Sentence examples for a sample of natural from inspiring English sources

This is based on the claim in 2006 that two isotopes of roentgenium (261 and 265) were detected in a sample of natural gold -- which is roentgenium's "little sister" element, occurring immediately above it on the periodic table.

A sample of natural commercial graphite from Kropfmühl AG (Germany) has been included because graphite (igneous or as aggregates) has been detected in most enstatite chondrites (Rubin 1997).

Three years after treatment, a sample of natural and planted white pine seedlings was harvested to characterize growth and nutrient uptake.

The difference between activated clay and the natural clay was most clearly seen when the clays were examined by TEM. Figure 12 shows electron micrographs of a sample of natural and activated clay.

These studies showed that upon mixing of a sample of natural 2 (retention time=3.3 min) with 2 a, an increase in the size of the peak at 3.3 min was observed, whereas doping of natural 2 with 2 b led to the appearance of a different peak with a retention time of 3.6 min.

These relationships seemed entirely transitive among the Winters lines - which were isogenised immediately upon collection from nature, and represent a sample of the natural variation present in a single population.

Although the nasopharyngeal sampling in these studies was designed to recover primarily the major microbial colonizers of the nasopharyngeal space, such as Streptococcus pneumoniae, Haemophilus influenzae, and Moraxella catarrhalis, the method also picks up a sample of other natural inhabitants of the upper respiratory tract - such as S. aureus.

The genotype proportions predicted for normal and LRR-rich all-hybrid populations matched available field data from a large sample of natural Swedish ponds and a subsample of LRR-rich ponds, respectively.

In data gathered from a similar sample of natural history museum visitors prior to the installation of the exhibition (Evans et al. 2010), one of the more interesting findings was that visitors did not spontaneously apply evolutionary explanations across a range of organisms; they were much more likely to apply them to birds and mammals than to the other species.

Our sample included most Tanganyikan species for which detailed phylogenetic information is available, and provides a representative sample of natural variation in the lake, including 7 out of the 12 tribes into which Tanganyikan cichlids have been grouped [44].

Our sample included most Tanganyikan species for which detailed phylogenetic information is available, and provides a representative sample of natural variation in the lake, including 7 out of the 12 tribes into which Tanganyikan cichlids have been grouped [ 38].