Call for evidence on hazardous substances used in tattoo inks or permanent make-up

Hazardous Substances in Tattoo Inks

Low-Temperature Ferrite Synthesis
Deep eutectic solvents (DESs) enable low-temperature synthesis of Mg, Co, and Ni ferrite nanoparticles

Synthesis of Lignin Model Compounds
Enantiomerically pure synthesis of lignin dimer and trimer models in multigram quantities

Water Flows Across a Level Surface
Asymmetrical water droplets drive themselves across surfaces with wrinkle gradients

Engineering Protein/Peptide-Polymer Therapeutics
Modular method can be used for the conjugation of a range of polymers to proteins and peptide drugs

Polymer Cylinders Are Almost Two-Faced
Patchy supramolecular bottle brushes are a first step toward an easy synthesis of Janus cylinders

Protecting Luminescent Quantum Dots
Alumina shells can improve oxidation resistance of CdTe quantum dots

Tuning Reactivity by Changing Chelation
Changes in C–N chelation gave iridium complexes with high activity for catalytic transfer hydrogenation

Imine Reduction Using Iron Catalysts
Abnormal-NHC−Fe(0) complex outperforms noble metal catalysts

Directed Route to Biaryls
Palladium(II)-catalyzed C–H arylation of aromatic alcohols directed by quinolinyl acetal