News tagged with particle mass

Massive neutrinos solve a cosmological conundrum

(Phys.org) —Scientists have solved a major problem with the current standard model of cosmology by combining results from the Planck spacecraft and measurements of gravitational lensing to deduce the mass of ghostly sub-atomic ...

dateFeb 10, 2014 in General Physics
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Weighing nanoparticles at the attogram scale

MIT engineers have devised a way to measure the mass of particles with a resolution better than an attogram—one millionth of a trillionth of a gram. Weighing these tiny particles, including both synthetic nanoparticles ...

dateJan 13, 2014 in Nanophysics
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