Chemists produce new oxidants as a tool for preparative chemistry

Chemical oxidation, the selective removal of electrons from a substrate, represents one of the most important transformations in chemistry. However, most common oxidants often show disadvantages such as undesired side reactions. ...

New method to determine how resistant rivers are to drought

Heat, dry conditions, and the resulting low flows in rivers and lakes characterized the summer months of 2003, 2015 and 2018 in Europe. Another low-flow period is on the cards for the summer of 2020. Researchers from the ...

Temporally shaping the electric field of an attosecond pulse

Chemical reactions are determined at their most fundamental level by their respective electronic structure and dynamics. Steered by a stimulus such as light irradiation, electrons rearrange themselves in liquids or solids. ...

The space-time fabric of brain networks

Neuroscientists at the Bernstein Center Freiburg (BCF) of the University of Freiburg and the KTH Royal Institute of Technology in Stockholm have decoded a significant process in the brain that in part contributes to the behavior ...

Diversity increases ecosystem stability

Forests with a large variety of species are more productive and stable under stress than monocultures: scientists from the University of Freiburg have confirmed this with data from the world's oldest field trial on the diversity ...

How cellular fibers form and maintain dynamic states

Cells assemble dynamically: Their components are continuously exchanging and being replaced. This enables the structures to adapt easily to different situations, and by rearranging the components to respond to stimuli faster, ...

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