Now showing items 213-232 of 255

    • Screening drug, alcohol and substance abuse the Psychometric measures 

      Mohamad Hashim, Othman; Huzili, Hussin; Kamarudin, Hussin; N.S. Alias (EDP Sciences, 2018)
      Urinalysis was used in previous studies among higher institution students (n=16252) in Malaysia to answer the question of whether university students are involved in drug abuse. However, the use of urinalysis had faced ...
    • Selective extraction, separation and recovery of Cu(II) in presence of Zn(II) and Ni(II) from leach liquor of waste printed circuit board using microcapsules coated with Cyanex 272 

      Md. Sohrab, Hossain; Md. Fazlul, Bari, Dr.; Samsul Baharin, Jamaludin, Prof. Dr.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd. Omar, Ab. Kadir (Springer Verlag, 2012-05)
      The study was conducted to optimize the selective extraction and recovery of Cu(II) in the presence of Zn(II) and Ni(II) from the leach liquor of waste printed circuit boards (PCBs). The extraction experiments were carried ...
    • Selective leaching for the recovery of Copper from PCB 

      Md Fazlul, Bari; Noorzahan, Begum; Shamsul Baharin, Jamaludin; Kamarudin, Hussin (Universiti Malaysia Perlis, 2009-12-01)
      This paper reported on the leaching behavior of printed circuit board (PCB) using a new leaching agent of ammonia-ammonium persulfate, to recover copper. Cu and Zn leaching were found to be fast and reached equilibrium in ...
    • Shear strain analysis in FSS microchannel 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Nor Shakirina, Nadzri; Tan, Hsio Mei; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (AENSI Publications, 2013-10)
      Microfluidics has motivated the development of various fields in biological engineering due to its advantages. The favorable benefits of using microfluidicsare being easy to fabricate, requirement of minimal fluid volumes, ...
    • Single-crystal oxoborate (Pb 3O) 2(BO 3) 2WO 4: Growth and characterization 

      Ali Hussain, Reshak, Prof. Dr.; Xuean, Chen; Auluck, Sushil, Dr.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (Elsevier Ltd, 2012-09)
      An oxoborate, (Pb 3O) 2(BO 3) 2WO 4, has been prepared by solid-state reaction methods below 620°C. Single-crystal XRD analysis shows that it crystallizes in the orthorhombic group Cmcm with a = 18.480(4) , b = 6.3567(13) ...
    • Sistem K-Kedatangan di Kampus Teragih 

      Kamarudin Hussin; Nasrudin Abd. Shukor; Nor Shubaily Khamis; Mohd Noorulfakri Yaacob (Kolej Universiti Kejuruteraan Utara Malaysia, 2005)
      K-Kedatangan merupakan sistem yang digunakan untuk merekod kehadiran kakitangan di kampus KUKUM. Sistem ini menggunakan teknologi kad pintar yang menggabungkan dua sistem utama iaitu lUS-Staf dan NPower. Sistem K-Kedatangan ...
    • Smart Reagent for the Recovery of Copper from PCB 

      Md Fazlul, Bari, Dr.; Noorzahan, Begum, Mst.; Shamsul Baharin, Jamaludin, Prof. Dr.; Kamarudin, Hussin, Brig. Gen. Dato’ Prof. Dr. (Malaysian Invention and Design Society (MINDS), 2010-05-14)
      The world production of Printed Circuit Board (PCB) waste is constantly increasing. It contains 10-25% copper with other metals such as lead, zinc, iron, tin, nickel etc, depending on the source and types of PCB. Copper ...
    • Sphogsorb: Biodegradable Adsorbent for Oil and Grease Trap 

      Saiful Azhar, Saad; Salsuwanda, Selamat; Che Zulzikrami, Azner Abidin; Kamarudin, Hussin, Brig. Gen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Dr.; Abdul Haqi, Ibrahim (Malaysian Invention and Design Society (MINDS), 2007-05-18)
      SphogSORB is a carbon-based absorbent that can encapsulate oil and grease as well as most organic compounds on contact.
    • SphosSORB: Formaldehyde-Impregnated Sphagnum Moss for Adsorption of Oil and Grease 

      Saiful Azhar, Saad; Salsuwanda, Selamat; Che Zulzikrami, Azner Abidin; Kamarudin, Hussin, Brig. Gen. Dato' Prof. Dr.; Khairul Nizar, Ismail, Dr.; Naimah, Ibrahim; Roshasmawi, Abd Wahab (Kementerian Pengajian Tinggi Malaysia (KPTM), 2007-08-10)
      Oil and grease from food service facilities are defined as materials either liquid or solid, composed primarily of oil and grease from animal or vegetable sources. Oil and grease have poor solubility in water and tend to ...
    • Stability of Perlis dolomite under various heating condition 

      Mohd Nazry, Salleh; Khairul Nizar, Ismail; Che Mohd Ruzaidi, Ghazali; Kamarudin, Hussin; Farizul Hafiz, Kasim; Saiful Azhar, Saad; Suhardy, Daud (Universiti Teknologi Mara (UiTM), 2006-12-08)
      Dolomite is a yellowish colored rock that can be found abundantly in Perlis. The rock has been used traditionally either to cover the rural road before it is tarred or to normalize the soil before any crops is planted. ...
    • Strength and microstructural properties of mechanically-activated kaolin geopolymers 

      Cheng, Yong Heah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Mustafa Al Bakri, Abdullah; Mohammed, Bnhussain; Luqman, Musa; Khairul Nizar, Ismail; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Liew, Yun Ming (Trans Tech Publications, 2012-12)
      Kaolin geopolymers exhibit low strength properties due to its plate-like nature which contribute to smaller surface area for geopolymerization reactions. Layered kaolin structure only allows very little, if any, substitution ...
    • Strength of concrete based cement using recycle ceramic waste as aggregate 

      Mohd Mustafa Al-Bakri, Abdullah; Norazian, Mohamed Noor; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohd Arif Anuar, Mohd Salleh; Adila, Abdullah (Trans Tech Publications, 2013)
      The main focus of this research is to study the strength of concrete with ceramic waste as coarse aggregate. The sources of ceramic waste are obtained from the industrial in Malaysia. Presently, in ceramics industries the ...
    • Strength of concrete with ceramic waste and quarry dust as aggregates 

      Mohd Mustafa Al-Bakri, Abdullah; Norazian, Mohamed Noor; Mazlan, Mohamed; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Liyana, Jamaludin (Trans Tech Publications, 2013)
      This research focuses on a study of the strength of concrete with ceramic waste as coarse aggregate and quarry dust as fine aggregate. The sources of ceramic waste and quarry dust are obtained from the industrial in Malaysia. ...
    • Structural, electronic and optical properties in earth-abundant photovoltaic absorber of Cu₂ZnSnS₄ and Cu₂ZnSnSe₄ from DFT calculations 

      Ali Hussain, Reshak, Prof. Dr.; Nouneh, K.; Kityk, I.V.; Jiri, Bila; Auluck, S.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Sekkat, Z. (ESG, 2014)
      DFT analyses of band structure dispersion and of contribution of different anionic sub-groups to the studied electronic structure together with the anisotropy of optical functions were performed for the two promising solar ...
    • Structural, electronic properties and charge density distribution of the LiNaB 4O 7: Theory and experiment 

      Ali Hussain, Reshak, Prof. Dr.; Xuean, Chen; Auluck, Sushil, Dr.; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (Elsevier B.V., 2012-11)
      The title compound was synthesized by employing high-temperature solution reaction methods at 840 °C. Single-crystal XRD analysis showed that it crystallizes in the orthorhombic noncentrosymmetric space group Fdd2, with ...
    • A study of clinker microstructure using scanning electron microscope 

      Mohd Sobri, Idris; Shamsul Baharin, Jamaludin; Che Mohd Ruzaidi, Ghazali; Kamarudin, Hussin; Khairul Nizar, Ismail (Malaysian Institute for Nuclear Technology Research (MINT), 2006-11-29)
      This paper presents a study of clinker microstructure using Scanning Electron Microscope with Energy Dispersive Spectrometer (SEM-EDS). Use of SEM-EDS allows measuring bulk phase abundance and surface areas of the phases, ...
    • A study of comminution-liberation and floatability of Copper from printed circuit boards (PCBs) scrap 

      Aimi Noorliyana, Hashim; Mohd Zaheruddin, Kasmuin; Md Fazlul, Bari; Sri Asliza, Md Amin; Kamarudin, Hussin (Universiti Kebangsaan Malaysia (UKM), 2008-12-03)
      Printed circuit boards (PCBs) were collected from obsolete or defective computers that are the largest source of the kind of waste. PCBs are composed of different materials such as polymers, ceramics and metals. The studies ...
    • A study of comminution-liberation and floatability of Copper from printed circuit boards (PCBs) scrap 

      Aimi Noorliyana, Hashim; Mohd Zaheruddin, Kasmuin; Md Fazlul, Bari; Sri Asliza, Md Amin; Kamarudin, Hussin (Universiti Kebangsaan Malaysia (UKM), 2008-12-03)
      Printed circuit boards (PCBs) were collected from obsolete or defective computers that are the largest source of the kind of waste. PCBs are composed of different materials such as polymers, ceramics and metals. The studies ...
    • Study of concrete using modified polystyrene coarse aggregate 

      Mohd Mustafa Al-Bakri, Abdullah; Zarina, Yahya; Norazian, Mohamed Noor; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Che Mohd Ruzaidi, Ghazali, Prof. Madya; Rafiza, Abdul Razak (Trans Tech Publications, 2013)
      Polymer recycling has received a great deal of attention in recent years. At the present time, small percentages of polymer wastes in Malaysia are being recycled. The recycling process has typically consisted of reprocessing ...
    • A study of liberation and separation process of metals from printed circuit boards (PCBS) scraps 

      Aimi Noorliyana, Hashim; Mohd Zaheruddin, Kasmuin; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr. (Trans Tech Publications, 2013-12)
      Since the metallic elements are covered with or encapsulated by various plastic or ceramic materials on printed circuit boards (PCBs), a pre-treatment process allowing their liberation and separation is first needed in ...