In everyday objects, there is no left without right or front without back. Just as inseparable seem to be the electron’s electric charge and its “spin.” But in a strictly one-dimensional quantum world, both quantum properties are separable from each other. This 50-year-old prediction has now been confirmed by an experiment conducted by a team from the Munich Center for Quantum Science and Technology (MCQST).
Source:
https://phys.org/news/2020-01-divorce-one-dimensional-world.html