There and back again: Mysterious optical pulse profile behavior of the transitional millisecond pulsar PSR J1023+0038

S. V. Karpov, Artyom S. Tanashkin, G. M. Beskin +3

Neutron stars in close binary systems have the potential to spin up to millisecond periods due to the accretion of matter and angular momentum from their low-mass companions. In la…