995 resultados para 1995_01270355 TM-56 4302606


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Vorbesitzer: Abraham Merzbacher

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Vorbesitzer: Johann Qwentin von Ortenberg; Jungo Frosch; Bartholomaeusstift Frankfurt am Main

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The design of upconversion phosphors with higher quantum yield requires a deeper understanding of the detailed energy transfer and upconversion processes between active ions inside the material. Rate equations can model those processes by describing the populations of the energy levels of the ions as a function of time. However, this model presents some drawbacks: energy migration is assumed to be infinitely fast, it does not determine the detailed interaction mechanism (multipolar or exchange), and it only provides the macroscopic averaged parameters of interaction. Hence, a rate equation model with the same parameters cannot correctly predict the time evolution of upconverted emission and power dependence under a wide range of concentrations of active ions. We present a model that combines information about the host material lattice, the concentration of active ions, and a microscopic rate equation system. The extent of energy migration is correctly taken into account because the energy transfer processes are described on the level of the individual ions. This model predicts the decay curves, concentration, and excitation power dependences of the emission. This detailed information can be used to predict the optimal concentration that results in the maximum upconverted emission.

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OBJECTIVE In 2013, Mozambique adopted Option B+, universal lifelong antiretroviral therapy (ART) for all pregnant and lactating women, as national strategy for prevention of mother-to-child transmission of HIV. We analyzed retention in care of pregnant and lactating women starting Option B+ in rural northern Mozambique. METHODS We compared ART outcomes in pregnant ("B+pregnant"), lactating ("B+lactating") and non-pregnant-non-lactating women of childbearing age starting ART after clinical and/or immunological criteria ("own health") between July 2013 and June 2014. Lost to follow-up was defined as no contact >180 days after the last visit. Multivariable competing risk models were adjusted for type of facility (type 1 vs. peripheral type 2 health center), age, WHO stage and time from HIV diagnosis to ART. RESULTS Over 333 person-years of follow-up (of 243 "B+pregnant", 65″B+lactating" and 317 "own health" women), 3.7% of women died and 48.5% were lost to follow-up. "B+pregnant" and "B+lactating" women were more likely to be lost in the first year (57% vs. 56.9% vs. 31.6%; p<0.001) and to have no follow-up after the first visit (42.4% vs. 29.2% vs. 16.4%; p<0.001) than "own health" women. In adjusted analyses, risk of being lost to follow-up was higher in "B+pregnant" (adjusted subhazard ratio [asHR]: 2.77; 95% CI: 2.18-3.50; p<0.001) and "B+lactating" (asHR: 1.94; 95% CI: 1.37-2.74; p<0.001). Type 2 health center was the only additional significant risk factor for loss to follow-up. CONCLUSIONS Retaining pregnant and lactating women in option B+ ART was poor; losses to follow-up were mainly early. The success of Option B+ for prevention of mother-to-child transmission of HIV in rural settings with weak health systems will depend on specific improvements in counseling and retention measures, especially at the beginning of treatment. This article is protected by copyright. All rights reserved.

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Vorbesitzer: Ratsbibliothek Frankfurt am Main

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Vorbesitzer: Petrus Scriptoris de Seligenstadt; Dominikanerkloster Frankfurt am Main

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12 Briefe zwischen Anna Weil und Max Horkheimer, 1935-1936; 82 Briefe und Beilage zwischen Felix Weil, Margot de Weil und Max Horkheimer, 1934-1941; 1 Brief von D. Charnass an Felix Weil, 25.04.1936; 4 Briefe zwischen Dolson Wood Company und Max Horkheimer, 16.05.1941, 19.05.1941; 1 Brief von Max Horkheimer an das American Consul General Havana, 21.03.1941; 1 Brief von Max Horkheimer an Byron H. Uhl, 07.01.1941; 2 Brief zwischen Dorothy B. Padwa und Max Horkheimer, 01.03.1940, 05.03.1940; 1 Brief von Max Horkheimer an Collector of Customs, 08.10.1938; 1 Brief von D. Charnass an Felix Weil, 25.04.1936; 2 Briefe zwischen D. Charnass und Charles Rosenheck, 25.04.1936; 1 Zeugnis von The State Education Department an Charles Rosenheck, 25.04.1936; 1 Zeugniskopie, 24.04.1936; 1 Brief von Charles Rosenheck über Felix Weil, 23.04.1936; 1 Bescheinigung von Albert Marinelli, 24.04.1936; 3 Briefe zwischen George Weil und Max Horkheimer, 22.02.1937, 1937; 2 Briefe zwischen Georg Weil und Max Horkheimer, 06.04.1942, 08.04.1942; 1 Brief von Hans Weil an Max Horkheimer, 01.01.1939; 2 Briefe von Max Horkheimer an Duggan; 1 Brief und Beilage von Hans Weil an Paul Tillich, 11.10.1940; 1 Brief von Max Horkheimer an Hilde Frankel, 12.10.1940; 3 Briefe und 1 Beilage Juliana Weil, 06.06.1936, 1936; 1 Brief von Weinbaum an Max Horkheimer; 2 Briefe zwischen Jacob Weinberger und Max Horkheimer, 20.02.1946, 28.02.1946; 2 Briefe zwischen Ria Weinig, Margit Weinig und Max Horkheimer, 20.07.1949, 29.07.1949; 1 Brief und Beilage von B. Weinryb an Max Horkheimer, 04.03.1941; 1 Brief von Philipp Weintraub an Max Horkheimer, 20.11.1937;

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u.a.: Kritik an Immanuel Kant; Herausgeber der Publikation "Spekulation seit Kant"; historische Methode; Biographie Schopenhauers; Gottfried Wilhelm Leibnitz; Friedrich Wilhelm Joseph Schelling; Immanuel Kant;

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Stoltze: Auftrag der Besorgung von Trommeltauben, Schriftstellerischer Ruf, Plan eines Besuchs in Darmstadt

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Trägerband: "Aus ms. 60", vermutlich Ms. Barth. 60; Vorbesitzer: Bartholomaeusstift Frankfurt am Main