Sentence examples for samples has been done from inspiring English sources

The structural characterization of the samples has been done using room temperature X-ray diffraction (XRD), scanning electron microscopy (SEM) and transmission electron microscopy (TEM).

The physicochemical analysis of wastewater samples has been done before and after the treatment with the two filter media, using standard methods (APHA 2005).

The calculation of SEM in case of average of multiple samples has been done as described in [ 118].

Preamplification of RNA samples has been done by others with good correlation of quantitative PCR results using RNA that has and has not been preamplified [ 9].

Numerical calculations (necessary for thick samples) have been done and some interesting results are shown.

No fractionation of the samples had been done other than the removal of larger stones and particles in accordance with the procedure in the standards for analyses.

Ninety percent of the ocean is below 200 meters, but not much is known about life in the deep sea; expensive research sampling has been done in about 1 percent of this vast area.

It is, however, premature to conclude that seawalls support similar assemblages to rocky shores until more intensive sampling has been done, specifically to search for rare species.

The schematic picture of the PL process in this green MQW LED sample has been done to illustrate the above measured results systematically.

Sampling has been done for the month of May summerr) 2011, August (rainy) 2011 and December winter 201111 to get an idea of the seasonal variation of the heavy metal concentrations.

Optimization of temperature, type of microextraction fiber and volume of sample has been done by means of a mixed-level categorical experimental design, which allows to study main effects and second order interactions.