Proton Calorimetry/Meetings/2018/08/29: Difference between revisions

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'''MH''':
'''MH''':
* Managed to reconstruct CT phantom using Simon Rit's code:
* Running simulations to improve pCT image reconstruction using Simon Rit's code:
** Can generate images of stopping power values: used 270m protons in 3 hours, including reconstruction.
** Reasonably sure Simon used 4*10^10 protons for reconstruction.
** One anomalous point needs chasing up...
** Corresponds to 900 per mm^2 per projection with 720 projections.
* Will email '''Simon Arridge''' and '''Jamie McClelland''' to arrange meeting and discuss.
** 56.25 million protons per projection.
* Made steps forward in understanding '''Reinhard Schulte's''' reconstruction algorithms: will email to get access to code.
** Using 2.5 million per projection took more than 2 days...
* Need to think about comparison criteria.
* '''To Do''':
* Has to give CDT talk on 17th September.
** Investigate use of UCL Legion/Myriad cluster to simulate much larger proton numbers.
** Rebuild phantom in pure GEANT4 to remove need for GATE.


'''SS''':
'''SS''':
* Presented some background on the [http://www.hep.ucl.ac.uk/pbt/wikiData/presentations/2018/SS_TPV_Background_22-08-18.pptx Fast Treatment Plan Verification] experiments:
* Currently refining code for waveform reconstruction:
* Code now working to allow reconstruction of spectra with less user interaction.
** Building GUI in ROOT.
* Tested scope with light pulser to check spectra reconstruction:
** PRaVDA tracker code for reading out hits obtained from '''Dan Walker'''.
** Results correlate for everything except 1MHz pulses.
* Will plan a visit to Birmingham from late September onwards.
** Need to find out why 1MHz only reconstructed as 300kHz.
* '''To Do''':
* Will set up equipment with '''SJ''' to test.
** Familiarise with PRaVDA tracker reconstruction code.
* '''Tony Price''' replied: will go for experimental test in October.
 
'''OM''':
* Cleaned up '''Jordan Silverman's''' CAD model of Clatterbridge.
* Viewing in Adobe Acrobat with 3D CAD plugin: very neat!
* Disgarded obsolete or corrupted components.
* Need to include realistic dose monitors:
** '''MH''' pointed out that housing should be square PMMA plastic.

Latest revision as of 13:59, 29 August 2018

Minutes for UCL Proton Calorimetry Meeting, 29th August 2018 (D12, Physics & Astronomy, UCL)

Present

Matthieu Hentz, Simon Jolly, Saad Shaikh

MH:

  • Running simulations to improve pCT image reconstruction using Simon Rit's code:
    • Reasonably sure Simon used 4*10^10 protons for reconstruction.
    • Corresponds to 900 per mm^2 per projection with 720 projections.
    • 56.25 million protons per projection.
    • Using 2.5 million per projection took more than 2 days...
  • To Do:
    • Investigate use of UCL Legion/Myriad cluster to simulate much larger proton numbers.
    • Rebuild phantom in pure GEANT4 to remove need for GATE.

SS:

  • Currently refining code for waveform reconstruction:
    • Building GUI in ROOT.
    • PRaVDA tracker code for reading out hits obtained from Dan Walker.
  • Will plan a visit to Birmingham from late September onwards.
  • To Do:
    • Familiarise with PRaVDA tracker reconstruction code.
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