Sentence examples for helium atmosphere from inspiring English sources
Between every plasma treatment step, the samples are either kept in the plasma chamber at 5.0 kPa under helium atmosphere or are exposed to humid air at atmospheric pressure.
A large panel of gadgets and experimental arrangements have been designed such as a multi-detector set-up operating in helium atmosphere to extend the range of measured elements, a nuclear microprobe at atmospheric pressure for the study of microscopic details or a reliable beam monitoring system.
The film has a good, or good-ish, idea: how a certain type of Casanova might be able to harness the strange helium atmosphere of a wedding and bodysurf someone into bed on a wave of high spirits.
iPhones Helium is used to cool the magnets used to make semiconductors for mobile phones, and fibre-optic cables are made in a helium atmosphere to stop bubbles getting trapped.
In 1990 physicists Donald R. Huffman of the United States and Wolfgang Krätschmer of Germany announced a simple technique for producing macroscopic quantities of fullerenes, using an electric arc between two graphite rods in a helium atmosphere to vaporize carbon.
What happens there is that for radii between 1.5 and two Earth radii, the planet becomes massive enough that it starts to accumulate a very thick hydrogen and helium atmosphere, so it starts to resemble the gas giants of our solar system rather than anything else that we see as terrestrial".
KOI-314c is likely surrounded by a hydrogen-helium atmosphere hundreds of miles thick, researchers said.
Low-mass low-density planets could be ocean planets or super-Earths with a remnant hydrogen atmosphere, or hot planets with a steam atmosphere, or mini-Neptunes with a hydrogen-helium atmosphere.
The sample was pretreated prior to the chemisorption experiment by flushing nitrogen for 10 min at 35 °C, oxidizing the sample in a 10 %-oxygen-in-helium atmosphere at varying temperatures (10 °C min−1 ramp) for 240 min, a reducing treatment in hydrogen at varying temperatures (10 °C min−1) for 240 min, and evacuating (5 μm Hg) for 60 min at reaction temperature.
Its low density, comparable to that of Saturn, suggests that Kepler-11d has a large hydrogen helium atmosphere.
It is the second planet from its star, and is most likely a water planet with a thin hydrogen helium atmosphere.
