capillary equilibrium in porous media

... of the saturated media, while maintaining the saturated condition of porous media Steady saturated flow field was established in the column when fluctuations in the observed drainage rate from ... in Fig (a) and (b), respectively In Fig 3, both temporal moments are normalized by a corresponding moment obtained in a column without HWCs Obviously, both moments tend to increase with the increase ... diameter) layer by layer in increments of cm Each layer was compacted to adjust the dry density prior to filling the next layer, providing the porosity estimation in each experiment indirectly from the...

Ngày tải lên: 05/09/2013, 10:15

... transport in porous media We believe that the problem of modeling transport processes in porous media is a natural setting to discuss applications of stochastic dynamics We hope that the engineering ... scientists, engineers and research students who are interested in pursuing a stochastic dynamical approach in modeling natural and biological systems Often in similar books explaining the applications ... would be interested in this promising area of mathematics as well as in the problems we try to discuss here We explain the research problems associated with solute flow in porous media in Chapter...

Ngày tải lên: 22/03/2014, 15:20

... eStudio Calamar, Berlin/Figueres Printed on acid-free paper Springer is part of Springer Science+Business Media (www.springer.com) Contents Treatment of Rising Damp in Historical Buildings ... capillarity In most cases, these three mechanisms account for variations in moisture content in building Treatment of Rising Damp in Historical Buildings w max w kg/m3 Capillary domain w cr Monomolecular ... dependant on the surface finishing materials and furnishing According to the principle, a hygroscopic inertia index was defined as a single number, representing the hygroscopic inertia of a room and that...

Ngày tải lên: 31/03/2014, 16:20

... (E((B(tin )  B(tin ))2 )) (2.3.11) E(( B(tin )  B(tin ))2 ) is the variance of an independent increment { B(tin )  B(tin )} As seen before, Var[ B(tin )  B(tin )]  (tin  tin ) Therefore, ... discontinuities at finitely many points and we integrate them using the definition of Riemann integral of a function f (t) over the interval [a,b]:  b a n f (t ) dt  lim  f ( in ) ( tin  tin ... continuous functions are the main concern The integral converges regardless of the chosen  in within [ tin , tin ] A generalization of Riemann integral is Stieltjes integral which is defined...

Ngày tải lên: 28/06/2014, 08:20

... (E((B(tin )  B(tin ))2 )) (2.3.11) E(( B(tin )  B(tin ))2 ) is the variance of an independent increment { B(tin )  B(tin )} As seen before, Var[ B(tin )  B(tin )]  (tin  tin ) Therefore, ... discontinuities at finitely many points and we integrate them using the definition of Riemann integral of a function f (t) over the interval [a,b]:  b a n f (t ) dt  lim  f ( in ) ( tin  tin ... continuous functions are the main concern The integral converges regardless of the chosen  in within [ tin , tin ] A generalization of Riemann integral is Stieltjes integral which is defined...

Ngày tải lên: 29/06/2014, 09:20

... homogeneous porous medium? Kinetic Effect in Pipe and Porous Media An evaluation of the kinetic effect can be made if values are substituted into the variables that occurs in the denominator of ... increasing length of porous media The compressibility of a fluid (C f) is defined as: www.intechopen.com Steady State Compressible Fluid Flow in Porous Media  C f 473 d  dp (13) Combination of equations ... (Ohirhian, 2008) to be an incomplete expression for the lost head during laminar (viscous) flow in porous media and the equation of continuity for a real gas The Darcy law as presented in the API code...

Ngày tải lên: 27/07/2014, 23:44

... Primer in Social Media Suggestions on social media Although organizations will increasingly employ social media in their marketing efforts, certain perils exist for early adopters The following ... to reason that many will find alternate gains in this arena Connect with passionate users High-quality fishing line; methods for steam-lining packaging; precision drumming hardware; regardless ... strategic and pragmatic in employing social media An introduction to social media Background In the past, broadcasting was limited to those with the financial resources to access mass media The emergence...

Ngày tải lên: 06/11/2012, 13:49

... key role in ensuring the complete conversion of the SOFC off gases during nominal operation, supplying heat during the system start up phase, and pre-heating the cathode intake air during long ... technology has developed in recent decades, the use of numerical simulation techniques to obtain detailed insights into the combustion mechanisms within porous media has become increasingly common Although ... cooling air may be required to prevent flash back [4] In [4], the mixing chamber temperature in the porous media burner (corresponding to the inlet temperature of the fuel / air mixture in the...

Ngày tải lên: 05/09/2013, 15:28

... chloroethanol is produced in appreciable quantities In a detailed kinetic study it was established, that when a chloride ligand in is replaced by pyridine, the intermediate hydroxyethylpalladium ... rates and catalyst stability in the Pd/batophenanthroline-catalyzed olefin oxidations was observed in the presence of Under such conditions, the catalyst-containing aqueous phase could be recycled ... to a yield of 98 % in M chloride solutions (Scheme 8.2) [13] With olefins other than ethene two isomeric chlorohydrins can be obtained, one of them being chiral When pyridine was replaced by...

Ngày tải lên: 23/12/2013, 07:19

... isomerizations is in that all atoms of the starting compound are incorporated into the product, respresenting a 100 % atom economy Miscellaneous catalytic reactions in aqueous media 267 which ... mild method for removal of protecting allyl groups under exceedingly mild conditions In an interesting reaction, reshuffling of functional groups can be achieved in the rearrangement of homoallylic ... reactions in aqueous media 269 The stable ruthenium alkylidenes, used for catalysis of ring opening metathesis polymerizations, were found to exchange the alkylidene proton for a deuteron in or in (Scheme...

Ngày tải lên: 23/12/2013, 07:19

... considering using in the future Creating internal work groups 8.4% Coordinating internal schedules and events 9.3% Sharing documents 11.6% Creating “intranet-like” internal communications Maintaining ... their consumers 42.1% Maintaining communications with teams 42.1% Creating “intranet-like” internal communications 34.5% Coordinating internal schedules and events Creating “intranet-like” communication ... now uses Sharing breaking news Keeping top management in touch with the financial community Organizing meetings 1.4% 6.9% Keeping in immediate touch with customers 10.0% 27.3% Getting feedback...

Ngày tải lên: 17/02/2014, 21:20

... schooling and job training Human capital is the largest form of investment in a modern economy Human capital involves choices at the extensive margin (schooling) and at the intensive margin (hours ... both surprising and disappointing In this essay, I question this criterion Its anonymity postulates not describe actual social decision making in which individuals evaluate oliies by asking whether ... considered in this paper are assumed to be feasible In the simplest case, Y32 is net income after tax and transfers, but it may also be a vector of incomes and benefits, including provisions of in- kind...

Ngày tải lên: 18/02/2014, 01:20

... their binding profiles in a time-dependent manner in ERE1 and ERE2 (Fig 5B) In agreement with the above findings, binding of ERa and ERb was increased in both ERE1 and ERE2 in the presence of E2 Interestingly, ... analyzing the in vivo binding of ERs and MLLs We analyzed the in vivo binding of the different factors in the absence and presence of E2, using chromatin immunoprecipitation (ChIP) assays [34], using ... However, in the case of ERb, some constitutive binding was observed in ERE2 even in the absence of E2, and this binding was increased in the presence of E2 (Fig 5A,B; compare h and 6–8 h time points)...

Ngày tải lên: 18/02/2014, 14:20

... metabolism involved in the events underlying in ammation, such observations further underscore an emerging concept suggesting that modulation of the 12-LOX pathway during intestinal in ammation ... across the intestinal epithelium [1–4] More specifically, S typhimurium–intestinal epithelial cell interactions induce the epithelial release of the potent neutrophil chemokine, interleukin-8 (IL-8) ... reach in amed sites, neutrophils traverse various barriers, including the endothelium, basement membrane (intestine) ⁄ interstitium (lung) and epithelium, in response to localized in ammatory mediators...

Ngày tải lên: 19/02/2014, 02:20

... lactacystin [27] were analysed by Western blotting As can be seen in Fig 3A, accumulation of the 32-kDa protein, corresponding to the single-chain aD11-sec, was induced by treatment with lactacystin ... antibodymediated coaggregation of Ras-binding partners It is worth mentioning that the soluble anti-(Ras 6) scFv fragment inhibits cell proliferation without inducing apoptosis Interestingly, ... degradation of multi-ubiquitinated target proteins (i.e cell cycle regulatory proteins, such as cyclins and cyclindependent kinase inhibitor) and induces apoptosis in different tumor cells These...

Ngày tải lên: 21/02/2014, 00:20

Ngày tải lên: 23/02/2014, 04:20

... strongly induced following the ischemic insult both in animal Neuroinflammatory mediators in brain ischemia models [72,73] and in stroke patients [74] Immediately after brain ischemia, NO produced ... from in vitro studies suggests that cytokine activation might also involve other mechanisms [138–140] Interestingly, in vitro studies have described the involvement of MMPs in cytokine processing ... ischemic insult Interestingly, expression of its receptor, CX3CR1, was observed only in microglia ⁄ macrophages, suggesting that fractalkine is involved in neuron– microglia signalling [178] In fact,...

Ngày tải lên: 07/03/2014, 03:20

... Identification of a twin-arginine leader-binding protein Mol Microbiol 40, 323–331 Papish, A.L., Ladner, C.L & Turner, R.J (2003) The twinarginine leader-binding protein, DmsD, interacts with the ... ribosome with puromycin or puromycin in a Ôhigh saltÕ buffer after translation but prior to crosslinking Both treatments diminished crosslinking to TF (Fig 1B, lane and 6), indicating that association ... strains and plasmids used in this study are listed in Table Strains were routinely grown in M9-medeum [16] containing 0.1% casaminoacids (Difco, Detroit, MI, USA) Where appropriate, streptomycin...

Ngày tải lên: 07/03/2014, 16:20

... Social Media Survey • Summary Topline Findings • April 13, 2011 Overview of findings Background Slover Linett Strategies Inc and mStoner partnered with CASE for the second year in a row in order ... 773-348-9204 cheryl@sloverlinett.com Thanks for your interest CASE Social Media Survey • Summary Topline Findings • April 13, 2011 Initial findings Note that questions 1–7 are for profiling purposes to ... types of institutions – a testament to the interest in this topic We are just beginning to mine the data from this second round of research and will be releasing a full white paper later in the...

Ngày tải lên: 08/03/2014, 19:20

... subtilisin in the presence of 98% (w/w) of KCl was tentatively explained by either rigid salt structure protecting the enzyme in organic solvents or polar environment of salt helping in maintaining ... used in enzymology Lyophilization involves [28,33] (a) initial freezing, (b) primary drying (in which ice separated from the protein phase is removed by sublimation) and (c) secondary drying (in ... of solutions thereby terminating chain growth, oligomers of 1500–2000 Da range could be obtained in quite a few cases Interestingly, it was reported that Ôthe decline in the molecular weight of...

Ngày tải lên: 16/03/2014, 16:20