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  • Journal article
    Cargill PJ, Spicer DS, Zalesak ST, 1997,

    , ASTROPHYSICAL JOURNAL, Vol: 488, Pages: 854-866, ISSN: 0004-637X
  • Journal article
    Lucek EA, Balogh A, 1997,

    , GEOPHYSICAL RESEARCH LETTERS, Vol: 24, Pages: 2387-2390, ISSN: 0094-8276
  • Journal article
    Galand M, Lilensten J, Kofman W, Sidje RBet al., 1997,

    , JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Vol: 102, Pages: 22261-22272
  • Journal article
    Giacalone J, Burgess D, Schwartz SJ, Ellison DC, Bennett Let al., 1997,

    , JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Vol: 102, Pages: 19789-19804
  • Journal article
    Bale SD, 1997,

    , JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Vol: 102, Pages: 19773-19778
  • Journal article
    Laxton NF, Balogh A, Cowley SWH, Dunlop MW, Forsyth RJ, Hynds RJ, Staines Ket al., 1997,

    , PLANETARY AND SPACE SCIENCE, Vol: 45, Pages: 1143-1170, ISSN: 0032-0633
  • Journal article
    Bale SD, Chisham G, Burgess D, Schwartz SJet al., 1997,

    , Advances in Space 91桃色, Vol: 20, Pages: 695-698-695-698
  • Journal article
    Blanco-Cano X, Schwartz SJ, 1997,

    , Advances in Space 91桃色, Vol: 20, Pages: 707-711-707-711
  • Journal article
    Flowerdew RJ, Haigh JD, 1997,

    , JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, Vol: 102, Pages: 17163-17171, ISSN: 2169-897X
  • Journal article
    Kellogg PJ, Goetz K, Monson SJ, Bale SDet al., 1997,

    , ASTROPHYSICAL JOURNAL, Vol: 484, Pages: 432-438, ISSN: 0004-637X
  • Journal article
    Bale SD, Burgess D, Kellogg PJ, Goetz K, Monson SJet al., 1997,

    , JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Vol: 102, Pages: 11281-11286
  • Journal article
    Bale SD, Owen CJ, Bougeret JL, Goetz K, Kellogg PJ, Lepping RP, Manning R, Monson SJet al., 1997,

    , GEOPHYSICAL RESEARCH LETTERS, Vol: 24, Pages: 1427-1430, ISSN: 0094-8276
  • Journal article
    Kivelson MG, Khurana KK, Joy S, Russell CT, Southwood DJ, Walker RJ, Polanskey Cet al., 1997,

    , SCIENCE, Vol: 276, Pages: 1239-1241, ISSN: 0036-8075
  • Journal article
    Khurana KK, Kivelson MG, Russell CT, Walker RJ, Southwood DJet al., 1997,

    , NATURE, Vol: 387, Pages: 262-264, ISSN: 0028-0836
  • Journal article
    Desai MI, Marsden RG, Sanderson TR, Balogh A, Forsyth RJ, Gosling JTet al., 1997,

    , GEOPHYSICAL RESEARCH LETTERS, Vol: 24, Pages: 1155-1158, ISSN: 0094-8276
  • Journal article
    Chisham G, Bale SD, Burgess D, Schwartz SJet al., 1997,

    , Advances in Space 91桃色, Vol: 19, Pages: 869-872-869-872
  • Conference paper
    Pierre F, Solomon J, CornilleauWehrlin N, Canu P, Scime EE, Balogh A, Forsyth RJet al., 1997,

    , Meeting on Solar and Heliospheric Plasma Physics, Publisher: KLUWER ACADEMIC PUBL, Pages: 327-334, ISSN: 0038-0938
  • Journal article
    Balogh A, 1997,

    Will Cluster ride again?

    , NEW SCIENTIST, Vol: 154, Pages: 53-53, ISSN: 0262-4079
  • Journal article
    Cargill PJ, Klimchuk JA, 1997,

    , ASTROPHYSICAL JOURNAL, Vol: 478, Pages: 799-806, ISSN: 0004-637X
  • Journal article
    Rezeau L, CornilleauWehrlin N, Belmont G, Canu P, Prange R, Balogh A, Forsyth RJet al., 1997,

    , PLANETARY AND SPACE SCIENCE, Vol: 45, Pages: 483-&, ISSN: 0032-0633
  • Journal article
    Tsurutani BT, Arballo JK, Goldstein BE, Ho CM, Lakhina GS, Smith EJ, CornilleauWehrlin N, Prange R, Lin N, Kellogg P, Phillips JL, Balogh A, Krupp N, Kane Met al., 1997,

    , JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Vol: 102, Pages: 4751-4764
  • Journal article
    Blanco-Cano X, Schwartz SJ, 1997,

    , Annales Geophysicae, Vol: 15, Pages: 273-288-273-288
  • Journal article
    Baring MG, Ogilvie KW, Ellison DC, Forsyth RJet al., 1997,

    , ASTROPHYSICAL JOURNAL, Vol: 476, Pages: 889-902, ISSN: 0004-637X
  • Journal article
    Nilsson H, Kirkwood S, Lilensten J, Galand Met al., 1997,

    , Annales Geophysicae, Vol: 14, Pages: 1462-1472, ISSN: 0992-7689

    Detailed model calculations of auroral secondary and photoelectron distributions for varying conditions have been used to calculate the theoretical enhancement of incoherent scatter plasma lines. These calculations are compared with EISCAT UHF radar measurements of enhanced plasma lines from both the E and F regions, and published EISCAT VHF radar measurements. The agreement between the calculated and observed plasma line enhancements is good. The enhancement from the superthermal distribution can explain even the very strong enhancements observed in the auroral E region during aurora, as previously shown by Kirkwood et al. The model calculations are used to predict the range of conditions when enhanced plasma lines will be seen with the existing high-latitude incoherent scatter radars, including the new EISCAT Svalbard radar. It is found that the detailed structure, i.e. the gradients in the suprathermal distribution, are most important for the plasma line enhancement. The level of superthermal flux affects the enhancement only in the region of low phase energy where the number of thermal electrons is comparable to the number of suprathermal electrons and in the region of high phase energy where the suprathermal fluxes fall to such low levels that their effect becomes small compared to the collision term. To facilitate the use of the predictions for the different radars, the expected signal-to-noise ratios (SNRs) for typical plasma line enhancements have been calculated. It is found that the high-frequency radars (Søndre Strømfjord, EISCAT UHF) should observe the highest SNR. but only for rather high plasma frequencies. The VHF radars (EISCAT VHF and Svalbard) will detect enhanced plasma lines over a wider range of frequencies, but with lower SNR.

  • Journal article
    Moncuquet M, MeyerVernet N, Hoang S, Forsyth RJ, Canu Pet al., 1997,

    , JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Vol: 102, Pages: 2373-2379
  • Journal article
    Guo LJ, Moore JM, Haigh JD, 1997,

    , INTERNATIONAL JOURNAL OF REMOTE SENSING, Vol: 18, Pages: 243-254, ISSN: 0143-1161
  • Journal article
    Carpenter DL, Galand M, Bell TF, Sonwalkar VS, Inan US, LaBelle J, Smith AJ, Clark TDG, Rosenberg TJet al., 1997,

    , JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, Vol: 102, Pages: 347-361
  • Journal article
    Balogh A, Dunlop MW, Cowley SWH, Southwood DJ, Thomlinson JG, Glassmeier KH, Musmann G, Luhr H, Buchert S, Acuna MH, Fairfield DH, Slavin JA, Riedler W, Schwingenschuh K, Kivelson MGet al., 1997,

    , SPACE SCIENCE REVIEWS, Vol: 79, Pages: 65-91, ISSN: 0038-6308
  • Journal article
    Schmidt R, Escoubet CP, Schwartz SJ, 1997,

    , ßr, Vol: 79, Pages: 557-582-557-582
  • Journal article
    Balogh A, 1997,

    , PLANETARY AND SPACE SCIENCE, Vol: 45, Pages: 1-2, ISSN: 0032-0633

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