.

Research output: Contribution to journalArticle

Solid solutions
Crystal structure
Rietveld method
Manganese
Solid state reactions
1 Citation (Scopus)

A synchronous digital hierachy based dynamic error correction technique for wavelength division multiplexing networks

Cheah, C. L., Mohd Ali, B., Mahdi, M. A. & Abdullah, M. K., 01 Sep 2006, In : Photonic Network Communications. 12, 2, p. 173-180 8 p.

Research output: Contribution to journalArticle

Forward error correction
Error correction
wavelength division multiplexing
Wavelength division multiplexing
payloads
12 Citations (Scopus)
Microwave irradiation
Chitosan
Microwaves
Waste Water
Biodegradation