activity
20052023
most citedIonisation state, excited populations and emission of impurities in dynamic finite density plasmas. I: The generalised collisional-radiative model for light elements

264 citations · 3k across the 66 of their papers we have counts for

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Showing 2009Show all

5 papers · 1 filter

astro-ph.SR2009★ 67 cited

Evidence for Steady Heating: Observations of an Active Region Core with Hinode and TRACE

Harry P. Warren, Amy R. Winebarger, David H. Brooks

Previous observations have not been able to exclude the possibility that high temperature active region loops are actually composed of many small scale threads that are in various…

astro-ph.SR2009★ 60 cited

Hinode/Extreme-Ultraviolet Imaging Spectrometer Observations of the Temperature Structure of the Quiet Corona

David H. Brooks, Harry P. Warren, David R. Williams +1

We present a Differential Emission Measure (DEM) analysis of the quiet solar corona on disk using data obtained by the Extreme-ultraviolet Imaging Spectrometer (EIS) on {\it Hinode…

astro-ph.SR2009★ 55 cited

Flows and Motions in Moss in the Core of a Flaring Active Region: Evidence for Steady Heating

David H. Brooks, Harry P. Warren

We present new measurements of the time variability of intensity, Doppler and non-thermal velocities in moss in an active region core observed by the EUV Imaging Spectrometer on Hi…

astro-ph.SR2009★ 103 cited

Active region transition region loop populations and their relationship to the corona

Ignacio Ugarte-Urra, Harry P. Warren, David H. Brooks

The relationships among coronal loop structures at different temperatures is not settled. Previous studies have suggested that coronal loops in the core of an active region are not…

astro-ph.SR2009★ 65 cited

The Temperature and Density Structure of the Solar Corona. I. Observations of the Quiet Sun with the EUV Imaging Spectrometer (EIS) on Hinode

Harry P. Warren, David H. Brooks

Measurements of the temperature and density structure of the solar corona provide critical constraints on theories of coronal heating. Unfortunately, the complexity of the solar at…