Sentences with phrase «field emission current»

Not exact matches

The MWCNTs are excellent field electron emitters due to their stability and electronic conduction at room temperature, but there is still challenges to maximize their emission current at the lowest applied electric field possible.

If the Earth stays on its current course without reversing greenhouse gas emissions, and global temperatures rise 5 degrees Celsius, as scientists say is possible, the pace of change will be at least 50 times and possibly 100 times swifter than what's occurred in the past, Field said.

It is faithfully reported as 66 % of climate scientists practicing in the field who believe half or more of the current warming is caused by human emissions of greenhouse gases.