Browsing School of Materials Engineering (Articles) by Title
Now showing items 12-31 of 560
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Band structure, density of states, and crystal chemistry of ZrGa₂ and ZrGa₃ single crystals
(Elsevier, 2013-04)Using FP-LAPW Method we have performed calculations of the band structure of the ZrGa₂ and ZrGa₃ crystals. The all-electron full potential linearized augmented plane wave method was used to solve the Kohn Sham DFT equations. ... -
Bicolor laser stimulated elastooptical effect in the 2-cyclooctylamino-5-nitropyridine-C70 system
(Springer, 2013-01)For the first time the piezooptical effect has been observed in the 2-cyclooctylamino-5-nitropyridine doped with intermolecular strong acceptor—fullerene C70. The observed effect may be used for optically operated ... -
Biodegradability analysis of KBF reinforced poly (lactic acid) biocomposites
(Trans Tech Publications, 2012)Poly (lactic acid) (PLA) and kenaf bast fiber (KBF) were melt-blended using brabender into films in the PLA/KBF ratios of 100/0, 90/10, 70/30 and 50/50 for natural soil burial test. This formulation was used to study the ... -
Bismuth in gallium arsenide: Structural and electronic properties of GaAs 1-xBi x alloys
(Elsevier Inc., 2012-02)The structural and electronic properties of cubic GaAs 1-xBi x alloys with bismuth concentration 0.0, 0.25, 0.50, 0.75 and 1.0 are studied using the 'special quasi-random structures' (SQS) approach of Zunger along with the ... -
A brief review of layered rock salt cathode materials for lithium ion batteries
(Trans Tech Publications, 2013)Nowadays, many researchers have been studying on the layered rock salt-type structure as cathode materials for the lithium ion batteries. LiCoO2 is the most commonly used cathode material but Co is costly and toxic. Thus, ... -
Calcined kaolin geopolymeric powder: Influence of water- to geopolymeric powder ratio
(Trans Tech Publications, 2012-07)This paper describes the synthesis of calcined kaolin geopolymeric powder from the alkaline activation of calcined kaolin followed by solidification and pulverizing process. The geopolymeric powder was used by just adding ... -
Calculation of the lattice constant of hexagonal compounds with two dimensional search of equation of state and with semilocal functionals a new package (2D-optimize)
(Elsevier B.V., 2013-04-05)A new package for calculating lattice constants and equation of state for hexagonal and tetragonal structure is released. We call it as 2D-optimize. The new package is compatible with the highly accurate all-electron ... -
Case Carburizing Behaviour of Sintered Phosphorus-Containing Ternary Ferrous Powder Compacts
(Z.H. College of Engineering and Technology, Aligarh Muslim University, India, 1983)The carburizing response of sintered compacts of iron containing phosphorus (0.6%), nickel or molybdenum (2% to 4%) and copper (2% to 4%) has been studied. Hardness variation from case to core was measured for sintered and ... -
Characterization and phase evolution of cordierite based glass synthesis from pure oxide and minerals
(Trans Tech Publications, Switzerland, 2011)α Cordierite is very important phase in MgO-Al2O 3-SiO2 system because of their very outstanding thermal, chemical and electrical properties. In this presents study non-stoichiometry cordierite (MgO:Al2O3:SiO2 = 3:1.5:5) ... -
Characterization and properties of recycled Polypropylene/Coconut shell powder composites: effect of Sodium Dodecyl sulfate modification
(Taylor and Francis Group, LLC., 2013-02-03)This research work focuses on the utilization of coconut shell powder (CSP) as filler in recycled polypropylene (rPP). Sodium Dedecyl Sulfate (SDS) was used as coupling agent in these composites. The effect of filler content ... -
Characterization of Co-Cr-Mo (F-75) alloy produced by solid state sintering
(Trans Tech Publications, Switzerland, 2011)This research was carried out to fabricate and characterize Co-Cr-Mo (F-75) alloy. The samples have been prepared via solid state sintering. The lab work comprises the mixing of F-75 alloy powder with 2 wt. % of binder. ... -
Characterization of Cu2O thin films with addition of additive prepared by sol-gel spin coating process
(Universiti Putra Malaysia, 2010)Cuprous Oxide (Cu2O) thin films were formed onto indium tin oxide (ITO) coated glass substrate by sol-gel spin coating technique using different additives namely polyethylene glycol and ethylene glycol. It was found that ... -
Characterization of different additives of sintered cobalt F-75 alloy in biomaterial applications
(Trans Tech Publications, 2014)A Co-Cr-Mo (ASTM CoF-75) alloy is normally used because of their good in physical, mechanical, wear and as well as biocompatibility. In order to obtain similarity chemical structure of bone, addition of HAP or TCP into ... -
Characterization of LUSI mud volcano as geopolymer raw material
(Trans Tech Publications, 2012)The mud of mud volcano samples were collected from an eruption site named 'LUSI' (Lumpur "mud" -Sidoarjo), East Java, Indonesia for characterization. Analysis showed that, the major constituents of mud are SiO 2 and Al 2O ... -
Characterization of porous aluminum fabricated via sintering- dissolution process (SDP)
(Trans Tech Publications, 2013)Porous metals that have open pores structure with low density and light weight properties are suitable to be used in many engineering applications. In this work, the porous aluminum was fabricated via sintering dissolution ... -
Characterization of Sn-3.5Ag-1.0Cu lead-free solder prepared via powder metallurgy method
(Scientific.Net, 2012-04-12)The toxicity in the Sn-Pb solder has promoted the development of Pb-free solder in the electronics industries. Among the Pb-solders, the Sn-3.5Ag-1.0Cu solder is considered a potential replacement and being studied by many ... -
Characterizations on the effect of processing of polymers blend with petroleum coke (part I)
(Trans Tech Publications, 2013)Global demand for plastics has grown significantly over the past decades, and will continue to expand with rising income levels in emerging economies; a number of approaches have been used to recycle polymer waste. While ... -
Chemical modification of chitosan-filled polypropylene (PP) composites: The effect of 3-aminopropyltriethoxysilane on mechanical and thermal properties
(Taylor & Francis Group, 2011-01)Chitosan was used as filler in polypropylene (PP) polymer. In order to improve compatibility between chitosan and PP, chitosan was chemically modified with 3-aminopropyltriethoxysilane (3-APE). The results show that the ... -
Chiral optofluidics: gigantic circularly polarized light enhancement of all-trans-poly(9,9-di-n-octylfluorene-2,7-vinylene) during mirror-symmetry-breaking aggregation by optically tuning fluidic media
(RSC Publishing, 2012-08-14)Here we report the first chiral optofluidic system that enables the emergence and enhancement of chiroptical signals of μm-sized polymer particles from achiral all-trans-poly(9,9-di-n-octylfluorene-2,7-vinylene) (PFV) ... -
Chitosan/corn cob biocomposite films by cross-linking with glutaraldehyde
(North Carolina State University, 2013-05)Corn cob (CC) was used as a filler in chitosan (CS) biopolymer films. The effect of glutaraldehyde (GLA) as a crosslinking agent was studied in an effort to improve the properties of CS/CC biocomposite films prepared via ...