Fig. 1: Schematic illustration of the inter-molecular radical transfer reaction.
From: Universal inter-molecular radical transfer reactions on metal surfaces

a Scheme of the reaction behaviors of Ext-TEB, with/without the assistance of phenyl radicals on Ag(111). b, c High-resolved STM images of the corresponding reaction products. Tunneling parameters are It = 100 pA and Vb = −1 V for all the STM images. Scale bars: 2 nm.