Sentences with phrase «contain hydrogen gas»

At the heart of the Compass tokamak reactor is a doughnut - shaped chamber containing hydrogen gas.

Not exact matches

A molecular cloud is an interstellar cloud of dust, gas, and a variety of molecules ranging from molecular hydrogen (H2) to complex, carbon - containing organics.

Hydrogen atoms contained in water readily bond with the heavy isotope to form hydrochloric acid gas, which then leaks into space — leaving more of the lighter isotope behind.

KISSIMMEE, Fla. — A newly discovered gas cloud contains hydrogen and helium but virtually nothing else.

The PCU contains four cylinders, in which hydrogen gas expands and contracts to move pistons.

Using the Very Large Array of the National Radio Astronomy Observatory in the US, the team observed radio emission from hydrogen in a distant galaxy and found that it would have contained billions of young, massive stars surrounded by clouds of hydrogen gas.

The cloud consists of ionized gas, or plasma, and contains the elements hydrogen, helium, and oxygen, along with heavier elements that were generated during the blast itself.

The big bang produced only hydrogen, helium, and a little lithium, and gas clouds containing only these elements can't cool.

To avoid that problem, McGaugh gathered data from various sources on 47 galaxies that contain more hydrogen gas than stars.

Because hydrogen fluoride molecules break down at high temperatures, the spectra of warmer stars show less of the gas than those of cooler ones do — even if the warmer stars contain just as much fluorine.

Contrary to popular understanding, outer space is not completely empty (i.e. a perfect vacuum) but contains a low density of particles, predominantly hydrogen gas, as well as electromagnetic radiation.

Astronomers discovered this gas long ago because it contains hydrogen, the most abundant element in space.

Immense heat, pressure and magnetic fields ionise and contain the gas, turning it into a plasma in which hydrogen nuclei fuse to form helium nuclei, releasing energy.

Furthermore, if the electrons react only with water at the cathode, they generate hydrogen gas — which contains enough energy to fuel the extra voltage requirements.

Previously, researchers were focused on developing hydrogen - containing liquids or compressing it in gas form.

Furthermore, it is likely that Miller and Urey erred by simulating Earth's early atmosphere with gases containing hydrogen, which reacts easily, as opposed to carbon dioxide, a gas that is far less reactive but was probably far more plentiful at the time.

The airship consists of a trussed aluminium frame having tapered ends, containing 17 separate gas bags filled with hydrogen.

The geologist started to investigate the idea three years ago, and last year produced gas containing a greater proportion of methane by heating a mixture of large hydrocarbon molecules, hydrogen and carbon - rich rocks to 190 °C for several days.

Third, the solar wind — a thin stream of electrically conducting gas continuously blown off the surface of the Sun — contains the elements used to make amino acids, such as hydrogen, carbon, and nitrogen.

The Milky Way (like other spiral galaxies) is surrounded by a large halo region which contains globular clusters, large clouds of hydrogen gas, and a huge mass of the mysterious dark matter.

H II regions consist primarily of hydrogen, but they also contain measurable amounts of other gases.

Stars that contain a larger fraction of heavy elements (i.e., any element aside from hydrogen and helium) are more likely to possess detectable gas giant planets.

The results quantify the nature of gas molecules containing carbon, hydrogen, and sulfur in the earliest atmosphere, but they shed no light on the much later rise of free oxygen in the air.

Earth's atmosphere contains a lot of oxygen, but hydrogen gas is scarce.

The smell is caused by a gas called hydrogen sulphide usually contained in sulfur proteins found in some foods and is released when they are broken down by sulfur reducing microbes in the stomach or small intestine.

The odor comes from sulfur - containing gases like hydrogen sulfide.

As in humans, sulphur - containing gasses (especially hydrogen sulphide) are the main cause of the malodour in dog flatus (Collins et al. 2001).

But that's not in the designs I see pictured, which are self - contained Stirling engines using hydrogen gas, a sealed system; heat it, use the hot gas for work, cool the gas, return it.

The project also improves the air quality in the region by reducing the amount of pollutants emissions contained in the landfill gas such as hydrogen sulphide which an cause nausea, delirium, headaches, and skin and eye irritation.

Hydrogen from gas heats the tar sands so the viscous form of petroleum it contains, known as bitumen, can be liquefied and pumped out of the ground.

China faces bigger air pollution risks since its shale gas deposits generally contain more poisonous hydrogen sulfide than U.S. deposits.

Even Jupiter, with its massive predominance of Helium and Hydrogen contain plenty of IR - active gases to facilitate LTE through thermalization reactions (collisions).