Sentence examples for periodical variations from inspiring English sources

They usually undergo cyclic wetting and drying processes due to the periodical variations in moist conditions.

The correlation coefficient R between Ne and Te also showed semi-annual periodical variations during 2005 2010.

The solar activity induces long term and short term periodical variations in the dynamics and composition of Earth's atmosphere.

A deep investigation has been carried out about the behaviour of a reverse-flow combustor for the treatment of low-VOC concentration waste gases, in the presence of periodical variations in the feed characteristics.

As of 1988, observations ruled out any periodical variations attributable to massive planets around Tau Ceti inside of Jupiter-like distances.

17 39 44 Periodical variations in hormones concentrations are well established in different species and matrices.

Therefore the aims of the study were to look for such periodic operation conditions in which a periodical variation of the liquid stream leads to an improvement in reactor performance and to a mathematical model for the simulation and explanation of the observed effects.

Such periodical variation of the peak could be approximated with a sine curve.

The inhomogeneity of the foundation is caused by a slight periodical variation of the foundation stiffness.

SIMS characterizations of the intensity variations of the ejected secondary ions of the present elements as a function of sputtering time of the primary ion beam exhibit that there is a periodical variation of the intensity of O ion and Ti ion with the sputtering time (Figure 2), while the intensity of C ion exhibits an inverse periodical variation with the sputtering time.

The sequential spatial color-patterns obtained in steady periodical variation process were similar to the transitional color patterns observed in the decolorization process.