Browsing Journal Articles by Subject "Temperature"
Now showing items 1-15 of 15
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Application of InN based quantum dot in reducing short circuit current variation of solar cell above room temperature
(Trans Tech Publications, 2014-01)This paper focuses on the applicability of InN based quantum dot in the active layer of the solar cell to reduce the short circuit current variation above the room temperature. We have investigated numerically the effect ... -
Climate augmentation of erythemal UV-B radiation dose damage in the tropics and global change
(Indian Academy of Sciences, 2007-12-10)Skin cancer (UV carcinogenesis) causing erythemal solar ultraviolet-B (UV-B) radiation dosages received at tropical latitudes are about five times higher compared to mid-latitudes. The tropical environment also experiences ... -
Combination of Hargreaves method and linear regression as a new method to estimate solar radiation in Perlis, Northern Malaysia
(Elsevier Ltd., 2011-11)The best way to obtain the solar radiation data of a particular place of interest (POI) is to measure at the specific site continuously and accurately over the long term. However, due to financial, maintenance, calibration ... -
Effect of pyrolysis on the wettability behaviour of polyethylene terephthalate on petroleum coke
(Scientific.Net, 2012-12)In depth investigations has been carried out on thermoplastic polymers, polyethylene terephthalate (PET). The interaction between PET and PC substrate was studied to investigate the effect of oxygen-containing polymer on ... -
Effect of pyrolysis temperature on the synthesis of carbon fiber from natural organic waste
(Trans Tech Publications, 2014)Carbon fibers are produced from natural sources of water hyacinth plants that have been dried, ground and sieved to three different particle sizes of 600 μm, 300 μm and less than 300 μm. Through the analysis of data obtained ... -
The effect of temperature on the electrical conductivity and microstructure behaviour of silver particles
(Universiti Malaysia Perlis (UniMAP), 2020-05)Silver conductive ink has been used in the electronics industry due to their potential advantages such as high electrical conductivity and thermal conductivity. However, silver needs to undergo a curing process to reduce ... -
Geometrical characterization and effect of temperature on graphene nanoparticles conductive ink
(Universiti Malaysia Perlis (UniMAP), 2021-08)Graphene nanoparticles (GNP) conductive ink has become the main filler material in the formulation of conductive ink. Because of that, various efforts have been performed to obtain the influencing parameters that can ... -
Improvement of absorption characteristics of solar cell above room temperature using quantum dot
(Engg Journals Publications, 2013-10)This paper presents a theoretical study on the light absorption characteristics of solar cell. We have analyzed the temperature dependence of the absorption coefficient of light and the percentage of the incident light ... -
Minimization of open circuit voltage fluctuation of quantum dot based solar cell using InN
(Trans Tech Publications, 2013)This paper reports the improvement of open circuit voltage stability of solar cell using InN based quantum dot in the active layer of the device structure. We have analyzed theoretically the temperature dependence of the ... -
Relationship between engine oil viscosity with age and temperature
(Universiti Kebangsaan Malaysia (UKM), 2011-05)Single grade engine oil viscosity experience changes influenced by temperature and pressure. In reality however, the viscosity of the engine oil is also affected by age. A relationship between oil's viscosity with temperature ... -
Relationship between the solar radiation and surface temperature in Perlis
(Trans Tech Publications, Switzerland., 2012-06)Statistical models for predicting the solar radiation have been developed. In any prediction of the solar radiation, an understanding of its characteristics is of fundamental importance. This study presents an investigation ... -
Structural and impedance spectroscopy study of Al-doped ZnO nanorods grown by sol-gel method
(Emerald Group Publishing Limited, 2012)Purpose – The purpose of this paper is to investigate the electrical transport mechanism of the Al-doped ZnO nanorods at different temperatures by employing impedance spectroscopy. Design/methodology/approach – Al-doped ... -
A study of steady-state thermal distribution on circular plate using ANSYS
(Universiti Malaysia Perlis (UniMAP), 2021-08)The purpose of this study is to investigate the thermal behavior of a circular-shaped hot plate when certain thermal load is applied. The hot plate is a part of hot surface deposition test equipment, and is placed on top ... -
Using gibbs standard state free energy and a power regulating device to predict and control the fabrication of nanoporous alumina
(VBRI press, 2013-12)The basic concept of Gibbs standard state free energy predicts a favorable condition for both room and high temperature fabrication of nanoporous alumina in phosphoric acid electrolyte. The anodization of aluminum foil in ... -
A voltage reference circuit for current source of RFIC blocks
(Emerald Group Publishing Limited, 2008)Purpose - The purpose of this paper is to design a voltage reference circuit for current source of radio frequency integrated circuit blocks. The voltage reference circuit is called voltage for current source (VCS). ...