Browsing Journal Articles by Title

Now showing items 1937-1956 of 3156

    • 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 and micro porous GaN characterization using image processing method 

      Ahmed, Naser Mahmoud; Ramizy, Asmiet; Hassan, Z.; Ali, Amer; Khalib, Omar; Yarub, Al-Douri, Prof. Madya Dr. (Elsevier GmbH, 2012-06)
      This work reports the fabrication of porous N-GaN structures and their quantitative structural characteristic study based on mathematical morphology analysis using scanning electron microscope (SEM) images. The evaluation ...

    • 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-ceramics Ti3SiC2 Max phase reinforced single walled carbon nanotubes by spark plasma sintering 

      Bendjemil, Badis; Bougdira, Jamal; Zhang, Faming; Burkel, Eberhard (Universiti Malaysia Perlis (UniMAP), 2017)
      Ceramics titanium silicon carbide Ti3SiC2 Max phase was rapidly synthesised and simultaneously consolidated by spark plasma sintering at which the extensive volume expansion occurred as a function of the temperature from ...

    • Nano-Particle doped polymers to improve contact lenses optical quality 

      Lina, M. Shaker; Ali, H. Al-Hamdani; Ahmed, A. Al-Amiery (Universiti Malaysia Perlis, 2020-01)
      Polymer-based nanocomposites exhibit different optical virtues such as high refractive index (RI), Abbe number (νd) and visible light transmittance (T %) above 90%. These hybrid materials attract more interest in ...

    • 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 ...

    • Nanocrystalline diamond electrolyte-gates in field effect transistor for a prolific aptasensing HIV-1 Tat on hydrogen-terminated surface 

      Nurul Atiqah, Ahmad; Ruslinda, A. Rahim; Bohuslav, Rezek; Alexander, Kromka; Nur Syakimah, Ismail; Subash Chandra Bose Gopinath; Tibor, Izak; Vaclav, Prochazka; Fatin Nabilah, Mohd Faudzi; Azrul Syafiq, Zainol Abidin; Nur Nasyifa, Mohd Maidizn (Universiti Malaysia Perlis (UniMAP), 2020-04)
      Nanocrystalline diamonds have recently gained great attention to circumvent the current hurdles, with their appealing properties such as high-surface-area to volume ratio, low-background current, wide potential window, ...

    • 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 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 ...

    • Nanoindentation of graphene reinforced epoxy resin as a conductive ink for microelectronic packaging application 

      Maizura, Mokhlis; Mohd Azli, Salim; Nor Azmmi, Masripan; Adzni, Md. Saad; Mohd Nizam, Sudin; Ghazali, Omar; Caridi, Francesco (Universiti Malaysia Perlis (UniMAP), 2020-05)
      Conductive ink is a special type of ink which allows current to flow through the ink. There are several varieties of conductive inks in the market and it is crucial to choose a suitable ink for the electronic applications. ...

    • 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 ...

    • Nanoscale graphene nanoparticles conductive ink mechanical performance based on nanoindentation analysis 

      Hartini, Saad; Mohd Azli, Salim; Nor Azmmi, Masripan; Adzni, Md. Saad; Feng, Dai (Universiti Malaysia Perlis (UniMAP), 2020-05)
      Common conductive inks can be classified into three categories, which are noble metals, conductive polymers and carbon nanomaterials. Carbon nanomaterials offer many potential opportunities to be applied in printed and ...

    • Nanoswitch-based on ring-opening of 1,3-cyclohexadiene molecule 

      D., Sergeyev (Universiti Malaysia Perlis (UniMAP), 2021-01)
      In the framework of the density functional theory, in combination with the method of non-equilibrium Green functions (DFT+NEGF), electric transport characteristics of nanoswitch-based on ring opening of the 1,3-cyclohexadiene ...

    • Nanotechnology development in Malaysia: current status and implementation strategy 

      Uda, Hashim; Shahrir, Salleh; Elley Nadia, Elliazir (Universiti Malaysia Perlis, 2008)
      Nanotechnology development offers the promise of advances within and connections across many disciplines-biology, chemistry, physics, materials science and engineering. Determination of the critical success factors in ...

    • Nanowire formation for single electron transistor using SEM based Electron Beam Lithography (EBL) technique: Positive tone vs negative tone e-beam resist 

      Mohammad Nuzaihan, Md Nor; Uda, Hashim; Nur Hamidah, Abdul Halim; Bajuri, S. N M (Nano Science and Technology Institute, 2006)
      Experimental studies of nanowires formation are carried out by using Scanning Electron Microscope Based Electron Beam Lithography (EBL) Technique with critical dimensions in less than 100nm. In order to complete the design ...