نتایج جستجو برای: t 1800

تعداد نتایج: 710498  

Journal: :The William and Mary Quarterly 1942

Journal: :Historical Archaeology 1967

Journal: :Postgraduate Medical Journal 1997

Journal: :Historical Research 2005

1998
Samim Erhan Peter E. Schlein

We show that a triple-Regge parametrization of inclusive single diffraction agrees with the data in the following two domains: (a) ξ > 0.03 at all t, (b) |t| > 1 GeV2 at all ξ. Since the triple-Regge parametrization fails when applied to the full ξ–t range of the total single-diffractive cross section, we conclude that damping occurs only at low–ξ and low–|t|. We give a (“toy”) parametrization ...

Journal: :Energies 2021

Additively manufactured soft magnetic Fe-3.7%w.t.Si toroidal samples with solid and novel partitioned cross-sectional geometries are characterized through measurements. This study focuses on the effect of air gaps annealing temperature AC core losses at 50 Hz frequency. In addition, DC electromagnetic material properties presented, showing comparable results to conventional other 3D-printed, hi...

Journal: :Revista de Ciencias Agrícolas 2021

In the coffee zone of town La Unión- Nariño, native or introduced trees are associated with productive systems farms, mainly because they provide shade for crops, where particular aspects such as species biodiversity and silvicultural management unknown. With aim knowing woody common use cultural importance, a semi structured survey was applied to 100 growers who were selected at random aleator...

Journal: :Physical chemistry chemical physics : PCCP 2011
Xueliang Yang John H Kiefer Robert S Tranter

The pyrolysis of ethylene glycol vinyl ether (EGVE), an initial product of 1,4-dioxane dissociation, was examined in a diaphragmless shock tube (DFST) using laser schlieren densitometry (LS) at 57 ± 2 and 122 ± 3 Torr over 1200-1800 K. DFST/time-of-flight mass spectrometry experiments were also performed to identify reaction products. EGVE was found to dissociate via two channels: (1) a molecul...

Journal: :JAMA internal medicine 2014
Barbara J Mason Susan Quello Vivian Goodell Farhad Shadan Mark Kyle Adnan Begovic

IMPORTANCE Approved medications for alcohol dependence are prescribed for less than 9% of US alcoholics. OBJECTIVE To determine if gabapentin, a widely prescribed generic calcium channel/γ-aminobutyric acid-modulating medication, increases rates of sustained abstinence and no heavy drinking and decreases alcohol-related insomnia, dysphoria, and craving, in a dose-dependent manner. DESIGN, P...

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