Sentence examples for pure sample from inspiring English sources

In 1827 Wöhler prepared the first pure sample of aluminum.

The photophysical comparison between pure sample and composite sample was performed.

Then, in a first, in 1940, scientists at Columbia used the machine to fire subatomic particles at a very pure sample of uranium and identified its fissionable form.

To isolate a pure sample of this gas, he tried heating different substances, such as mercury oxide, and black magnesia.

The thermal characteristics of pure sample and water added sample were studied.

Moreover, the melting point of UF4 was revised using a pure sample and a new value is suggested.

spectroscopic characterization of a nearly pure sample of the cyclic tetrameric nitro species isolated from pyrolysed polynimmo using column chromatography.

To be sure that the chemical is what they think it is, researchers would ideally compare their findings with a mass-spectrometer reading of a clean, pure sample — a reference standard.

A major hurdle to studying many bacteria that can't be cultured has been the difficulty of creating a pure sample of a single bacterial cell's genome that is large enough to sequence.

High resolution FTIR spectra have been recorded near room temperature, using a specially designed cell and an isotopically pure sample of 102RuO4.

The XRD results indicated that the lattice constants of doped samples were slightly smaller than that of the pure sample due to Cu incorporation.