Book Earth materials
... soils 328 13 Detrital sediments and sedimentary rocks 365 14 Biochemical sedimentary rocks 399 15 438 Metamorphism 16 Metamorphism: stress, deformation and structures 455 17 Texture and classification ... production and accumulation of detrital (epiclastic) sedimentary rocks Huge volumes of detrital sedimentary rocks produced by the erosion of volcanic and magmatic arcs are deposited in forearc and backarc ... textures, classification and origin of detrital sedimentary rocks Chapter 14 focuses on the composition, texture, classification and origin of carbonate sedimentary rocks, while providing coverage...
Ngày tải lên: 26/05/2016, 22:54
... more readily In order to use and interpret such models and computed results accurately, a strong understanding of the basic thermodynamics is required This fully revised and updated edition covers ... applicable to grain boundaries and phase interfaces The three new chapters are the results of long and intensive discussions and collaboration with Professor John Ågren and could not have been written ... science and technology has been declining in many faculties during the last few decades, and for good reasons The students experience thermodynamics as an abstract and difficult subject and very...
Ngày tải lên: 02/04/2014, 16:19
... Metals handbook Includes biographical references and indexes Contents: v Properties and selection irons, steels, and high-performance alloys v Properties and selection nonferrous alloys and specialpurpose ... ingots, blooms, and billets, finding causes and cures for microporosity and cracks in castings and welds, controlling solution heat treating to prevent damage caused by incipient melting, and developing ... substance and its surroundings The substances in alloy systems, for example, might be two metals, such as copper and zinc; a metal and a nonmetal, such as iron and carbon; a metal and an intermetallic...
Ngày tải lên: 27/06/2014, 23:20
2 4 crystal growth and phase diagrams
... earth history or processes: Find: ore deposits, oil and gas, building materials Understand engineering hazards, water cycle Understand how humans effect the earth: climate… The Rock Cycle ... component diagrams If P and/ or T changes One phase converts to another Examples: H2O – component; ice, water, and vapor are phases Al SiO – component; Kyanite, Andalusite, Sillimanite are ... Components and Phases Component – Chemical entity H2O Al2SiO5 Phase – physically separable part of a system; e.g for H20: ice, water, water vapor for Al2SiO5: Sillimanite, Kyanite, Andalusite...
Ngày tải lên: 30/11/2016, 13:36
Tài liệu Báo cáo " The effect of cobalt substitution on structure and magnetic properties of nickel ferrite " pptx
... X-ray, θ the angle between the incident and diffracted beams (degree) and d the particle size of the sample (nm) (in Table 1) 3.2 FT-IR spectroscopy The band wavenumber v1 , v2, (Table 2) generally ... mol solution of sodium hydroxide was prepared and slowly added to the salt solution drop wise with steady stirring The reaction was performed at 80 0C and pH values in the range (12-14) keep up ... (222), (400), (422), (511) and (440) These planes are indications of the presence of a spinel cubic structure The diffraction lines corresponding to a cubic, spinel-type and crystalline phase provides...
Ngày tải lên: 13/02/2014, 04:20
Báo cáo khoa học: "Bayesian Synchronous Tree-Substitution Grammar Induction and its Application to Sentence Compression" pdf
... judgments of GS, EM, and SVM output sentences and the gold standard in terms of grammaticality (how fluent the compression is) and importance (how much of the meaning of and important information ... et al., 2006), to parsing (Cohn et al., 2009; Post and Gildea, 2009) and machine translation (DeNero et al., 2008; Cohn and Blunsom, 2009; Liu and Gildea, 2009) Segmentation is achieved by introducing ... test set and used the Stanford parser to extract grammatical relations from predicted trees and the gold standard We computed precision, recall, RelF1 (all based on grammatical relations), and compression...
Ngày tải lên: 07/03/2014, 22:20
Liquid-Gas Relative Permeabilities in Fractures: Effectsof Flow Structures, Phase Transformation and Surface Roughness pot
... A( pi2 − po ) µ g Lpo (2.7) where subscripts w and g stand for water (or liquid) and gas, respectively; pi and po are the pressures at the inlet and the outlet of the fracture; q is the volumetric ... Gamma ray Unconsolidated sand Closmann and Vinegar 1988 Steam-water-oil CT scanner Natural core Sanchez and Schechter 1987 Steam-water Tracer Unconsolidated sand Verma and Pruess 1986 Steam-water ... significant contributions to this work Their continuous and constructive critiques and suggestions have made this work more mature and thicker Dr Aziz and Dr Kovscek were the two who led me to explore...
Ngày tải lên: 23/03/2014, 15:20
hydrothermal properties of materials experimental data on aqueous phase equilibria and solution properties at elevated temperatures and pressures
... Barr-David and Dodge, 1959 Anderson and Prausnitz, 1986 Marshall and Jones, 1974b Marshall and Jones, 1974b Griswold and Wong, 1952 Marshall and Jones, 1974b Wormald and Yerlett, 2002 Griswold and Wong, ... 1990 Pryor and Jentoft, 1961 Anderson and Prausnitz, 1986 Miller and Hawthorne, 2000 Mathis et al., 2004 Alwani and Schneider, 1969 Pryor and Jentoft, 1961 Pryor and Jentoft, 1961 Pryor and Jentoft, ... Dem’yanets and Ravich, 1972 Ayers and Watson, 1991 Ikornikova, 1975 Holmes and Mesmer, 1998 Morey and Chen, 1956 Lindsay and Liu, 1971 Holmes and Mesmer, 1981b Holmes and Mesmer, 1983 Urusova and Valyashko,...
Ngày tải lên: 01/04/2014, 11:22
phase equilibria and fluid properties in the chemical industry estimation and correlation
... Barner, H E and Quinlan, C W , I and E.C Proc Des Dev (1969) 8, 407 Chueh, P L and Prausnitz, J M., A.I.Ch.E Journal (1969) 15, 471 Reid, R C and Sherwood, T K., "The Properties of Gases and Liquids," ... 10017 T h e advice, financial and moral support, and the concern for local arrangements, publicity, registration by Sandford Cole, Harold Commerer, Dean Benson and their staff permitted us to ... Foundation was a key ingredien for many American and have been otherwise unable to participate T h e interest and support of Marshall L i h and William Weigand of the National Science Foundation were...
Ngày tải lên: 02/04/2014, 16:19
phase explosion and its time lag in nanosecond laser ablation
... time lag was estimated to be between and 10 ns [9] Experimental investigation 3.1 Experiments and results A KrF excimer laser with a wavelength of 248 nm and a pulsewidth of 25 ns (FWHM) is used ... Clausius–Clapeyron relation and the measured pressure at 0.9Tc Fig Comparison between the measured ablation depth and the values calculated using transient pressure data and the equilibrium kinetic ... evaporation occurs at laser fluences below J/cm2, and phase explosion takes place when the laser fluence is higher than about J/cm2 3.2 Interface superheating and the time lag of nucleation The pressure...
Ngày tải lên: 06/05/2014, 09:01
analytical atomic spectrometry with flames and plasmas
... l1 and l2 0, S as s1 1a2 and s2 À1a2, and J as both L and S 0) The excited level 1s 2s 2p 3s3p is characterized by the terms: P1 (L as l1 and l2 1, S as s1 1a2 and s2 ... 1a2 and s2 À1a2, and J jL q 1j 1) but also 3 P2 , 3 P1 and 3 P0 (as for the spins s1 1a2 and s2 1a2, S 1, and further J 0Y 1Y parallel) Here singlet m 1 and triplet m 3 ... From this solution a and o and accordingly DnL and DnD can be determined and from the latter the gas kinetic temperature This is a measure of the kinetic energy of atoms and ions in the plasma...
Ngày tải lên: 03/06/2014, 01:15
Two Phase Flow Phase Change and Numerical Modeling Part 1 pot
... Benta and Catalin Mihai Chapter Numerical Modeling and Experimentation on Evaporator Coils for Refrigeration in Dry and Frosting Operational Conditions 27 Zine Aidoun, Mohamed Ouzzane and Adlane ... Motoi Yamaha and Nobuo Nakahara Chapter 25 Heat Transfer and Phase Change in Deep CO2 Injector for CO2 Geological Storage 565 Kyuro Sasaki and Yuichi Sugai VII Preface The heat transfer and analysis ... know the points (r1 , z ) and (r2 , z ) on the considered surface in order to determine the parameters α and β The points (r(t), 0) and (0, z(t)) , with r(t top ) = r * and z(t top ) = z * were...
Ngày tải lên: 19/06/2014, 12:20
Two Phase Flow Phase Change and Numerical Modeling Part 2 pdf
... tube and two exits in tubes and 10 J(1,5) means that the refrigerant enters in tube J(2,1) and J(10,1)) indicate exits from tubes and 10 respectively J(4,3) is the junction between tubes and and ... Anlytical and Explicit and Implicit Methods of Solving One- 26 Two Phase Flow, Phase Change and Numerical Modeling Dimensional Transient Heat Conduction Problems WSEAS Transactions on Heat and Mass ... gains in terms of size and cost are then made, on heat exchangers and related units, during air dehumidification and frost formation In the specific case of evaporators and condensers treated...
Ngày tải lên: 19/06/2014, 12:20
Two Phase Flow Phase Change and Numerical Modeling Part 3 doc
... circulation air cooling and heating coils, ASHRAE Standard 33-2000, Atlanta, Georgia, U.S.A ASHRAE, 1987, Standard Methods for Laboratory Airflow Measurement, ANSI/ASHRAE Standard 41.2 (RA92), Atlanta, ... transfer performance of smooth plate fin -and- tube heat exchangers, ASHRAE Transactions, 81 (1): 307-317 Rohsenow, W.M., Hartnett, J.P and Cho and Y.I., 1998, Handbook of Heat Transfer, Third Edition, ... Modeling and Simulation of the Heat Transfer Behaviour of a Shell -and- Tube Condenser for a Moderately High-Temperature Heat Pump Tzong-Shing Lee and Jhen-Wei Mai Department of Energy and Refrigerating...
Ngày tải lên: 19/06/2014, 12:20
Two Phase Flow Phase Change and Numerical Modeling Part 4 pot
... capillary limit and the evaporator boiling limit An improved model is suggested and it is compared with the simulation and experimental Theoretical and Experimental Analysis of Flows and Heat Transfer ... Results and discussion We consider a rarefied gas inside an annular domin of coaxial rotating cylinders The radius of the inlet and the outlet cylinder are R1 and R2 (R1
Ngày tải lên: 19/06/2014, 12:20
Two Phase Flow Phase Change and Numerical Modeling Part 5 pptx
... τlw = τ vw = Where kl and kv are the Poiseuille numbers, and Dhlw and Dhvw are the liquid-wall and the vapor-wall hydraulic diameters, respectively The hydraulic diameters and the shear stresses ... term and a temperature dependent term and can be related to correspond to the latent heat of phase change Furthermore, T is the temperature, and ρ, Cp, and k are the density, heat capacity, and ... lines (1) and (2) illustrate the centreline and surface temperatures of a 220 x 1500 mm x mm Stomana slab; lines (3) and (4) depict the shell thickness and the distance between the solidus and liquidus...
Ngày tải lên: 19/06/2014, 12:20
Two Phase Flow Phase Change and Numerical Modeling Part 6 pot
... attainment and maintenance of the plasma density and temperature on a required level and forces to develop sophisticated and expansive methods to feed and heat up the plasma components On the other hand, ... lines (1) and (2) illustrate the centreline and surface temperatures of a 130 x 390 mm x mm Sovel slab; lines (3) and (4) depict the shell thickness and the distance between the solidus and liquidus ... Lines and depict the centreline and surface temperature, respectively Lines and illustrate the shell growth and solid fraction, respectively The borders of the final casting segments 5, 6, and...
Ngày tải lên: 19/06/2014, 12:20
Two Phase Flow Phase Change and Numerical Modeling Part 7 potx
... Nematollahi and Nazifi, 2007; Rodriguez and El-Genk, 2008a, b, c, and d; Rodriguez, Domino, and El-Genk, 2010; Rodriguez and El-Genk, 2010a and b; Rodriguez and El-Genk, 2011) There are many devices and ... and Γ ω are the effective diffusivity of k and ω, respectively; Gk and Gω are the generation of k and ω, respectively, due to mean velocity gradients; and Yk and Yω are the dissipation of k and ... azimuthal, (a) and (b), and axial, (c) and (d), velocity profiles for S2 configuration Q ≈ 100 l/h for (a) and (c); and Q ≈ 270 l/h for (b) and (d) The circles indicate mean velocity values and the error...
Ngày tải lên: 19/06/2014, 12:20
Two Phase Flow Phase Change and Numerical Modeling Part 8 ppt
... Goldstein and Behbahani, 1982; Kamotani and Greber, 1974; Kavsaoglu and Schetz, 1989; Kawai and Lele, 2007; Kiel et al., 2003; Patankar, Basu, and Alpay, 1977; Rivero, Ferre, and Giralt, 2001; Sucec and ... 0.16) (n e = n c and τcoll = 3.50 fs) and (0.40, 0.06) (n e = 0.84n c and τcoll = 3.27 fs) The optical index satisfying Fc = 10 J.cm−2 and x = 0.35 is (0.22, 0.12) (n e = 0.97n c and τcoll = 3.40 ... and Bowley, 1976; Nirmolo, 1970; Pratte and Baines, 1967), and swirling jets in crossflow (Denev, Frohlich, and Bockhorn, 2009; Kamal, 2009; Kavsaoglu and Schetz, 1989): the higher the ratio...
Ngày tải lên: 19/06/2014, 12:20
Two Phase Flow Phase Change and Numerical Modeling Part 9 pot
... to 400K and 350K at front surface and rear surface, respectively With time, the electron and phonon subsystems also would get the thermal equilibrium state, and if the united electron and phonon ... and extrinsic hydrogen point defects in KH2 PO4 , Phys Rev B 68, 22: 224107 Natoli, J., Gallais, L., Akhouayri, H & Amra, C (2002) Laser-induced damage of materials in bulk and thin film and and ... where subscripts e and p stands for electron and phonon, respectively T denotes temperature, C the heat capacity, q the heat flux, G the electron-phonon coupling strength, and Q is the laser...
Ngày tải lên: 19/06/2014, 12:20
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