Place the carts in the desired configuration. Magnets face each other for elastic collisions. Velcro sides face each other for completely inelastic collisions. A magnet side faces a velcro side for ...

Exploring and controlling inelastic and reactive collisions on the quantum level is a main goal of the developing field of ultracold chemistry. For this, the preparation of precisely defined initial ...

The collision of an atom and a diatomic molecule may sound like a simple process but it has long been studied to understand the inherent intricacies of collisional energy transfer. Now, experiments ...