Sentences with phrase «atoms per cubic centimeter»

This lowered the peak condensate density to 5 × 1010 atoms per cubic centimeter and cooled the entire cloud in all three dimensions to a kinetic temperature of 450 ± 80 picokelvin.

The dark matter was about 1000 light - years across and had an even density equivalent to four hydrogen atoms per cubic centimeter.

That density depends upon the temperature of the Ps, but it is likely to be in the range of 1018 Ps atoms per cubic centimeter, which is about 3 % of the density of ordinary air.