Proton (disambiguation) Guide, Meaning , Facts, Information and Description
Proton has several meanings:
- In physics, the proton is a subatomic particle with a positive fundamental electric charge of 1.6 × 10-19 coulomb and a mass of 938 MeV (1.6726231 × 10-27 kg;, or about 1800 times that of an electron).
- The Russian rocket design, the proton (Proton rocket, formal designation: UR-500) is a Russian unmanned space vehicle design first launched in 1965 and still in use as of 2003.
- The automobile manufacturer, Proton (short for Perusahaan Otomobil Nasional , meaning National Car Project) is a Malaysian car manufacturer initiated in 1983 by Prime Minister Mahathir Mohamad. The main plant is located in Shah Alam.
- In geology, a Proton is a province of a craton (an ancient section of continental crust) that is between 1.6 and 2.5 billion years old.
- Proton is also a Belgian smartcard system for low-value payments: see Proton E-Purse.
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