
doi: 10.1071/ph560159
It has been many times stated (Rawer 1949; Booker 1950; Booker and Gordon 1950; McNicol and Gipps 1951) that the frequency characteristics of the sporadic E region are rapidly varying functions of the overall sensitivity of the recording p'f equipment. A very simple test of this statement has been made; and it has been found to be incorrect at Brisbane.
| selected citations These citations are derived from selected sources. This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | 9 | |
| popularity This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network. | Average | |
| influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | Top 10% | |
| impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Average |
