<p>➀ Researchers at the National University of Singapore developed UC-MAC, a monolayer amorphous carbon material with superior proton beam control, surpassing graphene and commercial carbon films; </p><p>➁ UC-MAC's disordered atomic structure enables precise particle filtration and reduced proton scattering, promising safer cancer therapies and enhanced energy devices and electronics; </p><p>➂ A novel "disorder-to-disorder" synthesis method addresses scalability challenges, enabling rapid, impurity-free production for applications in medical, energy, and semiconductor industries.</p>