نتایج جستجو برای: permeability index

تعداد نتایج: 444814  

Journal: :journal of petroleum science and technology 2015
farhad khoshbakht mohammad mohammadnia ali akbar rahimibahar yousef beiraghdar

permeability can be directly measured using cores taken from the reservoir in the laboratory. due to high cost associated with coring, cores are available in a limited number of wells in a field. many empirical models, statistical methods, and intelligent techniques were suggested to predict permeability in un-cored wells from easy-to-obtain and frequent data such as wireline logs. the main obj...

Journal: :Annals of neurology 1986
K L Black J T Hoff J E McGillicuddy S S Gebarski

Leukotrienes are pharmacologically active compounds that promote vascular permeability. In this study we sought to determine whether tissue leukotriene-like immunoreactivity was increased in intracranial tumors associated with peritumoral edema. In 20 patients undergoing craniotomy tissue specimens were immediately frozen after removal and tissue leukotriene C4 levels were determined by radioim...

2003
David R. Smith Pavel Kolinko David Schurig

Initial experiments on wedge samples composed of isotropic metamaterials with simultaneously negative permittivity and permeability have indicated that electromagnetic radiation can be negatively refracted. In more recently reported experiments [Phys. Rev. Lett. 90, 1074011 (2003)], indefinite metamaterial samples, for which the permittivity and permeability tensors are negative along only cert...

2013
Snehalata V. Gajbhiye Neelam A. Manjrekar

Objectives-To evaluate anti-inflammatory activity of rosiglitazone in the acute and chronic models of inflammation. Also to determine ulcerogenic potential on gastric mucosa in Wistar rats in comparison with diclofenac. Methodology-Anti-inflammatory effects of rosiglitazone in the dose of 1, 3 and 10 mg/kg b.wt., i.p were studied in acetic acid-induced peritoneal capillary permeability model in...

2011
Scott M. Rudolph Kamal Sarabandi

Broadband, Volumetric Negative-Refractive-Index Media by Scott M. Rudolph Chair: Anthony Grbic Since their invention, negative-refractive-index (NRI) media have been plagued by three primary limitations: narrow bandwidth, high loss and polarization dependence. In this thesis, each of these problems is addressed. First, a new metamaterial topology that achieves negative permeability over a broad...

Journal: :Earth 2022

Land-use changes adversely may impact ecological entities and humans by affecting the water cycle, environmental changes, energy balance at global regional scales. Like many megaregions in fast emerging countries, Tamil Nadu, one of largest states most urbanized (49%) industrial hubs India, has experienced extensive landuse landcover change (LULC). However, extent level landscape associated wit...

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