Inorganic

Al catalyst for synthesis of biodegradable polymers

Title: Highly Efficient Aluminum-Catalyzed Ring-Opening Polymerization of Cyclic Carbonates, Lactones, and Lactides, Including a Unique Crystallographic Snapshot of an Intermediate  Authors: Jurgen Koller and Robert Bergman Journal: Organometallics Affiliation: Department of Chemistry, University of California, Berkeley Snapshot of Catalysis: The crystal structures of the pre-catalyst (left), and the catalyst after addition of 1 equivalent of … Continue reading

Nanotechnology

Stretchable Magnetoelectronics

Title: Stretchable Magnetoelectronics Journal: Nano Letters Authors:  Michael Melzer†, Denys Makarov*†, Alfredo Calvimontes‡, Daniil Karnaushenko†, Stefan Baunack†, Rainer Kaltofen†, Yongfeng Mei§, and Oliver G. Schmidt*† Affiliation: † Institute for Integrative Nanosciences, IFW Dresden, ‡ Leibniz Institute of Polymer Research Dresden, § Department of Materials Science, Fudan University,  Material Systems for Nanoelectronics, Chemnitz University of Technology For years researchers … Continue reading

Inorganic

Proton-Coupled Electron Transfer from Tryptophan: A concerted Mechanism with Water as Proton Acceptor

Paper: Proton-Coupled Electron Transfer from Tryptophan: A concerted Mechanism with Water as Proton Acceptor Authors: Ming-Tian Zhang and Leif Hmmarstrӧm Journal: Journal of the American Chemical Society PCET (Proton-Coupled Electron Transfer) refers to the transfer of electron thermodynamically coupled to that of proton.  The transfer of the electron is in a sense limited by transfer … Continue reading

Biological

The Crystal Structure of Photosystem II

Title: Crystal Structure of oxygen-evolving photosystem II at a resolution of 1.9 angstroms  Authors: *Yasufumi Umena, +Keisuke Kawakami, +Jian-Ren Shen, and *Nobou Kamiya Journal: Nature Affiliation: *Department of Chemistry, Graduate School of Science, Osaka City University. + Division of Bioscience, Graduate School of Natural Science and Technology/Faculty of Science; Okayama University Above: The structure of … Continue reading