Researchers in Spain reviewed six models used to calculate incidence angle modifier (IAM) losses in photovoltaic systems. They identified the Martín-Ruiz model as the most comprehensive, as it ...
21hon MSN
Why threats to academic freedom are growing – and how universities can respond to intimidation
When scholarship is politically steered, the public loses access to evidence and the means to hold power to account.
In the 1960s, when the possibility of an asteroid impact alarmed the American public for the first time, MIT students drafted ...
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