Sentence examples for blank specimen from inspiring English sources

A weak peak appeared at 1471 cm−1 in the IR spectrum of surface products of blank specimen is due to the existence of ferroxyhite phase associated with the amorphous ferric oxide on the steel surface.

The roughness parameters for the bare metal specimen were very low due to the smoothness of the surface when compared to the blank specimen, which was in continuous reaction with the aggressive medium.

The paint film inoculated with Trychoderma pseudokoningii (see EO@Tp in Fig. 8b) presented a IR spectrum close to that of the blank specimen with maximum of α-helix conformation at 1648 cm−1 and β-sheet sub-band overlapped by the plateau appearing at 1595 1585 cm−1 ascribed to the carboxylate stretching band from verdigris and Cu-carboxylate complexes.

Besides, logs installed as replacements during rehabilitation in 2002 were also tested and used as blank specimens.

Topography of bare specimen, blank, specimens treated with 0.5 mM CPFASC and NPFASC in 1 M HCl for 24 h are given in Fig. 13a d, respectively.

When analyzing the topography of the metal specimens which were in contact with the organic molecules, it is understandable that the roughness parameters lie between the parameters of bare and blank specimens.

The LOQ (signal-to-noise ratio ≥10) was around 0.5 ng/ml or g.> -wrap-foot> aIf y equals 0, the pre-existing concentration (x) can be calculated as a minus value Because we employed the standard addition method for quantitation, without the use of blank specimens, it was impossible to present the usual accuracy and precision data.

Blank urine specimens spiked with TCA were used as external calibrations.

This paper describes the results of analytical work undertaken to investigate factors that can influence the magnitude and distribution of residual stresses retained in fracture mechanics specimen blanks extracted from as-welded ferritic and austenitic stainless steel plates.

The results indicate that significant levels of residual stress can be retained in specimen blanks prior to notching, and that the magnitude and distribution of stress is dependent upon material properties, specimen geometry and size, and extraction location through the thickness of the weld.

Limits of detection were calculated as three times the standard deviation of near-zero or blank quality control specimens.