Difference between revisions 5759517 and 5759522 on simplewiki

A '''binding energy''' is the negative [[potential energy]] (''i.e.'', energy debt) pulling a bound system together.<ref name = "PotEnIsNeg">[http://hyperphysics.phy-astr.gsu.edu/hbase/thermo/phase.html#c4 Why is the Potential Energy Negative?] ''HyperPhysics''</ref><ref>[[w:Frank Shu|Shu, Frank]]. [https://books.google.co.uk/books?id=v_6PbAfapSAC&pg=PA66&dq=%22more+binding+energy+means+the+system+is+mo(contracted; show full)HZceDzUQ6AEIFDAA ''Hadronic Journal Supplement'']. Vol. 14, Hadronic Press, 1999, p. 359. "Unfortunately a negative mass, with negative total energy, has a negative inertia so that it accelerates itself and the kinetic energy would tend to minus infinity."</ref> and, in accordance with relativity theory, exerts its attraction from the future.

All binding energy is gravitational; other types of binding energy, such as nuclear binding energy, are temporary masks of gravit
ational binding energy.<ref>[[w:Frank Shu|Shu, Frank H.]] [https://books.google.co.uk/books?id=v_6PbAfapSAC&pg=PA157 The Physical Universe: An Introduction to Astronomy]. University Science Books, 1982, p. 157. "'''Concluding Philosophical Comment.'''<br>Zeldovich and Novikov have made the following intriguing philosophical point about the picture of the formation of a neutron star sketched here. They note that stars begin their lives as a mixture mostly of hydrogen nuclei and (contracted; show full)
==External links==
*[http://hyperphysics.phy-astr.gsu.edu/hbase/nucene/nucbin.html Nuclear Binding Energy]

{{DEFAULTSORT:Binding Energy}}
[[Category:Basic physics ideas]]
[[Category:Cosmology]]
[[Category:Energy]]