Fundamentals of earthquake engineering amr s elnashai luigi di sarno

... DIRECTING A SOFTWARE PROJECT 219 8.7 CONTROLLING A SOFTWARE PROJECT 220 LITERATURE REFERENCES 223 Table of Contents FUNDAMENTALS OF SOFTWARE ENGINEERING PROJECT MANAGEMENT ... SETTING THE SCENE FOR A SOFTWARE PROJECT 213 8.3 PLANNING A SOFTWARE PROJECT 215 8.4 ORGANISING A SOFTWARE PROJECT 217 8.5 STAFFING A SOFTWARE PROJECT ... Copyright – Melikon 2004...

Ngày tải lên: 29/03/2014, 23:20

... Problems 17 5 18 1 18 1 Chain-Growth Polymerization 18 8 5 .1 5.2 5.3 5.4 5.5 18 8 19 2 19 7 19 9 5.6 5.7 5.8 5.9 5 .10 5 .11 5 .12 5 .13 5 .14 5 .15 5 .16 5 .17 Introduction Radical Polymerization Kinetic Model of ... Measures of Finite Strain The Stress Constitutive Equation Vulcanization of Rubber and Swelling Equilibrium Conclusion References Problems Polymer Crystallizat...

Ngày tải lên: 10/08/2014, 19:20

... the branches of the hyper branched polymer (called dendrimers) In these polymers, NH3 CHCO2Me (A) CH2 (B) NH2CH2CH2NH2 (Excess) O O NHC H2N CNH N CNH NH2 H2N N H2N N N NH2 O NH2 N NH2 (Generation ... 0) Repeat steps (A) and (B) NH2 H 2N N NH2 NH2 NH2 (Generation = 1.0) (etc) H2N NH2 H2N Terminal groups Initiator core N N NH2 N N NH2 H2N N N H2N N NH2 H2N NH2 H2N N N Dendrimer repeating un...

Ngày tải lên: 10/08/2014, 19:20

... 12 .39 ? 0.00 0.1254 0. 239 6 0 .34 11 0.4108 0.4806 0. 539 9 0.58 63 0.6202 0.6907 0. 836 9 13. 76 14.78 12. 03 12. 03 ? 0.00 0.10 63 0.2068 0.2989 0 .35 76 0.4081 0.4590 0. 539 2 0.57 83 0.5787 0.7212 21.91 0.46 ... 20 03 Marcel Dekker, Inc Chemical Structure on Polymer Properties 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 91 Solt, G S., A W Nowosielski, and P Fer...

Ngày tải lên: 10/08/2014, 19:20

... does not occur) as follows: 8k ð3:7:24aÞ 4k ð3:7:24bÞ 2k ð3:7:24cÞ k2 ð3:7:24dÞ 4k ð3:7:24eÞ 2k ð3:7:24f Þ 4k ð3:7:24gÞ 4k ð3:7:24hÞ 2k ð3:7:24iÞ 2k ð3:7:24jÞ U þ F À A þ CH2 OH þ H2 O ! ! U þ ... Š0 þ ð1 À 1 :41 Þ À 1 :41 ¼ l0 =½P1 Š0 À 0 :41 0:59 After 10 min, l0 =½P1 Š0 À 0 :41 ¼ 0:172rÀ2:91 0:59 l ; ¼ 0 :41 þ 0:172ð0:59Þð0:0 545 Þ ¼ 0 :41 6 ½P1 Š0 Conversion ¼ À mn ¼ 2 :40 ; l0 ¼ 0:5 84...

Ngày tải lên: 10/08/2014, 19:20

... Dekker, Inc Reaction Engineering of Step-Growth Polymerization 157 the total moles of species ðPn ðn ¼ 1; 2Þ and w as total moles of W in the liquid phase The mole balance relations of these, on the ... distribution (MWD) of the polymer, as given by Eqs (4.2.1) and (4.2.2), we must know the volume, V , of the liquid phase of the reactor and the rate of vaporization, Qw The...

Ngày tải lên: 10/08/2014, 19:20

... clear that polymer radicals of one polymer particle cannot undergo a mutual termination with polymer radicals of another polymer particle Therefore, when the number of polymer radicals per particle ... polymerization Thus, polymer radicals lie only within these polymer particles The total number of polymer particles per unit volume of emulsion in the second stage of...

Ngày tải lên: 10/08/2014, 19:20

... 5.065 5.113 5.161 5.2 09 5.256 5.303 5.3 49 5. 395 5.440 5.485 5.530 5.574 5.618 5.662 5.705 5.7 89 5.87 90 .7 92 .2 93 .7 94 .8 95 .8 96 .6 97 .3 97 .9 98.4 98 .7 99 .1 99 .3 99 .5 99 .7 99 .8 99 .9 100.0 8.16 Use ... 2.800 2.865 2 .92 9 2 .99 2 3.056 3.1 19 3.181 3.243 3.305 3.366 3.427 3.488 3.548 3.607 3.667 3.725 3.784 3.842 3 .90 0 3 .95 7 0.0 0.005 0.020 0.052 0.10...

Ngày tải lên: 10/08/2014, 19:20

... of De or, equivalently, of the interaction parameter is needed to assure polymer polymer miscibility Example 9.4: If the g of polymer of Example 9.1 is dissolved in g of a different polymer of ... ðn0 À jmÞm n0 ð9:3:2Þ The total number of ways of arranging all of the n2 polymer molecules, Op , is the product of the number of ways of arranging each of the n2 m...

Ngày tải lên: 10/08/2014, 19:20

... steps out of n steps divided by the total number of ways of taking n steps The numerator, then, is the same as the number of ways of putting n objects (of which nþ are of one kind and nÀ are of another ... case of practical interest, we use the law of joint probability According to this law, the probability of a number of events happening simultaneously is the product...

Ngày tải lên: 10/08/2014, 19:20

... temperature range of crystallization If the two polymers are immiscible, crystallization may occur in the domain of one polymer unaffected by the presence of the other polymer, or the other polymer may ... quality’’ that is often observed: The polymer that leaves the extruder can consist of islands of relatively cold, unmelted polymer floating in very hot molten liquid 11.7...

Ngày tải lên: 10/08/2014, 19:20

... homopolymers, improving mechanical properties has largely been a process of relating the internal structure of the polymer to its properties For amorphous polymers, we seek to align all of the polymer ... temperatures of common polymers are listed in the Polymer Handbook [20], and selected values are given in Table 12.1 One of the most convenient methods of measuring Tg is t...

Ngày tải lên: 10/08/2014, 19:20