Fossils are a unique structure LEGO hasn’t tapped into often, but it looks like the brick masters did a superb job capturing every detail of the dinosaur king’s skeletal structure. Every bone ...

In solar cells, the term perovskite refers to materials with an ABX 3 formula. In the Linköping team’s case ... Then they use a green organic solvent, ethyl acetate, to remove spiro-OMeTAD. A solution ...

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(17) In this paper, the structure and viscosity reduction mechanism of gemini surfactants and the application effects of different types of gemini surfactants in the viscosity reduction of heavy oils ...

Methods: Using luteolin as the raw material, acetyl, propionyl, and butyryl groups are introduced into the molecular structure of luteolin ... The developing agent is ethyl acetate: methanol = 1:1–4:1 ...

The hexane fraction was loaded on a silica gel column (6 × 40 cm) equilibrated with chloroform/ethyl acetate (19:1, v/v) and partitioned. Using a preparative recycling high-performance liquid ...

The increasing bacterial resistance to known antibiotics has been causing concern in the population, since their therapeutic possibilities have been diminishing. 1 This has led to intensified research ...

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