Two Exceptions in the Large SEP Events of Solar Cycles 23 and 24

Abstract: We discuss our findings from a survey of all large solar energetic particle (SEP) events…

Hemispheric Asymmetry in Transition from Equatorial Plasma Bubble to Blob as Deduced from 630.0 nm Airglow Observations at Low Latitudes

Abstract: Transitions from depletions to enhancements of 630.0 nm nighttime airglow have been observed at Arecibo.…

On the Reduced Geoeffectiveness of Solar Cycle 24: A Moderate Storm Perspective

Abstract: The moderate and intense geomagnetic storms are identified for the first 77 months of solar…

NuSTAR Discovery of a Cyclotron Line in the Accreting X-Ray Pulsar IGR J16393-4643

Abstract: The high-mass X-ray binary and accreting X-ray pulsar IGR J16393-4643 was observed by the Nuclear…

Measuring Solar Doppler Velocities in the He II 30.38 nm Emission Using the EUV Variability Experiment (EVE)

Abstract: The EUV Variability Experiment (EVE) onboard the Solar Dynamics Observatory has provided unprecedented measurements of…

Normalizing a Relativistic Model of X-Ray Reflection Definition of the Reflection Fraction and Its Implementation in relxill

Abstract: Aims. The only relativistic reflection model that implements a parameter relating the intensity incident on…

Morton et al. Reply

Abstract: Multiple mechanisms could lead to up-regulation of dry-season photosynthesis in Amazon forests, including canopy phenology…

APES: Acute Precipitating Electron Spectrometer – A High Time Resolution Monodirectional Magnetic Deflection Electron Spectrometer

Abstract: We present a description of the Acute Precipitating Electron Spectrometer (APES) that was designed and…

Reconnection Guide Field and Quadrupolar Structure Observed by MMS on 16 October 2015 at 1307 UT

Abstract: We estimate the guide field near the X point, B(sub M0), for a magnetopause crossing…

Calibration and Validation of Landsat Tree Cover in the Taiga-Tundra Ecotone

Abstract: Monitoring current forest characteristics in the taiga-tundra ecotone (TTE) at multiple scales is critical for…