Characterising the amorphicity and porosity of ice aggregates in planet-formi...

With the discovery of almost 3000 exo-planets it is clear that planet formation is a by-product of star formation, yet in the micron ? cm size range, where relative velocities...随着近3000颗系外行星（exoplanets）的发现，学界已明确行星形成乃是恒星形成的副产物；然而在微米至厘米尺度范围内，相对速度……