Browsing Researchers by Title

Now showing items 1411-1430 of 3487

    • Flavonone from Callus Culture of Pomelo (Citrus grandis) 

      Azlinda, A.; Zarina, Zakaria, Dr.; Ku Syahidah, Ku Ismail; Nor Alina, N. (University Malaysia Perlis (UniMAP)School of Bioprocess Engineering, 2009-12-12)
      The citrus family is well known on their antioxidant activity compounds known. The complex world of antioxidant and their diversity have imposed great influence on human well being. Flavonoids are among large group of ...

    • Flexural analysis of polyurethane foam and sandwich composite foam via experimental and finite element Cmethods 

      Firuz, Zainuddin, Dr.; Sahrim, Haji Ahmad; Rozaidi, Rasid; Syed Nuzul Fadzli, Syed Adam (Trans Tech Publications Inc., 2013-09)
      Polyurethane (PU)/montmorillonite (MMT) composite foam were synthesized with reaction of diisocyanate with polyester polyol by a batch process. In this research, water was used as the blowing agent with TEGOSTAB B8407 and ...

    • The flexural and impact properties of kenaf-polypropylene composites filled with montmorillonite filler 

      Tay, Guan Seng, Dr.; Azniwati, A. A.; Azizah, A. B.; Rozman, Hj. Din, Prof.; Luqman, Musa, Dr. (Taylor and Francis Group, LLC., 2012-01)
      Kenaf- Polypropylene composites filled with montmorillonite (MMT) filler were produced. The incorporation of MMT had improved the flexural and impact properties. Addition of compatibilizer, had improved the flexural and ...

    • Flexural Properties and Thermal Conductivity of Aluminium Nitride Filled Polypropylene Composite 

      Azlin Fazlina, Osman; Banjuraizah, Johar; Syed Nuzul Fadzli, Syed Adam; Sri Asliza, Md Amin; Firdaus, Abd Rahman; Lee, Lay Sin (Universiti Malaysia Perlis (UniMAP), 2007-06-09)
      Aluminium Nitride (AlN) filled Polypropylene (PP) composites are fabricated, where the compounding is carried out by using Z- blade mixer with filler loadings of 0wt%, 10wt%, 20wt% and 30wt%. Composite sheets produced from ...

    • Flexural properties of natural fiber filled high density Polyethylene (HDPE) composites 

      Azlin Fazlina, Osman; Azmel Hakim, Zainol Abidin; Mohd Faizal, Suaib (Universiti Sains Malaysia (USM), 2008-11-26)
      Attempt has been made to combine the advantages of natural fiber and polymer. Composites based on high density polyethylene (HDPE) and two types of natural fiber were made through melt blending and compression molding. ...

    • Flip chip thermal test vehicle design: Requirements, evaluations, and validations 

      Goh, Teck Joo; Chu, Chia Pin; Seetharamu, Kankanhally N.; Ghulam, Abdul Quadir, Prof. Dr.; Zainal Alimuddin, Zainal Alauddin, Dr. (ASME, 2003)
      This paper reviews the design of a flip chip thermal test vehicle. Design requirements for different applications such as thermal characterization, assembly process optimization, and product burn-in simulation are outlined. ...

    • Flow analysis for flip chip underfilling process using characteristic based split method 

      Kulkarni, Venkatesh M.; Seetharamu, Kankanhally N.; Aswatha Narayana, P. A.; Ishak, Abdul Azid, Dr.; Ghulam, Abdul Quadir, Prof. Dr. (IEEE Conference Publications, 2004)
      In this paper, an effort has made to analyze and numerically simulate the fluid flow in chip cavity using characteristic based split (CBS) method. Simulation methodology includes a solver for the fluid flow equations coupled ...

    • Flow analysis for powered inhaler accessory device 

      Mohd Salleh, Abd Rahim (Universiti Malaysia PerlisSchool of Mechatronic Engineering, 2009-05)
      The aim of the study is to analyze the flow characteristics of the powered inhaler accessory device (PIAD), ranging from vortex development and two phase mixture of the inhaler drug. Computational Fluid Dynamics (CFD) ...

    • Flow behavior characteristic for injection process using nano-yttria stabilized zirconia for micro metal injection molding (μMIM) 

      Farhana, Mohd Foudzi; Norharmidi, Muhamad; Abu Bakar, Sulong; Hafizawati, Zakaria (Trans Tech Publications, 2011)
      Micro metal injection molding (μMIM) prior to conventional plastic injection molding (PIM) has become widely demanding due to its smaller size, more complex geometric surface and time consuming on its product. Metal and ...

    • Flow behaviour and viscoelasticity of polypropylene-kaolin composites extruded at different temperatures 

      Nor Azura, Abdul Rahim; Zulkifli, Mohamad Ariff; Azlan, Ariffin (Universiti Putra Malaysia Press, 2011-07)
      A study of kaolin addition in polypropylene (PP-kaolin) melt was carried out to characterize its flow behaviour and viscoelasticity at different temperatures. The compound of 20 wt% kaolin was prepared by melt mixing using ...

    • Flux pattern in 1000 kVA 11/.433 kV distribution transformer core to sinusoidal wave 

      Shahanom, Uthman; Ismail, Daut, Prof. Dr.; Dina Maizana, Maiz Ahmad, Ir. (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      A study was conducted using sinusoidal waveform to capture flux pattern in CRGO M5 material in a 1000kVA 11kV 3 phase transformer core. It is found that it takes about 180⁰ electrical degree cycle for a pool of flux ...

    • Flux simulation on 100kVA three-phase transformer core 

      Dina Maizana, Maiz Ahmad, Ir.; Ismail, Daut, Prof. Dr.; Soib, Taib (Praise Worthy Prize S.r.l., 2010-06)
      This paper describes the simulation of flux distribution on 100kVA 3 phase distribution transformer assembled with 60°-45° T-joint and mitred lap corner joint with stagger yoke and limb. The core that being used is 3% ...

    • Fly ash as Sand Replacement Material (SRM) in the development of composite cement: Physical and mechanical properties 

      Nur Izzati, Muhd Nadzri; Shamsul Baharin, Jamaludin, Prof. Dr.; Mazlee, Mohd. Noor (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      There has been vast research enhancing the usage of industrial wastes in engineering applications. This research paper reports the effect of fly ash on the physical and mechanical properties of composite cement. Fly ash ...

    • Fly ash geopolymer bricks- a review 

      Wan Mastura, W. I; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Assoc. Prof. Dr.; Mohd Mustafa Al-Bakri, Abdullah (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      Fly Ash geopolymer bricks is one of the alkali activated material. Bricks are the only man-made building materials that testify to their use since the early human civilization. Since fly ash is being accumulated as waste ...

    • Fly ash porous material using geopolymerization process for high temperature exposure 

      Mohd Mustafa Al Bakri, Abdullah; Liyana, Jamaludin; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohamed, Bnhussain; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Mohd Izzat, Ahmad (MDPI AG (Basel, Switzerland), 2012-04)
      This paper presents the results of a study on the effect of temperature on geopolymers manufactured using pozzolanic materials (fly ash). In this paper, we report on our investigation of the performance of porous geopolymers ...

    • Fly ash-based geopolymer lightweight concrete using foaming agent 

      Mohd Mustafa Al Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohamed, Bnhussain; Khairul Nizar, Ismail, Prof. Madya Dr.; Zarina, Yahya; Rafiza, Abdul Razak (MDPI, Basel, Switzerland., 2012-06)
      In this paper, we report the results of our investigation on the possibility of producing foam concrete by using a geopolymer system. Class C fly ash was mixed with an alkaline activator solution (a mixture of sodium ...

    • Foam filling effectiveness of conical aluminium tubes under dynamic axial and oblique loading 

      Fauziah, Mat; Khairul Azwan, Ismail, Professor Madya Dr.; Masniezam, Ahmad; M. R. M., Rejab (Asian Research Publishing Network (ARPN), 2016-06-01)
      This paper presents the behaviour of empty and foam-filled conical aluminium tubes under dynamic axial and oblique loading. The effect of foam filling on the energy absorption for variation in geometrical parameter and ...

    • Foot plantar pressure measurement system: A review 

      Abdul Hadi, Abdul Razak; Zayegh, Aladin; Begg, Rezaul K.; Yufridin, Wahab (MDPI, Basel, Switzerland., 2012)
      Foot plantar pressure is the pressure field that acts between the foot and the support surface during everyday locomotor activities. Information derived from such pressure measures is important in gait and posture research ...

    • Formation and effect of lanthanum based-anodic coating on corrosion resistance of AZ31 magnesium alloy 

      Mohd Zahiruddin, Md. Zain; Takenake, Toshihide; Norshah Afizi, Shuaib; Mokhtar, Mat Saleh; Azmi, Harun (Universiti Malaysia Perlis (UniMAP), 2009-12-21)
      Anodic coating by anodizing in solution consisting of Mg (N03>2 and/or La (N03)3 was conducted to commercial AZ31Mg alloy. Anodic films that formed were analyzed, and the corrosion resistances of the specimens against salt ...

    • Formation of carbon nanotubes from methane decomposition: Effect of concentration of Fe₃O₄ on the diameters distributions 

      Wei Wen, Liu; Tijjani Adam, Shuwa; Azizan, Aziz, Assoc. Prof. Dr.; Abdul Rahman, Mohamed, Prof. Dr.; Uda, Hashim, Prof. Dr.; Chai, Siang Piao (Trans Tech Publications, 2014)
      Fe₃O₄ was used to synthesize narrow diameter of carbon nanotubes (CNTs). The effect of concentration of Fe₃O₄ on the diameters of carbon nanotubes (CNTs) synthesized by methane decomposition at 1000°C was investigated. We ...