Browsing Researchers by Title

Now showing items 2140-2159 of 3482

    • Multivariate prediction model for early detection and classification of bacterial species in diabetic foot ulcers 

      Azian Azamimi, Abdullah; Nurlisa, Yusuf; Mohammad Iqbal, Omar@Ye Htut, Assoc. Prof. Dr.; Ammar, Zakaria; Latifah Munirah, Kamarudin; Ali Yeon, Md Shakaff, Prof. Dr.; Abdul Hamid, Adom, Prof. Dr.; Maz Jamilah, Aznan (Atlantis Press, 2014)
      Many diabetic patients eventually develop foot ulcers are at risk for further infection and subsequent amputation if they are not treated promptly. Hence, this study is focused on identifying wild type strain bacteria and ...

    • 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 ...

    • NaAuS chicken-wire-like semiconductor: electronic structure and optical properties 

      Ali Hussain, Reshak, Prof. Dr.; Saleem Ayaz, Khan; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Jiri Bila (Elsevier, 2014-01)
      The electronic structure, charge density and optical properties of NaAuS a chicken-wire-like semiconductor was calculated using full potential linear augmented plane wave based on density functional theory. The Ceperley-Alder ...

    • Nano geopolymer for sustainable concrete using fly ash synthesized by high energy ball milling 

      Mohd Mustafa Al-Bakri, Abdullah; Kamarudin, Hussin, Brig. Jen. Dato' Prof. Dr.; Mohamed, Bnhussain, Prof. Dr.; Liyana, Jamaludin; Che Mohd Ruzaidi, Ghazali, Prof. Madya (Trans Tech Publications, 2013)
      This paper presents the development of a nano geopolymer for sustainable concrete using fly ash synthesized by high-energy ball milling. In this paper, we report on our investigation of the effects of grinding on the binder ...

    • Nano patterning of cone dots and nano constrictions of negative e-beam resist for single electron transistor fabrication 

      Sutikno, Madnasri; Uda, Hashim; Zul Azhar, Zahid Jamal (Springer New York, 2007-12)
      We present an optimization of nano dot of negative tone e-beam resist which is a very important step in single electron transistor fabrication process. The optimum design of dot and nano constriction plays a significant ...

    • Nano-satellite Attitude Control System 

      Muhyi, Yaakop; Sazali, Yaacob, Prof. Dr.; Abdul Rahman, Mohd Saad; Zaridah, Mat Zain; Paulraj, Murugesa Pandiyan, Assoc. Prof. Dr.; Muthusamy, Hariharan; Ramachandran, Nagarajan, Prof. Dr.; Soh, Warren Kay; Ahmad Sabirin, Arshad (Universiti Malaysia Perlis (UniMAP)Pejabat Timbalan Naib Canselor (Penyelidikan dan Inovasi), 2009-12)
      A satellite maneuvers through orbit with the use of an attitude control system (ACS) to stay on course and always pointing towards earth reference. This maximizes the solar cell-sun and camera-earth coverage, a process ...

    • Nano-silver microcavity enhanced UV GaN light emitter 

      Naser Mahmoud, Ahmed; Zaliman, Sauli; Uda, Hashim; Zul Azhar, Zahid Jamal (Inderscience Enterprises Limited, 2009)
      We report results of measurements that help to clarify the role of silver in the reflection of UV emission light from GaN. A GaN as an active layer was sandwiched between two silver metal reflectors. GaN layer on sapphire ...

    • Nano-WS2 embedded PES membrane with improved fouling and permselectivity 

      Jiuyang, Lin; Ruixin, Zhang; Wenyuan, Ye; Nora, Jullok; Sotto, Arcadio; Bruggen, Bart Van der (Elsevier Inc., 2013)
      The application of nanoparticles as additives in membrane synthesis for improving the resistance of membranes against fouling has triggered recent interest in new membrane types. However, most nanoparticle-enhanced membranes ...

    • Nanobioprobe for the determination of pork adulteration in burger formulations. 

      Md. Eaqub, Ali; Shuhaimi, Mustafa, Assoc. Prof Dr.; Uda, Hashim, Prof. Dr.; Yaakob, Che Man, Prof. Dr; Foo, Kai Loong (Hindawi Publishing Corporation, 2012)
      We report the development of a swine-specific hybrid nanobioprobe through a covalent integration of a fluorophore-labeled 27-nucleotide AluI-fragment of swine cytochrome b gene to a 3nm gold nanoparticle for the determination ...

    • Nanobiosensor for the detection and quantification of pork adulteration in meatball formulation 

      Md. Eaqub, Ali, Dr.; Uda, Hashim, Prof. Dr.; Shuhaimi, Mustafa; Yaakob, Che Man; Tijjani Adam, Shuwa; Qazi Muhammad, Humayun (Taylor & Francis, 2014)
      A 27-nucleotide AluI fragment of swine cytochrome b (cytb) gene was integrated to 3-nm diameter citrate–tannate-coated gold nanoparticles to fabricate a species-specific nanobiosensor. The biosensor was applied to authenticate ...

    • Nanobiosensor for the detection and quantification of specific DNA sequences in degraded biological samples 

      M. E., Ali; Uda, Hashim, Prof. Dr.; Shuhaimi, Mustafa; Yaakob, Che Man, Dato' Dr.; M. H. M., Yusop (Springer-Verlag, 2011-06-20)
      A 27-nucleotide AluI fragment of swine cytochrome b (cytb) gene was integrated to a 3-nm diameter citrate- tannate coated gold nanoparticle to fabricate a species specific nanobiosensor. The biosensor was applied to ...

    • NanoDNA chip for the detection of porcine derivatives in halal products 

      Md. Eaqub, Ali; Uda, Hashim, Prof. Dr.; Md. Fazlul, Bari, Dr. (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      Pig (Sus scrofa) mitochondrial genome was analyzed for AluI sites by NEB cutter version 2 and REBASE softwares. Out of 66 AluI fragments, five were selected as probes for the construction of porcine mitochondrial DNA ...

    • Nanoelectrode chrome photomask design and specification for biosensor fabrication 

      Balakrishnan, Sharma Rao; Uda, Hashim, Prof. Dr. (Trans Tech Publications, 2013)
      This paper explains the most crucial part of any microchip fabrication, which is the mask design for photolithography process. The design is initially sketched roughly to meet the design specification and later on designed ...

    • Nanogap Biosensor 

      Arinah, Ab Rahman; Muhamad Emi Azri, Sohini (Universiti Sains Malaysia, 2010-05-26)
      A biosensor is commonly defined as an analytical device that uses a biological recognition system to target molecules or macromolecules. Biosensors can be coupled to a physiochemical transducer that converts this recognition ...

    • Nanogap biosensor development for DNA immobilization and hybridization detection 

      Th. S., Dhahi; Uda, Hashim; N. M., Ahmed; A., Mat Taib (Universiti Malaysia Pahang, 2009-06-20)
      In the past two decades, the biological and medical fields have seen great advances in the development of biosensors and biochips capable of characterizing and quantifying biomolecules. To understand the important ...

    • Nanogap Dielectric Biosensor for label free DNA Hybridization detection 

      Uda, Hashim; Muhamad Emi Azri, Shohini; Harbant, Singh (Universiti Malaysia Perlis, 2007)
      Sensors based on nanogap capacitance changes are being developed for genomic and proteomic applications because they offer label-free detection on platforms amenable to high throughput configurations. This paper presents ...

    • Nanogap Dielectric Capacitor for Label Free Bio-Molecules Detection 

      Uda, Hashim, Prof. Dr.; Asmah, Mat Taib; Azizullah, Saifullah; Muhammad Emi, Azri Shohini; Thikra, S. Dhahi (Malaysian Invention and Design Society (MINDS), 2010-05-14)
      This research demonstrating that nanogap biosensor was fabricated by standard CMOS technologies function as extremely sensitive and selective biosensor for biomolecular detection and medical diagnostic application using ...

    • Nanoherbals in Human Healthcare: A Proposed Research and Development Roadmap II 

      S., Ahmad; Uda, Hashim (Universitas Gadjah Mada, 2012)
      Bioactive secondary metabolites derived from herbs are examined for their suitability of conversion into nanoforms having flexible morphological controls, surface stabilizations and surface functionalization. This can lead ...

    • Nanoparticle sensor for label free detection of swine DNA in mixed biological samples 

      M. E., Ali; Uda, Hashim, Prof. Dr.; S., Mustafa; Y. B., Che Man; M. H. M., Yusop; Mohd Fazalul, Bari; Kh. N., Islam; M. F., Hasan (IOP Publishing Ltd., 2011-05-13)
      We used 40 5nm gold nanoparticles (GNPs) as colorimetric sensor to visually detect swine-specific conserved sequence and nucleotide mismatch in PCR-amplified and non-amplified mitochondrial DNA mixtures to authenticate ...

    • Nanoparticle sensor for label free detection of swine DNA in mixed biological samples 

      Ali, M.E; Uda, Hashim, Prof. Dr.; S., Mustafa; Y. B., Che Man; M. H. M., Yusop; Mohd Fazlul, Bari, Dr.; Kh. N., Islam; M. F., Hasan (IOP Publishing Ltd, 2011-05-13)
      We used 40 ± 5 nm gold nanoparticles (GNPs) as colorimetric sensor to visually detect swine-specific conserved sequence and nucleotide mismatch in PCR-amplified and non-amplified mitochondrial DNA mixtures to authenticate ...