Stable $\pi$-radical 2,2-diphenyl-1-picrylhydrazyl (DPPH) adsorbed at the elbows of $22\times \sqrt{3}$ reconstructed Au(111)

Radovan Vranik, Vitalii Stetsovych, Simon Feigl +1

Stable organic radicals serve as model systems for investigating metal-free magnetic phenomena at (sub)nanometer length scales. We have investigated at the single-molecule level th…