Author(s): Djamil Lakhdar-Hamina, Xingxin Liu, Richard Barney, Sarah H. Miller, Alaina M. Green, Norbert M. Linke, and Victor Galitski By implementing a quantum neural network using two quantum-computing platforms, researchers have taken steps toward determining whether such systems can reliably fulfill their theoretical promise. [Phys. Rev. Lett. 137, 040601] Published Wed Jul 22, 2026