ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 10 ppt

Biomass and Remote Sensing of Biomass Part 10 pptx

... weight and moisture content of the macrophytes Biomass and Remote Sensing of Biomass 172 Fig. 1. Location and land use/land cover of the Oussudu catchment Fig. 2. Location of the ... sensing data The remote sensing data used to build the model in this study included the Landsat ETM band 1, 2, 5 and band 7 and combination of bands 3 and 4 for the calculation of NDVI, with spatial ... 89.4% and 87.67%, with an average of 88.1% (Table 2, Figure 5). Biomass and Remote Sensing of Biomass 182 analysis. There is need to develop methods that use the minimum number of soil...

Aneja et al. Organic and Medicinal Chemistry Letters 2011, 1:15 pptx

... 2-((Z)-5-((3-(4-fluorophenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-2, 4-dioxothiazolidin-3-yl)acetate Aneja et al. Organic and Medicinal Chemistry Letters 2011, 1:15 http://www.orgmedchemlett.com/content/1/1/15Page 8 of 11 and structure-activity relationship ... available at the end of the article Aneja et al. Organic and Medicinal Chemistry Letters 2011, 1:15 http://www.orgmedchemlett.com/content/1/1/15â 2011 Aneja et al; licensee Springer. This is an ... eld7 Retaining the copyright to your article Submit your next manuscript at 7 springeropen.com Aneja et al. Organic and Medicinal Chemistry Letters 2011, 1:15 http://www.orgmedchemlett.com/content/1/1/15Page...

A Dictionary of Genetics phần 10 pptx

... PublishersAdvances in Genetics American Journal of Diseases of ChildrenAcademic PressAmerican Medical AssociationAdvances in Genome BiologyAmerican Journal of EpidemiologyJAI PressAnnual Reviews55 ... AgronomyAdvances in Radiation BiologyAcademic PressAcademic PressAdvances in Applied MicrobiologyAdvances in TeratologyAcademic PressAcademic PressAdvances in Biological and Medical PhysicsAdvances ... PressPlenumAnnals of MedicineBibliographia GeneticaTaylor & Francis GroupMartinus NijhoffAnnals of ScienceBiken JournalTaylor & Francis GroupOsaka UniversityAnnual Review of BiochemistryResearch...

The principles of toxicology environmental and industrial applications 2nd edition phần 10 pptx

... involving the interaction between the nervous system and the hormones of the endocrine glands.neurofibril One of the delicate threads running in every direction through the cytoplasm of the body of ... development, and sexual maturation; and effects on the motherconcern lactation and acceptance of the offspring.resorption The loss of substance in the mucous lining of the uterus.reticuloendothelial ... then-current ACGIH TLV of 100 ppm. However,at the time the ACGIH was in the process of lowering the TLV from 100 to 50 ppm, with a STEL of 100 ppm. An evaluation of the wall fan indicated...

Pillars of Prosperity phần 10 ppt

... power of greed,236meaning of, 45nonexistence of, today, 44preconditions of, 43purported failure of, 41–45, 193,194–95, 196, 249central bankgold sales of, 271history of, 147“success” of, ... inflation as cause of, 100 , 105 , 107 , 108 , 110, 112,114, 144, 156, 167–68, 207premium on interest rate, 132, 171in stock or real estate market, 23,170unions as cause of, 109 prices, 143–44gold ... absence of, 112, 126,172, 203, 212Arabs as cause of, 110 causes of, 25, 53, 108 –11, 114, 115in energy, 278, 314, 448, 449expectations of, 127exported, 180Federal Reserve’s warnings of, 208–09470...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 1 docx

... F)Polyethylenen33.0 16 .5 9,000 8,500Polyisobutenen66.8 16 .3 17 ,800 18 ,200Polystyrenen98.0 18 .2 32,000 36,000Poly(vinyl chloride)Cl45.2 21. 3 19 ,300 17 ,800 1, 4-cis-Polybutadienen60.7 17 .1 17,500 17 ,600Poly(ethyleneterephthalate)OOOOn 14 3.2 ... constant and absolute Organic and Physical Chemistry of Polymers, by Yves Gnanou and Michel FontanilleCopyright  2008 John Wiley & Sons, Inc. 13 4 INTRODUCTIONTable 1. 1. (continued) 19 74: ... award of the Nobel Prize in ﬁve instances topolymer scientists. Staudinger in 19 53, Ziegler and Natta in 19 63, Flory in 19 74,de Gennes in 19 91, and more recently McDiarmid, Shirakawa and Heeger...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 2 ppt

... the enthalpy of mixing is established as follows:Hmix= zn 2 1ε11 2( n1+n 2 X)+n 2 2X 2 ε 22 2( n1+n 2 X)+n1n 2 Xε 12 (n1+n 2 X)−n1ε11 2 +n 2 Xε 22 2 orHmix= ... expressions deliversu = (2/ Na)1 2 −χ 12 V 2 2M 2 2V01F(Y) (4.49a) and Y = [2/ Na]1 2 −χ 12 V 2 2M 2 2V0134πs 2 3 /2 (4.51a)where V10is the molar volume of the solvent in ... +un=un−u 2 2n 2 +u33n3−··· (5 .25 )which givesln w(n, u) = n ln 2 +n +1 2 ln n −1 2 ln 2 −1 2 (n +u +1)ln n −ln 2 +un−u 2 2n 2 −1 2 (n −u +1)ln n −ln 2 +un−u 2 2n 2 (5 .26 )Finally,ln...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 3 ppsx

... 133 Figure 5 .36 . Diagram of the morphology of relaxed S-B-S thermoplastic elastomers revealingthe physical cross-linking of the system by the glassy nodules of polystyrene.Block or graft copolymers ... the mass of the solute, V1 and V2are the volumes occupiedby the solvent and the solute, N1 and N2are the number of molecules of solvent and solute, and M2is the molar mass of the solute.One ... betweentwo pairs of bases, between the adenosine of one strand and the thymidine of another, and likewise between cytidine and guanosine.This double helix was identiﬁed by Crick and Watson in 1954;...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 4 pptx

... prior establishment of a calibra-tion curve from elution volumes of standard samples as a function of their molarmass. Standard samples of polystyrene for polymers soluble in organic solventsor ... means that the mass of the polycondensate where Xwasrandomly chosen is the sum of the masses of two parts, one standing on the left- and the other on the right-hand side of this Xgroup. ... pYfraction of Y functions. Since Y can onlyreact with X and vice versa, pX and pYare related by the equation4X 4 pX= 2NYpY 206 DETERMINATION OF MOLAR MASSES AND STUDY OF CONFORMATIONS...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 5 potx

... char-acter and afford chains and architectures of controlled size and structure are in greatdemand. Among the speciﬁc characteristics, one can mention a low dispersity of chains. Such a narrowing of ... Xnkt(L·mol−1·s−1) 5 200 100 1020 50 50 0 2 50 201000 1Depending upon the composition of the reaction medium, the methods used forthe determination and the authors, values of ktcan be very ... Probability (Ptr) of formation of i, h,ands triads, according to Bernouillian statistics.In Figure 8.1 are plotted the variations of the probabilities of existence of thevarious types of triads against...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 6 doc

... r1 and r2are the ionic radius of cation and anion, respectively, and e is the electron charge. This relation shows that by increasing the apparent ionicradius of the cation and that of the ... radius of the lithium ion; the attack of carbonyl groups by ion pairs can thus be thwarted, the probability of terminationreduced, and the control of polymerization improved in this way.8 .6. 6.2. ... comparison of apKa of 41 with that of water which is the conjugated acid of metal hydroxidesgives an idea of the very high reactivity of the conjugate base. This imposesthat monomers are free of...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 7 docx

... 374 REACTIVITY AND CHEMICAL MODIFICATION OF POLYMERS degradation by depolymerizationmtMntdegradation by random chain breakingmttMnFigure 9.2. Variations of both molar mass and ... use of techniques of high sensitivity and precision such as mass spectrometry (MALDI-TOF) is helpfulwith respect to the identiﬁcation of these functional groups.10.3. BLOCK AND GRAFT COPOLYMERSAs ... eight-shapedbicyclics, and so on.10.4.2. Star Polymers Comb-like polymers (see Section 10.3.2), whose backbone is of small degree of polymerization, tend to adopt a conformation that reminds that of star polymers; as...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 8 ppsx

... overall movement of the chain,through the use of a suitable analytical technique. Organic and Physical Chemistry of Polymers, by Yves Gnanou and Michel FontanilleCopyright  20 08 John Wiley & ... FORMULATION, AND POLYMER PROCESSING TECHNIQUEStwo models, that of Rouse and that of reptation, thus differ by their description of both the diffusion and the viscosity of polymer melts. The viscosity of ... PROPERTIES OF POLYMERS lnaT(T-Tr)°C−40 0 4004 8 12Figure 12.14. ‘‘Universal’’ curve giving the variation of aTversus (T −Tr)(in◦C), according toWilliams, Landel and Ferry.elasticity is of...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 9 ppt

... bases (one internal and one external) to attain rates of mm triadsclose to 99 % and activities (see deﬁnition in Section 8.8.2) of several hundreds of grams of PP per gram of Ti per h pe MPa.Although ... poly(but-1-ene) and poly(4-methylpent-1-ene) have attained theindustrial level. Organic and Physical Chemistry of Polymers, by Yves Gnanou and Michel FontanilleCopyright  2008 John Wiley & Sons, Inc.513 ... Tm=170◦CandTg=−8◦C. The maximum rate of crystallization is at about 110◦C. The degree of crystallinity lies between 0.4 and 0.6. VINYL AND RELATED POLYMERS 535for the formation of small-size...

ORGANIC AND PHYSICAL CHEMISTRY OF POLYMERS phần 10 ppt

... the poly-condensation of o-phthalic anhydride with glycerol, and the resulting network isrepresented hereafter. Organic and Physical Chemistry of Polymers, by Yves Gnanou and Michel FontanilleCopyright ... (Ed.), Handbook of Thermoplastics, Marcel Dekker, New York, 1997.A. K., Bhowick and H. L., Stephens (Ed.), Handbook of Elastomers, Marcel Dekker, NewYork, 1988.M. Lewin and E. Pearce (Ed.), Handbook ... major application of UF resins, which nearly correspond to 70% of the uti-lization of these materials, is in the ﬁeld of adhesives and, more particularly, in theindustry of wood and its derivatives...

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