The Nature Index 2024 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...
1. Three two-dimensional conjugated porphyrin-based COF materials (X–Por–COF, X = NN, CC, C/C) with tunable structural distortion were synthesized through precise molecular engineering of linker units ...
A huge molecular wheel has set a new record as the largest aromatic ring (Nat. Chem. 2020, DOI: 10.1038/s41557-019-0398-3). The molecule could be a step toward making even bigger rings that serve as a ...