Solar Photovoltaic Cells. In PV cells, various semiconductor materials are employed. When a semiconductor is exposed to light, the light's energy is absorbed and transformed into electrons, which are negatively charged particles. The additional energy enables a current of electrons to go through the substance. A semiconductor used in photovoltaic cells absorbs photons released by the sun and converts them into an electron flow. Solar radiation is carried by elementary particles called photons at speeds of up to 300,000 km/s. A specialized electrical system called a photovoltaic system harnesses energy from the sun, an endlessly regenerative source of energy. Grid-connected solar systems and systems integrated with traditional residential and commercial electrical networks are the two main categories of photovoltaic systems. Solar energy is directly converted into electricity by PV cells or panels. They have several benefits, such as fully silent operation, flexibility to different weather conditions and installation settings, and the absence of moving parts. Solar panels are the primary component of a solar system, whereas photovoltaic cells are the primary component of a solar panel. PV can power particular appliances, instruments, and meters in urban or rural settings. Parking meters, temporary traffic signs, emergency phones, radio transmitters, irrigation pumps, stream-flow gauges, remote guard posts, road lighting, and other devices can all be powered by PV. Photovoltaic cells are used in solar automobiles to turn sunlight into power. To capture sunlight and turn it into energy, it has 35,000 solar cells laminated to 272 glass panels. At the atomic level, photoelectricity is the direct conversion of light into electricity. The photoelectric effect is a property of some materials whereby they absorb light photons and release electrons. DEMATEL (Decision-Making Trial and Evaluation Laboratory). They are divided into analyses using the Solar Photovoltaic Cells of the Renewable, Hydro, Nuclear, Diesel, and Natural Gas Evaluation Parameters Renewable, Hydro, Nuclear, Diesel, Natural Gas in the value. Renewable, Hydro, Nuclear, Diesel, Natural Gas. Renewable, Hydro, Nuclear, Diesel, Natural Gas. Renewable has the highest rank whereas Diesel has the lowest level.