US scientists developed a monocrystalline solar panel relying on “minicells” based on polysilicon on silicon oxide passivating contacts. The module works with laser light and can reportedly achieve a photoconversion efficiency of over 40% and an open-circuit voltage of 7 V.
Current hot topics include the systematic analysis of photovoltaic systems, perovskite as a solar cell material, and focusing on stability and flexibility issues arising during photovoltaic-grid integration.
Here's a comprehensive comparison to help answer the question: Is it better to have power generated from a central location or connected through microgrids?Here's a comprehensive comparison to help answer the question: Is it better to have power generated from a central location or connected through microgrids?.
Most wind turbines need a minimum wind speed of about 7 to 11 mph (3 to 5 m/s) to start generating electricity. This threshold, called the “cut-in speed,” is the point where the blades begin spinning fast enough to produce usable power.
Announced in a tweet by Ai on December 21, 2025, Musk elaborated on deploying AI satellites powered by solar energy in deep space to harness the sun's energy more efficiently.