German China
The laser printing technique: by printing copper and gold in turn, the gold helix initially is surrounded by a copper box. Etching the copper away, results in a free standing helix of pure gold. (University of Twente)
The Netherlands: 3D Printing

Printing Pure Gold Microparts

Thanks to a laser technique that ejects ultra-tiny droplets of metal, it is now possible to print 3D metal structures, not only simple ‘piles’ of droplets, but complex overhanging structures as well: like a helix of some microns in size, made of pure gold. Using this technique, it will be possible to print new 3D micro components for electronics or photonics.

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Working together with external partners, chemists, materials scientists and chemical engineers at FAU have developed an innovative microcell for water electrolysis.  (Pixabay)
Hydrogen Production

Nanostructured Tubes Could Make Water Electrolysis More Efficient and Flexible

Working together with external partners, chemists, materials scientists and chemical engineers at FAU have developed an innovative microcell for water electrolysis. They hope to replace standard plate electrodes used to split water into oxygen and hydrogen with compact, nanostructured tubes. They aim to simplify production, increase flexibility of use and avoid the need for expensive precious metals.

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3D structure of an NRPS docking domain pair. The docking domains of NRPS B (green) connects to the fitting docking domain of NRPS C (magenta) via a β-leaflet. (J.-W.-Goethe Universität Frankfurt am Main)
Germany: Biosynthesis

Custom-Designed Natural Products Within Reach

Microorganisms often assemble natural products similar to industrial assembly lines. Certain enzymes, non-ribosomal peptide synthetases (NRPS) play a key role in this process. Biotechnologists at Goethe University have now been able to discover how these enzymes interact with each other. This brings them one step closer to their goal of engineering the production of such peptide natural products.

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