ionospheric in English

adjective

of or pertaining to the ionosphere, pertaining to a part of the outer atmosphere which contains large amounts of ions and free electrons

Use "ionospheric" in a sentence

1. An ionospheric model (103) provides a baseline description of ionospheric properties. The ionospheric model (103) supplies a critical frequency for an ionospheric layer.

2. The virtual height of the ionospheric F2-layer varies with the location of the ionospheric observatory and with the season.

3. This includes modifying the critical frequency for the ionospheric layer.

4. Monitored geomagnetic storms, ionospheric Alfven resonances and ULF pulsations.

5. The sounding rocket programmes have also contributed to ionospheric and ozone-layer experiments

6. The sounding rocket programmes have also contributed to ionospheric and ozone-layer experiments.

7. R1790 Riometer Relative ionospheric opacity meter Equipment for determining the opacity of the ionosphere during the absence of ionospheric disturbances by determining the absorption of electromagnetic energy emitted by an extraterrestrial cosmic radio noise.

8. The real time propagation data is indicative of the critical frequency for the ionospheric layer.

9. As with ordinary light, laser range measurements to satellites are not troubled by ionospheric refraction.

10. • The greenhouse effect, the ionospheric hole in the ozone layer, and other modifications of the radiation balance;

11. (d) “Simultaneous observed ionospheric disturbances and abnormal animal behaviour previous to increased seismic activity”, by the representative of Brazil;

12. The region between Earth's surface and the ionospheric D-layer behaves thus like a waveguide for VLF- and ELF-waves.

13. The High-frequency Active Auroral Research Program (HAARP) was initiated as an ionospheric research program jointly funded by the U.S

14. I0970 Ionospheric tilt A distortion of the ionosphere from the ideal spherical stratification of the F2 layer.

15. To study this abnormal behavior, ionospheric data collected at 52 ionosonde stations and 12 total electron content observing stations have been analyzed.

16. Besides ionospheric effects, the seasonal variations of the amplitude of the received signal have been carefully examined in this paper.

17. (c) “Simultaneously observed ionospheric disturbances and abnormal animal behaviour previous to increased seismic activity”, by the representative of Brazil.

18. Huygens surprised scientists by finding a second lower ionospheric layer to Titan's atmosphere, and its instruments may also have recorded lightning.

19. The characteristic ionospheric storm variation of F2 Layer ionisation at a temperate latitude station is described and compared with corresponding effects at other latitudes.

20. The well known marked variability of the F2 Layer critical frequency is attributed, in part, to the operation of the ionospheric storm mechanism.

21. The space coordinate is established which are used to describe the macroscopic instability in the ionospheric F region at mid and low latitude.

22. The virtual heights of the ionospheric F2-layer depends on the solar activity characteristically with a double-period for one sunspots-cycle.

23. A splitting up of ionospheric layers often can be observed though this phenomenon has not found much consideration in literature as yet.

24. The test results show that the proposed method can effectively compensate even for rapid TID and has good adaptability for different ionospheric frequency modulations.

25. The regular amplitude of the signal shows that the sunrise fade minimum lags well behind the ionospheric sunrise and it varies from season to season.

26. Very low frequencies (VLF: 3–30 kHz), and extremely low frequencies (ELF: <3 kHz) are reflected at the ionospheric D- and lower E-layer.

27. This means that a vertically polarized incident wave after reflection at the ionospheric D-layer converses to a vertically and a horizontally polarized wave.

28. The longwave electromagnetic propagation of sferics takes place within the Earth-ionosphere waveguide between the Earth's surface and the ionospheric D- and E- layers.

29. Radiation of this wavelength is important in the formation of the lower ionospheric layers by ionizing certain minor atmospheric constituent gases, especially nitric oxide.

30. 16 The results mentioned above are important for studying the characteristics of low latitude ionosphere and are significant to develop an ionospheric prediction model.

31. From 1941 to 1942 at Cologne ionospheric interferences have been observed, which showed a specially favoured flow from NNE in the E-layer.

32. 30 Stability of IB is studied with a refined method for separating it from ionospheric delay using multi-day GPS phase-smoothed code data.

33. In the ionospheric F-layer the electron densityn increases with the formulan=a. cosχ+b in the morning (χ is meaning the zenithangle of the sun).

34. It is now generally believed this 300-kilo-volt ‘ionospheric potential’ is the result of charging by thunderstorms, which form the ‘batteries’ of the global circuit.

35. It is demonstrated that, under certain conditions, field-intensity recordings within the long wave range permit of deriving large-space drift movements (Travelling ionospheric disturbances) of the reflecting layer.

36. Waves with frequencies smaller than fe are reflected within the ionospheric D-, E-, and F-layers. fe is of the order of 8–15 MHz during day time conditions.

37. Explorer 22 was a small ionospheric research satellite instrumented with an electrostatic probe, a 20-, 40-, and 41-Hz radio beacon, a passive laser tracking reflector, and a Doppler navigation experiment.

38. 22 Based on the theory of wave propagation in random media,[www.Sentencedict.com] ionospheric effects on radio wave propagation and the feasibility of short-term forecasting of fading signals in ionosphere are examined.

39. Auroral Electrojet Index (AE) The Auroral Electrojet Index, AE, is designed to provide a global, quantitative measure of Auroral zone magnetic activity produced by enhanced Ionospheric currents flowing below and within the Auroral oval

40. Within the framework of the ICG workplan, the Office for Outer Space Affairs has conducted the following activities: (a) a session on ionospheric storms and space weather effects during the twelfth International Symposium on Equatorial Aeronomy, held in Heraklion, Greece, from # to # ay # co-organized with the Centre for Space Science and Technology Education in Asia and the Pacific, the United States and ICG; (b) the International Training Course on Satellite Navigation and Location-Based Services, held in Ahmedabad, India, from # une to # uly # and (c) the ICG expert meeting on global navigation satellite systems and services on # uly # during the thirty-seventh Scientific Assembly of the Committee on Space Research, held in Montreal, Canada, from # to # uly