A graph of the sun's total solar irradiance shows that in recent years irradiance dipped to the lowest levels recorded during the satellite era. The resulting reduction in the amount of solar energy ...

Solar energy is a relatively new and modern energy source compared to other renewable energy sources, like hydropower. However, there is a growing focus worldwide on solar energy and the ability to ...

Graphene’s single-atom thickness, high carrier mobility and broad optical transparency make it a uniquely versatile electrode and active layer in solar energy devices. Its tunable work function allows ...