Publications of Helen E. Mason ordered by citations

A list of publications authored or co-authored by Helen E. Mason, derived from the SAO/NASA Astrophysics Data System (ADS) and ordered by the numbers of citations.

Orcid ID: 0000-0002-6418-7914

2008	CHIANTI - an atomic database for emission lines Dere, K. P., Landi, E., Mason, H. E., Monsignori Fossi, B. C. & Young, P. R., 1997, Astronomy and Astrophysics Supplement Series, 125, 149
651	The Coronal Diagnostic Spectrometer for the Solar and Heliospheric Observatory Harrison, R. A., Sawyer, E. C., Carter, M. K., Cruise, A. M., Cutler, R. M., Fludra, A., Hayes, R. W., Kent, B. J., Lang, J., Parker, D. J., Payne, J., Pike, C. D., Peskett, S. C., Richards, A. G., Gulhane, J. L., Norman, K., Breeveld, A. A., Breeveld, E. R., Al Janabi, K. F., Mccalden, A. J., Parkinson, J. H., Self, D. G., Thomas, P. D., Poland, A. I., Thomas, R. J., Thompson, W. T., Kjeldseth-Moe, O., Brekke, P., Karud, J., Maltby, P., Aschenbach, B., Bräuninger, H., Kühne, M., Hollandt, J., Siegmund, O. H. W., Huber, M. C. E., Gabriel, A. H., Mason, H. E. & Bromage, B. J. I., 1995, Solar Physics, 162, 233
425	CHIANTI—An Atomic Database for Emission Lines. XIII. Soft X-Ray Improvements and Other Changes Landi, E., Young, P. R., Dere, K. P., Del Zanna, G. & Mason, H. E., 2013, ApJ, 763, 86
424	CHIANTI - An atomic database for emission lines. Version 8 Del Zanna, G., Dere, K. P., Young, P. R., Landi, E. & Mason, H. E., 2015, A&A, 582, A56
416	CHIANTI-An Atomic Database for Emission Lines. VII. New Data for X-Rays and Other Improvements Landi, E., Del Zanna, G., Young, P. R., Dere, K. P., Mason, H. E. & Landini, M., 2006, ApJS, 162, 261
414	CHIANTI - an atomic database for emission lines. IX. Ionization rates, recombination rates, ionization equilibria for the elements hydrogen through zinc and updated atomic data Dere, K. P., Landi, E., Young, P. R., Del Zanna, G., Landini, M. & Mason, H. E., 2009, A&A, 498, 915
381	SDO/AIA response to coronal hole, quiet Sun, active region, and flare plasma O'Dwyer, B., Del Zanna, G., Mason, H. E., Weber, M. A. & Tripathi, D., 2010, A&A, 521, A21
342	Solar Coronal Jets: Observations, Theory, and Modeling Raouafi, N. E., Patsourakos, S., Pariat, E., Young, P. R., Sterling, A. C., Savcheva, A., Shimojo, M., Moreno-Insertis, F., DeVore, C. R., Archontis, V., Török, T., Mason, H., Curdt, W., Meyer, K., Dalmasse, K. & Matsui, Y., 2016, Space Science Reviews, 201, 1
304	CHIANTI—An Atomic Database for Emission Lines. XII. Version 7 of the Database Landi, E., Del Zanna, G., Young, P. R., Dere, K. P. & Mason, H. E., 2012, ApJ, 744, 99
280	Solar Wind Outflow and the Chromospheric Magnetic Network Hassler, Donald M., Dammasch, Ingolf E., Lemaire, Philippe, Brekke, Pal, Curdt, Werner, Mason, Helen E., Vial, Jean-Claude & Wilhelm, Klaus, 1999, Science, 283, 810
273	CHIANTI-An Atomic Database for Emission Lines. VI. Proton Rates and Other Improvements Young, P. R., Del Zanna, G., Landi, E., Dere, K. P., Mason, H. E. & Landini, M., 2003, ApJS, 144, 135
210	Solar UV and X-ray spectral diagnostics Del Zanna, Giulio & Mason, Helen E., 2018, Living Reviews in Solar Physics, 15, 5
196	EUV Emission Lines and Diagnostics Observed with Hinode/EIS Young, Peter R., Del Zanna, Giulio, Mason, Helen E., Dere, Ken P., Landi, Enrico, Landini, Massimo, Doschek, George A., Brown, Charles M., Culhane, Len, Harra, Louise K., Watanabe, Tetsuya & Hara, Hirohisa, 2007, Publications of the Astronomical Society of Japan, 59, S857
182	Solar active regions: SOHO/CDS and TRACE observations of quiescent coronal loops Del Zanna, G. & Mason, H. E., 2003, A&A, 406, 1089
172	The excitation of several iron and calcium lines in the visible spectrum of the solar corona. Mason, H. E., 1975, MNRAS, 170, 651
169	XUV electron density diagnostics for solar flares. Dere, K. P., Mason, H. E., Widing, K. G. & Bhatia, A. K., 1979, ApJS, 40, 341
165	Solar flare X-ray spectra from the Solar Maximum Mission Flat Crystal Spectrometer Phillips, K. J. H., Fawcett, B. C., Kent, B. J., Gabriel, A. H., Leibacher, J. W., Wolfson, C. J., Acton, L. W., Parkinson, J. H., Culhane, J. L. & Mason, H. E., 1982, ApJ, 256, 774
154	Nonthermal Velocities in the Solar Transition Zone Observed with the High-Resolution Telescope and Spectrograph Dere, K. P. & Mason, H. E., 1993, Solar Physics, 144, 217
147	Slipping Magnetic Reconnection during an X-class Solar Flare Observed by SDO/AIA Dudík, J., Janvier, M., Aulanier, G., Del Zanna, G., Karlický, M., Mason, H. E. & Schmieder, B., 2014, ApJ, 784, 144
145	Spectroscopic diagnostics in the VUV for solar and stellar plasmas Mason, H. E. & Fossi, B. C. Monsignori, 1994, Astronomy and Astrophysics Review, 6, 123
135	Active Region Loops: Hinode/Extreme-Ultraviolet Imaging Spectrometer Observations Tripathi, Durgesh, Mason, Helen E., Dwivedi, Bhola N., del Zanna, Giulio & Young, Peter R., 2009, ApJ, 694, 1256
132	SDO AIA and Hinode EIS observations of "warm" loops Del Zanna, G., O'Dwyer, B. & Mason, H. E., 2011, A&A, 535, A46
127	Slipping Magnetic Reconnection, Chromospheric Evaporation, Implosion, and Precursors in the 2014 September 10 X1.6-Class Solar Flare Dudík, Jaroslav, Polito, Vanessa, Janvier, Miho, Mulay, Sargam M., Karlický, Marian, Aulanier, Guillaume, Del Zanna, Giulio, Dzifčáková, Elena, Mason, Helen E. & Schmieder, Brigitte, 2016, ApJ, 823, 41
126	The Structure and Evolution of a Sigmoidal Active Region Gibson, S. E., Fletcher, L., Del Zanna, G., Pike, C. D., Mason, H. E., Mandrini, C. H., Démoulin, P., Gilbert, H., Burkepile, J., Holzer, T., Alexander, D., Liu, Y., Nitta, N., Qiu, J., Schmieder, B. & Thompson, B. J., 2002, ApJ, 574, 1021
125	Rotating Transition Region Features Observed with the SOHO Coronal Diagnostic Spectrometer Pike, C. D. & Mason, H. E., 1998, Solar Physics, 182, 333
120	The virtual atomic and molecular data centre (VAMDC) consortium Dubernet, M. L., Antony, B. K., Ba, Y. A., Babikov, Yu L., Bartschat, K., Boudon, V., Braams, B. J., Chung, H.-K., Daniel, F., Delahaye, F., Del Zanna, G., de Urquijo, J., Dimitrijević, M. S., Domaracka, A., Doronin, M., Drouin, B. J., Endres, C. P., Fazliev, A. Z., Gagarin, S. V., Gordon, I. E., Gratier, P., Heiter, U., Hill, C., Jevremović, D., Joblin, C., Kasprzak, A., Krishnakumar, E., Leto, G., Loboda, P. A., Louge, T., Maclot, S., Marinković, B. P., Markwick, A., Marquart, T., Mason, H. E., Mason, N. J., Mendoza, C., Mihajlov, A. A., Millar, T. J., Moreau, N., Mulas, G., Pakhomov, Yu, Palmeri, P., Pancheshnyi, S., Perevalov, V. I., Piskunov, N., Postler, J., Quinet, P., Quintas-Sánchez, E., Ralchenko, Yu, Rhee, Y.-J., Rixon, G., Rothman, L. S., Roueff, E., Ryabchikova, T., Sahal-Bréchot, S., Scheier, P., Schlemmer, S., Schmitt, B., Stempels, E., Tashkun, S., Tennyson, J., Tyuterev, Vl G., Vujčić, V., Wakelam, V., Walton, N. A., Zatsarinny, O., Zeippen, C. J. & Zwölf, C. M., 2016, Journal of Physics B Atomic Molecular Physics, 49, 074003
114	Spectroscopic diagnostics of stellar transition regions and coronae in the XUV: AU Mic in quiescence Del Zanna, G., Landini, M. & Mason, H. E., 2002, A&A, 385, 968
107	X-ray precursors to flares and filament eruptions Chifor, C., Tripathi, D., Mason, H. E. & Dennis, B. R., 2007, A&A, 472, 967
103	CHIANTI - an atomic database for emission lines. III. Continuum radiation and extension of the ion database Landi, E., Landini, M., Dere, K. P., Young, P. R. & Mason, H. E., 1999, Astronomy and Astrophysics Supplement Series, 135, 339
102	Nonthermal Velocities in Solar Active Regions Observed with the Extreme-Ultraviolet Imaging Spectrometer on Hinode Doschek, G. A., Mariska, J. T., Warren, H. P., Brown, C. M., Culhane, J. L., Hara, H., Watanabe, T., Young, P. R. & Mason, H. E., 2007, ApJ, 667, L109
101	Benchmarking atomic data for astrophysics: Fe X Del Zanna, G., Berrington, K. A. & Mason, H. E., 2004, A&A, 422, 731
97	Magnetic flux cancellation associated with a recurring solar jet observed with Hinode, RHESSI, and STEREO/EUVI Chifor, C., Isobe, H., Mason, H. E., Hannah, I. G., Young, P. R., Del Zanna, G., Krucker, S., Ichimoto, K., Katsukawa, Y. & Yokoyama, T., 2008, A&A, 491, 279
92	Fe XXI as an electron density diagnostic in solar flares. Mason, H. E., Bhatia, A. K., Doschek, G. A. & Feldman, U., 1979, A&A, 73, 74
83	Theoretical intensity ratios for the UV lines of Mg VII, Si IX and S XI. Mason, H. E. & Bhatia, A. K., 1978, MNRAS, 184, 423
82	The early phases of a solar prominence eruption and associated flare: a multi-wavelength analysis Chifor, C., Mason, H. E., Tripathi, D., Isobe, H. & Asai, A., 2006, A&A, 458, 965
82	On the propagation of brightening after filament/prominence eruptions, as seen by SoHO-EIT Tripathi, D., Isobe, H. & Mason, H. E., 2006, A&A, 453, 1111
81	The radiative response of solar loop plasma subject to transient heating Bradshaw, S. J. & Mason, H. E., 2003, A&A, 407, 1127
79	Application of Spectroscopic Diagnostics to Early Observations with the SOHO Coronal Diagnostic Spectrometer Mason, H. E., Young, P. R., Pike, C. D., Harrison, R. A., Fludra, A., Bromage, B. J. I. & Del Zanna, G., 1997, Solar Physics, 170, 143
79	Simultaneous IRIS and Hinode/EIS Observations and Modelling of the 2014 October 27 X2.0 Class Flare Polito, V., Reep, J. W., Reeves, K. K., Simões, P. J. A., Dudík, J., Del Zanna, G., Mason, H. E. & Golub, L., 2016, ApJ, 816, 89
78	Emission Measure Distribution and Heating of Two Active Region Cores Tripathi, Durgesh, Klimchuk, James A. & Mason, Helen E., 2011, ApJ, 740, 111
78	Electron densities in the solar corona from density-sensitive line ratios in the N I isoelectronic sequence. Feldman, U., Doschek, G. A., Mariska, J. T., Bhatia, A. K. & Mason, H. E., 1978, ApJ, 226, 674
77	Theoretical atomic structure and electron scattering data for ions in the nitrogen isoelectronic sequence - MG VI, SI VIII, S X, A XII and CA XIV Bhatia, A. K. & Mason, H. E., 1980, MNRAS, 190, 925
75	Benchmarking atomic data for astrophysics: Fe XII Del Zanna, G. & Mason, H. E., 2005, A&A, 433, 731
72	Multiwavelength study of 20 jets that emanate from the periphery of active regions Mulay, Sargam M., Tripathi, Durgesh, Del Zanna, Giulio & Mason, Helen, 2016, A&A, 589, A79
71	Velocity Measurements for a Solar Active Region Fan Loop from Hinode/EIS Observations Young, P. R., O'Dwyer, B. & Mason, H. E., 2012, ApJ, 744, 14
70	Nonequilibrium Processes in the Solar Corona, Transition Region, Flares, and Solar Wind (Invited Review) Dudík, Jaroslav, Dzifčáková, Elena, Meyer-Vernet, Nicole, Del Zanna, Giulio, Young, Peter R., Giunta, Alessandra, Sylwester, Barbara, Sylwester, Janusz, Oka, Mitsuo, Mason, Helen E., Vocks, Christian, Matteini, Lorenzo, Krucker, Säm, Williams, David R. & Mackovjak, Šimon, 2017, Solar Physics, 292, 100
67	Joint High Temperature Observation of a Small C6.5 Solar Flare With Iris/Eis/Aia Polito, V., Reeves, K. K., Del Zanna, G., Golub, L. & Mason, H. E., 2015, ApJ, 803, 84
67	High Coronal Electron Densities in a Solar Flare from Fe XXI and Fe XXII X-Ray Line Measurements Phillips, K. J. H., Bhatia, A. K., Mason, H. E. & Zarro, D. M., 1996, ApJ, 466, 549
67	Active Regions Observed in Extreme Ultraviolet Light by the Coronal Diagnostic Spectrometer on SOHO Fludra, A., Brekke, P., Harrison, R. A., Mason, H. E., Pike, C. D., Thompson, W. T. & Young, P. R., 1997, Solar Physics, 175, 487
67	An active region jet observed with Hinode Chifor, C., Young, P. R., Isobe, H., Mason, H. E., Tripathi, D., Hara, H. & Yokoyama, T., 2008, A&A, 481, L57
65	The Mg/Ne abundance ratio in a recently emerged flux region observed by CDS Young, P. R. & Mason, H. E., 1997, Solar Physics, 175, 523
65	Elemental abundances and temperatures of quiescent solar active region cores from X-ray observations Del Zanna, G. & Mason, H. E., 2014, A&A, 565, A14
62	Solar Transition Region Lines Observed by the Interface Region Imaging Spectrograph: Diagnostics for the O IV and Si IV Lines Dudík, J., Del Zanna, G., Dzifčáková, E., Mason, H. E. & Golub, L., 2014, ApJ, 780, L12
61	Density diagnostics derived from the O iv and S iv intercombination lines observed by IRIS Polito, V., Del Zanna, G., Dudík, J., Mason, H. E., Giunta, A. & Reeves, K. K., 2016, A&A, 594, A64
60	Solar Transition Region Features Observed with Hinode/EIS Young, Peter R., Del Zanna, Giulio, Mason, Helen E., Doschek, George A., Culhane, Len & Hara, Hirohisa, 2007, Publications of the Astronomical Society of Japan, 59, S727
58	Spectroscopic characteristics of polar plumes Del Zanna, G., Bromage, B. J. I. & Mason, H. E., 2003, A&A, 398, 743
58	VAMDC—The Virtual Atomic and Molecular Data Centre—A New Way to Disseminate Atomic and Molecular Data—VAMDC Level 1 Release Rixon, G., Dubernet, M. L., Piskunov, N., Walton, N., Mason, N., Le Sidaner, P., Schlemmer, S., Tennyson, J., Akram, A., Benson, K., Bureau, J., Doronin, M., Endres, C., Heiter, U., Hill, C., Kupka, F., Nenadovic, L., Marquart, T., Mulas, G., Ralchenko, Y., Shih, A., Smith, K., Schmitt, B., Witherick, D., Boudon, V., Culhane, J. L., Dimitrijevic, M. S., Fazliev, A. Z., Joblin, C., Leto, G., Loboda, P. A., Mason, H. E., Mendoza, C., Millar, T. J., Nunez, L. A., Perevalov, V. I., Rothman, L. S., Roueff, E., Ryabchikova, T. A., Ryabtsev, A., Sahal-Bréchot, S., Tyuterev, V. G., Wakelam, V. & Zeippen, C. J., 2011, 7th International Conference on Atomic and Molecular Data and Their Applications - ICAMDATA-2010 (Editors: Bernotas, A., Karazija, R. & Rudzikas, Z.), American Institute of Physics Conference Series, 1344, p. 107
57	A Multi-Wavelength Study of the Compact M1 Flare on October 22, 2002 del Zanna, G., Berlicki, A., Schmieder, B. & Mason, H. E., 2006, Solar Physics, 234, 95
56	Atomic data for Fe XXII Mason, H. E. & Storey, P. J., 1980, MNRAS, 191, 631
56	Density sensitivity of the solar EUV emission from boron-like ions. Vernazza, J. E. & Mason, H. E., 1978, ApJ, 226, 720
56	Temperature and density in a polar plume - measurements from CDS/SOHO Young, P. R., Klimchuk, J. A. & Mason, H. E., 1999, A&A, 350, 286
55	The 22 May 2007 B-class flare: new insights from Hinode observations Del Zanna, G., Mitra-Kraev, U., Bradshaw, S. J., Mason, H. E. & Asai, A., 2011, A&A, 526, A1
53	Densities in the quiet sun and polar coronal holes from EUV line ratios involving O III (1666.15 Å). Doschek, G. A., Feldman, U., Bhatia, A. K. & Mason, H. E., 1978, ApJ, 226, 1129
51	Partially-erupting prominences: a comparison between observations and model-predicted observables Tripathi, D., Gibson, S. E., Qiu, J., Fletcher, L., Liu, R., Gilbert, H. & Mason, H. E., 2009, A&A, 498, 295
48	Atomic data for astrophysics: Fe x soft X-ray lines Del Zanna, G., Storey, P. J., Badnell, N. R. & Mason, H. E., 2012, A&A, 541, A90
46	New atomic data for Fe/+19/ Bhatia, A. K. & Mason, H. E., 1980, A&A, 83, 380
46	Temperature Tomography of a Coronal Sigmoid Supporting the Gradual Formation of a Flux Rope Tripathi, Durgesh, Kliem, Bernhard, Mason, Helen E., Young, Peter R. & Green, Lucie M., 2009, ApJ, 698, L27
44	Evidence for magnetic flux cancelation leading to an ejective solar eruption observed by Hinode, TRACE, STEREO, and SoHO/MDI Sterling, A. C., Chifor, C., Mason, H. E., Moore, R. L. & Young, P. R., 2010, A&A, 521, A49
44	The Interpretation of the Spectral Line Intensities from the Chase Spectrometer on SPACELAB-2 Lang, J., Mason, H. E. & McWhirter, R. W. P., 1990, Solar Physics, 129, 31
43	Atomic data for astrophysics: Fe xii soft X-ray lines Del Zanna, G., Storey, P. J., Badnell, N. R. & Mason, H. E., 2012, A&A, 543, A139
43	On the consequences of a non-equilibrium ionisation balance for compact flare emission and dynamics Bradshaw, S. J., Del Zanna, G. & Mason, H. E., 2004, A&A, 425, 287
43	Active region moss. Basic physical parameters and their temporal variation Tripathi, D., Mason, H. E., Del Zanna, G. & Young, P. R., 2010, A&A, 518, A42
42	Evolution of Elemental Abundances during B-Class Solar Flares: Soft X-Ray Spectral Measurements with Chandrayaan-2 XSM Mondal, Biswajit, Sarkar, Aveek, Vadawale, Santosh V., Mithun, N. P. S., Janardhan, P., Del Zanna, Giulio, Mason, Helen E., Mitra-Kraev, Urmila & Narendranath, S., 2021, ApJ, 920, 4
42	Density structure of an active region and associated moss using Hinode/EIS Tripathi, D., Mason, H. E., Young, P. R. & Del Zanna, G., 2008, A&A, 481, L53
41	Atomic calculation for Fe XXIII, UV, and X-ray lines. Bhatia, A. K. & Mason, H. E., 1981, A&A, 103, 324
41	A Relationship Between Transition Region Brightenings, Abundances, and Magnetic Topology Fletcher, Lyndsay, López Fuentes, Marcelo C., Mandrini, Cristina H., Schmieder, Brigitte, Démoulin, Pascal, Mason, Helen E., Young, Peter R. & Nitta, Nariaki, 2001, Solar Physics, 203, 255
41	Diagnostic Application of Highly Ionised Iron Lines in the Extreme Ultraviolet Spectrum of a Solar Flare Mason, H. E., Bhatia, A. K., Kastner, S. O., Neupert, W. M. & Swartz, M., 1984, Solar Physics, 92, 199
39	A Slater Parameter Optimization Method Applied to the Computation of Collision Strengths for Fe XIII Fawcett, B. C. & Mason, H. E., 1989, Atomic Data and Nuclear Data Tables, 43, 245
39	Active Region Loops: Temperature Measurements as a Function of Time from Joint TRACE and SOHO CDS Observations Cirtain, J. W., Del Zanna, G., DeLuca, E. E., Mason, H. E., Martens, P. C. H. & Schmelz, J. T., 2007, ApJ, 655, 598
38	Interpretation of EUV spectra from loop structures in an active region at the limb Doyle, J. G., Mason, H. E. & Vernazza, J. E., 1985, A&A, 150, 69
38	Analysis and modelling of recurrent solar flares observed with Hinode/EIS on March 9, 2012 Polito, V., Del Zanna, G., Valori, G., Pariat, E., Mason, H. E., Dudík, J. & Janvier, M., 2017, A&A, 601, A39
35	Atomic data from the IRON Project. XL. Electron impact excitation of the Fe XIV EUV transitions Storey, P. J., Mason, H. E. & Young, P. R., 2000, Astronomy and Astrophysics Supplement Series, 141, 285
35	Hinode extreme-ultraviolet imaging spectrometer observations of a limb active region O'Dwyer, B., Del Zanna, G., Mason, H. E., Sterling, A. C., Tripathi, D. & Young, P. R., 2011, A&A, 525, A137
34	Atomic data from the IRON project. LXVIII. Electron impact excitation of Fe xi Del Zanna, G., Storey, P. J. & Mason, H. E., 2010, A&A, 514, A40
34	The evolution of the emission measure distribution in the core of an active region Del Zanna, Giulio, Tripathi, Durgesh, Mason, Helen, Subramanian, Srividya & O'Dwyer, Brendan, 2015, A&A, 573, A104
34	SDO AIA and EVE observations and modelling of solar flare loops Petkaki, P., Del Zanna, G., Mason, H. E. & Bradshaw, S. J., 2012, A&A, 547, A25
34	Evidence of Impulsive Heating in Active Region Core Loops Tripathi, Durgesh, Mason, Helen E. & Klimchuk, James A., 2010, ApJ, 723, 713
33	Spectral Line Profiles of Fe XXI 1354.1 Angstrom from the Solar Maximum Mission Mason, H. E., Shine, R. A., Gurman, J. B. & Harrison, R. A., 1986, ApJ, 309, 435
33	Coronal Mg(9+) - Collisional excitation of the 2s-2p multiplet Burgess, A., Mason, H. E. & Tully, J. A., 1989, A&A, 217, 319
32	Signatures of the non-Maxwellian κ-distributions in optically thin line spectra. I. Theory and synthetic Fe IX-XIII spectra Dudík, J., Del Zanna, G., Mason, H. E. & Dzifčáková, E., 2014, A&A, 570, A124
31	A comparison of theoretical and solar-flare intensity ratios for the Fe XIX X-ray lines Bhatia, A. K., Fawcett, B. C., Phillips, K. J. H., Lemen, J. R. & Mason, H. E., 1989, MNRAS, 240, 421
31	A bright coronal downflow seen in multi-wavelength observations: evidence of a bifurcating flux-rope? Tripathi, D., Solanki, S. K., Mason, H. E. & Webb, D. F., 2007, A&A, 472, 633
31	Limb-brightening observations from the OSO-7 satellite. III. Comparison of EUV line intensities of Fe XII, Fe XI, Fe XV, Si X and S XII, Si IX and S XI with predictions. Kastner, S. O. & Mason, H. E., 1978, A&A, 67, 119
31	On the unidentified forbidden coronal lines. Mason, H. E. & Nussbaumer, H., 1977, A&A, 54, 547
31	Multiwavelength Analysis of a Well Observed Flare from Solar Maximum Mission MacNeice, P., Pallavicini, R., Mason, H. E., Simnett, G. M., Antonucci, E., Shine, R. A., Rust, D. M., Jordan, C. & Dennis, B. R., 1985, Solar Physics, 99, 167
31	Imaging and Spectroscopic Observations of a Transient Coronal Loop: Evidence for the Non-Maxwellian K Distributions Dudík, Jaroslav, Mackovjak, Šimon, Dzifčáková, Elena, Del Zanna, Giulio, Williams, David R., Karlický, Marian, Mason, Helen E., Lörinčík, Juraj, Kotrč, Pavel, Fárník, František & Zemanová, Alena, 2015, ApJ, 807, 123
30	Spectroscopic Observations of a Coronal Loop: Basic Physical Plasma Parameters Along the Full Loop Length Gupta, G. R., Tripathi, Durgesh & Mason, Helen E., 2015, ApJ, 800, 140
30	Soho Cds nis in-flight intensity calibration using a plasma diagnostic method Landi, E., Landini, M., Pike, C. D. & Mason, H. E., 1997, Solar Physics, 175, 553
30	Atomic data for the X-ray lines of Fe viii and Fe ix O'Dwyer, B., Del Zanna, G., Badnell, N. R., Mason, H. E. & Storey, P. J., 2012, A&A, 537, A22
30	Are Coronal Loops Isothermal or Multithermal? Schmelz, J. T., Nasraoui, K., Rightmire, L. A., Kimble, J. A., del Zanna, G., Cirtain, J. W., DeLuca, E. E. & Mason, H. E., 2009, ApJ, 691, 503
30	EUV Spectroscopic Observations of Spray Ejecta from an X2 Flare Pike, C. D. & Mason, H. E., 2002, Solar Physics, 206, 359
29	Multialtitude Observations of a Coronal Jet during the Third Whole Sun Month Campaign Ko, Y.-K., Raymond, J. C., Gibson, S. E., Alexander, D., Strachan, L., Holzer, T., Gilbert, H., Cyr, O. C. St., Thompson, B. J., Pike, C. D., Mason, H. E., Burkepile, J., Thompson, W. & Fletcher, L., 2005, ApJ, 623, 519
29	Spectroscopic diagnostics of the active region: transition zone and corona. Dere, K. P. & Mason, H. E., 1981, Solar Active Regions: A monograph from Skylab Solar Workshop III (Editors: Orrall, F. Q.), p. 129
29	Electron density and temperature structure of two limb active regions observed by SOHO-CDS Mason, H. E., Landi, E., Pike, C. D. & Young, P. R., 1999, Solar Physics, 189, 129
29	The CHIANTI atomic database Young, P. R., Dere, K. P., Landi, E., Del Zanna, G. & Mason, H. E., 2016, Journal of Physics B Atomic Molecular Physics, 49, 074009
28	Electron Density Diagnostics in the 10--100 Angstrom Interval for a Solar Flare Brown, W. A., Bruner, M. E., Acton, L. W. & Mason, H. E., 1986, ApJ, 301, 981
28	Cool and hot emission in a recurring active region jet Mulay, Sargam M., Del Zanna, Giulio & Mason, Helen, 2017, A&A, 606, A4
28	Atomic data for astrophysics: Fe IX Del Zanna, G., Storey, P. J., Badnell, N. R. & Mason, H. E., 2014, A&A, 565, A77
27	Benchmarking atomic data for astrophysics: Fe XXIII Del Zanna, G., Chidichimo, M. C. & Mason, H. E., 2005, A&A, 432, 1137
27	Fe XIX transitions within the N = 2 complex Loulergue, M., Mason, H. E., Nussbaumer, H. & Storey, P. J., 1985, A&A, 150, 246
26	Atomic data from the IRON Project = 2, 3, 4 configurations. LVI. Electron excitation of Be-like Fe XXIII for the n = 2,3,4 configurations Chidichimo, M. C., Del Zanna, G., Mason, H. E., Badnell, N. R., Tully, J. A. & Berrington, K. A., 2005, A&A, 430, 331
25	Computation of Non-Maxwellian Electron Excitation Rates for Ions of Astrophysical Interest: Fe XV - A Test Case Dzifčáková, Elena & Mason, Helen, 2008, Solar Physics, 247, 301
25	Coronal Diagnostic Spectrometer Observations of Isothermal and Multithermal Coronal Loops Schmelz, J. T., Nasraoui, K., Del Zanna, G., Cirtain, J. W., DeLuca, E. E. & Mason, H. E., 2007, ApJ, 658, L119
24	A comparison between theoretical and solar FeXII UV line intensity ratios UV line intensity ratios Binello, A. M., Landi, E., Mason, H. E., Storey, P. J. & Brosius, J. W., 2001, A&A, 370, 1071
24	Atomic data from the IRON Project. XXV. Electron impact excitation of fine-structure transitions in the ground configuration of Fe XII Binello, A. M., Mason, H. E. & Storey, P. J., 1998, Astronomy and Astrophysics Supplement Series, 127, 545
24	Doppler Shifts in Active Region Moss Using SOHO/SUMER Winebarger, Amy, Tripathi, Durgesh, Mason, Helen E. & Del Zanna, Giulio, 2013, ApJ, 767, 107
23	Active Region Moss: Doppler Shifts from Hinode/Extreme-ultraviolet Imaging Spectrometer Observations Tripathi, Durgesh, Mason, Helen E. & Klimchuk, James A., 2012, ApJ, 753, 37
23	Collision Strengths and Oscillator Strengths for Fe IX Fawcett, B. C. & Mason, H. E., 1991, Atomic Data and Nuclear Data Tables, 47, 17
23	The Gradual Phase of the X17 Flare on October 28, 2003 del Zanna, G., Schmieder, B., Mason, H., Berlicki, A. & Bradshaw, S., 2006, Solar Physics, 239, 173
22	SUMER observations of transition region fine structures Landi, E., Mason, H. E., Lemaire, P. & Landini, M., 2000, A&A, 357, 743
21	Nonthermal and thermal diagnostics of a solar flare observed with RESIK and RHESSI Dzifčáková, E., Kulinová, A., Chifor, C., Mason, H. E., Del Zanna, G., Sylwester, J. & Sylwester, B., 2008, A&A, 488, 311
21	Plasma Diagnostics from Active Region and Quiet-Sun Spectra Observed by Hinode/EIS: Quantifying the Departures from a Maxwellian Distribution Lörinčík, Juraj, Dudík, Jaroslav, del Zanna, Giulio, Dzifčáková, Elena & Mason, Helen E., 2020, ApJ, 893, 34
20	Hinode EIS line widths in the quiet corona up to 1.5 R☉ Del Zanna, G., Gupta, G. R. & Mason, H. E., 2019, A&A, 631, A163
20	An Assessment of Theoretical Electron Excitation Data for Fe IX-Fe XIV Mason, H. E., 1994, Atomic Data and Nuclear Data Tables, 57, 305
20	Temperature and density structure of a recurring active region jet Mulay, Sargam M., Del Zanna, Giulio & Mason, Helen, 2017, A&A, 598, A11
20	A benchmark study for CHIANTI based on RESIK solar flare spectra Chifor, C., Del Zanna, G., Mason, H. E., Sylwester, J., Sylwester, B. & Phillips, K. J. H., 2007, A&A, 462, 323
20	Observations of Plasma Upflow in a Warm Loop with Hinode/EIS Tripathi, Durgesh, Mason, Helen E., Del Zanna, Giulio & Bradshaw, Steven, 2012, ApJ, 754, L4
19	The Ar/Ca relative abundance in solar coronal plasma. Young, P. R., Mason, H. E., Keenan, F. P. & Widing, K. G., 1997, A&A, 323, 243
19	Atomic Physics for Atmospheric Composition Measurements Young, P. R. & Mason, H. E., 1998, Space Science Reviews, 85, 315
19	The First Flight of the Marshall Grazing Incidence X-Ray Spectrometer (MaGIXS) Savage, Sabrina L., Winebarger, Amy R., Kobayashi, Ken, Athiray, P. S., Beabout, Dyana, Golub, Leon, Walsh, Robert W., Beabout, Brent, Bradshaw, Stephen, Bruccoleri, Alexander R., Champey, Patrick R., Cheimets, Peter, Cirtain, Jonathan, DeLuca, Edward E., Del Zanna, Giulio, Dudík, Jaroslav, Guillory, Anthony, Haight, Harlan, Heilmann, Ralf K., Hertz, Edward, Hogue, William, Kegley, Jeffery, Kolodziejczak, Jeffery, Madsen, Chad, Mason, Helen, McKenzie, David E., Ranganathan, Jagan, Reeves, Katharine K., Robertson, Bryan, Schattenburg, Mark L., Scholvin, Jorg, Siler, Richard, Testa, Paola, Vigil, Genevieve D., Warren, Harry P., Watkinson, Benjamin, Weddendorf, Bruce & Wright, Ernest, 2023, ApJ, 945, 105
18	The interpretation of the forbidden emission lines from a coronal condensation. Mason, H. E., 1975, MNRAS, 171, 119
18	The solar wind disappearance event of 11 May 1999: source region evolution Janardhan, P., Tripathi, D. & Mason, H. E., 2008, A&A, 488, L1
18	The Temperature and Density Structure of an Active Region Observed with the Extreme-Ultraviolet Imaging Spectrometer on Hinode Doschek, George A., Mariska, John T., Warren, Harry P., Culhane, Len, Watanabe, Tetsuya, Young, Peter R., Mason, Helen E. & Dere, Kenneth P., 2007, Publications of the Astronomical Society of Japan, 59, S707
17	Spectral Line Intensities for n = 3-3 EUV Transitions in Fe XV Bhatia, A. K. & Mason, H. E., 1997, Atomic Data and Nuclear Data Tables, 66, 119
17	Coronal Densities, Temperatures, and Abundances during the 2019 Total Solar Eclipse: The Role of Multiwavelength Observations in Coronal Plasma Characterization Del Zanna, Giulio, Samra, Jenna, Monaghan, Austin, Madsen, Chad, Bryans, Paul, DeLuca, Edward, Mason, Helen, Berkey, Ben, de Wijn, Alfred & Rivera, Yeimy J., 2023, ApJS, 265, 11
17	EUV limb spectra of a surge observed from Skylab. Doschek, G. A., Feldman, U. & Mason, H. E., 1979, A&A, 78, 342
16	Soft X-Ray Spectral Diagnostics of Multithermal Plasma in Solar Flares with Chandrayaan-2 XSM Mithun, N. P. S., Vadawale, Santosh V., Del Zanna, Giulio, Rao, Yamini K., Joshi, Bhuwan, Sarkar, Aveek, Mondal, Biswajit, Janardhan, P., Bhardwaj, Anil & Mason, Helen E., 2022, ApJ, 939, 112
16	Solar Physics Gabriel, A. H. & Mason, H. E., 1982, Applied Atomic Collision Physics, Volume 1: Atmospheric Physics and Chemistry (Editors: Massey, H. S. W. & Bates, D. R.), 1, p. 346
15	A Critical Assessment of Electron Excitation between the 2s 22p 2 and 2s2p 3 Configurations of MG +6 Burgess, A., Mason, H. E. & Tully, J. A., 1991, ApJ, 376, 803
15	Further atomic calculations for Fe XXIII Bhatia, A. K. & Mason, H. E., 1986, A&A, 155, 413
15	Electron Densities in the Solar Corona Measured Simultaneously in the Extreme Ultraviolet and Infrared Dudík, Jaroslav, Del Zanna, Giulio, Rybák, Ján, Lörinčík, Juraj, Dzifčáková, Elena, Mason, Helen E., Tomczyk, Steven & Galloy, Michael, 2021, ApJ, 906, 118
15	Emission Measure Distribution for Diffuse Regions in Solar Active Regions Subramanian, Srividya, Tripathi, Durgesh, Klimchuk, James A. & Mason, Helen E., 2014, ApJ, 795, 76
15	Exploring the damping of Alfvén waves along a long off-limb coronal loop, up to 1.4 R☉ Gupta, G. R., Del Zanna, G. & Mason, H. E., 2019, A&A, 627, A62
15	Atomic data from the IRON project. XXXI. Electron impact excitation of optically allowed and intercombination electric dipole transitions in Fe XII Binello, A. M., Mason, H. E. & Storey, P. J., 1998, Astronomy and Astrophysics Supplement Series, 131, 153
15	Atomic calculations for the Fe XX X-ray lines Mason, H. E. & Bhatia, A. K., 1983, Astronomy and Astrophysics Supplement Series, 52, 181
14	Spectroscopic techniques for determining electron densities in the solar atmosphere. Mason, H. E., 1988, Journal de Physique, 49, C1_13
14	Role of Small-scale Impulsive Events in Heating the X-Ray Bright Points of the Quiet Sun Mondal, Biswajit, Klimchuk, James A., Vadawale, Santosh V., Sarkar, Aveek, Del Zanna, Giulio, Athiray, P. S., Mithun, N. P. S., Mason, Helen E. & Bhardwaj, Anil, 2023, ApJ, 945, 37
14	High resolution soft X-ray spectroscopy and the quest for the hot (5-10 MK) plasma in solar active regions Del Zanna, Giulio, Andretta, Vincenzo, Cargill, Peter J., Corso, Alain J., Daw, Adrian N., Golub, Leon, Klimchuk, James A. & Mason, Helen E., 2021, Frontiers in Astronomy and Space Sciences, 8, 33
14	The centre-to-limb variation of non-thermal velocities using IRIS Si IV Rao, Yamini K., Del Zanna, Giulio & Mason, Helen E., 2022, MNRAS, 511, 1383
13	Response of Hinode XRT to quiet Sun, active region and flare plasma O'Dwyer, B., Del Zanna, G. & Mason, H. E., 2014, A&A, 561, A20
13	Multiwavelength Observations by XSM, Hinode, and SDO of an Active Region. Chemical Abundances and Temperatures Del Zanna, G., Mondal, B., Rao, Y. K., Mithun, N. P. S., Vadawale, S. V., Reeves, K. K., Mason, H. E., Sarkar, A., Janardhan, P. & Bhardwaj, A., 2022, ApJ, 934, 159
13	Spectral diagnostic capabilities of Solar-B EIS Del Zanna, G. & Mason, H. E., 2005, Advances in Space Research, 36, 1503
12	Sigmoidal diagnostics with SOHO/CDS Del Zanna, G., Gibson, S. E., Mason, H. E., Pike, C. D. & Mandrini, C. H., 2002, Advances in Space Research, 30, 551
12	Elemental abundances of the low corona as derived from SOHO/CDS observations Del Zanna, G., Bromage, B. J. I. & Mason, H. E., 2001, Joint SOHO/ACE workshop ``Solar and Galactic Composition'' (Editors: Wimmer-Schweingruber, Robert F.), American Institute of Physics Conference Series, 598, p. 59
12	Diagnostics of Non-Maxwellian Electron Distributions in Solar Active Regions from Fe XII Lines Observed by the Hinode Extreme Ultraviolet Imaging Spectrometer and Interface Region Imaging Spectrograph Del Zanna, G., Polito, V., Dudík, J., Testa, P., Mason, H. E. & Dzifčáková, E., 2022, ApJ, 930, 61
11	EIT and TRACE responses to flare plasma Tripathi, D., Del Zanna, G., Mason, H. E. & Chifor, C., 2006, A&A, 460, L53
11	A benchmark study of atomic models for the transition region against quiet Sun observations Dufresne, R. P., Del Zanna, G. & Mason, H. E., 2023, MNRAS, 521, 4696
11	On the validity of the ICFT R-matrix method: Fe XIV Del Zanna, G., Badnell, N. R., Fernández-Menchero, L., Liang, G. Y., Mason, H. E. & Storey, P. J., 2015, MNRAS, 454, 2909
11	Signatures of the non-Maxwellian κ-distributions in optically thin line spectra. II. Synthetic Fe XVII-XVIII X-ray coronal spectra and predictions for the Marshall Grazing-Incidence X-ray Spectrometer (MaGIXS) Dudík, Jaroslav, Dzifčáková, Elena, Del Zanna, Giulio, Mason, Helen E., Golub, Leon L., Winebarger, Amy R. & Savage, Sabrina L., 2019, A&A, 626, A88
11	Study of the spatial association between an active region jet and a nonthermal type III radio burst Mulay, Sargam M., Sharma, Rohit, Valori, Gherardo, Vásquez, Alberto M., Del Zanna, Giulio, Mason, Helen & Oberoi, Divya, 2019, A&A, 632, A108
11	UV and soft X-ray lines from Fe XVI observed in solar and stellar spectra. Cornille, M., Dubau, J., Mason, H. E., Blancard, C. & Brown, W. A., 1997, A&A, 320, 333
10	SPICE connection mosaics to link the Sun's surface and the heliosphere Varesano, T., Hassler, D. M., Zambrana Prado, N., Plowman, J., Del Zanna, G., Parenti, S., Mason, H. E., Giunta, A., Auchère, F., Carlsson, M., Fludra, A., Peter, H., Müller, D., Williams, D., Aznar Cuadrado, R., Barczynski, K., Buchlin, E., Caldwell, M., Fredvik, T., Grundy, T., Guest, S., Harra, L., Janvier, M., Kucera, T., Leeks, S., Schmutz, W., Schuehle, U., Sidher, S., Teriaca, L., Thompson, W. & Yardley, S. L., 2024, A&A, 685, A146
10	Atomic data for astrophysics: Ni XV Del Zanna, G., Storey, P. J. & Mason, H. E., 2014, A&A, 567, A18
9	Evolution of Elemental Abundances in Hot Active Region Cores from Chandrayaan-2 XSM Observations Mondal, Biswajit, Vadawale, Santosh V., Del Zanna, Giulio, Mithun, N. P. S., Sarkar, Aveek, Mason, Helen E., Janardhan, P. & Bhardwaj, Anil, 2023, ApJ, 955, 146
9	A New Aid for Interpolating and Assessing Collision Strengths and Rate Coefficients Burgess, A., Mason, H. E. & Tully, J. A., 1988, Journal de Physique, 49, C1
8	Thermodynamic evolution of a sigmoidal active region with associated flares Mulay, Sargam M., Tripathi, Durgesh & Mason, Helen, 2021, MNRAS, 504, 1201
8	Variation of Thermal Structure with Height of a Solar Active Region Derived from SOHO CDS and YOHKOH BCS Observations Sterling, Alphonse C., Pike, C. D., Mason, Helen E., Watanabe, Tetsuya & Antiochos, Spiro K., 1999, ApJ, 524, 1096
8	The application of atomic physics to the study of solar abundances and their variations Mason, H. E., 1995, Advances in Space Research, 15, 53
8	Multiwavelength Observations of a B-class Flare Using XSM, AIA, and XRT Rao, Yamini K., Mondal, B., Del Zanna, Giulio, Mithun, N. P. S., Vadawale, S. V., Reeves, K. K., Mason, Helen E. & Bhardwaj, Anil, 2023, ApJ, 958, 190
8	Density measurements in the corona Mason, Helen E., 1991, Advances in Space Research, 11, 293
7	Path-lengths in the quiet Sun transition region using O IV lines from IRIS Rao, Yamini K., Del Zanna, Giulio, Mason, Helen E. & Dufresne, Roger, 2022, MNRAS, 517, 1422
7	Formation and thermodynamic evolution of plasmoids in active region jets Mulay, Sargam M., Tripathi, Durgesh, Mason, Helen, Del Zanna, Giulio & Archontis, Vasilis, 2023, MNRAS, 518, 2287
7	CHIANTI - an Atomic Database For Emission Lines Paper I: Wavelengths Greater than 50 Angstroms Dere, K. P., Landi, E., Mason, H. E., Fossi, B. C. M. & Young, P. R., 1998, The Scientific Impact of the Goddard High Resolution Spectrograph (Editors: Brandt, John C., Ake, Thomas B. & Petersen, Carolyn Collins), Astronomical Society of the Pacific Conference Series, 143, p. 390
6	Flare-related Recurring Active Region Jets: Evidence for Very Hot Plasma Mulay, Sargam M., Matthews, Sarah, Hasegawa, Takahiro, Del Zanna, Giulio, Mason, Helen & Shimizu, Toshifumi, 2018, Solar Physics, 293, 160
5	Active Region Studies with SOHO-CDS Mason, H. E. & Del Zanna, G., 2002, Stellar Coronae in the Chandra and XMM-NEWTON Era (Editors: Favata, Fabio & Drake, Jeremy J.), Astronomical Society of the Pacific Conference Series, 277, p. 37
5	Working Group 4 Report: Composition and Elemental Abundance Variations in the Solar Atmosphere and Solar Wind Mason, Helen E. & Bochsler, Peter, 1999, Space Science Reviews, 87, 105
5	Searching for Sigmoids in SOHO/CDS Gibson, Sarah, Mason, Helen, Pike, Dave & Young, Peter, 1999, 8th SOHO Workshop: Plasma Dynamics and Diagnostics in the Solar Transition Region and Corona (Editors: Vial, J.-C. & Kaldeich-Schü, B.), ESA Special Publication, 446, p. 331
5	EUV and infra-red lines of FE XIII Young, P. R., Mason, H. E. & Thomas, R. J., 1994, Solar Dynamic Phenomena and Solar Wind Consequences, the Third SOHO Workshop (Editors: Hunt, J. J.), ESA Special Publication, 373, p. 417
5	Plasma Diagnostics for the Solar Atmosphere Mason, Helen E., 1998, Space Solar Physics: Theoretical and Observational Issues in the Context of the SOHO Mission (Editors: Vial, Jean Claude, Bocchialini, Karine & Boumier, Patrick), p.143
5	Theoretical intensity ratios for the X-ray lines from CA XV Bhatia, A. K. & Mason, H. E., 1986, A&A, 155, 417
5	Multi-Instrument Campaigns to Observe the Off-Limb Corona Del Zanna, G., Andretta, V., Poletto, G., Teriaca, L., Ko, Y.-K., Mason, H. E., Vourdilas, A., Bemporad, A. & Magri, M., 2009, The Second Hinode Science Meeting: Beyond Discovery-Toward Understanding (Editors: Lites, B., Cheung, M., Magara, T., Mariska, J. & Reeves, K.), Astronomical Society of the Pacific Conference Series, 415, p. 315
4	Atomic Physics Calculations Relevant to Solar Flare Spectra Mason, Helen E., 1991, Philosophical Transactions of the Royal Society of London Series A, 336, 471
4	New atomic data for the FeXII coronal ion Binello, A. M., Mason, H. E. & Storey, P. J., 1997, Advances in Space Research, 20, 2263
4	Determining the Nanoflare Heating Frequency of an X-Ray Bright Point Observed by MaGIXS Mondal, Biswajit, Athiray, P. S., Winebarger, Amy R., Savage, Sabrina L., Kobayashi, Ken, Bradshaw, Stephen, Barnes, Will, Champey, Patrick R., Cheimets, Peter, Dudík, Jaroslav, Golub, Leon, Mason, Helen E., McKenzie, David E., Moore, Christopher S., Madsen, Chad, Reeves, Katharine K., Testa, Paola, Vigil, Genevieve D., Warren, Harry P., Walsh, Robert W. & Del Zanna, Giulio, 2024, ApJ, 967, 23
3	The Sun as a Star Del Zanna, Giulio & Mason, Helen, 2013, Planets, Stars and Stellar Systems. Volume 4: Stellar Structure and Evolution (Editors: Oswalt, Terry D. & Barstow, Martin A.), p.87
3	Atomic Physics for Atmospheric Composition Measurements Young, P. R. & Mason, H. E., 1998, Solar Composition and Its Evolution -- From Core to Corona (Editors: Fröhlich, C., Huber, M. C. E., Solanki, S. K. & von Steiger, R.), p. 315
3	Science Objectives for an X-Ray Microcalorimeter Observing the Sun Laming, J. Martin, Adams, J., Alexander, D., Aschwanden, M, Bailey, C., Bandler, S., Bookbinder, J., Bradshaw, S., Brickhouse, N., Chervenak, J., Christe, S., Cirtain, J., Cranmer, S., Deiker, S., DeLuca, E., Del Zanna, G., Dennis, B., Doschek, G., Eckart, M., Fludra, A., Finkbeiner, F., Grigis, P., Harrison, R., Ji, L., Kankelborg, C., Kashyap, V., Kelly, D., Kelley, R., Kilbourne, C., Klimchuk, J., Ko, Y. -K., Landi, E., Linton, M., Longcope, D., Lukin, V., Mariska, J., Martinez-Galarce, D., Mason, H., McKenzie, D., Osten, R., Peres, G., Pevtsov, A., Porter, K. Phillips F. S., Rabin, D., Rakowski, C., Raymond, J., Reale, F., Reeves, K., Sadleir, J., Savin, D., Schmelz, J., Smith, R. K., Smith, S., Stern, R., Sylwester, J., Tripathi, D., Ugarte-Urra, I., Young, P., Warren, H. & Wood, B., 2010, arXiv:1011.4052
3	New Results from the Coronal Diagnostic Spectrometer Mason, H. E. & Pike, C. D., 1998, Cool Stars, Stellar Systems, and the Sun (Editors: Donahue, Robert A. & Bookbinder, Jay A.), Astronomical Society of the Pacific Conference Series, 154, p. 431
3	CDS UV Brightenings Explained by Quasi-separatrices and Bald Patches in an S-shape active region Schmieder, B., Démoulin, P., Fletcher, L., López Fuentes, M. C., Mandrini, C. H., Mason, H. E., Young, P. R. & Nitta, N., 2001, Recent Insights into the Physics of the Sun and Heliosphere: Highlights from SOHO and Other Space Missions (Editors: Brekke, P\ral, Fleck, Bernhard & Gurman, Joseph B.), IAU Symposium, 203, p. 314
3	Recent developments of the CHIANTI database in the X-ray wavelength range Landi, E., Dere, K. P., Young, P. R., del Zanna, G., Mason, H. E. & Landini, M., 2005, X-ray Diagnostics of Astrophysical Plasmas: Theory, Experiment, and Observation (Editors: Smith, Randall), American Institute of Physics Conference Series, 774, p. 409
3	Atomic data for the SOHO mission. Burgess, A., Mason, H. E. & Tully, J. A., 1993, UV and X-ray Spectroscopy of Laboratory and Astrophysical Plasmas (Editors: Silver, Eric H. & Kahn, Steven M.), p. 97
3	Density Structure in Active Regions from Hinode/EIS Tripathi, D., Mason, H. E., Young, P. R., Chifor, C. & Del Zanna, G., 2008, First Results From Hinode (Editors: Matthews, S. A., Davis, J. M. & Harra, L. K.), Astronomical Society of the Pacific Conference Series, 397, p. 45
3	Spectroscopic diagnostics for ions observed in solar and cosmic plasmas Mason, Helen E., 1990, IAU Colloquium 115: High Resolution X-ray Spectroscopy of Cosmic Plasmas (Editors: Gorenstein, Paul & Zombeck, Martin), p. 11
2	Observation of Transition Region Fine Structures with Soho/Sumer Landi, E., Mason, H. E. & Landini, M., 1999, Space Science Reviews, 87, 241
2	EUV spectral observations of active region flares Del Zanna, G., Mason, H. E. & Foley, C., 2002, Solar Variability: From Core to Outer Frontiers (Editors: Wilson, A.), ESA Special Publication, 2, p. 585
2	SOHO/CDS Observations of Quiescent Active Region Loops Del Zanna, G., Mason, H. E. & Cirtain, J., 2006, SOHO-17. 10 Years of SOHO and Beyond (Editors: Lacoste, H. & Ouwehand, L.), ESA Special Publication, 617, p. 86
2	EUV density diagnostics in solar and stellar spectra Young, P. R. & Mason, H. E., 1996, Cool Stars, Stellar Systems, and the Sun (Editors: Pallavicini, Roberto & Dupree, Andrea K.), Astronomical Society of the Pacific Conference Series, 109, p. 301
2	Plasma Emission Codes: Comparisons and Critiques Mason, Helen E., 1996, IAU Colloquium 152: Astrophysics in the Extreme Ultraviolet (Editors: Bowyer, Stuart & Malina, Roger F.), p. 561
2	EUV Line Intensities of Fe X Young, P. R., Mason, H. E., Bhatia, A. K., Doschek, G. A. & Thomas, R. J., 1996, IAU Colloquium 152: Astrophysics in the Extreme Ultraviolet (Editors: Bowyer, Stuart & Malina, Roger F.), p. 583
2	Active Region Microflares From Hinode and RHESSI Chifor, C., Hannah, I. G., Mason, H. E., Isobe, H., Yokoyama, T., Young, P. R. & Tripathi, D., 2008, First Results From Hinode (Editors: Matthews, S. A., Davis, J. M. & Harra, L. K.), Astronomical Society of the Pacific Conference Series, 397, p. 164
2	Abundance determination in the quiet corona. Mason, Helen E., 1992, Coronal Streamers, Coronal Loops, and Coronal and Solar Wind Composition (Editors: Mattok, C.), ESA Special Publication, 348, p. 297
2	Dynamic features observed with SOHO-CDS Mason, H., 1998, Solar Jets and Coronal Plumes (Editors: Guyenne, Tan-Duc), ESA Special Publication, 421, p. 95
1	A new perspective on the sun from SOHO-challenges for atomic physics Dere, Kenneth & Mason, Helen, 1998, Atomic and Molecular Data and their Applications (Editors: Mohr, Peter J. & Wiese, Wolfgang L.), American Institute of Physics Conference Series, 434, p. 213
1	Dynamics in Restructuring Active Regions Observed During Soho/Yohkoh/Gbo Campaigns Schmieder, B., Deng, Y., Mandrini, C. H., Rudawy, P., Nitta, N., Mason, H., Fletcher, L., Martens, P. & Brynildsen, N., 2000, Advances in Space Research, 25, 1879
1	Commission 14: Atomic and Molecular Data: (Donnees Atomiques et Moleculaires) Rostas, F., Smith, P. L., Berrington, K. A., Feautrier, N., Grevesse, N., Johansson, S., Jørgensen, U. G., Martin, W. C., Mason, H., Parkinson, W. & Tchang-Brillet, W.-Ü. L., 2000, Transactions of the International Astronomical Union, Series A, 24, 380
1	The CHIANTI Atomic Database and Instrument Calibration: a Symbiosis Mason, H. E., Del Zanna, G., Dere, K. P., Landi, E., Landini, M. & Young, P. R., 2002, ISSI Scientific Reports Series, 2, 271
1	Extreme ultraviolet observations of the solar corona: first results from the coronal diagnostic spectrometer on SOHO Harrison, R. A., Fludra, A., Sawyer, E. C., Culhane, J. L., Norman, K., Poland, A. I., Thompson, W. T., Kjeldseth-Moe, O., Aschenbach, B., Huber, M. C. E., Gabriel, A. H. & Mason, H. E., 1997, Advances in Space Research, 20, 2239
1	Surges and filaments in active regions during SOHO campaigns Schmieder, B., Deng, Y., Rudawy, P., Nitta, N., Mandrini, C. H., Fletcher, L., Martens, P., Innes, D., Young, P. & Mason, H., 1998, Solar Jets and Coronal Plumes (Editors: Guyenne, Tan-Duc), ESA Special Publication, 421, p. 323
1	The CHIANTI database Landi, E., Dere, K. P., Young, P. R., Landini, M., Mason, H. E. & Del Zanna, G., 2005, Highlights of Astronomy, 13, 653
1	Multi-Wavelength Investigation of a Sigmoidal Active Region Tripathi, D., Mason, H. E. & Young, P. R., 2006, SOHO-17. 10 Years of SOHO and Beyond (Editors: Lacoste, H. & Ouwehand, L.), ESA Special Publication, 617, p. 148
1	Application of CHIANTI to Solar-B Dere, K., Landi, E., Del Zanna, G., Young, P., Mason, H. & Landini, M., 2007, New Solar Physics with Solar-B Mission (Editors: Shibata, K., Nagata, S. & Sakurai, T.), Astronomical Society of the Pacific Conference Series, 369, p. 35
1	UV and soft X-ray lines from Fe XVI observed in solar and stellar spectra. Cornille, M., Dubau, J. A., Mason, H. E., Blancard, C. & Brown, W. A., 1993, UV and X-ray Spectroscopy of Laboratory and Astrophysical Plasmas (Editors: Silver, Eric H. & Kahn, Steven M.), p. 101
1	Chapter 7: Active Region Diagnostics Mason, H. E. & Tripathi, D., 2008, Physics of the Sun and its Atmosphere (Editors: Dwivedi, B. N. & Narain, U.), p.127
1	Solar Astrophysics SIG Mason, Helen, 1989, Starlink Bulletin, 4, 9
1	Solar Astrophysics Mason, Helen, 1988, Starlink Bulletin, 2, 8
1	Diagnostics of non-Maxwellian electron distributions in solar active regions from Fe XII lines observed by Hinode/EIS and IRIS Del Zanna, G., Polito, V., Dudík, J., Testa, P., Mason, H. E. & Dzifčáková, E., 2022, arXiv:2207.07026
1	Synthesised Radiative Emission from a Nanoflare Heated Elemental Solar Loop Bradshaw, S. J., Del Zanna, G., Mason, H. E. & Cargill, P. J., 2004, SOHO 15 Coronal Heating (Editors: Walsh, R. W., Ireland, J., Danesy, D. & Fleck, B.), ESA Special Publication, 575, p. 539
0	Atomic Calculations for the Highly Ionized Iron Ions Produced in Solar Flares Mason, H. E. & Bhatia, A. K., 1984, IAU Colloquium 86: Eighth International Colloquium on UV and X-Ray Spectroscopy of Astrophysical and Laboratory Plasmas (Editors: Doschek, G. A.), p. 141
0	Spectroscopic Diagnostics and Heating of Active Region Cores Tripathi, D., Mason, H. E. & Klimchuk, J. A., 2012, SDO-4: Dynamics and Energetics of the Coupled Solar Atmosphere. The Synergy Between State-of-the-Art Observations and Numerical Simulations, p. 92
0	Spectroscopic Diagnostics with IRIS Mason, H. E. & Del Zanna, G., 2012, SDO-4: Dynamics and Energetics of the Coupled Solar Atmosphere. The Synergy Between State-of-the-Art Observations and Numerical Simulations, p. 47
0	Cross-Calibration of Hinode/EIS and SDO/AIA O'Dwyer, B., Zanna, G. D., Mason, H. E., Weber, M. A. & Tripathi, D., 2012, 4th Hinode Science Meeting: Unsolved Problems and Recent Insights (Editors: Bellot Rubio, L., Reale, F. & Carlsson, M.), Astronomical Society of the Pacific Conference Series, 455, p. 369
0	Density-Sensitive Lines in the EUV Region. Vernazza, J. E. & Mason, H. E., 1977, IAU Colloquium 43: Fifth Conference on UV and X-Ray Spectroscopy of Astrophysical and Laboratory Plasmas, p. 15
0	Non-thermal distributions and energy transport in the solar flares Matthews, Sarah, del Zanna, Guilio, Calcines, Ariadna, Mason, Helen, Mathioudakis, Mihalis, Culhane, Len, Harra, Louise, van Driel-Gesztelyi, Lidia, Green, Lucie, Long, David, Baker, Deb & Valori, Gherardo, 2017, arXiv:1712.00773
0	Hinode Observations and Modeling of Small Flares Zanna, G. D., Mitra-Kraev, U., Bradshaw, S. J., Mason, H. E. & Asai, A., 2012, 4th Hinode Science Meeting: Unsolved Problems and Recent Insights (Editors: Bellot Rubio, L., Reale, F. & Carlsson, M.), Astronomical Society of the Pacific Conference Series, 455, p. 295
0	The spectroscopy of the dynamic Sun Mason, Helen & Baker, Deb, 2012, Astronomy and Geophysics, 53, 6.29
0	UV and EUV Spectroscopy of the Upper Solar Atmosphere Mason, H. E., 1990, Publications of Debrecen Heliophysical Observatory, 7, 232
0	Diagnostics of Active Region Loops Observed with Hinode/EIS Tripathi, D., Mason, H. E., Dwivedi, B. N. & Del Zanna, G., 2009, The Second Hinode Science Meeting: Beyond Discovery-Toward Understanding (Editors: Lites, B., Cheung, M., Magara, T., Mariska, J. & Reeves, K.), Astronomical Society of the Pacific Conference Series, 415, p. 260
0	IR Line Radiation : A Program for Interpolating Atomic Collision Data Burgess, A., Chidichimo, M. C., Mason, H. E. & Tully, J. A., 1991, The Infrared Spectral Region of Stars (Editors: Jaschek, Carlos & Andrillat, Y.), p. 105
0	Atomic physics calculations relevant to solar flare spectra. Mason, H. E., 1991, The Physics of Solar Flares (Editors: Culhane, J. L. & Jordan, C.), p. 471
0	Source Region Evolution of the Solar Wind Disappearance Event of 11 May 1999 Janardhan, P., Tripathi, D. & Mason, H. E., 2008, European Solar Physics Meeting (Editors: Peter, H.), European Solar Physics Meeting, 12, p. 2.118
0	Study of the spatial association between an active region jet and a nonthermal type~${\rm III}$ radio burst Mulay, Sargam M., Sharma, Rohit, Valori, Gherardo, Vásquez, Alberto M., Del Zanna, Giulio, Mason, Helen & Oberoi, Divya, 2020, arXiv:2009.14581
0	'We love STEAM!' Mason, Helen & Schell, Helen, 2021, Astronomy and Geophysics, 62, 1.26
0	Spectroscopic diagnostics for CDS and SUMER Mason, Helen E., 1994, Space Science Reviews, 70, 111
0	Atomic data and coronal diagnostics Mason, H. E., 1995, Highlights of Astronomy, 10, 303
0	New atomic data for the FeXII coronal ion Binello, A. M., Mason, H. E., Storey, P. J. & Kohl, J., 1996, Cool Stars, Stellar Systems, and the Sun (Editors: Pallavicini, Roberto & Dupree, Andrea K.), Astronomical Society of the Pacific Conference Series, 109, p. 251
0	Asymmetric Prominence Eruption: A "Domino Effect"? Chifor, C., Mason, H. E., Tripathi, D., Isobe, H. & Asai, A., 2006, SOHO-17. 10 Years of SOHO and Beyond (Editors: Lacoste, H. & Ouwehand, L.), ESA Special Publication, 617, p. 121
0	X-ray emission from PTT stars Del Zanna, G., Worters, H. L., Bromage, G. E., Foley, C. A., Mason, H. E., Landini, M. & Whiting, A., 2006, Advances in Space Research, 38, 1475
0	Flows and Heating of the Solar Atmosphere during Solar Flares Schmieder, B., Berlicki, A., Li, H., Del Zanna, G. & Mason, H., 2005, Solar Wind 11/SOHO 16, Connecting Sun and Heliosphere (Editors: Fleck, B., Zurbuchen, T. H. & Lacoste, H.), ESA Special Publication, 592, p. 543
0	High coronal electron densities in a solar flare from Fe XXI and Fe XXII X-ray line ratios. Phillips, K. J. H., Bhatia, A. K., Mason, H. E. & Zarro, D. M., 1996, UV and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas (Editors: Yamashita, K. & Watanabe, T.), p. 75
0	Remote Sensing of Plasma Diagnostics Relating to Coronal Heating Mason, H. E., Del Zanna, G. & Bradshaw, S., 2004, SOHO 15 Coronal Heating (Editors: Walsh, R. W., Ireland, J., Danesy, D. & Fleck, B.), ESA Special Publication, 575, p. 312
0	Atomic data for solar VUV spectroscopy (SOHO). Mason, H. E., 1996, UV and X-ray Spectroscopy of Astrophysical and Laboratory Plasmas (Editors: Yamashita, K. & Watanabe, T.), p. 213
0	SOHO - Where has the Quiet Sun gone? Mason, H. E., 1999, Solar and Stellar Activity: Similarities and Differences (Editors: Butler, C. J. & Doyle, J. G.), Astronomical Society of the Pacific Conference Series, 158, p. 348
0	SOHO-CDS observations of an X2 flare spray injection Mason, H. E. & Pike, C. D., 2002, Cospar, 13, 89
0	Solar and stellar high-resolution X-ray spectra: plasma diagnostics with the CHIANTI atomic database Del Zanna, G. & Mason, H. E., 2002, Stellar Coronae in the Chandra and XMM-NEWTON Era (Editors: Favata, Fabio & Drake, Jeremy J.), Astronomical Society of the Pacific Conference Series, 277, p. 333
0	Solar Spectroscopy: Atomic Processes Mason, H., 2000, Encyclopedia of Astronomy and Astrophysics (Editors: Murdin, P.), p.2229
0	Solar Spectroscopy and Diagnostics Mason, H., 2000, Encyclopedia of Astronomy and Astrophysics (Editors: Murdin, P.), p.1985
0	SunBlock '99- An Educational Resource Pike, C. D., Mason, H. E. & Walsh, R. W., 2000, Last Total Solar Eclipse of the Millennium (Editors: Livingston, W. & \"Ozgü\cc, A.), Astronomical Society of the Pacific Conference Series, 205, p. 141
0	SunBlock '99: Young Scientists Investigate the Sun Walsh, R. W., Pike, C. D., Mason, H., Young, P., Ireland, J. & Galsgaard, K., 1999, 8th SOHO Workshop: Plasma Dynamics and Diagnostics in the Solar Transition Region and Corona (Editors: Vial, J.-C. & Kaldeich-Schü, B.), ESA Special Publication, 446, p. 693
0	Calentamiento de arcos coronales en una región activa por reconfiguración topológica del campo magnético. López Fuentes, M., Mandrini, C. H., Démoulin, P., Schmieder, B., Fletcher, L. & Mason, H., 1999, Boletin de la Asociacion Argentina de Astronomia La Plata Argentina, 43, 24
0	Atomic Data for the Interpretation of EUV Astrophysical Plasmas Mason, H. E., 1981, Excitation and Broadening in Atomic Spectra of Astrophysical Interest (Editors: Volonte, S. & Houziaux, L.), p. 81
0	CHIANTI 7.1: a new database release for SDO data analysis Young, P. R., Landi, E., Del Zanna, G., Dere, K. P. & Mason, H. E., 2013, SDO-3: Exploring the Network of SDO Science (Editors: Pesnell, W. Dean & Thompson, Barbara), p. 58