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    F-region ionospheric parameters observed in the equatorial and low latitude regions during medium solar activity in the Brazilian sector and comparison with the IRI-2007 model results

    de Jesus, R. / Sahai, Y. / Guarnieri, F.L. et al. | Elsevier | 2010
    Schlagwörter: F-region , International Reference Ionosphere-2007

    Comparative study of foF2 measurements with IRI-2007 model predictions during extended solar minimum

    Zakharenkova, I.E. / Krankowski, A. / Bilitza, D. et al. | Elsevier | 2011
    Schlagwörter: F2 region critical frequency , International Reference Ionosphere

    Natural Regions Near the Collinear Libration Points Ideal for Space Observations with Large Formations

    Héritier, Aurélie / Howell, Kathleen C. | Online Contents | 2013
    Schlagwörter: Reference Orbit , Drift Region

    Estimation of foF2 variations using round-the-world sounding data

    Ivanova, V. / Kurkin, V. / Ivanov, V. et al. | Elsevier | 2009
    Schlagwörter: F2-region critical frequencies , International reference ionosphere

    Predicted and measured bottomside F-region electron densityand variability of the D1 parameter under quiet and disturbed conditions over Europe

    Buresova, D. / Altadill, D. / Mosert, M. et al. | Elsevier | 2004
    Schlagwörter: F1 region , International Reference Ionosphere (IRI)

    Dimension Measurement Using Coordinate System

    Kwon, Kye‐Si / Ready, Steven | Wiley | 2014
    Schlagwörter: reference coordinate system , region of interest (ROI)

    Natural Regions Near the Collinear Libration Points Ideal for Space Observations with Large Formations

    Héritier, Aurélie / Howell, Kathleen C. | Springer Verlag | 2013
    Schlagwörter: Drift Region , Reference Orbit

    Vehicle collision avoidance motion planning strategy using artificial potential field with adaptive multi‐speed scheduler

    Freier Zugriff
    Wahid, Nurbaiti / Zamzuri, Hairi / Amer, Noor H. et al. | Wiley | 2020
    Schlagwörter: reference avoidance trajectory data , feasible reference motion , collision speed region , maximum reference lateral motion

    Vehicle collision avoidance motion planning strategy using artificial potential field with adaptive multi-speed scheduler

    Freier Zugriff
    Wahid, Nurbaiti / Zamzuri, Hairi / Amer, Noor H. et al. | IET | 2020
    Schlagwörter: collision speed region , feasible reference motion , reference avoidance trajectory data , maximum reference lateral motion

    Variability of the solar soft X-ray irradiance (0.6–2.5nm) with solar activity

    Neupert, W.M. | Elsevier | 2005
    Schlagwörter: Soft X-ray reference spectra , D-region ionization

    Floquet-Theory-based Small-Signal Stability Analysis of Single-Phase Asymmetric Multilevel Inverters with SRF Voltage Control

    Freier Zugriff
    Han, Y. / Lin, X. / Fang, X. et al. | BASE | 2020
    Schlagwörter: stability region , Synchronous reference frame (SRF) voltage control

    Weapon Initialisation and Targeting

    Rigby, Keith A. | Wiley | 2013
    Schlagwörter: Axis reference system , Launch acceptability region

    von Braun and the lunar-orbit rendezvous decision: finding a way to go to the moon

    Neufeld, Michael J. | Elsevier | 2008
    Schlagwörter: Historical Reference Collection, NASA History Division , National Archives South-East Region, Morris, GA