Atom to the positively charged nucleus by the attraction created from opposite electric charges. If an atom has more or fewer electrons than its atomic number, then it becomes respectively negatively or positively charged as a whole; a charged atom is called an ion. Electrons have been known since the late 19th century, mostly thanks to J.J. Thomson; see history of subatomic physics for details. Protons have a positive charge and a mass 1,836 times that of the electron, at . The number of protons in an atom is called its atomic number. Ernest Rutherford (1919) observed that nitrogen under alpha-particle
Atom Technologies have tied up with atom to provide these payment services. Atom Technologies Atom Technologies Limited ( "Styled as: atom technologies ltd" ) is a payment services provider company, headquartered in Mumbai, India. Atom was started in 2006 and is a subsidiary of the Financial Technologies Group, founded by Jignesh Shah. The company has historically focused upon the distribution of payment and banking services through the use of mobile technology. Atom Technologies has provides products and services for mobile payments, interactive voice response (IVR) based payments, and mobile based service distribution framework. Atom Technologies' products include: The company’s payment platforms have