As long as 50 years ago theoretical calculations predicted that Möbius annulenes with only one Ï€ surface and one edge would exhibit peculiar electronic properties and violate the Hückel rules.
Long known as curious mathematical objects lacking a separate "inside" and "outside," Möbius strips have also captured the imagination of artists like M. C. Escher, whose painting Möbius Strip II ...
Plastics are essential to modern society, with global production reaching 414 Mton in 2023. Europe's share is 54 Mton, with the Dutch contributing nearly 11%. Despite their importance, plastics' ...
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