Friedrich, Martin and Hoppe, Ulf-Peter
6 results
  • Articles Multi-instrument comparisons of D-region plasma measurements

    Friedrich, Martin, Torkar, Klaus, Hoppe, Ulf-Peter, Bekkeng, Tore Andre, Barjatya, Aroh, Rapp, Markus

    Friedrich, Martin; Torkar, Klaus; Hoppe, Ulf-Peter; Bekkeng, Tore Andre; Barjatya, Aroh; Rapp, Markus. Multi-instrument comparisons of D-region plasma measurements. Annales Geophysicae 2013 ;Volum 31. s. 135-144

  • Articles Payload charging events in the mesosphere and their impact on Langmuir type electric probes

    Bekkeng, Tore Andre, Barjatya, Aroh, Hoppe, Ulf-Peter, Pedersen, Arne, Moen, Jøran Idar, Friedrich, Martin, Rapp, Markus

    Bekkeng, Tore Andre; Barjatya, Aroh; Hoppe, Ulf-Peter; Pedersen, Arne; Moen, Jøran Idar; Friedrich, Martin; Rapp, Markus. Payload charging events in the mesosphere and their impact on Langmuir type electric probes. Annales Geophysicae 2013 ;Volum 31.(2) s. 187-196

  • Articles Electron loss and meteoric dust in the mesosphere

    Friedrich, Martin, Rapp, Markus, Blix, Tom Arild, Hoppe, Ulf-Peter, Torkar, Klaus, Robertson, Scott, Dickson, S, Lynch, K.

    Friedrich, Martin; Rapp, Markus; Blix, Tom Arild; Hoppe, Ulf-Peter; Torkar, Klaus; Robertson, Scott; Dickson, S; Lynch, K.. Electron loss and meteoric dust in the mesosphere. Annales Geophysicae 2012 ;Volum 30.(10) s. 1495-1501

  • Articles The Hotel Payload 2 campaign: Overview of NO, O and electron density measurements in the upper mesosphere and lower thermosphere

    Enell, Carl-Fredrik, Hedin, Jonas, Stegman, Jacek, Witt, Georg, Friedrich, Martin, Singer, Werner, Baumgarten, Gerd, Kaifler, B., Hoppe, Ulf-Peter, Gustavsson, Björn, Brandstrom, U., Khaplanov, Mikhail, Kero, Antti, Ulich, Thomas, Turunen, E.

    Enell, Carl-Fredrik; Hedin, Jonas; Stegman, Jacek; Witt, Georg; Friedrich, Martin; Singer, Werner; Baumgarten, Gerd; Kaifler, B.; Hoppe, Ulf-Peter; Gustavsson, Björn; Brandstrom, U.; Khaplanov, Mikhail; Kero, Antti; Ulich, Thomas; Turunen, E.. The Hotel Payload 2 campaign: Overview of NO, O and electron density measurements in the upper mesosphere and lower thermosphere. Journal of Atmospheric and Solar-Terrestrial Physics 2011 ;Volum 73.(14-15) s. 2228-2236

  • Articles Mass analysis of charged aerosol particles in NLC and PMSE during the ECOMA/MASS campaign

    Robertson, Scott, Horányi, Mihály, Knappmiller, Scott, Sternovsky, Zoltan, Holzworth, Robert H., Shimogawa, Michelle M., Friedrich, Martin, Torkar, Klaus, Gumbel, Jörg, Megner, Linda, Baumgarten, Gerd, Latteck, Ralph, Rapp, Markus, Hoppe, Ulf-Peter, Hervig, Mark E.

    Robertson, Scott; Horányi, Mihály; Knappmiller, Scott; Sternovsky, Zoltan; Holzworth, Robert H.; Shimogawa, Michelle M.; Friedrich, Martin; Torkar, Klaus; Gumbel, Jörg; Megner, Linda; Baumgarten, Gerd; Latteck, Ralph; Rapp, Markus; Hoppe, Ulf-Peter; Hervig, Mark E.. Mass analysis of charged aerosol particles in NLC and PMSE during the ECOMA/MASS campaign. Annales Geophysicae 2009 ;Volum 27.(3) s. 1213-1232

  • Articles First in situ measurement of the vertical distribution of ice volume in a mesospheric ice cloud during the ECOMA/MASS rocket-campaign

    Rapp, Markus, Strelnikova, Irina, Strelnikov, Boris, Latteck, Ralph, Baumgarten, Gerd, Li, Qiang, Megner, Linda, Gumbel, Jörg, Friedrich, Martin, Hoppe, Ulf-Peter, Robertson, Scott

    Rapp, Markus; Strelnikova, Irina; Strelnikov, Boris; Latteck, Ralph; Baumgarten, Gerd; Li, Qiang; Megner, Linda; Gumbel, Jörg; Friedrich, Martin; Hoppe, Ulf-Peter; Robertson, Scott. First in situ measurement of the vertical distribution of ice volume in a mesospheric ice cloud during the ECOMA/MASS rocket-campaign. Annales Geophysicae 2009 ;Volum 27.(2) s. 755-766