Sentences with phrase «hydrogen emission from»

Hydrogen emission from EGSY8p7 may indicate it is the first known example of an early generation of young galaxies emitting unusually strong radiation.

Co-author Dr Luca Cortese said detecting atomic hydrogen emission from distant galaxies is very challenging.

Not exact matches

Honda established a division late last year to develop electric vehicles (EVs) as part of its long - held goal for lower - emission gasoline hybrids, plug - in hybrids, EVs and hydrogen fuel cell vehicles (FCVs) to account for two - thirds of its line - up by 2030, from about 5 percent now.

By finding places in the sky where radio telescopes pick up these 21 - centimeter emissions, astronomers can identify light from faraway, hydrogen - rich regions so ancient they date back to the era when stars were starting to form.

More accurate distances between the most common type of «planetary nebulae» and the Earth can be estimated simply with three sets of data: firstly, the size of the object on the sky taken from the latest high resolution surveys; secondly, an accurate measurement of how bright the object is in the red hydrogen - alpha emission line; and thirdly, an estimate of the dimming toward the nebula caused by so called interstellar - reddening.

At present, industrial hydrogen is produced from natural gas using a process that consumes a great deal of energy while also releasing carbon into the atmosphere, thus contributing to global carbon emissions.

Hydrogen can be made with no upstream emissions using renewable energy to separate hydrogen from a water molecule in a process called electHydrogen can be made with no upstream emissions using renewable energy to separate hydrogen from a water molecule in a process called electhydrogen from a water molecule in a process called electrolysis.

Accordingly, the vast, cloud - like objects that glow with this light from hydrogen (and other) atoms are known as emission nebulae.

On a life - cycle basis, FCVs running on hydrogen derived from steam - reforming natural gas — currently the most affordable way of making hydrogen — produce less than half the greenhouse gas emissions of a gasoline - powered car.

The team made their analysis using optical, infrared and hydrogen - emission data from the Spitzer and Hubble space telescopes, as well as archival ground - based data.

The superimposed red image is from Spitzer data and shows emissions from dust that traces molecular hydrogen.

However, until now, radio telescopes have only been able to detect the emission signature of hydrogen from relatively nearby galaxies.

Just beyond the outer arc, the researchers detected a slender region of hydrogen gas emission, suggesting that X-ray emitting gas displaced the hydrogen gas from the center of the galaxy.

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.

When Greene began analyzing emissions from the aviation sector in the 1980s, «the consensus was there really wasn't a role for biofuels in aircraft — let alone hydrogen,» he says.

But for one lengthy interval during the observations, the team spotted emissions from hydrogen (at a wavelength of 121.6 nanometers) in the same region.

One key source of these emissions are extraordinarily feeble signals from the cold hydrogen gas that dominated the cosmos during the so - called Dark Ages of the universe.

They concluded that we'd lower greenhouse gas emissions more by driving gasoline / electric hybrid cars than by driving fuel cell cars run on hydrogen from coal.

«Car drivers can only benefit from the advantages of technology if there are enough hydrogen filling stations available: long ranges, short refueling times and no local emissions.»

The red color represents spectral line emission from hydrogen atoms.

The researchers described several lines of evidence supporting the existence of a hidden AGN energizing the nebula, including the dynamics of the gas and emissions from other elements besides hydrogen, notably helium and carbon.

Doppler - shifted hydrogen Lyman - alpha (Lyα) emission from galaxies is currently measured and used in cosmology as an indicator of star formation.

We know the stars ought to be there, because these emissions come from hydrogen ionised by stars.

When the rocket passes 60 miles, it will be above the bulk of hydrogen and water in Earth's atmosphere that block solar emissions from reaching Earth, and the instruments will begin collecting useful scientific data.

But hydrogen is commonly produced from natural gas heated by steam, which results in greenhouse gas emissions and other environmental problems.

Spectroscopic observations revealed that the planet is only about three to four times the size of the star — but its hydrogen emissions are almost as bright as the emission emanating from the star.

* 3) For example, a research team led by Takuma Izumi and Kotaro Kohno at the University of Tokyo, both of whom are engaged in this research, suggests that there is enhanced emission of hydrogen cyanide (HCN) from the supermassive black hole in the barred spiral galaxy NGC1097 by past ALMA observations.

The rotational velocity is found from the 21 - cm emission of the neutral atomic hydrogen gas in the outer parts of the disk.

Over the past few years, advances in the development of software defined radio (SDR) have encouraged tinkerers to construct low - cost radio telescopes suitable for detecting emission from galactic neutral hydrogen.

Radio telescopes are able to detect the naturally occurring radio emission from neutral atomic hydrogen.

The bright clusters are highlighted in red by their associated emission from glowing hydrogen gas.

This Hubble composite image shows visible starlight as well as light from the emission of glowing hydrogen, which is associated with the most luminous young stars in the spiral arms.

As shown in our additional, composite image, part of the evidence for this heating process comes from the similarity in location between the hydrogen and X-ray emission, both thought to be caused by shocks, and the radio jets.

Therefore, the research group targeted molecular line emissions from hydrogen cyanide (HCN), formyl ion (HCO +), and hydrogen sulfide (CS) at millimeter / submillimeter wavelengths (* 4) in the galaxy called NGC 1097 (about 50 million light years away) with the ALMA Telescope in the Atacama Desert in Chile.

Emissions from hydrogen cyanide (HCN), formyl ion (HCO +), and carbon monoxide (CO) are clearly detected, although the emission from hydrogen sulfide (CS) was not detected.

Type Ib and Ic supernovae result from the collapse of a massive star's core whose outer hydrogen layers have been transfered to a companion star or blown off from strong winds which is why they do not show hydrogen emission lines.

The light we received from the galaxy in the distant Universe tells us - from hydrogen, oxygen, and neon emission lines - that they followed a different rule to produce the heavy elements.

Type II supernovae happen in single star systems (or at least far enough away from any companion star to retain their hydrogen outer layers) and have strong hydrogen emission lines.

Even before they first detected the emission from neutral hydrogen in 1951, astronomers were aware of interstellar gas.

Using Keck Observatory's powerful infrared spectrograph called MOSFIRE, the team dated the galaxy by detecting its Lyman - alpha emission line — a signature of hot hydrogen gas heated by strong ultraviolet emission from newly born stars.

Radio Telescope: ARROW — A robotically directed receiver tuned to radio emission from hydrogen in the Milky Way.

Heterogeneous catalysis for controlling gaseous emissions from automotive and stationary engines, alternative energy using catalytic reforming of gaseous and liquid fuels to hydrogen for fuel cells, catalytic processes for upgrading carbon dioxide to useful products

LILLY: By detecting the emission from hydrogen gas within them.

Composed primarily of hydrogen, much of it ionized (heated or energized) by radiation from the nearby superstar Herschel 36, M8 is known as an emission nebula.

A study of greenhouse gas - emissions by the Advanced Power and Energy Program at the University of California at Irvine shows fuel - cell vehicles running on hydrogen derived from natural gas ultimately create far less GHG emissions than BEVs running off the U.S. grid, which is powered mostly by coal and natural gas.

Honda established a division late last year to develop electric vehicles (EVs) as part of its long - held goal for lower - emission gasoline hybrids, plug - in hybrids, EVs and hydrogen fuel cell vehicles (FCVs) to account for two - thirds of its line - up by 2030, from about 5 percent now.

So the new concept receives an innovative four - wheel drive transmission, in which each wheel is fitted with an individual electric motor powered by hydrogen fuel cells to ensure zero emissions — only water comes from the exhaust system.

The Clarity Fuel Cell is competitively lease priced at $ 369 per month for 36 months with $ 2,868 due at signingi with California customers eligible for a $ 5,000 rebate.iiThe lease terms include an attractive mileage allowance of 20,000 miles per year, up to $ 15,000 of hydrogen fuel, up to 21 days of access to a luxury vehicle from Avis while in California, iii 24/7 roadside assistance, and eligibility for Californias Clean Air Vehicle Stickers, allowing single occupant HOV access.2 In addition, the Clarity Fuel Cell has the highest EPA driving range rating of any zero - emission light - duty vehicle in America, including fuel cell and battery electric vehicles, with a 366 - mile range rating and fuel economy rating of 68 combined MPGe (miles per gallon of gasoline - equivalent).

If surface transport could be electrified or run directly from hydrogen then then CO2 capture and storage could remove over 60 % of CO2 emissions.

JP Morgan's report, Trading Climate Change, suggests that within the next decade nuclear energy will be at the top of the world's agenda, with the resurgence of nuclear a key element both in the drive to reduce carbon emissions from power generation and to develop zero - emission hydrogen - fuelled transport.