The electronic origins of fluorescence in carbon nanotubes

Technological progress is often driven by materials science. High-tech devices require "smart" materials that combine a range of properties. An impressive current example is carbon nanotubes (CNTs)—single sheets of carbon ...

A powerful duo

An important aspect of pharmacology is understanding how active drug ingredients cross-react with endogenous molecules. But until now, such reactions could only be determined after the event. The precise details of the interacting ...

Graphene offers new functionalities in molecular electronics

An international team of researchers led by the National Physical Laboratory (NPL) and the University of Bern has revealed a new way to tune the functionality of next-generation molecular electronic devices using graphene. ...

The hidden order in DNA diffusion

A different approach to analyzing the motion of diffusing molecules has helped overturn the long-held assumption that DNA molecules move in a haphazard way. KAUST researchers reveal for the first time that DNA molecules move ...

Researchers build a single-molecule diode

Researchers of the University of Barcelona have led a project to create a diode out of a 1 nm-sized single molecule with high rectification ratios. Diodes, commonly used in in everyday electronic devices, allow current to ...

A new approach to amplifying DNA

Analyzing DNA is useful for a number of vital applications. This includes diagnosis and monitoring of diseases, identification of criminals, and studying the function of a targeted segment of DNA. However, methods used for ...

Nanoinjection increases survival rate of cells

How do tumours grow? And how do bacteria transform harmless substances into medical agents? When biophysicists want to understand what is happening in living cells, they have to introduce fluorescent probes or other foreign ...

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