Sentence examples for been studied at several from inspiring English sources
In order to abate diesel soot particles many catalysts have been studied at several industrial and academic laboratories.
The kinetics of the chlorine evolution on carbon from a silver chloride melt have been studied at several temperatures using the steady state method and galvanostatic methods.
The temperature dependence of the impedance spectra of Prussian Blue films has been studied at several stabilization potentials between the totally reduced form, Everitt's Salt, and the mixed-valence form, Prussian Blue.
Historical and paleo-tsunami deposits along the Sanriku Coast have been studied at several sites by The Headquarters for Earthquake Research Promotion (2006; 2008; 2009; 2009; and 2010), Haraguchi et al. (2006a, b; 2007), Haraguchi and Goya (2007), Imaizumi et al. (2007), Torii et al. (2007), and Haraguchi and Ishibe (2009) before the 2011 event.
Asked about potential dangers, Mr. Roco of the National Science Foundation responded that issues of possible adverse effects for air, water and soil are being studied at several of the Nanotech Initiative Centers.
Both half and single cell polarization characteristics were studied at several temperatures and CO partial pressures.
Krummholz and patch forest vegetation are studied at several sites on the east side of the Continental Divide in Glacier National Park, Montana, USA.
Efficiency of the total sampling-extraction process was studied at several concentration levels (1, 5 and 125 μg m−3), obtaining quantitative recoveries, and good precision (RSD < 10%).
Four factors were studied at several levels: EPS type (two levels), EPS content (two levels), admixtures mix (three levels) and cement type (three levels).
The efficiency of the extraction process was studied at several analyte concentration levels obtaining high recoveries (>80% in most cases) for different types of full-fat milks.
The electronic absorption spectra, resonance light scattering and fluorescence quenching of aluminum chloride phthalocyanine in water/ethanol mixtures were studied at several concentrations.
