Macrocycles

Global aromaticity at the nanoscale
Does aromaticity have a size limit? Evidence is presented for global aromaticity in porphyrin nanorings with circuits of up to 162 …
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Global aromaticity at the nanoscale
Probing the orientation of porphyrin oligomers in a liquid crystal solvent – a triplet state electron paramagnetic resonance study
Linear porphyrin oligomers have found various applications as synthetic molecular wires in the context of light harvesting, solar …
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Probing the orientation of porphyrin oligomers in a liquid crystal solvent – a triplet state electron paramagnetic resonance study
Aromaticity and Antiaromaticity in the Excited States of Porphyrin Nanorings
Aromaticity can be a useful concept for predicting the behavior of excited states. Here we show that π-conjugated porphyrin nanorings …
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Aromaticity and Antiaromaticity in the Excited States of Porphyrin Nanorings
Global Aromaticity and Antiaromaticity in Porphyrin Nanoring Anions
Doping, through oxidation or reduction, is often used to modify the properties of π-conjugated oligomers. In most cases, the resulting …
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Global Aromaticity and Antiaromaticity in Porphyrin Nanoring Anions
Band Structures of Periodic Porphyrin Nanostructures
Recent progress in the synthesis of π-conjugated porphyrin arrays of different shapes and dimensionalities motivates us to examine the …
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Band Structures of Periodic Porphyrin Nanostructures
Template-Directed Synthesis of a Conjugated Zinc Porphyrin Nanoball
We report the template-directed synthesis of a π-conjugated 14-porphyrin nanoball. This structure consists of two intersecting …
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Template-Directed Synthesis of a Conjugated Zinc Porphyrin Nanoball
Quantifying the exchange coupling in linear copper porphyrin oligomers
Linear π-conjugated porphyrin oligomers are of significant current interest due to their potential applications as molecular wires. In …
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Quantifying the exchange coupling in linear copper porphyrin oligomers
Constructive quantum interference in a bis-copper six-porphyrin nanoring
Quantum interference in charge transport is attracting interest with applications in nanoelectronics and quantum computing. Here, the …
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Constructive quantum interference in a bis-copper six-porphyrin nanoring
Aromatic and antiaromatic ring currents in a molecular nanoring
Aromatic and antiaromatic molecules—which have delocalized circuits of [4n + 2] or [4n] electrons, respectively—exhibit ring currents …
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Aromatic and antiaromatic ring currents in a molecular nanoring
Photogenerated triplet states in supramolecular porphyrin ladder assemblies: an EPR study
Introducing bridging ligands such as DABCO to solutions of linear zinc porphyrin oligomers has previously been shown to lead to the …
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Photogenerated triplet states in supramolecular porphyrin ladder assemblies: an EPR study