Energy conversion
Energy conversion efficiency
Energy conversion efficiency (η) is the ratio between the useful output of an energy conversion machine and the input, in…
Principle of Electric motor
An electric motor is an electromechanical converter (electric machine) that converts electrical power into mechanical power. In conventional electric motors…
Electric motor
An electric motor is an electrical machine that converts electrical energy into mechanical energy. Most electric motors operate through the…
Solar thermal energy
Solar thermal energy (STE) is a form of energy and a technology for harnessing solar energy to generate thermal energy…
Solar energy
Solar energy is radiant light and heat from the Sun that is harnessed using a range of ever-evolving technologies such…
Space-based solar power
Space-based solar power (SBSP) is the concept of collecting solar power in outer space and distributing it to Earth. Potential…
Multi-junction photovoltaic cell technology
A multi-junction photovoltaic cell is a solar cell with multiple pn junctions of different semiconductor materials. Each pn junction of…
Multi-junction solar cell
Multi-junction (MJ) solar cells are solar cells with multiple p–n junctions made of different semiconductor materials. Each material's p-n junction…
Photoelectric effect
The photoelectric effect is the emission of electrons or other free carriers when light shines on a material. Electrons emitted…