Copyright © Philip M. Parker, INSEAD. Terms of Use.

PROTON-PROTON REACTION

Specialty Definition: PROTON-PROTON REACTION

DomainDefinition

Aerospace

A thermonuclear reaction in which two protons collide at very high velocities and combine to form a deuteron. The resultant deuteron may capture another proton to form tritium and the latter may undergo proton capture to form helium. Compare carbon cycle.The proton-proton reaction is now believed to be the principal source of energy within the sun and other stars of its class. A temperature of the order of 5 million degrees Kelvin and high hydrogen (proton) concentrations are required for this reaction to proceed at rates compatible with energy emission by such stars. (references)

Source: compiled by the editor from various references; see credits.

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Alternative Orthography: PROTON-PROTON REACTION


Hexadecimal (or equivalents, 770AD-1900s) (references)

50 52 4F 54 4F 4E 2D 50 52 4F 54 4F 4E      52 45 41 43 54 49 4F 4E

Leonardo da Vinci (1452-1519; backwards) (references)

    

Binary Code (1918-1938, probably earlier) (references)

01010000 01010010 01001111 01010100 01001111 01001110 00101101 01010000 01010010 01001111 01010100 01001111 01001110 00100000 01010010 01000101 01000001 01000011 01010100 01001001 01001111 01001110

HTML Code (1990) (references)

&#80 &#82 &#79 &#84 &#79 &#78 &#45 &#80 &#82 &#79 &#84 &#79 &#78 &#32 &#82 &#69 &#65 &#67 &#84 &#73 &#79 &#78

ISO 10646 (1991-1993) (references)

0050 0052 004F 0054 004F 004E 002D 0050 0052 004F 0054 004F 004E      0052 0045 0041 0043 0054 0049 004F 004E

Encryption (beginner's substitution cypher): (references)

5052495449481550524954494825239353754434948

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INDEX

1. Orthography
2. Bibliography


  

Copyright © Philip M. Parker, INSEAD. Terms of Use.