... cationic properties of trappin-2 are important for its antibacterial activity.ADGBEHCFIFig. 10. SEM analysis of the effect of trappin-2 on bacterial cells. Representative micrographs of S. aureus ... we have shownthat the antibacterial ⁄ fungicidal propertiesof trappin-2involve the cationic nature of the molecule, as assessedfrom the salt and heparin dependence of the antimicro-bial ... Laemmli UK (1970) Cleavage of structural proteinsduring the assembly of the head of bacteriophage T4.Nature 227, 680–685. Antibacterial and antifungal activities of trappin-2 K. Baranger et...
... AmplitudeAmplitudeThe cutoff frequency of the filter is changed by making filter kernel wider ornarrower. If a low-pass filter has a gain of one at DC (zero frequency), thenthe sum of all of the points ... cross-correlation of and cana[n](b[n] ' c[n] a[n] b[n]Chapter 7- Propertiesof Convolution 127FIGURE 7-3Example of calculus-like operations. Thesignal in (b) is the first difference of thesignal ... the speed of DSP computers is often specified by how longit takes to preform a multiply-accumulate operation. If a signal composed of N samples is convolved with a signal composed of Msamples,...
... Map of nursery sites in and the replacement of those sites by shrimp farming Tam Giang-Cau Hai lagoon system 23 ENVIRONMENTAL IMPACTS OFSHRIMP FARMING 3.1. Areal expansion 95% ofshrimp ... do you (officers) accuse us (shrimp farmers) of illegal expansion, most of us (shrimp farmers) have no idea about provincial master plan of fishery and aquaculture, only some commune officers ... sets of questionnaires were developed for shrimp farmers, non -shrimp farmers and shrimp traders with emphasis on the stakeholders’ concerns about environmental and socio-economic impacts of shrimp...
... maintain the hedge.6.2 Proofs of the Properties LetfGkgnk=0be a sequence of non-negative random variables such that eachGkisFk-measurable.DefineTkto be the set of all stopping timessatisfyingk ... minfk ; Vk= Gkg:Proof: Recall the definitionV04= max 2T0fIE 1 + r,G = max 2T0V 0Chapter 6 Properties of American DerivativeSecurities6.1 The properties Definition ... + r,G:The owner of the American derivative security can borrow this amount of money immediately, ifhe chooses, and invest in the market so as to exaclty pay off his debt as the paymentsfCjgnj...
... horizontal position of the apex of thepile – also, changing the sign of x changes that of the shear σxz. More generally,the stress state of the jammed grain packing is assumed to be of the formσxx= ... probably one of the issues that has been at the origin of the interest of many physicists for granular materials [359]. The last point of this subsectionwill be dedicated to the study of the stress ... Static propertiesof granular materialsFig. 14.6 Polar representation of the contact orientation distribution obtained ina numerical simulation of a granular layer prepared by a uniform ‘rain’ of...
... Inc.ÆÀ1¼1=5boundaryisoneinwhich1in5ofthegrainboundaryatomsmatch,asshowninFig.2.8(c).Twinboundariesmayformwithincrystals.Suchboundarieslieacrossdeformationtwinplanes,asshowninFig.2.8(d).Notethattheatomsoneithersideofthetwinplanesaremirrorimages.Stackingfaultsmayalsobeformedwhentheperfectstackinginthecrystallinestackingsequenceisdisturbed,Figs2.8(e)and2.8(f).Thesemaybethoughtofastheabsenceofaplaneofatoms(intrinsicstackingfaults)ortheinsertionofrowsofatomsthatdisturbthearrangementofatoms(extrinsicstackingfaults).IntrinsicandextrinsicstackingfaultsareillustratedschematicallyinFigs2.8(e)and2.8(f),respectively.NotehowtheperfectABCABCstackingofatomsisdisturbedbytheinsertionorabsenceofrowsofatoms.2.3.4VolumeDefectsVolumedefectsareimperfectionssuchasvoids,bubble/gasentrapments,porosity,inclusions,precipitates,andcracks.Theymaybeintroducedintoasolidduringprocessingorfabricationprocesses.AnexampleofvolumedefectsispresentedinFig.2.9.ThisshowsMnSinclusionsinanA707steel.AnotherexampleofavolumedefectispresentedinFig.1.16(d).This ... approximately 0.3–0.5 of the melting temperature in degrees Kelvin.Since the evolution of microstructure is often controlled by diffusionprocesses, a brief introduction to elementary aspects of diffusion ... model of grain growth may be developed by using an analogy of growing soap bubbles. We assume that the growth of the soap bubbles(analogous to grains) is driven primarily by the surface energy of...
... Inc.2DefectStructureandMechanical Properties 2.1INTRODUCTIONSincethemechanicalbehaviorofsolidsisoftencontrolledbydefects,abriefreviewofthedifferenttypesofdefectsispresentedinthischapteralongwiththeindicialnotationthatisoftenusedinthecharacterizationofatomicplanesanddimensions.Thepossibledefectlengthscalesarealsodiscussedbeforepresentingabriefintroductiontodiffusion-controlledphasetrans-formations.Finally,anoverviewofthemechanicalbehaviorofmaterialsispresentedinanefforttopreparethereaderformoredetaileddiscussioninsubsequentchapters.Thematerialdescribedinthischapterisintendedforthosewithlimitedpriorbackgroundintheprinciplesofmaterialsscience.Thebetterpreparedreadermay,therefore,choosetoskimthischapterandmoveontoChap.3inwhichthefundamentalsofstressandstrainarepresented.2.2 ... macroscopic level of understanding of structure [Figs 16(a)–(d)]. They are often unaware of the atomic and micro-structural constituents that can affect the mechanical behavior of materialsand of the ... mechanical propertiesof mate-rials. It is not intended to be a comprehensive review of all the differentaspects of mechanical properties; such a task would be beyond the capabil-ities of any...
... and Optoelectronic Properties of Semiconductor StructuresJasprit SinghUniversity of Michigan, Ann Arbor1.3. Crystal Structure 11Structure of the electronic device Structure of the optoelectronic ... techniquesthat allow modifications of electronic properties; use of alloys, quantum wells, strain and polar charge are discussed; iii) electron (hole)transport and optical propertiesof semiconductors and ... OEICSubstrateSubstrateAPPROACHGrowth of the optoelectronic device structureMask a portion of the layerEtch backRegrowth of the electronic device structureOEICFigure 1.7: The importance of regrowth is clear...
... evaluate the psychometric properties of the generic quality of life (QoL) scale ChildHealth and Illness Profile-Child Edition (CHIP-CE) bymeans of a combined analysis of atomoxetine clinical trialsin ... discussion of the impact of ADHD on QoL asmeasured by the CHIP-CE can be found elsewhere(Escobar et al. 2005, 2010).Internal psychometric propertiesof the CHIP-CEMissing valuesThe proportion of ... et al.123ORIGINAL ARTICLEPsychometric propertiesof the quality of life scale Child Healthand Illness Profile-Child Edition in a combined analysis of fiveatomoxetine trialsAlexander Schacht•Rodrigo...