Sentence examples for and isotopes in the from inspiring English sources

In particular he studied the distribution of elements and isotopes in the Earth systems with emphasis on the use abundances and isotopic ratios in defining the interaction between different reservoirs (mantle, crust, atmosphere ad hydrosphere).

He was also a pioneer in geochemistry the measurement and study of the distribution and migration of the chemical elements and isotopes in the Earth's crust.

To identify processes and quantify fluxes that control the distributions of key trace elements and isotopes in the ocean, and to establish the sensitivity of these distributions to changing environmental conditions.

Trace elements and isotopes in the zircons revealed that the magmas in which the younger Icelandic zircons grew were much hotter than those of the ancient Hadean zircons.

Scientists examined the underwater terrain and levels of carbon, oxygen, and strontium isotopes in the structures to figure out how they formed.

The method takes advantage of varying levels of carbon and hydrogen isotopes in the soil, water, and vegetation at different latitudes.

Ivany and Buck next measured the ratios of carbon and oxygen isotopes in the shells, which indicated that the clams grew in the winter, when food was scarce, and stopped growing in the summer, when food was plentiful.

In 2011, experiments were conducted to create ununtrium, flerovium, and ununpentium isotopes in the reactions between calcium-48 projectiles and targets of americium-243 and plutonium-244.

So the researchers, working at Dartmouth and the Smithsonian Institution, tried a novel approach, analyzing ratios of carbon and hydrogen isotopes in the birds' feathers.

Fitzsimmons, J. N. et al. Dissolved iron and iron isotopes in the southeastern Pacific Ocean.

The International Atomic Energy Agency began tracking hydrogen and oxygen isotopes in the 1950s while looking for nuclear contamination in rain.