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Category: Research

Download Three decades of research using IGISOL technique at the by H. Penttilä (auth.), Juha Äystö, Tommi Eronen, Ari Jokinen, PDF

By H. Penttilä (auth.), Juha Äystö, Tommi Eronen, Ari Jokinen, Anu Kankainen, Iain D. Moore, Heikki Penttilä (eds.)

The IGISOL team on the college of Jyväskyla stories the houses of nuclei far flung the road of beta balance. those experiences are played in the neighborhood on the Jyväskylä Ion consultant Isotope Separator online (IGISOL) facility, in addition to at a couple of different laboratories corresponding to the ISOLDE facility in CERN, at GANIL and in Helmholzzentrum GSI, the positioning of the long run radioactive beam facility reasonable. the gang is additionally actively interested by paintings to help the improvement of overseas destiny amenities EURISOL and aforementioned reasonable. This e-book provides conscientiously chosen papers to portrait the paintings at IGISOL.

Previously released within the journals Hyperfine Interactions and eu actual magazine A.

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Download Fertilizer sulfur and food production by J.S. Kanwar, Mohinder S. Mudahar PDF

By J.S. Kanwar, Mohinder S. Mudahar

Fertilizer is a crucial component to techniques for increasing foodproduction. The quick development in inhabitants and the widening foodstuff deficits inmany tropical international locations of Asia, Africa, and Latin the USA name awareness to these points of fertilization which have been missed yet are anticipated to yield­ huge financial payoffs sooner or later. Fertilizer sulfur falls into this type. long ago fertilizer sulfur acquired little consciousness from researchers and policymakers considering the fact that sulfur deficiency was once no longer thought of a significant challenge. It was once no longer an issue due to low crop yields, large cropping, and the incidental provide of sulfur via rain, irrigation water, manures, and sulfurcontaining fertilizers. despite the fact that, the location has replaced within the final 3 many years. Moder­ nagriculture in keeping with excessive crop yields, extensive cropping, better crop types, and bigger use of sulfur-free fertilizers and environmental regula­ tions proscribing sulfur emissions are growing huge gaps among sulfur sup­ ply and sulfur standards. Sulfur deficiencies are common and develop­ ing. for that reason, the total strength of a contemporary agricultural procedure in tropical international locations isn't really being discovered. This study attempt effects from the popularity of the seriousness of the sulfur challenge and its hostile influence on nutrition construction in addition to IFDC's commitment to the advance and move of economically ef­ ficient fertilizer expertise to tropical international locations. This learn represents a accomplished research of the technical and fiscal linkages among fer­ tilizer sulfur and nutrients construction, and it presents guidance for destiny instructions in fertilizer sulfur learn and public policy.

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Download An Introduction to Systematic Reviews by David Gough PDF

By David Gough

An creation to Systematic Reviews offers a quick, obtainable and technically up to date booklet protecting the total breadth of techniques to experiences from statistical meta research to meta ethnography. The content material is split into 5 major sections protecting: methods to reviewing; getting begun; collecting and describing examine; appraising and synthesizing facts; and using studies and versions of study use. As systematic stories turn into integrated in lots of extra graduate-level classes this ebook solutions the transforming into call for for a straightforward advisor.

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Download Animal Research and Ethical Conflict: An Analysis of the by Mary T. Phillips PDF

By Mary T. Phillips

This quantity grew out of a undertaking to behavior a survey of the medical literature of the us for goods addressing the e. thical and humane problems with animal experimentation. the unique goal of the survey used to be to supply packground info for the advance of a collection of consultant­ traces for using animals in study then in coaching by way of the recent York Academy of Sciences' advert Hoc Committee on Animal study. ! We quickly learned, besides the fact that, that the survey constituted a helpful source in its personal correct. during this e-book we current the result of the literature survey besides suitable information regarding its legislative and historic con­ textual content. we are hoping that this fabric could be necessary to biomedical researchers grappling with animal welfare difficulties in addition to to social scientists drawn to tracing the evolution of the 20th-century section of the animal learn controversy. The time span lined by way of the survey was once chosen to check the 20-year interval among the passage of the 1st federal Animal Welfare Act in 1966 and the latest laws regulating animal learn, which took impression in the course of 1986. Our research examines this transitional interval during the pages of the clinical literature. in the course of those 2 many years, animal re­ seek within the usa used to be remodeled. Activist animal defense corporations catapulted not easy moral inquiries to nationwide promenade­ inence, throwing the medical community2 into turmoil.

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Download Effiziente Rekonstruktion und alternative Spulentopologien by Tobias Knopp PDF

By Tobias Knopp

Das bildgebende Verfahren Magnetic-Particle-Imaging (MPI) ermöglicht es, die örtliche Verteilung super-paramagnetischer Eisenoxid-Nanopartikel mit hoher räumlicher und zeitlicher Auflösung zu bestimmen.
Tobias Knopp erläutert zunächst die Rekonstruktion von MPI-Daten und entwickelt auf Grundlage eines Modells der MPI-Signalkette eine effiziente Methode zur Bestimmung der Systemmatrix. Für die Rekonstruktion der örtlichen Partikelverteilung nutzt er einen gewichteten, regularisierten Kleinste-Quadrate-Ansatz. Er zeigt, dass durch die Verwendung iterativer Verfahren mit einer speziellen Zeilengewichtung die Rekonstruktionszeit gegenüber direkten Verfahren deutlich verkürzt werden kann. Im zweiten Teil der Arbeit stellt der Autor verschiedene neuartige Spulentopologien vor: Zum einen eine Spulenanordnung, bei der alle felderzeugenden Elemente von nur einer Seite an das Messobjekt herangeführt werden, sodass ein offener Patientenzugang entsteht. Zum anderen eine effiziente Spulentopologie für die Generierung einer rotierenden feldfreien Linie, mit der eine vollkommen neue shape der Bildkodierung mit deutlich höherer Sensitivität realisiert werden kann.

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