For the first time, physicists have generated and observed stable bright matter-wave solitons with attractive interactions within a grid of laser light.

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Physicists have successfully created and observed stable bright matter-wave solitons with attractive interactions inside an optical lattice for the first time. Using cesium atoms cooled to near absolute zero in a Bose-Einstein condensate, researchers placed them in a laser-created grid and used magnetic fields to make atoms attract each other. The atoms formed two stable structures: concentrated at single points or distributed across multiple sites while acting as one unit, remaining stable for nearly half a second. This breakthrough enables new ways to control quantum matter, potentially leading to more stable quantum sensors and improved quantum information transport.

Breakthrough laser technique holds quantum matter in stable packets

Possibilities for more stability in quantum sensing and transport