Now showing items 21-40 of 66

    • Mechanical properties of various composition of Aluminum Matrix composite 

      Kamrosni, Abdul Razak; Mohd Nazree, Derman; Noraziana, Parimin; Rita, Mohd Said (Universiti Malaysia Perlis, 2009-12-01)
      The various composition of alumina will affect the mechanical properties of aluminum matrix composite. The properties that affect were density, percentage of porosity, arrangement of the microstructure and also the hardness. ...
    • Characterization of F75-HAP produced by Powder Metallurgy method 

      Nur Maizatul Shima, Adzali; Shamsul Baharin, Jamaludin; Mohd Nazree, Derman; Nur Hidayah, Ahmad Zaidi (Universiti Malaysia Perlis, 2009-12-01)
      This research was carried out to study the properties of Co-Cr-Mo filled with different composition of HAP that have been prepared by powder metallurgy method. The raw materials used in this research were Co-Cr-Mo powder ...
    • Effect of Ca on the performance of Mg-Mn sacrificial anodes by electrochemical corrosion techniques 

      Shaiful Rizam, Shamsudin; C. I., Mahdi; Mohd Nazree, Derman; A. M. H., Firdaus; A. R., Daud; T., Loshniban (Universiti Malaysia PerlisSchool of Microelectronic Engineering and Institute of Nano Electronic Engineering (INEE), 2009-12-21)
      The aim of the study is to identify the effect of Ca in Mg-Mn alloy on electrochemical corrosion behaviour for development of high performance sacrificial anode. Mg alloys were fabricated by casting technique under an ...
    • Corrosion behaviour of powder metallurgy aluminium matrix composite reinforced with alumina Saffil™ short fibre 

      Mohd Nazree, Derman; Normah, Che Man (Universiti Malaysia PerlisSchool of Materials Engineering & School of Environmental Engineering, 2010-06-09)
      The corrosion behaviour of PM Al composite will be affected by the presence of alloying element and reinforcing phase in the composite. This study focused on magnesium and alumina Saffil™ short fibres reinforcement affected ...
    • Characterization of porous anodic aluminium oxide film on aluminium templates formed in anodizing process 

      Juyana, A. Wahab; Mohd. Nazree, Derman (Universiti Malaysia PerlisSchool of Materials Engineering & School of Environmental Engineering, 2010-06-09)
      A porous anodic aluminium oxide (AAO) films were successfully fabricated on aluminium templates by using anodizing technique. The anodizing process was done in the mixed acid solution of phosphoric acid and acetic ...
    • Synthesis of silicon carbide nanotubes from carbon nanotubes and silicon dioxide by microwaves irradiation 

      Voon, Chun Hong; Mohd Nazri, Derman; Uda, Hashim, Prof. Dr.; Jasni; S., Samad (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      In this study, an attempt to fabricate silicon carbide nanotubes (SiCNTs) from the reactions between multiwalled carbon nanotubes (MWCNTs) and silicon dioxide (SiO2) is presented. Shape Memory Synthesis (SMS) method ...
    • Preliminary study of hap addition to Co-Cr-Mo alloy fabricated by powder metallurgy method 

      Nur Maizatul Shima, Adzali; Shamsul Baharin, Jamaludin; Mohd Nazree, Derman; Nur Hidayah, Ahmad Zaidi (SIRIM, 2010-11-22)
      This preliminary study of HAP addition in Co-Cr-Mo (F-75) was carried out by powder metallurgy method. The lab work comprises the mixing of Co-Cr-Mo with different HAP (hydroxyapatite) composition which varied from 0 wt. ...
    • Microstructural characterization of ZrO2 layer coating on martensitic stainless steel 

      Siti Hawa, Mohd Salleh; Mohd. Zaidi, Omar, Prof. Madya Dr.; Mohd Nazree, Derman, Dr.; Salmie Suhana, Che Abdullah (Trans Tech Publications, 2012)
      High carbon steel stainless steel such as 440C martensitic stainless steel, are commonly used for automotive components, such as ball bearings, races, gage blocks and valve. In this study, 440C steel was coated with ZrO2 ...
    • Effect of manganese content on the fabrication of porous anodic alumina 

      Voon, Chun Hong; Mohd Nazree, Derman, Dr.; Uda, Hashim, Prof. Dr. (Hindawi Publishing Corporation, 2012)
      The influence of manganese content on the formation of well-ordered porous anodic alumina was studied. Porous anodic alumina has been produced on aluminium substrate of different manganese content by single-step anodizing ...
    • Effect of anodizing parameters on the growth of porous anodic aluminum oxide on al-mn alloys 

      Voon, Chun Hong; Mohd Nazree, Derman, Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      In this study, the effect of manganese content, anodizing voltage and concentration of electrolyte on pore nucleation process during anodizing was studied from current density versus time transient. It was found that the ...
    • Multiwall carbon nanotubes functionalized by nitric acid studied by using FTIR and RAMAN spectroscopy 

      Shahidah Arina, Shamsuddin; Nur Hamidah, Abdul Halim; Mohd Nazree, Derman; Uda, Hashim, Assoc. Prof. Dr.; Mohamad Rusop (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Multiwall Carbon Nanotubes (MWCNT) was treated with nitric acid in order to increase the purified yield and also to get carboxylic groups (COOH) attached on the MWCNT wall surfaces for further applications. The existence ...
    • Grafting amino-acid molecular imprinted polymer on carbon nanotube for sensing 

      Ali Yeon, Md Shakaff, Prof. Dr.; Halim, N. F. A; Mohd Noor, Ahmad, Prof. Dr.; Nazree, Deraman, Dr. (Malaysian Technical Universities Network (MTUN), 2012-11-20)
      Molecular imprinted polymer (MIP) is a good matrix that exhibit satisfactory recognition ability when integrated onto sensing transducer. We report on the preparation of such material by graft-polymerizing MIP on the surface ...
    • Effect of electrolyte concentration on the growth of porous anodic aluminium oxide (AAO) on Al-Mn alloys 

      Voon, Chun Hong; Mohd Nazree, Derman, Dr. (Trans Tech Publications, Switzerland, 2012-12)
      In this study, the effect concentration of electrolyte on pore nucleation process during anodizing was investigated. It was found that the concentration of oxalic acid influenced the morphologies and regularities of porous ...
    • The thermal expansion behaviors of Cu-SiCp composites 

      Azmi, Kamardin; Mohd Nazree, Derman, Dr.; Mohd Mustafa Al-Bakri, Abdullah (Trans Tech Publications, 2013)
      The demand for advanced thermal management materials such as silicon carbide reinforced copper matrix (Cu-SiCp) composites is increasing due to their high thermal conductivity and low CTE properties. However, the weak ...
    • Synthesis and characterization of electroless copper coated SiC particles 

      Azmi, Kamardin; Mohd Arif Anuar, Mohd Salleh; Mohd Nazree, Derman, Dr. (Trans Tech Publications, 2013)
      Silicon carbide reinforced copper matrix (Cu-SiCp) composites fabricated via the conventional powder metallurgy methods have inferior thermophysical properties due to the weak bonding between the copper matrix and the SiCp ...
    • Overview of pathogenic micro-organisms destruction in contaminated water by oxide photocatalysis 

      Noor Azira, Mohd Noor; Muhammad Asri, Idris, Dr.; Dewi Suriyani, Che Halin, Dr.; Mohd Nazree, Derman, Dr.; Mohd Arif Anuar, Mohd Salleh (Trans Tech Publications, 2013)
      The titanium dioxide (TiO2) is a semiconductor oxide photocatalys, which is chemically and biologically inert but exhibits excellent photolytic activity in the ultraviolet (UV) region. Progress in photocatalytic water ...
    • Grafting amino-acid molecular imprinted polymer on carbon nanotube for sensing 

      N. Farhanah, Ab. Halim; Mohd Noor, Ahmad, Prof. Dr.; Ali Yeon, Md Shakaff, Prof. Dr.; Mohd Nazree, Derman, Dr. (Elsevier Ltd., 2013)
      Molecular imprinted polymer (MIP) is a good matrix that exhibit satisfactory recognition ability when integrated onto sensing transducer. We report on the preparation of such material by graft-polymerizing MIP on the surface ...
    • Corrosion behavior of Al-Cu-Ni-Y alloys 

      Mohd Nazree, Derman, Dr.; Mohd Jeffry, Radzi; Kumar, R. (Trans Tech Publications, 2013)
      Al based alloy has been widely used in various industries. This research paper aims at the investigation onto the effect of the percentage of Cu and Ni alloying elements in the corrosion behavior of Al-Cu-Ni alloys. The ...
    • Electrochemical characterisation of hybrid activators for aluminium sacrificial anodes in natural sea water 

      Mohd Subhi, Din Yati; Mohd Nazree, Derman, Dr.; Mahdi, Che Isa; Mohd Moesli, Mohammad; Hasril, Nain (Malaysian Citation Centre & Ministry of Education, 2013)
      This paper reports on the electrochemical behaviour of as-cast Al-Zn-Mg alloys activated by tin (Sn) and ruthenium dioxide (RuO2) in natural sea water. The potential and advantages of Sn and RuO2 as hybrid activators in ...
    • Effect of heat treatment on microstructure and corrosion behavior of Az91d magnesium alloy 

      Chye, Lih T.; Mohd. Zamzuri, Mohammad Zain; Siti Norbahiyah, Mohamad Badari; Khairul Azwan, Ismail, Dr.; Mohd Nazree, Derman, Dr.; Suhaimi, Illias (Trans Tech Publications, 2013)
      An AZ91D ingot in the as-cast condition was homogenized by heat treatment process. Then, the microstructures produced and corrosion behaviour after heat treatment was studied in detail. As-cast AZ91D was recrystallize by ...