Báo cáo vật lý: "Preliminary Studies for Production of Fatty Acids from Hydrolysis of Cooking Palm Oil Using C. rugosa Lipase" pot

Báo cáo khoa học: Metabolic pathway that produces essential fatty acids from polymethylene-interrupted polyunsaturated fatty acids in animal cells pot

... Authors Journal compilation ê 2007 FEBS Metabolic pathway that produces essential fatty acids from polymethylene-interrupted polyunsaturated fatty acids in animal cells Tamotsu Tanaka1, Jun-ichi ... acid.Involvement of peroxisomal b-oxidation in thechain shortening of C20PMI-PUFAsIt is known that peroxisomal b-oxidation of long-chain fatty acids in animals results in chain shortening ... pathway exists in human cells. However, the fact that peroxi-somal retroconversion of long-chain fatty acids such as24:6 is known to occur in humans cells [33] indicates that the metabolic pathway...

Báo cáo hóa học: " Research Article Sensitivity-Based Pole and Input-Output Errors of Linear Filters as Indicators of the Implementation Deterioration in Fixed-Point Context Thibault Hilaire1 and Philippe Chevrel2" pot

... Advances in Signal Pr ocessingVolume 2011, Article ID 893760, 15 pagesdoi:10.1155/2011/893760 Research Ar ticleSensit ivity-Based Pole and Input-Output Errors of Linear Filters as Indicators of the ... animportant practical interest in the context of robust controltheory [30], when considering the model uncertainties of the process or even of the controller in the sense of FWL implementation [1].Let ... has two separateorigins, corresponding to the quantization of the embeddedcoeﬃcients and the round-oﬀ errors occurring during the computations. They can be formalized as parametric errors and...

Báo cáo vật lý: "Analysis of Trace Elements in Teeth by ICP-MS: Implications for Caries" pptx

... Trace Elements in Teeth: Implication for Caries 2 teeth has been suggested as being indicative of Pb toxicity.5,9 Here, we have investigated the importance of the location of trace elements ... carious teeth than in those with healthy teeth. Keywords: ICP-MS, teeth, trace elements, caries, teeth pulps 1. INTRODUCTION Biomonitoring of trace elements in human teeth has become ... elements in the teeth have been previously demonstrated.1 Trace elements can be ingested by humans via different routes, including ingestion in the food and water or by deliberate consumption of...

Báo cáo vật lý: "Electrochemical Studies of Mild Steel Corrosion Inhibition in Aqueous Solution by Uncaria gambir Extract" doc

... Electrochemical Studies of Mild Steel Corrosion Inhibition 8 Table 4: Corrosion parameters for mild steel in aqueous solution with absence and presence of various pH of 150 ppm ethyl acetate extracts of ... Electrochemical Studies of Mild Steel Corrosion Inhibition 6  Figure 1: The relation between percentage of inhibition with concentration of ethyl acetate extract of U. gambir. Conc. (ppm) Inhibition ... inhibitive effect of ethyl acetate extract of U. gambir as a green corrosion inhibitor of mild steel in aqueous solution. The assessment of the corrosion behaviour was studied using weight loss...

Báo cáo vật lý: "Protonation and Complexation Approaches for Production of Protic Eutectic Ionic Liquids" ppsx

... processes for commercial and inexpensive ILs and can therefore be used for industrial application. Production of Protic Eutectic Ionic Liquids 16 reserved for ionic melts with melting points ... modification of cellulose in ionic liquids. J. Mol. Liq., 142, 1–5. Journal of Physical Science, Vol. 21(1), 15–28, 2010 15 Protonation and Complexation Approaches for Production of Protic Eutectic ... 1168–1178. Production of Protic Eutectic Ionic Liquids 24 Table 6: PEILs melting points as determined from DSC data for 1:2 molar ratio of hydrochloride salt:urea and 1:1 molar ratio of hydrochloride...

Báo cáo vật lý: "EFFECTS OF Si, Al2O3 AND SiC SUBSTRATES ON THE CHARACTERISTICS OF DBRS STRUCTURE FOR GaN BASED LASER" ppsx

... of Physical Science, Vol. 17(2), 151–159, 2006 151 EFFECTS OF Si, Al2O3 AND SiC SUBSTRATES ON THE CHARACTERISTICS OF DBRS STRUCTURE FOR GaN BASED LASER N.M. Ahmed*, M.R. Hashim and ... number of layers. However, MOVPE process parameters for the GaN on alternative substrates need further optimization to reach the quality of GaN layer grown on different substrates (Si, SiC and ... sapphire influencing the GaN device quality and therefore makes commercialization for the GaN devices difficult. The lattice mismatch between 6H SiC and GaN is only 3.3% but SiC substrate has...

Báo cáo vật lý: "PREPARATION OF SELENIUM-DOPED ACTIVATED CARBON AND ITS UTILIZATION FOR IMPROVING THE QUALITY OF USED COCONUT OIL" pps

... The MAC (2.5% (w/w) Se /activated carbon) was prepared and can be applied to improve the quality of used coconut oil. Treatment of used coconut oil with MAC was effective in regenerating the ... AC. The pore size determination showed a distribution of 63.88% mesopore and 36.12% micropore. Several key quality indicators of the oil were determined for the used coconut oil before and ... in the range of 0.0%–8.0% is also found.1 The small quantity of the UFA is responsible for the relatively high resistance of the oil to oxidation.2 The UFA easily form peroxides in the...

Báo cáo vật lý: "ATTENUATION STUDIES ON DRY AND HYDRATED CROSS-LINKED HYDROPHILIC COPOLYMER MATERIALS AT 8.02 TO 28.43 keV USING X-RAY FLUORESCENT SOURCES" ppt

... fat, 75% muscle), Breast 2 as Journal of Physical Science, Vol. 18(1), 23–32, 2007 23 ATTENUATION STUDIES ON DRY AND HYDRATED CROSS-LINKED HYDROPHILIC COPOLYMER MATERIALS AT 8.02 TO 28.43 ... to be used as breast phantom materials since they can be made to have similar elemental composition as that of body soft tissues. Photon attenuation measurements were performed on dry and hydrated ... experiment was to determine the mass attenuation coefficients of dry and hydrated hydrophilic copolymer materials, in the mammographic energy range. 2. MATERIALS AND METHOD 2.1. Copolymer...

Báo cáo vật lý: "WATER QUALITY RESPONSE TO CLEAR FELLING TREES FOR FOREST PLANTATION ESTABLISHMENT AT BUKIT TAREK F.R., SELANGOR" doc

... 2007 33 WATER QUALITY RESPONSE TO CLEAR FELLING TREES FOR FOREST PLANTATION ESTABLISHMENT AT BUKIT TAREK F.R., SELANGOR Marryanna, L.*, Siti Aisah, S. and Saiful Iskandar, K. Forest Research ... carried out at Bukit Tarek F.R., Kerling Selangor with the establishment of forest plantation. Seven years of water quality data were analysed to determine the effects of forest clear felling and ... C2 and C3 Catchment Before clear felling During clear felling After clear felling (1996–1998) (1999–2000) (2001–2002) Water Quality Response to Clear Felling Trees 42 a filter to minimize...

Báo cáo vật lý: "MORPHOLOGY STUDIES OF POROUS GaP, SYNTHESIZED BY LASER-INDUCED ETCHING" pdf

... Science, Vol. 18(1), 103–116, 2007 103 MORPHOLOGY STUDIES OF POROUS GaP, SYNTHESIZED BY LASER-INDUCED ETCHING Khalid M. Omar School of Physics, Universiti Sains Malaysia, 11800 USM Pulau ... this work, we study the surface morphology of porous layers obtained by laser-induced etching of n-type GaP (100) substrates. The morphology of porous gallium phosphide layers changes rapidly ... Figure 4: SEM images of LIE synthesized porous GaP at laser power density of 6 W/cm2 for (a) 5 min, (b) 10 min, and (c) 15 min irradiation time Morphology Studies of Porous GaP 106 The samples...

Báo cáo vật lý: "AN ANFIS-BASED PREDICTION FOR MONTHLY CLEARNESS INDEX AND DAILY SOLAR RADIATION: APPLICATION FOR SIZING OF A STAND-ALONE PHOTOVOLTAIC SYSTEM" ppsx

... PREDICTION FOR MONTHLY CLEARNESS INDEX AND DAILY SOLAR RADIATION: APPLICATION FOR SIZING OF A STAND-ALONE PHOTOVOLTAIC SYSTEM A. Mellit1,2, A. Hadj Arab2,3 and S. Shaari4* 1Department of ... thank the Director of the ONM (Office of National Meteorology of Algiers), for making available the database of solar radiation data for different sites, and Prof. A. Guessoum (Head of Signal ... and Management, 47, 2441–2450. 14. Mohandes, M., Balghonaim Kassas, A. , Rehman, M.S. & Halawani, T.O. (2000). Use of radial basis functions for estimating monthly mean daily solar radiation,...

Báo cáo vật lý: "Synthesis and Characterization of Bismuth Tantalate Binary Materials for Potential Application in Multilayer Ceramic Capacitors (MLCC)" doc

... 53 Synthesis and Characterization of Bismuth Tantalate Binary Materials for Potential Application in Multilayer Ceramic Capacitors (MLCC) K.B. Tan*, F.G. Anna and Z. Zainal Chemistry ... Pellets of single phase sample were prepared using a stainless steel die measuring 8 mm in diameter. Sufficient amount of powder was added, cold pressed uniaxially, and sintered at 1100oC in order ... Synthesis and Characterization of BiTaO4 54 conductors, catalysts, band-pass filters, radio frequency applications and others.1–5 The interesting properties are anticipated at the helm of bismuth...

Báo cáo vật lý: "Immobilization of Dithizone onto Chitin Isolated from Prawn Seawater Shells (P. merguensis) and its Preliminary Study for the Adsorption of Cd(II) Ion" pdf

... onto the surface of chitin, the intensity of dithizone bands is considerably low as compared to those of chitin. The XRD also suggests that immobilization of dithizone onto the surface of chitin ... The Effect of adsorbent mass on the adsorption of Cd(II) ion byithizone-immobilized chitin. g 10 àg/ml of Cd(II) ion oaused, resulting in the adsorption of Cd(II) ions on chitin -dithizone ... to those of unmodified chitin. This may be due to the addition of the various types of active sites (N, –NH and –SH) obtained from the immobilization of dithizone onto the surface of chitin which...

Báo cáo vật lý: "Preliminary Studies for Production of Fatty Acids from Hydrolysis of Cooking Palm Oil Using C. rugosa Lipase" pot

... 79 Preliminary Studies for Production of Fatty Acids from Hydrolysis of Cooking Palm Oil Using C. rugosa Lipase N.A. Serri, A.H. Kamarudin*, S.N. Abdul Rahaman School Of Chemical Engineering, ... conversion of fatty acid.8 The optimum oil loading is 0.1 g/ml iso-octane. 3.4 Effect of Temperature The conversion of fatty acids produced from the hydrolysis of palm oil using C. rugosa ... DISCUSSION 3.1 Typical Hydrolysis Profile Figure 1 shows a typical hydrolysis profile of palm oil at temperature of 45ºC for an initial palm oil concentration of 0.1 g palm oil/ ml iso-octane at...

Báo cáo vật lý: "Using of HPLC Analysis for Evaluation of Residual Monomer Content in Denture Base Material and Their Effect on Mechanical Properties" pptx

... 1.28 Journal of Physical Science, Vol. 19(2), 127–135, 2008 127 Using of HPLC Analysis for Evaluation of Residual Monomer Content in Denture Base Material and Their Effect on Mechanical Properties ... properties of denture base material related to the effect of level of residual monomer, and concluded that the percentage of higher levels of residual monomer effected on the tensile properties of denture ... 2 min and 10–14 min, respectively. 2.2.3 Determination of residual monomer in the denture base materials using HPLC HPLC was used to quantity the residual methyl methacrylate (MMA) content...

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