Skip to content

Toggle service links

You are here

  1. Home
  2. Mr Saad Ahmed

Mr Saad Ahmed

Profile summary

Professional biography

I'm a PhD student, working with the Space Instrumentation group and the Centre for Electronic Imaging to investigate radiation damage in the CCDs of the Gaia spacecraft.

Research interests

- CCD Radiation Damage

- Semiconductor physics

- Stellar Astrophysics

- Gaia Space Mission

Publications

Modelling the impact of radiation damage effects in in-flight and on-ground irradiated Gaia CCDs (2022-08)
Ahmed, S.; Hall, D. J.; Skottfelt, J. M.; Dryer, B.; Holland, A.; Crowley, C. and Hernandez, J.
Journal of Instrumentation, 17, Article C08010(8)


Understanding the evolution of radiation damage on the Gaia CCDs after 72 months at L2 (2022)
Ahmed, Saad; Hall, David; Crowley, Cian; Skottfelt, Jesper; Dryer, Benjamin; Seabroke, George; Hernandez, Jose and Holland, Andrew
Journal of Astronomical Telescopes, Instruments, and Systems, 8, Article 16003(1)


A homogeneous sample of 34 000 M7−M9.5 dwarfs brighter than J = 17.5 with accurate spectral types (2019-03)
Ahmed, S. and Warren, S. J.
Astronomy & Astrophysics, 623, Article A127


The local vertical density distribution of ultracool dwarfs M7 to L2.5 and their luminosity function
Ahmed, Saad; Warren, Stephen and Laithwaite, Richard
The Open Journal of Astrophysics ((In Press))


Modelling charge transfer inefficiency in Gaia CCDs with in-flight and on-ground data (2022)
Ahmed, Saad; Hall, David; Skottfelt, Jesper; Dryer, Benjamin; Holland, Andrew; Crowley, Cian and Hernandez, Jose
In : SPIE Astronomical Telescopes + Instrumentation (17-23 Jul 2022, Montreal, Canada) (p 51)


Gaia CCDs: charge transfer inefficiency measurements between five years of flight (2020-12-13)
Ahmed, Saad; Hall, David; Crowley, Cian; Skottfelt, Jesper; Dryer, Benjamin; Seabroke, George; Hernandez, Jose and Holland, Andrew
In : X-Ray, Optical, and Infrared Detectors for Astronomy IX (14-18 Dec 2020, Online)


Investigating radiation damage experienced by Gaia's detectors (2021)
Ahmed, Saad
Postgraduate Research Poster Competition, The Open University