نتایج جستجو برای: dma

تعداد نتایج: 2516  

Journal: :Physical review letters 2005
W de Boer C Sander V Zhukov A V Gladyshev D I Kazakov

Elsaesser and Mannheim [1] fit a contribution of Dark Matter Annihilation (DMA) to the extragalactic contribution of the galactic diffuse gamma ray flux, as deduced from the EGRET data by Strong, Moskalenko and Reimer [2]. FIG. 1: The extragalactic flux of diffuse gamma rays compared with a simple power low (thick (black) line) and the sum of a steeply falling background plus a WIMP annihilatio...

Journal: :Social Science Research Network 2021

The CERRE Report makes recommendations to make the Digital Markets Act, recently proposed by European Commission regulate large digital platforms, more resilent and effective. To do so, report, recommends (1) clarity on objectives of DMA, specifically meaning contestability fairness: (2) focus scope minimise risks over under inclusiveness; (3) a better balance between ‘administrability’ flexibi...

2001
Sebastian Abeck Christian Mayerl Martin Schauer Dirk Feuerhelm Lars Dolling

Der Beitrag beschreibt eine im Rahmen von Forschungsund Industrieprojekten entstandene Dienstmanagementarchitektur (DMA), durch die bestehende standardisierte Managementarchitekturen erweitert werden. Aufbauend auf den Konzepten zur Überwachung und Steuerung von Netz-, System und Anwendungskomponenten integriert die DMA Werkzeuge, die einen Betreiber bei der Einhaltung von Dienstleistungsverein...

Journal: :Chemical communications 2014
In-Hyeok Park Raghavender Medishetty Shim Sung Lee Jagadese J Vittal

Alternate bpeb ligands in the polyrotaxane 2D coordination polymer [Cd(bpeb)(sdb)]·DMA (1) selectively undergo polymerization via a [2+2] cycloaddition reaction to form a polyrotaxane based 3D structure [Cd(bpeb)0.5(poly-bppcb)0.5(sdb)]·DMA (2) in a single-crystal-to-single-crystal manner.

2017
Shivaram P. Arunachalam Phillip J. Rossman Arvin Arani David S. Lake Kevin J. Glaser Joshua D. Trzasko Armando Manduca Kiaran P. McGee Richard L. Ehman Philip A. Araoz

PURPOSE Magnetic resonance elastography (MRE) is a rapidly growing noninvasive imaging technique for measuring tissue mechanical properties in vivo. Previous studies have compared two-dimensional MRE measurements with material properties from dynamic mechanical analysis (DMA) devices that were limited in frequency range. Advanced DMA technology now allows broad frequency range testing, and thre...

Journal: :Archives of internal medicine 2004
Richard W Grant Kathleen M O'Leary Jeffrey B Weilburg Daniel E Singer James B Meigs

BACKGROUND Effective therapy for chronic illness requires daily medication adherence (DMA) for prolonged periods. Overall medical regimen complexity may represent one barrier to successful adherence. METHODS To assess the relationship between the number of concurrently prescribed medicines and adherence to 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitors (statins), we analyzed a coh...

2017
Anne E. Nigra Keeve E. Nachman David C. Love Maria Grau-Perez Ana Navas-Acien

BACKGROUND Arsenicals (roxarsone and nitarsone) used in poultry production likely increase inorganic arsenic (iAs), monomethylarsonic acid (MMA), dimethylarsinic acid (DMA), and roxarsone or nitarsone concentrations in poultry meat. However, the association between poultry intake and exposure to these arsenic species, as reflected in elevated urinary arsenic concentrations, is unknown. OBJECT...

Journal: :Environmental Health Perspectives 1996
C Hopenhayn-Rich M L Biggs D A Kalman L E Moore A H Smith

Inorganic arsenic (In-As), an occupational and environmental human carcinogen, undergoes biomethylation to monomethylarsonate (MMA) and dimethylarsinate (DMA). It has been proposed that saturation of methylation capacity at high exposure levels may lead to a threshold for the carcinogenicity of In-As. The relative distribution of urinary In-As, MMA, and DMA is used as a measure of human methyla...

Journal: :Carcinogenesis 2003
Elsayed I Salim Hideki Wanibuchi Keiichirou Morimura Min Wei Makoto Mitsuhashi Kaoru Yoshida Ginji Endo Shoji Fukushima

There is abundant epidemiological evidence that arsenic is an environmental carcinogen related to human cancers of the skin, lung, liver and urinary bladder, in particular. Dimethylarsinic acid (DMA) has also been reported to act as a carcinogen/or a promoter in rat models. To elucidate molecular mechanisms, we conducted an 18 month carcinogenicity study of DMA in p53 heterozygous (+/-) knockou...

2010
Xuezhi Cui

The difference map algorithm (DMA) is originally designed to find the global optimal solution to nonconvex problems. The main feature of DMA is that it can avoid the stagnation, (which always occurs when applying the alternating projection method (APM) on nonconvex problems so that APM is trapped at local minimized point and fail to find the global optimal solution.) and converge to the global ...

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