Publications of Roger Dufresne

A list of publications authored or co-authored by Roger Dufresne, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0002-6946-4722

List of publications ordered by citations
Number of papers: 14 (refereed: 14)
No. of citations: 153
First author papers: 9 (refereed: 9)

2026

1. Level-resolved photoionization cross-sections for modelling astrophysical plasma [0]
   Dufresne, R. P. & Del Zanna, G., MNRAS, 546, stag239
2. Diagnostics for the solar chromosphere using neutral carbon Rydberg lines [0]
   Dufresne, R. P., Osborne, C. M. J. & Del Zanna, G., MNRAS, 546, stag076

2025

1. Nigel R. Badnell (1958-2024): A Legacy in Atomic Astrophysics [0]
   Del Zanna, Giulio, Mason, Helen E., Storey, Peter J., Kuhr, Stefan, Zhang, Chunyu, Mao, Junjie, Ferland, Gary J., Giunta, Alessandra & Dufresne, Roger P., Atoms, 13, 55
2. Improving the atomic modelling for solar UV radiative transfer calculations [2]
   Dufresne, R. P., Del Zanna, G. & Osborne, C. M. J., MNRAS, 542, 2223

2024

1. CHIANTI—An Atomic Database for Emission Lines—Paper. XVIII. Version 11, Advanced Ionization Equilibrium Models: Density and Charge Transfer Effects [36]
   Dufresne, R. P., Del Zanna, G., Young, P. R., Dere, K. P., Deliporanidou, E., Barnes, W. T. & Landi, E., ApJ, 974, 71
2. Density-dependent ionization equilibria for carbon with kappa distributions [1]
   Dzifčáková, Elena, Dufresne, Roger P., Dudík, Jaroslav & Del Zanna, Giulio, A&A, 690, A340

2023

1. A benchmark study of atomic models for the transition region against quiet Sun observations [10]
   Dufresne, R. P., Del Zanna, G. & Mason, H. E., MNRAS, 521, 4696
2. New atomic data for C I Rydberg states compared with solar UV spectra [1]
   Storey, P. J., Dufresne, R. P. & Del Zanna, G., MNRAS, 526, 1396

2022

1. Path-lengths in the quiet Sun transition region using O IV lines from IRIS [6]
   Rao, Yamini K., Del Zanna, Giulio, Mason, Helen E. & Dufresne, Roger, MNRAS, 517, 1422

2021

1. Modelling low charge ions in the solar atmosphere [19]
   Dufresne, R. P., Del Zanna, G. & Storey, P. J., MNRAS, 505, 3968
2. The influence of photo-induced processes and charge transfer on carbon and oxygen in the lower solar atmosphere [12]
   Dufresne, R. P., Del Zanna, G. & Badnell, N. R., MNRAS, 503, 1976

2020

1. Effects of density on the oxygen ionization equilibrium in collisional plasmas [17]
   Dufresne, R. P., Del Zanna, G. & Badnell, N. R., MNRAS, 497, 1443
2. Fe III emission in quasars: evidence for a dense turbulent medium [26]
   Temple, Matthew J., Ferland, Gary J., Rankine, Amy L., Hewett, Paul C., Badnell, N. R., Ballance, Connor P., Del Zanna, Giulio & Dufresne, Roger P., MNRAS, 496, 2565

2019

1. Modelling ion populations in astrophysical plasmas: carbon in the solar transition region [23]
   Dufresne, R. P. & Del Zanna, G., A&A, 626, A123