Physics
Thermophotovoltaic
Thermophotovoltaic (TPV) energy conversion is a direct conversion process from heat to electricity via photons. A basic thermophotovoltaic system consists…
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…
Thin-film solar cell
A thin-film solar cell is a second generation solar cell that is made by depositing one or more thin layers,…
Nominal power in photovoltaic
The nominal power is the nameplate capacity of photovoltaic (PV) devices, such as solar cells, panels and systems, and is…
Quantum efficiency
The term quantum efficiency (QE) may apply to incident photon to converted electron (IPCE) ratio, of a photosensitive device or…
Solar cell efficiency
Solar cell efficiency refers to the portion of energy in the form of sunlight that can be converted via photovoltaics…
Solar constant
The solar constant is a flux density measuring mean solar electromagnetic radiation (solar irradiance) per unit area. It is measured…
Solar irradiance
Solar irradiance is the power per unit area received from the Sun in the form of electromagnetic radiation in the…
Photoelectric effect
The photoelectric effect is the emission of electrons or other free carriers when light shines on a material. Electrons emitted…