physical properties of autoclaved aerated concrete

... the physical properties of the nematic phase and show that they can also be explained within the same set of assumptions. Future developments should include the investigation of the magnetic properties ... method to measure linear birefrin- gence, ∆n, of the samples as a function of the volume B.J. Lemaire et al.: Physical properties of aqueous suspensions of goethite (α-FeOOH) nanorods (Part I) 301 01234 0.00 0.01 0.02 M ... + E m (θ) k B T . B.J. Lemaire et al.: Physical properties of aqueous suspensions of goethite (α-FeOOH) nanorods (Part I) 305 expressed as the linear superposition of those of monodis- perse suspensions....

Ngày tải lên: 20/03/2014, 13:06

... 3.4.4. Results and Discussions 76 3.4.5. Conclusion 80 4. PHYSICAL PROPERTIES 4.1. Estimation of Physical Properties 81 4.2. Physical Properties Computational Approach 82 4.3. SPARC Molecular ... March 2003 PREDICTION OF CHEMICAL REACTIVITY PARAMETERS AND PHYSICAL PROPERTIES OF ORGANIC COMPOUNDS FROM MOLECULAR STRUCTURE USING SPARC By S.H. Hilal and S.W. Karickhoff Ecosystems Research ... Athens, Georgia and L.A. Carreira Department of Chemisty University of Georgia Athens, GA National Exposure Research Laboratory Office of Research and Development U.S. Environmental Protection...

Ngày tải lên: 22/03/2014, 14:20

... http://pubs.acs.org | doi: 10.1021/ba-1955-0015.ch001 PHYSICAL PROPERTIES OF CHEMICAL COMPOUNDS 5 t.O C.: Temperature at which a mole of the vapor occupies 22.414 liters and the vapor ... Rate of change of boiling point with pressure, given by equation dt/dp = B/ [2.3026 X P X (A - log P)2Jo C./mm. ~Hm: Latent heat of fusion in caL/g. ~Hv: Latent heat of vaporization ... heat of vaporization at the temperature to as given by the equation ~Hv = d - et, and indicates the accuracy of thiR equation at the temperature t •. ~Hv/T.: ~Iolal latent heat of...

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Ngày tải lên: 02/07/2014, 13:01

... contents of the flask were filtered by aid of vacuum suction into a fritted- glass crucible of known weight. The residue was washed first with 50 mL of 8.3 percent NaOH, then with 40 mL of 10 percent ... W 1 =weight of ash (grams). W 2 =weight of oven-dried sample (grams). The effects of age, height, layer on bamboo chemistry were evaluated by analysis of variance at the 0.05 level of significance. ... Schematic diagram of sampling technique of a bamboo culm….…….…….…….31 Figure 3-3. Moisture content of three years old bamboo of different internodes….…….…….35 Figure 3-4. A view of the macerated...

Ngày tải lên: 22/02/2014, 09:20

... the objectives of this study were to analyze (a) the effect of KL 4 on the physical properties of membranes, in the absence and presence of Ca 2+ , using fluorescence anisotropy of 1,6-diphenyl-1,3,5-hexatriene ... 2515 specifically examine the interaction of KL 4 with POPG and PA as well as the effect of these lipids on the physical properties of the membrane. Effect of KL 4 on the lipid order of surfactant-like membranes To ... attenuation of PA- induced alterations of bilayer properties probably involved the extraction of PA from the bilayer at con- centrations of > 100 lm calcium. Thus, the formation of PA–Ca 2+ complexes...

Ngày tải lên: 30/03/2014, 11:20

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Ngày tải lên: 10/07/2014, 23:20

... Amplitude Amplitude The cutoff frequency of the filter is changed by making filter kernel wider or narrower. If a low-pass filter has a gain of one at DC (zero frequency), then the sum of all of the points ... cross-correlation of and cana[n](b[n] ' c[n] a[n] b[n] Chapter 7- Properties of Convolution 127 FIGURE 7-3 Example of calculus-like operations. The signal in (b) is the first difference of the signal ... the speed of DSP computers is often specified by how long it takes to preform a multiply-accumulate operation. If a signal composed of N samples is convolved with a signal composed of M samples,...

Ngày tải lên: 13/09/2012, 09:49

... the approach of deformation compatibility of beam for the analysis of the beams with large eccentricities by the additional assumption of an imaginary concrete strain at the portion of cable, ... before reaching the maximum value of Fig.6.12 Increase of cable stress of beam C1 Fig.6.13 Increase of cable stress of beam C2 0 200 400 600 800 1000 0 100 200 300 400 Applied ... the top surface of cross section. -123- i.e., the major part of stress increase in a cable will develop as the deflection of the beam becomes large. When the crushing of concrete happens...

Ngày tải lên: 07/11/2012, 11:04

... SCOPE OF THESIS 1.4.1 Objectives of thesis Although an extensive body of experimental studies has been conducted to understand the behavior of externally prestressed concrete beams, a method of ... behavior External cable Crushing of concrete External cable Non-prestressed reinforcement Crushing of concrete a) Shallow tied arch behavior b) Flexural behavior External cable Crushing of concrete External cable Non-prestressed reinforcement Crushing ... and scope of the present study as well as the organization of the course of study are defined and given at the end of this chapter. 1.1.1 Definition of post-tensioned prestressed concrete beams...

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