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Faculty of Mathematics

 

Career

  • 2025- to date: Research Professor, DAMTP, University of Cambridge
  • 2024- to date: Honorary Professor, University of Leicester
  • 2012-2025:  Senior Research Associate, DAMTP, University of Cambridge
  • 2008-2012: STFC Advanced Fellow, DAMTP, University of Cambridge
  • 2007-2008: PPARC/STFC  Advanced Fellow, MSSL, University College London
  • 2004-2007: Research Fellow, MSSL, University College London
  • 2002-2004:  Research Associate, DAMTP, University of Cambridge
  • 2001:  Research Associate,  University of Florence, Italy
  • 1999-2001:  Research Associate, DAMTP, University of Cambridge

Research

I am a member of the Department of Applied Mathematics and Theoretical Physics  Atomic Astrophysics research group. My current research interests are on energy transfer processes in the solar corona.

Atomic physics calculations and plasma diagnostic techniques applied to XUV spectroscopic observations allow the measurements of plasma parameters such as electron density, temperature, chemical abundances. In conjunction with modeling, they can help us in understanding how magnetic energy is transferred into heat in all varieties of solar coronal features, from active region loops to solar flares.

I have also been working on measuring the solar EUV irradiance and its variations during the last solar cycle, and how these variations can be modeled and models applied to other stars.

I contributed to atomic data calculations (within the UK APAP network), to line identifications and benchmarking atomic data against laboratory and astrophysical spectra, to atomic data distribution via the CHIANTI atomic database and VAMDC.

I have been PI of STFC grants for a while. 

I am the PI for Cambridge of the STFC large award "The Solar Atmospheric Modelling Suite" (SAMS),  aiming to model stellar chromospheres, see  https://sams-project-uk.github.io/about/

 

 

Publications

Elemental composition in quiescent prominences
S Parenti, G Del Zanna, J-C Vial
– Astronomy & Astrophysics
(2019)
625,
A52
On the Importance of Gradients in the Low‐Energy Electron Phase Space Density for Relativistic Electron Acceleration
HJ Allison, RB Horne, SA Glauert, G Del Zanna
– Journal of Geophysical Research: Space Physics
(2019)
124,
2628
The EUV spectrum of the Sun: Quiet- and active-Sun irradiances and chemical composition
G Del Zanna
– Astronomy & Astrophysics
(2019)
624,
a36
CHIANTI-An Atomic Database for Emission Lines. XV. Version 9, Improvements for the X-Ray Satellite Lines
KP Dere, G Del Zanna, PR Young, E Landi, RS Sutherland
– The Astrophysical Journal Supplement Series
(2019)
241,
22
Uncertainties on atomic data. A case study: N iv
G Del Zanna, L Fernández-Menchero, NR Badnell
– Monthly Notices of the Royal Astronomical Society
(2019)
484,
4754
Benchmarking Atomic Data from Large-scale Multiconfiguration Dirac-Hartree-Fock Calculations for Astrophysics: S-like Ions from Crix to Cuxiv
K Wang, CX Song, P Jönsson, G Del Zanna, S Schiffmann, M Godefroid, G Gaigalas, XH Zhao, R Si, CY Chen, J Yan
– The Astrophysical Journal Supplement Series
(2018)
239,
30
Flare-related Recurring Active Region Jets: Evidence for Very Hot Plasma
SM Mulay, S Matthews, T Hasegawa, G Del Zanna, H Mason, T Shimizu
– Solar Physics
(2018)
293,
160
High resolution spectropolarimetry: From Astrophysics to ECR plasmas
M Giarrusso, G Avila, G Del Zanna, E Landi, F Leone, M Munari, G Castro, L Celona, S Gammino, D Mascali, M Mazzaglia, E Naselli
– Journal of Instrumentation
(2018)
13,
c11020
Determination of the Equatorial Electron Differential Flux From Observations at Low Earth Orbit
HJ Allison, RB Horne, SA Glauert, G Del Zanna
– Journal of Geophysical Research Space Physics
(2018)
123,
9574
Incorporating Uncertainties in Atomic Data into the Analysis of Solar and Stellar Observations: A Case Study in Fe xiii
X Yu, G Del Zanna, DC Stenning, J Cisewski-Kehe, VL Kashyap, N Stein, DA van Dyk, HP Warren, MA Weber
– The Astrophysical Journal
(2018)
866,
146
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Research Groups

Astrophysics
Atomic Astrophysics

Room

F1.05

Telephone

01223 337916