Long-lasting and gentle; produces shades of black to brown

Graphene as Hair Dye

Gas Separation using Nano-Heterostructure Metal-Organic Frameworks
ZIF-8-on-ZIF-67 membrane grown on ceramic supports using layer-by-layer deposition shows nearly doubled H2/CO2 separation factor

Hybrid Organic–Inorganic Lead Halide with Red Luminescence
Layered perovskite-like compound has remarkable optoelectronic properties

Evonik's Largest Investment in Germany
Evonik plans new complex for the high-performance polymer polyamide 12 in Marl, Germany

Better Understanding of Perovskite Solar Cells
Relationship between perovskite composition, ion migration processes, and solar cell efficiency explored

Guess the Chemist (75)
Can you guess the famous scientist from the description?

75th Guess the Chemist
Could you have guessed all the famous scientists? Solve this month's quiz and win a power bank!

Organic Edible Electronics for Point-of-Care Testing
Fabrication of edible electronic devices using temporary tattoo paper

Conductivity Changes with Thickness
Reduced thickness causes metallic material to become semiconducting

Porous Organic Polymers as Desiccants
Epoxy-functionalized porous organic polymers have high water uptake capacities over a wide temperature range