Volume 2 Number 1, June 2007

Journal of Sustainability Science and Management

Volume 2 Number 1, June 2007

eISSN: 2672-7226

© Penerbit UMT

Original Article

1-6

The effects of multiple-gated layout on power consumption of Pseudomorphic-HEMTs

[su_tooltip text=”Microelectronic & Nano Tech, TM R & D Sdn Bhd, Malaysia” background=”#a7a0a9″ font_size=”12″]M. N. OSMAN[/su_tooltip], [su_tooltip text=”Microelectronic & Nano Tech, TM R & D Sdn Bhd, Malaysia” background=”#a7a0a9″ font_size=”12″]S. YAAKOB[/su_tooltip], [su_tooltip text=”Microelectronic & Nano Tech, TM R & D Sdn Bhd, Malaysia” background=”#a7a0a9″ font_size=”12″]M. R. YAHYA[/su_tooltip], [su_tooltip text=”Microelectronic & Nano Tech, TM R & D Sdn Bhd, Malaysia” background=”#a7a0a9″ font_size=”12″]A. F. AWANG MAT[/su_tooltip] & [su_tooltip text=”Microwave Technology Center, Universiti Teknologi MARA (UiTM), Malaysia” background=”#a7a0a9″ font_size=”12″]Z. AWANG[/su_tooltip]

7-10

The synthesis of thin-walled carbon nanotubes over CoO-Fe2O3 based catalysts

[su_tooltip text=”School of Chemical Engineering, Engineering Campus, Universiti Sains Malaysia, Seri Ampangan, Nibong Tebal, SPS Penang, Malaysia” background=”#a7a0a9″ font_size=”12″]S. P. CHAI[/su_tooltip], [su_tooltip text=”School of Chemical Engineering, Engineering Campus, Universiti Sains Malaysia, Seri Ampangan, Nibong Tebal, SPS Penang, Malaysia” background=”#a7a0a9″ font_size=”12″]S. H. S. ZEIN[/su_tooltip] & [su_tooltip text=”School of Chemical Engineering, Engineering Campus, Universiti Sains Malaysia, Seri Ampangan, Nibong Tebal, SPS Penang, Malaysia” background=”#a7a0a9″ font_size=”12″]A. R. MOHAMED[/su_tooltip]

11-17

Fabrication of white organic light emitting diode using PHF doped with rubrene

[su_tooltip text=”Institute of Microengineering and Nanoelectronics (IMEN), Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]S. SEPEAI[/su_tooltip], [su_tooltip text=”Institute of Microengineering and Nanoelectronics (IMEN), Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. M. SALLEH[/su_tooltip] & [su_tooltip text=”School of Applied Physics, Faculty of Science & Technology, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. YAHAYA[/su_tooltip]

18-23

A rapid justification of HEMT device structures based on a three-probe contact technique

[su_tooltip text=”Microelectronic and Nano Technology Programme, Telekom Research and Development Sdn Bhd, Idea Tower, UPM-MTDC, Serdang, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]H. SOETEDJO[/su_tooltip], [su_tooltip text=”Microelectronic and Nano Technology Programme, Telekom Research and Development Sdn Bhd, Idea Tower, UPM-MTDC, Serdang, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]I. SABTU[/su_tooltip], [su_tooltip text=”Microelectronic and Nano Technology Programme, Telekom Research and Development Sdn Bhd, Idea Tower, UPM-MTDC, Serdang, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. R. YAHYA[/su_tooltip] & [su_tooltip text=”Microelectronic and Nano Technology Programme, Telekom Research and Development Sdn Bhd, Idea Tower, UPM-MTDC, Serdang, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]A. F. AWANG MAT[/su_tooltip]

24-27

The effects of SiC concentration on membrane thickness prepared by chemical suspension technique

[su_tooltip text=”Ceramics Technology Group, SIRIM Berhad, Persiaran Dato’ Menteri, P.O. Box, Shah Alam, Malaysia” background=”#a7a0a9″ font_size=”12″]Z. A. WAHID[/su_tooltip], [su_tooltip text=”Ceramics Technology Group, SIRIM Berhad, Persiaran Dato’ Menteri, P.O. Box, Shah Alam, Malaysia” background=”#a7a0a9″ font_size=”12″]R. RAMLI[/su_tooltip], [su_tooltip text=”Faculty of Engineering, Universiti Kebangsaan Malaysia, UKM Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]A. MUCHTAR[/su_tooltip] &[su_tooltip text=”Faculty of Engineering, Universiti Kebangsaan Malaysia, UKM Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]A. W. MOHAMMAD[/su_tooltip]

28-31

Colossal magneto resistance of (La1-xDyx )0.67Sr0.33 MnO3 Perovskite

[su_tooltip text=”Superconductor and Thin Films Laboratory, Department of Physics, Faculty of Sciences, Universiti Putra Malaysia, Serdang, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]K. P. LIM[/su_tooltip], [su_tooltip text=”Superconductor and Thin Films Laboratory, Department of Physics, Faculty of Sciences, Universiti Putra Malaysia, Serdang, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]S. A. HALIM[/su_tooltip], [su_tooltip text=”Superconductor and Thin Films Laboratory, Department of Physics, Faculty of Sciences, Universiti Putra Malaysia, Serdang, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]O. J. LEE[/su_tooltip] & [su_tooltip text=”Superconductor and Thin Films Laboratory, Department of Physics, Faculty of Sciences, Universiti Putra Malaysia, Serdang, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]Y. NOORHANA[/su_tooltip]

32-35

Fabrication of polymer light emitting diodes with ITO/PVK:TPP/Alq3 /Al structure

[su_tooltip text=”Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]C. C. YAP[/su_tooltip], [su_tooltip text=”Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. YAHAYA[/su_tooltip] [su_tooltip text=”Institute of Microengineering and Nanoelectronics (IMEN), Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]MURSYIDAH[/su_tooltip] & [su_tooltip text=”Institute of Microengineering and Nanoelectronics (IMEN), Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. M. SALLEH[/su_tooltip]

36-39

Synthesis of multi-walled carbon nanotubes (MWNTS) over anodic aluminium oxide (AAO) template

[su_tooltip text=”Carbon Nanotubes Research Group, Faculty of Chemical and Natural Resources Engineering, Universiti Teknologi Malaysia, UTM, Skudai, Johor, Malaysia” background=”#a7a0a9″ font_size=”12″]J. C. TEE[/su_tooltip], [su_tooltip text=”Carbon Nanotubes Research Group, Faculty of Chemical and Natural Resources Engineering, Universiti Teknologi Malaysia, UTM, Skudai, Johor, Malaysia” background=”#a7a0a9″ font_size=”12″]N. A. BUANG[/su_tooltip], [su_tooltip text=”Carbon Nanotubes Research Group, Faculty of Chemical and Natural Resources Engineering, Universiti Teknologi Malaysia, UTM, Skudai, Johor, Malaysia” background=”#a7a0a9″ font_size=”12″]S. M. SANIP[/su_tooltip], [su_tooltip text=”Carbon Nanotubes Research Group, Faculty of Chemical and Natural Resources Engineering, Universiti Teknologi Malaysia, UTM, Skudai, Johor, Malaysia” background=”#a7a0a9″ font_size=”12″]A. F. ISMAIL[/su_tooltip] & [su_tooltip text=”Department of Chemistry, Faculty of Science, Universiti Teknologi Malaysia, UTM, Skudai, Johor, Malaysia” background=”#a7a0a9″ font_size=”12″]N. A. BUANG[/su_tooltip]

40-43

Fabrication and characterization of oxygen sensing properties of Dy123 sensor utilizing hot spot phenomenon

[su_tooltip text=”Faculty of Applied Science, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. HASSAN[/su_tooltip], [su_tooltip text=”Faculty of Applied Science, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]A. K. YAHYA[/su_tooltip], [su_tooltip text=”Faculty of Chemical Engineering, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]K. H. KU HAMID[/su_tooltip] & [su_tooltip text=”Microwave Technology Centre, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]Z. AWANG[/su_tooltip]

44-48

A study of underfill morphology and filler content using scanning electron microscopy and thermogravimetric analyzer

[su_tooltip text=”Faculty of Engineering, University Kebangsaan Malaysia, UKM Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]I. AHMAD[/su_tooltip], [su_tooltip text=”Faculty of Engineering, University Kebangsaan Malaysia, UKM Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]Z. ENDUT[/su_tooltip], [su_tooltip text=”Faculty of Engineering, University Kebangsaan Malaysia, UKM Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]A. ZAHARIM[/su_tooltip] & [su_tooltip text=”Freescale Semiconductor, (M) Sdn. Bhd., No. 2, Jalan SS 8/2 Free Industrial Zone, Sungei Way, Petaling Jaya, Malaysia” background=”#a7a0a9″ font_size=”12″]NORAZHAM MOHD SUKEMI[/su_tooltip]

49-52

Comparative study on T11212/Ag dip-coated tapes fabricated using solid-state and coprecipitation derived powder

[su_tooltip text=”Faculty of Applied Sciences, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]F. MD. SALLEH[/su_tooltip], [su_tooltip text=”Faculty of Applied Sciences, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]A. K. YAHYA[/su_tooltip], [su_tooltip text=”Microwave Technology Center, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]Z. AWANG[/su_tooltip] & [su_tooltip text=”School of Applied Physics, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. H. JUMALI[/su_tooltip]

53-56

A simulation study of short channel effects in conventional and lightly-doped drain (LDD) P-Mosfets

[su_tooltip text=”Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia” background=”#a7a0a9″ font_size=”12″]N. SOIN[/su_tooltip] & [su_tooltip text=”Department of Electrical Engineering, Faculty of Engineering, University of Malaya, Kuala Lumpur, Malaysia” background=”#a7a0a9″ font_size=”12″]D. ABD HADI[/su_tooltip]

57-61

Relations between efficiency of polycrystalline solar cells and climate parameters in Malaysia

[su_tooltip text=”Department of Physical Sciences, Faculty of Science and Technology, University Malaysia Terengganu, Kuala Terengganu, Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]W. M. W. MARIAM[/su_tooltip]& [su_tooltip text=”Department of Engineering Sciences, Faculty of Science and Technology, University Malaysia Terengganu, Kuala Terengganu, Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]S HUSNI[/su_tooltip]

62-66

Structure and birefringence properties of SiO2 – Thiophenes Xerogels synthesized by sol-gel-template

[su_tooltip text=”Faculty of Teaching and Education, Univeristy of Bengkulu, Jalan Raya Kandang Limun, Bengkulu, Indonesia” background=”#a7a0a9″ font_size=”12″]KANCONO[/su_tooltip] &  [su_tooltip text=”Faculty of Science and Technology, University Malaysia Terengganu, Kuala Terengganu, Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]H. B. SENIN[/su_tooltip]

67-70

Ballistic impact resistance of flexible composites

[su_tooltip text=”School of Physics and Material Science, Faculty of Applied Science, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. R. AHMAD[/su_tooltip], [su_tooltip text=”School of Physics and Material Science, Faculty of Applied Science, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]W. Y. WAN AHMAD[/su_tooltip], [su_tooltip text=”School of Physics and Material Science, Faculty of Applied Science, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]J. SALLEH[/su_tooltip], [su_tooltip text=”School of Physics and Material Science, Faculty of Applied Science, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]A. SAMSURI[/su_tooltip] & [su_tooltip text=”School of Physics and Material Science, Faculty of Applied Science, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia” background=”#a7a0a9″ font_size=”12″]M. F. YAHYA[/su_tooltip]

71-74

Thermal diffusivity of YBa2Cu3O7-x superconductor using open-cell photoacoustic

[su_tooltip text=”School of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Selangor” background=”#a7a0a9″ font_size=”12″]MARY ALVEAN B. NARRETO[/su_tooltip] & [su_tooltip text=”School of Applied Physics, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, Bangi, Selangor” background=”#a7a0a9″ font_size=”12″]HASAN ADLI ALWI[/su_tooltip]

75-78

Reactivity of methane over Ga-HZSM-5 zeolite catalyst

[su_tooltip text=”Department of Science Engineering, University Malaysia Terengganu, Kuala Terengganu, Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]ASMADI ALI[/su_tooltip], [su_tooltip text=”Department of Chemical Engineering, Universiti Teknologi Malaysia, Skudai, Johor, Malaysia” background=”#a7a0a9″ font_size=”12″]RAMLI MAT[/su_tooltip] & [su_tooltip text=”Department of Physical Sciences, University Malaysia Terengganu, Kuala Terengganu, Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]WAN MARIAM WAN MUDA[/su_tooltip]

79-85

Major elements and oxides of the South China Sea surface sediments off Johor Coasts

[su_tooltip text=”Faculty of Maritime and Marine Science Studies, University Malaysia Terengganu, Kuala Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]A. NOR ANTONNA[/su_tooltip], [su_tooltip text=”Faculty of Maritime and Marine Science Studies, University Malaysia Terengganu, Kuala Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]Y. ROSNAN[/su_tooltip], [su_tooltip text=”Faculty of Maritime and Marine Science Studies, University Malaysia Terengganu, Kuala Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]A. SHAMSUDDIN[/su_tooltip], [su_tooltip text=”Faculty of Maritime and Marine Science Studies, University Malaysia Terengganu, Kuala Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]CHUNG MEI KIM[/su_tooltip], [su_tooltip text=”Faculty of Maritime and Marine Science Studies, University Malaysia Terengganu, Kuala Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]SO AI NI[/su_tooltip] & [su_tooltip text=”Institute of Oceanography, University Malaysia Terengganu, Kuala Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]M. S. NOOR AZHAR[/su_tooltip]

86-89

Development of wireless patient data management system

[su_tooltip text=”Department of Physical Sciences, Faculty of Science and Technology, University Malaysia Terengganu, Kuala Terengganu, Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]HIDAYATUL AINI BINTI ZAKARIA[/su_tooltip] & [su_tooltip text=”Department of Biomedical Engineering, Faculty of Engineering, University of Malaya, K. Lumpur, Malaysia” background=”#a7a0a9″ font_size=”12″]NAHRIZUL ADIB BIN KADRI[/su_tooltip]

90-94

Characterize Q-switching dye laser by saturable absorber

[su_tooltip text=”Department of Physical Sciences, Faculty of Science and Technology, University Malaysia Terengganu, Kuala Terengganu, Terengganu, Malaysia” background=”#a7a0a9″ font_size=”12″]NUR FARIZAN BINTI MUNAJAT[/su_tooltip] & [su_tooltip text=”Department of Physics, Faculty of Science, University Teknologi Malaysia, Skudai, Johor, Malaysia” background=”#a7a0a9″ font_size=”12″]NORIAH BIDIN[/su_tooltip]

95-98

Electrical characterization of chlorophyll

[su_tooltip text=”Department of Physical Sciences, Faculty of Science and Technology, University Malaysia Terengganu (UMT), Kuala Terengganu, Terengganu” background=”#a7a0a9″ font_size=”12″]S. HASIAH[/su_tooltip], [su_tooltip text=”Department of Physical Sciences, Faculty of Science and Technology, University Malaysia Terengganu (UMT), Kuala Terengganu, Terengganu” background=”#a7a0a9″ font_size=”12″]H. B. SENIN[/su_tooltip] & [su_tooltip text=”Department of Science Chemistry, Faculty of Science and Technology, University Malaysia Terengganu (UMT), Kuala Terengganu, Terengganu” background=”#a7a0a9″ font_size=”12″]HABSAH MOHAMAD[/su_tooltip]