can the mass number of atomic nuclei be used to probe for new physics beyond the Standard Model? how does the mass number of an atom affect its gravitational interaction with other objects?

atomic number=14Si28 = mass number. The mass number is 28, which tells us that silicon has a total number of protons and neutrons that equals 28. As we ... The atomic number of an element states the number of protons in the nucleus of every atom of that element. The number of electrons in an atom is equal to the ... It allows us to be able to tell the difference between elements with a different number of neutrons, called isotopes. The mass number is also related to the ... Mar 23, 2025 ... This is indeed the case of nucleus-nucleus collisions, for which each nucleus has an equal number of protons and neutrons. ... mass number of ... The experimental data for 25 isomeric pairs were compared with the model calculations carried out with the TALYS code. The reduced χ 2 values were calculated to ... Oct 5, 2024 ... The atomic number is the number of protons in an element, while the mass number is the number of protons plus the number of neutrons. Aug 29, 2024 ... ... number of electrons must equal the number of protons. This example may lead you to believe that atoms have the same number of protons and ... Jul 22, 2020 ... When compared to the average mass per nucleon in carbon-12, which is moderately strongly-bound compared with other atoms, the mass defect of ... ... mass number. The number of protons and neutrons is often—but not always—equal. Two atoms having the same atomic number (i.e., belonging to the same element) ... Jul 18, 2018 ... The mass number of a nuclide is equal to the number of protons and neutrons in the nucleus; variation in the number of the latter produces ...