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🧪 Article Highlight: Calcium Joins the Organometallic Toolbox
French chemists capture and study long-sought di-n-butylcalcium, showing it can perform useful reactions when kept ice-cold
Editors’ Choice: Daily Highlights from Chemistry Europe Journals
Selection of just published articles from Chemistry Europe, GDCh, and ACES journals

Japan’s Big Three Petrochemical Companies Merge Polyolefin Units
Mitsui, Idemitsu, and Sumitomo to merge PP and PE operations into Prime Polymer
![Cucurbit[7]uril-Based Polymers with Dual Photochromism and Fluorescence](https://www.chemistryviews.org/wp-content/uploads/2025/09/70145-125x94.png)
Cucurbit[7]uril-Based Polymers with Dual Photochromism and Fluorescence
Cucurbit[7]uril-based complexes with tunable assembly show adjustable photochromism and fluorescence for multilevel anti-counterfeiting and encryption

EuChemS Walter Thiel Award for Sandra Luber
Sandra Luber, University of Zurich, Switzerland, honored for outstanding contributions to computational chemistry

Marie Curie Exhibition in Genua Showcases Her Italian Travels
The exhibition, recently opened in Genoa, offers a unique glimpse into Curie’s travels and will continue to Rome, Pisa, and Paris