International Journal of Materials Science and Applications

Volume 4, Issue 5, September 2015

  • Electrical Properties of Electrorefined Nanostructured Lead (Pb) for Enhancing Radiation Safety

    El-Sayed M. El-Refaie, El-Gamel Amal A., A. H. Gepreel Mohamed, Kandil M., Hussein A. Z.

    Issue: Volume 4, Issue 5, September 2015
    Pages: 283-287
    Received: 19 July 2015
    Accepted: 30 July 2015
    Published: 10 August 2015
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    Abstract: The electrical properties of lead (Pb) nanopowder (metal) produced by “Direct Electrorefining” technique of secondary lead slag are investigated in this study. The morphology and shape of the nanostructure lead powder were examined using a scanning electron microscope (SEM). The particles size is confirmed using a transmission electron microscope (... Show More
  • Residual Stresses in Transparent Glassceramics and Their Evolution During Step-by-Step Annealing

    Igor Matyash, Irina Minailova, Boris Serdega, Volodymyr Maslov, Nataliya Kachur

    Issue: Volume 4, Issue 5, September 2015
    Pages: 288-292
    Received: 3 August 2015
    Accepted: 17 August 2015
    Published: 24 August 2015
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    Abstract: Non-homogeneous cooling of glassceramics in the process of manufacturing brings about residual thermal stresses in bulk. Their evolution under annealing has been investigated by means of the method of modulation polarimetry. A 2D image enabled us to obtain tomograms of the distribution describing the value and sign of the uniaxial stress in the sam... Show More
  • Antibacterial Silver Embedded Nanofibers for Water Disinfection

    Thanaa Shalaby, Ola Mahmoud, Affaf Al-Oufy

    Issue: Volume 4, Issue 5, September 2015
    Pages: 293-298
    Received: 3 August 2015
    Accepted: 14 August 2015
    Published: 26 August 2015
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    Abstract: Anti-microbial nanofibers can be synthesized by incorporating nanobiocides such as silver nanoparticles into nanofibers. Bacterial contamination of water is a serious public health concern because it causes numerous diseases and some aesthetic problems such as malodor in water. Durable antibacterial Ag/polyacrylonitrile (Ag/PAN) hybrid nanofibers w... Show More
  • Controllable Fabrication of BC Based on Time Growth

    S. Morteza Zendehbad

    Issue: Volume 4, Issue 5, September 2015
    Pages: 299-302
    Received: 6 July 2015
    Accepted: 20 August 2015
    Published: 29 August 2015
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    Abstract: Bacterial cellulose (BC) is produced by some kind of acetic acid bacteria. BC demonstrates unique properties, including upward mechanical strength, superior crystallinity, high-water holding and elevated porosity, which make it every useful biomaterial in many different progressive processes. Nowadays, several research areas in industrial zones are... Show More
  • Interactions Between Sodium Ion and Constituents of Chitosan: DFT Study

    Marwa Emmanuel, Alexander Pogrebnoi, Tatiana Pogrebnaya

    Issue: Volume 4, Issue 5, September 2015
    Pages: 303-313
    Received: 8 August 2015
    Accepted: 19 August 2015
    Published: 3 September 2015
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    Abstract: Glucosamine and acetylglucosamine are the constituents of chitosan and chitin natural biopolymers. In the present study, the structure and properties of the D-glucosamine monomer (A), N-acetylglucosamine monomer (B), and ion-molecular adducts with Na+ cation have been explored. The equilibrium geometrical structure, vibrational spectra of the speci... Show More
  • Vibrational and Electronic Spectra of Natural Dyes Constituents for Solar Cell Application: DFT and TDDFT Study

    Joseph Makuraza, Tatiana Pogrebnaya, Alexander Pogrebnoi

    Issue: Volume 4, Issue 5, September 2015
    Pages: 314-324
    Received: 17 August 2015
    Accepted: 30 August 2015
    Published: 9 September 2015
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    Abstract: Selected constituents of natural dyes, phenol, 1,2-benzoquinone, 1,4-benzoquinone, 1,4-naphthoquinone, and 9,10-anthraquinone have been studied theoretically using the density functional theory and time-dependent density functional theory. The vibrational and electronic spectra have been computed with 6-311++G(d,p) basis set. It was found that 1,2-... Show More
  • A Review of Silver Nanoparticles: Synthesis Methods, Properties and Applications

    Jun Natsuki, Toshiaki Natsuki, Yoshio Hashimoto

    Issue: Volume 4, Issue 5, September 2015
    Pages: 325-332
    Received: 28 August 2015
    Accepted: 19 September 2015
    Published: 29 September 2015
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    Abstract: In recent years, nanoparticles of noble metals such as gold, silver and palladium have drawn immense attention due to the wide range of new applications in various fields of industry. Particularly, silver nanoparticles have significant interest in medical applications such as very effective antibacterial agents without the toxic effects, and indust... Show More
  • Corrosion of Heat Treated Electroless-Ni Plated Mild Carbon Steels in Dilute H2SO4

    Olawale Olarewaju Ajibola, Abdullahi O. Adebayo, Daniel Toyin Oloruntoba

    Issue: Volume 4, Issue 5, September 2015
    Pages: 333-342
    Received: 5 August 2015
    Accepted: 14 August 2015
    Published: 16 October 2015
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    Abstract: The corrosion of heat-treated Electroless-Nickel (EN) plated mild carbon steel (MCS) in dilute H2SO4 is investigated and reported in the study. The MCS samples were electroless-Ni plated in alkaline Nimudeen 850. EN plated samples were soaked at different selected temperatures between 150-370 °C at constant time. The weight loss of the specimen... Show More
  • Effect of Aggregate Properties on the Crushing Strength of Concrete

    Mishuk Bhattacharjee, Md. Arifur Rahman, Muhammad Ashrafuzzaman, Shovon Barua

    Issue: Volume 4, Issue 5, September 2015
    Pages: 343-349
    Received: 15 September 2015
    Accepted: 7 October 2015
    Published: 30 October 2015
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    Abstract: This paper studied the effect of aggregate properties on the crushing strength of concrete. In order to achieve the study objective, three types of coarse aggregates, brick khoa, shingles stone, and black stone were used to test. And the test results show that concrete made from black stone has the highest workability followed by shingles stone & b... Show More
  • Production of Emulsion House Paint Using Polyvinyl Acetate and Gum Arabic as Binder

    Surajudeen Abdulsalam, Zebulu Dauma Maiwada

    Issue: Volume 4, Issue 5, September 2015
    Pages: 350-353
    Received: 6 October 2015
    Accepted: 20 October 2015
    Published: 31 October 2015
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    Abstract: In view of the high cost of paints as a result of importation of raw materials and the need to use our locally available raw materials for economic and industrial developments, a study was carried out for the production of emulsion house paint by supplementing imported synthetic binder (polyvinyl acetate, PVA) with a locally available binder (gum A... Show More
  • Analysis of Physical, Thermal, and Structural Properties of Biofield Energy Treated Molybdenum Dioxide

    Mahendra Kumar Trivedi, Rama Mohan Tallapragada, Alice Branton, Dahryn Trivedi, Gopal Nayak, Omprakash Latiyal, Snehasis Jana

    Issue: Volume 4, Issue 5, September 2015
    Pages: 354-359
    Received: 7 October 2015
    Accepted: 19 October 2015
    Published: 16 November 2015
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    Abstract: Molybdenum dioxide (MoO2) is known for its catalytic activity toward reforming hydrocarbons. The objective of this study was to evaluate the effect of biofield energy treatment on physical, thermal, and structural properties in MoO2. The MoO2 powder sample was divided into two parts, one part was remained as untreated, called as control, while the ... Show More
  • Equation Chapter 1 Section 1 Distillation of Two-Photon Entanglement by Anisotropic Metamaterial

    Yunxia Dong

    Issue: Volume 4, Issue 5, September 2015
    Pages: 360-363
    Received: 18 November 2015
    Published: 18 November 2015
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    Abstract: By using the Green-function approach to the quantization of the electromagnetic field, the procrustean distillation for quantum entanglement by the anisotropic magnetodielectric metamaterial has been proposed. We study the distillation of the non-maximally entangled pure states by a single layer of the anisotropic magnetodielectric metamaterial. Th... Show More
  • Pulsed Laser Deposition Methods Made Aluminum Doped ZnO Conductive Films

    Shuang Liu, Wei Wang

    Issue: Volume 4, Issue 5, September 2015
    Pages: 364-367
    Received: 1 December 2015
    Published: 1 December 2015
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    Abstract: Zinc Oxide is a novel semiconductor compound of II-VI group of the 3.37eV band gap. At room temperature, its exciton binding energy is 60 meV, which is one of the most potential light emitting devices in the field of ultraviolet. This experiment, using pulsed laser deposition, prepareing ZnO conductive films doping Al2O3 on silicon substrates and a... Show More
  • Microwave Dielectric Properties of Low-Loss (1-x) Ca0.6Sm0.267TiO3–xSmAlO3 Ceramics

    Xu Wang, Renli Fu, Yue Xu

    Issue: Volume 4, Issue 5, September 2015
    Pages: 368-370
    Received: 3 December 2015
    Published: 3 December 2015
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    Abstract: A novel compositions in the (1-x) Ca0.6Sm0.267TiO3–xSmAlO3 system were prepared via conventional mixed oxide route in order to modify the postive temperarure coefficient of resonnant frequency(ôf) of Ca0.6Sm0.267TiO3.The microwave dielectric properties and phase composition of this system ceramics were investigated. X-ray powder diffraction results... Show More