Monday, 23 March 2020

On the trail of organic solar cells' efficiency

Scientists have investigated the physical causes that limit the efficiency of novel solar cells based on organic molecular materials. Currently, the voltage of such cells is still too low - one reason for their still relatively low efficiencies.
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Scientists produce high-power attosecond X-ray pulses at megahertz repetition rates

A research team has achieved a major advance in X-ray science by generating unprecedented high-power attosecond hard X-ray pulses at megaher...

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