Delft University of Technology spin-out Eternal Sun secures $2.5m series A for solar simulator technology.

The lithium energy storage company plans to expand its operations into new markets using the funding, which was co-led by corporate-backed firm Chrysalix Set.

Rocket Internet, which incubated Lazada, returned for a $248m round that added to funds raised from backers including Tesco, Access, Holtzbrinck and Tengelmann.

Adjust has secured investment from backers including existing investors Iris Capital and Capnamic Ventures, lifting its total funding to more than $12m.

Air Liquide has acquired stakes in France-based energy technology companies through its Aliac investment subsidiary.

Germany's High-Tech Gruenderfonds invests in augmented reality startup Bitstars.