Sentences with phrase «hydrogen source»

The nitrogen used in the process is taken from the air, but hydrogen sources vary depending on when and where ammonia production is happening.

Stanford University researchers in 2005 assessed the environmental effects of three different hydrogen sources: coal, natural gas, and water electrolysis powered by wind.

Producing hydrogen through the electrolysis of water was something of a holy grail to the hydrogen crowd, but suffered from the same drawbacks as traditional hydrogen sources: we needed to burn coal to make power to make hydrogen to make power.

The Calibration Horn measured a total power output for Cas A, and thus provided astronomers with a standard reference point on the sky against which they could measure other hydrogen sources.

A sudden wave of slow neutrons triggers a screen alert, and the device operator learns that a hydrogen source, most likely a mine, has been located.

For the Tunguska increase, a potential impact with permafrost could provide the hydrogen, whereas the Laurentide Ice Sheet itself might be the hydrogen source for the Younger Dryas impact.

One particularly intriguing clean hydrogen process actually continues to use fossil methane as the hydrogen source.