Sentences with phrase «oxygen and hydrogen fuel»

The new device relies on a metallic blend of nickel and nickel oxide nanostructures, which help split water into oxygen and hydrogen fuel.

Not exact matches

Elements and compounds below the surface could be used to create fuel, including water, which can be split into useful hydrogen and oxygen.

The reaction requires one part hydrogen and eight parts oxygen (by mass), so the total fuel cost is $ 0.245 / kg.

Lunar water could be used for drinking or its components — hydrogen and oxygen — could be used to manufacture important products on the surface that future visitors to the moon will need, like rocket fuel and breathable air.

The current splits water molecules into oxygen and hydrogen, and bacteria in the water transform carbon dioxide and hydrogen into fuels or other useful chemicals.

Hydrogen gas is a promising alternative energy source to overcome our reliance on carbon - based fuels, and has the benefit of producing only water when it is reacted with oxygen.

Fuel cells generate electrical energy through a chemical reaction of hydrogen and oxygen.

The device uses solar electricity from a photovoltaic panel to power the chemistry that splits water into oxygen and hydrogen, then adds pre-starved microbes to feed on the hydrogen and convert CO2 in the air into alcohol fuels.

And if hydrogen is fed into a fuel - cell stack — a batterylike device that generates electricity from hydrogen and oxygen — it can propel an electric car or truck with only water and heat as by - products [see «On the Road to Fuel - Cell Cars,» by Steven Ashley; Scientific American, March 200And if hydrogen is fed into a fuel - cell stack — a batterylike device that generates electricity from hydrogen and oxygen — it can propel an electric car or truck with only water and heat as by - products [see «On the Road to Fuel - Cell Cars,» by Steven Ashley; Scientific American, March 20fuel - cell stack — a batterylike device that generates electricity from hydrogen and oxygen — it can propel an electric car or truck with only water and heat as by - products [see «On the Road to Fuel - Cell Cars,» by Steven Ashley; Scientific American, March 200and oxygen — it can propel an electric car or truck with only water and heat as by - products [see «On the Road to Fuel - Cell Cars,» by Steven Ashley; Scientific American, March 200and heat as by - products [see «On the Road to Fuel - Cell Cars,» by Steven Ashley; Scientific American, March 20Fuel - Cell Cars,» by Steven Ashley; Scientific American, March 2005].

Using excess energy from renewable energy resources such as solar and wind to split water into oxygen and hydrogen — a process called electrolysis — could be the best solution for creating large supplies of sustainable hydrogen fuel.

Asteroids also contain an abundance of water, which, aside from serving as hydration during space travel, could be used as a shield to protect spaceships from the sun's radiation or to produce hydrogen - and oxygen - based rocket fuels.

They make good fuels because the energy stored in the bonds between carbon and hydrogen is abundant and easy to release in combustion with oxygen.

The lander would refuel on the space station, and would utilize liquid hydrogen fuel, which would come from water molecules broken into their composite oxygen and hydrogen atoms.

Currently, electrolyzers (machines that split water into its constituent hydrogen and oxygen) need a catalyst, namely platinum, to run; ditto fuel cells to recombine that hydrogen with oxygen, which produces electricity.

At night the hydrogen and oxygen could be used by a fuel cell to generate electricity.

A fuel cell converts chemical energy into electricity by reacting hydrogen and oxygen at two different electrodes.

Fuel Cells Electricity from any source, such as solar, wind and even coal, can be used to break up water molecules into their hydrogen and oxygen components in a device called an electrolyzer.

Two - way fuel cells Meanwhile, Versa, a solid oxide fuel cell stack supplier, is working with Boeing and «a large European company» on an innovative reversible SOFC that cycles back and forth between providing power and electrolyzing water into hydrogen and oxygen, Stokes says.

Such initiatives include research focused on more efficient production of gaseous hydrogen fuel by using solar energy to break water down into its components of hydrogen and oxygen.

The rocket has two solid - fuel boosters and a main tank that carries 173 tons of liquid oxygen and hydrogen.

Heat from uncovered fuel could ignite the zirconium cladding, and the super-heated metal could then oxidize steam, releasing hydrogen and oxygen.

Water could also be split into hydrogen and oxygen for use as rocket fuel.

The liquid hydrogen / oxygen (LH2 / LOX) fuel can be used to fill the tanks of manned vehicles travelling between Earth and Mars.

Rechargeable batteries are too heavy for the job, so engineers are planning to try a technology that would use current to separate water into oxygen and hydrogen during the day, and then reverse the process at night via fuel cells to produce electricity.

The oxygen is given off, and the hydrogen is ultimately incorporated into sugars that the plant stores as fuel.

That's because the core of making jet biofuel is much the same as the core of making conventional fuel: hydroprocessing, or the adding of hydrogen to existing hydrocarbons in order to remove oxygen and other impurities as well as build the right molecule.

The shuttle is comprised of three components: the orbiter (the aeroplane - like crew - and cargo - carrying craft that most people think of as the shuttle); a large external tank (ET) that holds the liquid oxygen and liquid hydrogen fuel; and two solid rocket boosters (SRBs) packed with powdered aluminium and rubber fuel.

Platinum is also crucial to the reactions in fuel cells, which combine hydrogen and oxygen to generate electricity.

«We have developed a new type of protective coating that enables a key process in the solar - driven production of fuels to be performed with record efficiency, stability, and effectiveness, and in a system that is intrinsically safe and does not produce explosive mixtures of hydrogen and oxygen,» says Nate Lewis, the George L. Argyros Professor and professor of chemistry at Caltech and a coauthor of a new study, published the week of March 9 in the online issue of the journal the Proceedings of the National Academy of Sciences, that describes the film.

Whereas natural photosynthesis, after multiple reactions, converts water, carbon dioxide and sunlight into oxygen and energy - rich fuels such as sugar, Meyer's version converts water and carbon dioxide into oxygen, hydrogen and carbon monoxide — and the latter can be combined with hydrogen to eventually make a fuel such as methanol.

He added that using solar cells and abundantly available elements to split water into hydrogen and oxygen has enormous potential for reducing the cost of hydrogen production and that the approach could eventually replace the current method, which relies on fossil fuels.

Fuel cells convert chemical energy into electrical energy using hydrogen and oxygen — with water as the only product.

The Russian ministry for atomic energy says hydrogen and oxygen reacted in a separation column used for purifying spent fuel.

The hydrogen passes through a membrane and combines with oxygen in the fuel cell, generating electricity and waste water.

There, the fuel cell forces the hydrogen electrons through a circuit, generating current and powering the motor before the electrons rejoin the hydrogen protons and oxygen to form the car's only emission: water.

The fuel cells combine hydrogen, water and oxygen to generate electricity.

Electricity produced by a fuel cell by combining hydrogen and oxygen powered an electric motor to turn the two - seat test glider's propeller and enabled it to fly for roughly 20 minutes at 62 miles per hour (100 kilometers per hour) at about 3,300 feet (1,000 meters) above sea level.

With the discovery, the material that the researchers call «metal oxide - laser induced graphene» (MO - LIG) becomes a new candidate to replace expensive metals like platinum in catalytic fuel - cell applications in which oxygen and hydrogen are converted to water and electricity.

A leaf makes twice as much hydrogen as it does oxygen, and then it stores the result as a solid fuel.

The process to create solar fuels essentially involves exposing water molecules to sunlight and breaking them down into hydrogen and oxygen atoms.

Many of the artificial methods of making hydrogen and oxygen from water require materials that are too expensive, require too much energy or break down too quickly in real - world conditions, like the acidic electrolytes in fuel cells.

Splitting water into its constituent hydrogen and oxygen elements is an important starting point for the development of clean renewable fuels.

Stone's proposed venture would create rocket fuel by melting water ice from the moon's soil, purifying it (exactly how, he says, is a trade secret), and splitting it into hydrogen and oxygen, perhaps using a solar - powered electrolysis system.

The reaction combines the hydroxyl molecule (OH, produced by reaction of oxygen and water) and carbon monoxide (CO, a byproduct of incomplete fossil fuel combustion) to form hydrogen (H) and carbon dioxide (CO2, a «greenhouse gas» contributing to global warming), as well as heat.

There they will measure the photocatalytic activity for the oxygen evolution and hydrogen evolution reactions, as occur when light energy is successfully used to break water down into useable fuel.

Agricultural waste and other fuel feedstocks are packed with oxygen that needs to be replaced with hydrogen.

The improvement transformed a catalyst that created two or three oxygen molecules per second to one that produces more than 100 per second — with a corresponding increase in the production of protons and electrons that can be used to create hydrogen fuel.

The hydrogen and oxygen gas can be stored separately, and later brought together as fuel in what is called a fuel cell.

Block IA — A large Cryogenic Propulsion Stage, specifically developed for SLS and powered by liquid hydrogen fuel and liquid oxygen oxidizer.

Researchers at Berkeley Lab have developed a new materials recipe for a battery - like hydrogen fuel cell that shields the nanocrystals from oxygen, moisture, and contaminants while pushing its performance forward in key areas.