The New Encyclopædia Britannica: Macropædia : Knowledge in depthEncyclopaedia Britannica, 2002 - Encyclopedias and dictionaries V.1-12 Micropaedia: Ready reference -- V.13-29 Macropaedia: Knowledge in depth -- V.[30] Propaedia: Outline of knowledge -- V.[31] Index, A-K -- V.[32] Index, L-Z. |
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Page 322
... altitude , as illustrated in Figure 3. Atomic oxygen is more abundant than N , above about 160 kilo- metres . In turn , atomic oxygen gives way to helium above 600 kilometres , and hydrogen is the major constituent at altitudes higher ...
... altitude , as illustrated in Figure 3. Atomic oxygen is more abundant than N , above about 160 kilo- metres . In turn , atomic oxygen gives way to helium above 600 kilometres , and hydrogen is the major constituent at altitudes higher ...
Page 329
... altitude : photons with sufficient energy to dissociate O2 are ab- sorbed by O , and O , above 25 kilometres . Rate constants are more or less invariant with height at high altitude , and the abundance of O , decreases accordingly with ...
... altitude : photons with sufficient energy to dissociate O2 are ab- sorbed by O , and O , above 25 kilometres . Rate constants are more or less invariant with height at high altitude , and the abundance of O , decreases accordingly with ...
Page 335
... altitude . In the absence of competing reactions , the concentration of O + and the density of electrons would increase steadily with altitude , paralleling the rise in the relative abundance of O. This occurs to some extent but is ...
... altitude . In the absence of competing reactions , the concentration of O + and the density of electrons would increase steadily with altitude , paralleling the rise in the relative abundance of O. This occurs to some extent but is ...
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