... substituents enhance planarity ofthe aniline framework, thereby shortening d(C-N). The accompanying loss of electron density from the amino nitrogen atom decreases the pKa ofthe amino group. Conversely, ... indicator to investigate the change of properties yield rather good correlations for these properties except for d(C-N), QN of meta – derivatives. The correlation of pKa with σ is best fit. ... HyperChem software 7.52 to study the influence of substituents on some properties of compounds. II. Methods Hammett constants forthe substituents were taken from [8]. The pKa values for the aniline...
... participated in thedesignof the study and the analytical plan. DEF participated in thedesignofthe study, the analytical plan, the interpretation ofthe results, and assisted in drafting the manuscript. ... utilizationcosting data of US-SCAP. XP performed the expanded statistical analyses,participated in thedesignofthe study, the analytical plan, and the interpretation ofthe results. RRC assisted with the interpretation ... participated in thedesignofthe study, the analytical plan, the interpretation ofthe results, and assisted in drafting the manuscript. They were also involved in preparing the resource utilizationcosting...
... live.Competition for jobs is no longer limited Thefutureof work is… FLAT The world is now flat. Ten years ago there wereno social networks. The world is now flat.organization Ten years before that ... contractors from across the planet. The people out of work today will soon find jobs again. Consider ReCAPTCHA™ The more productively you work, the more money you’ll make. Thefutureof work is… TRANSPARENT ... flat.organization Ten years before that we didn't have the Web. Business wasted millions of dollars every year paying for employee downtime. In the future, location will not matter. In 2004 JetBlue...
... andmove to the next one. For those who stay the course there is the promise of a greaterunderstanding ofthe contours ofthe medicalization process. The earliest critiques argued that the medicalization ... by the distribution of these drugs for an increasing range of male troubles. Both of thesetrends facilitate medicalization.First, the mode of delivery for testosterone has evolved over the ... contributing to the further medicalization of the aging male body.Historical Context forthe Emergence of Testosterone Therapy The discovery and isolation of testosterone undoubtedly contributed to the...
... the inventor ofthe Web. What Is the Semantic Web? Tim Berners-Lee has a two-part vision forthefutureofthe Web. The first partis to make theWeb a more collaborative medium. The second part ... thatvision. Explains the general framework for achieving the Semantic Web, why we need the Semantic Web, and how the key technologies in the rest of the book fit into the Semantic Web. This chapter ... the inventor of Ethernet, stated that the usefulness of a network equals the square ofthe number of users. Intuitively, the value of anetwork rises exponentially by the number of computers...
... understanding the practical use of a Semantic Web that lies beneath the covers of our tradi-tional Web. In the previous chapter, we discussed the “what” ofthe Semantic Web. This chapter examines the ... the inventor of Ethernet, stated that the usefulness of a network equals the square ofthe number of users. Intuitively, the value of anetwork rises exponentially by the number of computers ... codeChapter 330 Web before understanding the network effect. Tim Berners-Lee’s firstexample ofthe utility oftheWeb was to put a Web server on a mainframeand have the key information the people...
... involved. The next sectionsdiscuss the business caseforWeb services, some ofthe technical details, and avision forWeb services in the future. Why Use Web Services?You’ve heard the hype. ... over the next 10 years with the advent ofthe Semantic Web. Lastly, we turned a critical eye on the current state of XML meta data and whyit is not enough to fulfill the goals ofthe Semantic Web. ... whatever they have agreed on has a big future. In theWeb ser-vices arena, this is exactly what has happened. The development ofthe openstandards forWeb services has been an open-industry effort,...
... workers), one ofthe two less successfuldid improve on par with the average ofthe otherfour, but the other unsuccessfu l plant actuallyexperienced a reduction of productivity of 20%. (The six plants ... thatinternal distribution of information is triggered by the view on the relevance ofthe information, the power ofthe recipient, the level of workload andresources available. In comparison, this ... cf.Cohen and Levinthal, 1990). Furthermore, the value of the stocks of knowledge at the source is a poten-tial factor. The more valuable it is, the more likely itis that the recipient will attempt...
... dynamics ofthe food system, particularly in the expanding markets of eastern Europe, needs further ex-ploration and the evolution ofthe food supply, particularly the price and availability of different ... northern Europe. In the past four decades, the supply of beer has increased within the EU, whereas that of wine has decreased. These data indicate that both factors conducive to the risk of ... message about the value of these foods and their impact on health – indeed, the threat of taxation may itself be a signal to commercial producers that they should review their product formulations....
... Applicators were also asked about whether they have felt uncomfortable after spraying during the last cropping season. There were 46% of them in Hanoi city and 65% of those in Thai Binh province ... at examining perception of pesticide risks and the current status of human and environmental risks caused by pesticides in thethe selected distinct case studies of vegetable production in ... local people’s perception of pesticide risks and the current status of human and environmental risks caused by pesticides in thethe selected distinct case studies of vegetable production in...
... the definition of Rn, this completes the proof of (a) forthe labeled case. In the unlabeled case, A[k](x) equals the partition generating function p(x) times finitely many factors of the form ... ofthe surface, B depends on the type of map, andA depends on both the type of map and the surface. See [22] for a proof of (7) for the unrooted case and for further references.Zvonkin [28, ... ρinf=0,andρsup=1.Proof:SetEn=[τ(n)/n2Rn] forthe convergent cases,[n!/(ln n)1/4] forthe R = ∞ case, [exp(n3/4)] forthe unlabeled R = 1 case, [τ(n)/Rn] forthe remaining...
... to the blood flow [8-10]. In thecaseof ourpatient, the combination of an initial endothelial lesion,intermittent haemostasis during surgery, and further arte-rial trauma as a result of fracture ... from this case report. Writteninformed consent was obtained from the patient for pub-lication of this case report and any accompanying images.A copy ofthe written consent is available for review ... carried out the duplex-sonography andparticipated in the radiologic diagnosis. MT. GH partici-pated in thedesignofthe study and performed the coor-dination and helped to draft the manuscript....