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For Earth Day 2025, a look at renewable energy in the US by the numbers
The National Renewable Energy Laboratory has its roots in the 1970s oil crisis. In 1974 President Gerald Ford signed a bill ...
pv magazine International11mon
NREL interactive chart of solar cell efficiency now including ‘hybrid tandems’
The US Department of Energy's National Renewable Energy Laboratory (NREL) has updated its Best Research-Cell Efficiency Chart with the inclusion of a new cell category – Hybrid Tandems.