Báo cáo vật lý: "Mechanical Strength of Trass as Supplementary Cementing Material" docx

... 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 concentrati...

Ngày tải lên: 07/08/2014, 14:20

... A Perspective of Oil Palm and Its Waste 74 Fresh fruit bunches (FFB) Sterilisation and stripping Digestion, clarification and pressing Palm oil Empty fruit bunches (EFB) Fresh fruits Palm ... discharge of the effluents. 27 The total A Perspective of Oil Palm and Its Waste 72 providing competitive prices on oil palm, the liberalisation of expo...

Ngày tải lên: 07/08/2014, 14:20

... throughout the drilling performance test. Wear Mechanism of TiN, TiAIN and TiCN Coated Drills 76 mechanism develops during drilling of TiCN, TiN and TiAlN coated drills on the medium carbon ... composed of ferum Journal of Physical Science, Vol. 18(1), 75–85, 2007 75 WEAR MECHANISM OF TiN, TiAlN AND TiCN COATED DRILLS...

Ngày tải lên: 07/08/2014, 14:20

... 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 ph...

Ngày tải lên: 07/08/2014, 14:20

... Line-width Raman Line-width (cm –1 ) Figure 5: Temperature dependence of line-width of LO phonon. Temperature Dependence of Raman Spectra 56 Table 3: Parameters used for temperature dependence ... decay of optical phonons. Phys. Rev., 148, 845–848. Temperature Dependence of Raman Spectra 52 Figure 2: Schematic diagram of LIE process. 3....

Ngày tải lên: 07/08/2014, 14:20

... an increasing trend appeared with increasing mole fraction of aniline. The increasing trend of η revealed that the addition of aniline increases the effective molecular area. 14 The increased ... estimated using the standard relations. The results are interpreted in terms of molecular interaction between the components of the mixtures. Observed excess value...

Ngày tải lên: 07/08/2014, 14:20

... squared error of is less than the mean squared error of for . ˆ () r kγ ˆ r γ 0>k ˆ () r kγ ˆ r γ 0 <≤rp Journal of Physical Science, Vol. 18(2), 89–106, 2007 89 AN OVERVIEW OF BIASED ESTIMATORS ... the almost unbiased generalized Liu estimator and unbiased estimation of the bias and MSE. Communications in Statistics-Theory and Methods, 24(7), 1789–1797. An Over...

Ngày tải lên: 07/08/2014, 14:20

... parameters influencing the solids mixing in the bubbling fluidized bed. From the results, complete mixing of binary polymer particles was attained at a bed depth of 17 cm and gas velocity of 1.38 ... effect of bed height to the mixing process. Journal of Physical Science, Vol. 19(1), 13–29, 2008 13 Mixing Behavior of Binary Polymer Particles in Bu...

Ngày tải lên: 07/08/2014, 14:20

... oxides into Fe 2+ ions due to their high reducing power. These Fe 2+ ions can then be easily complexed by tannins, and into ferric-tannates in the presence of oxygen. Interestingly, the chloride ... transformation of the various tannins was as follows: chestnut tannins ≈ mixed (chestnut and mimosa) tannins > mimosa tannins XRD patterns of the rusted plates...

Ngày tải lên: 07/08/2014, 14:20

... temperature to 40°C. Keywords: ketones, secondary alcohols, enzymatic reduction 1. INTRODUCTION Enantioselective reduction of ketones to optically active secondary alcohols is one of the ... Journal of Physical Science, Vol. 19(2), 1–5, 2008 1 Enzymatic Reduction of Ketones to Optically Active Secondary Alcohols R.A. Bawa * , F. Ajjabou...

Ngày tải lên: 07/08/2014, 14:20

... strength of trass lime system as function of trass finenesses. Mechanical Strength of Trass 54 3. RESULTS AND DISCUSSION 3.1 Typical Oxides and Mineral Compositions of Trass Trass ... activations of trass explains and proves that trass could be used as a supplementary cementing material in blended cement. The increase of mechanical strengt...

Ngày tải lên: 07/08/2014, 14:20

... layered on Indium Tin Oxide (ITO) substrate as p-n heterojunction solar cell. PT thin film is deposited to the ITO substrate by using electrochemistry method. CHLO thin film is coated on PT thin film ... CHLO, kekonduksian elektrik dalam gelap Electrical Conductivity of Chlorophyll 86 showed that electrical conductivity of the PT thin films incre...

Ngày tải lên: 07/08/2014, 14:20

... Journal of Physical Science, Vol. 19(2), 93–104, 2008 93 Textural Characteristics of Activated Carbons Prepared from Oil Palm Shells Activated with ZnCl 2 and Pyrolysis Under Nitrogen and Carbon ... textural characteristics of activated carbon prepared from oil palm shells activated with zinc chloride (ZnCl 2 ) and pyrolysis und...

Ngày tải lên: 07/08/2014, 14:20

... as all particles fall within the 200–300 nm range. Figure 4: Plot of conversion and particle size as a function of aging time. Table 2: Effect of aging time on the conversion of core-shell ... core-shell to feeding time) . The results of the conversion and particle size to the ratio of the feeding time are given in Table 1....

Ngày tải lên: 07/08/2014, 14:20

... production of waste paper foam. The differences in the liquefaction behaviour of the waste paper are due to their different chemical compositions. The compressive strength results for waste paper ... present the chemical composition of the organic and inorganic components of the waste paper. The addition of fillers, which serve to reinforce the fo...

Ngày tải lên: 07/08/2014, 14:20