Spectroscopy Roundup: Dark States and Real Conditions - Takeaways - MDSpire
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Spectroscopy Roundup: Dark States and Real Conditions
From real-space excitons and early collagen disorder to programmable single-shot spectroscopy and operando X-rays, this week’s studies push spectroscopy closer to elusive states and realistic conditions
Real-space photoluminescence images distinguish dark and bright states in cyclic zinc phthalocyanine assemblies using tip-enhanced photoluminescence.
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The study revealed that transition dipoles in strongly coupled tetramers rotate as intermolecular coupling develops, affecting excitonic states.
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Chiroptical spectroscopy detected loss of collagen structural order in aging skin before visible damage appeared, indicating a decoupling of collagen mass and organization.
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A programmable time-stretch system allows adjustable trade-offs between bandwidth, resolution, and speed in single-shot spectroscopy measurements.
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An operando X-ray spectroscopy cell enables gas-solid catalyst studies at high pressure and temperature, enhancing the relevance of measurements in industrial thermocatalysis.
