Proton Calorimetry/Meetings/2017/10/04 - Revision history

SimonJolly at 14:11, 4 October 2017

2017-10-04T14:11:21Z

← Older revision		Revision as of 14:11, 4 October 2017
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	== Minutes for UCL Proton Calorimetry Meeting, ~~20th September~~ 2017 (D17, Physics & Astronomy, UCL) ==		== Minutes for UCL Proton Calorimetry Meeting, 4th October 2017 (D17, Physics & Astronomy, UCL) ==

	=== Present ===		=== Present ===

SimonJolly at 14:10, 4 October 2017

2017-10-04T14:10:47Z

← Older revision		Revision as of 14:10, 4 October 2017
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	=== Present ===		=== Present ===

	'''Simon Jolly''', '''~~Rube~~ Saakyan''', '''Laurent Kelleter''', '''Anastasia Basharina-Freshville''', '''Jordan Silverman''', '''Matthieu Hentz''', '''Dan Walker'''		'''Simon Jolly''', '''Ruben Saakyan''', '''Laurent Kelleter''', '''Anastasia Basharina-Freshville''', '''Jordan Silverman''', '''Matthieu Hentz''', '''Dan Walker'''

	'''JS''':		'''JS''':

SimonJolly at 14:10, 4 October 2017

2017-10-04T14:10:21Z

← Older revision		Revision as of 14:10, 4 October 2017
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	** Using Matthieu's latest simulations with 2mm collimator does show a non-Gaussian shape on main peak but not large enough.		** Using Matthieu's latest simulations with 2mm collimator does show a non-Gaussian shape on main peak but not large enough.
	* '''RS''' suggests putting an angle on the collimator in '''MH''''s simulations to check the effect.		* '''RS''' suggests putting an angle on the collimator in '''MH''''s simulations to check the effect.
	* Also modifying mylar thickness to		* Also modifying mylar thickness to check effects.
			* Have all parts for boosted PMT: should be ready to test.
	~~'''RS'''~~
	* ~~Still working with Hamamatsu to provide~~ PMT ~~for single module~~:
	** Supply last dynode stages in PMT from 2 HV PSUs.
	** Concern over no limiting resistor between HV and dynode...

	'''MH'''		'''MH'''
	* ~~Welcome back!~~		* Running Clatterbridge simulations that Anastasia has been demanding!
	* Courses start next week: will add in some Medical Physics courses.		* Working on splitting many particle simulation to increase proton numbers at nozzle.
	* Will look into rerunning Clatterbridge simulations ~~to provide input for~~ Anastasia:		** Having trouble killing particles...
	* ~~Split beamline into 3 sections:~~		** Will split simulation into 4 steps.
	** ~~Up to 1st collimator (doughnut)~~.		* Wiki needs updating.
	** ~~Between doughnut and stopper~~.
	** After stopper.

	'''LK''':		'''LK''':
	* ~~Transfer talk almost finished: ready~~ for ~~inspection~~...		* Been learning Java for PHAS3459.
			* Will add in latest results to Build-Up publication, but also need to speak to Adam.
			* Will email '''Michela Esposito''' and '''Tony Price''' regarding MAPS readout.
			* '''SJ''' will contact '''Claus-Stefan Schmitzer''' regarding OMA placements.

	'''JS''':		'''DW''':
	* ~~Updated~~ and ~~corrected~~ all ~~Geant4 tutorials~~.		* Shelved Java and Python versions of Lecroy binary file readout: all now in C++.
	* ~~'''SJ'''~~ to ~~create a page for Eclipse tutorials.~~		* Next step is to read data into ROOT.
	* Will take over from Matthieu running Clatterbridge simulations...

SimonJolly at 13:40, 4 October 2017

2017-10-04T13:40:01Z

← Older revision		Revision as of 13:40, 4 October 2017
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	=== Present ===		=== Present ===

	'''Simon Jolly''', '''Laurent Kelleter''', '''Anastasia Basharina-Freshville''', '''Jordan Silverman''', '''Matthieu Hentz'''		'''Simon Jolly''', '''Rube Saakyan''', '''Laurent Kelleter''', '''Anastasia Basharina-Freshville''', '''Jordan Silverman''', '''Matthieu Hentz''', '''Dan Walker'''

			'''JS''':
			* Working on different visualisers for tutorials.
			* Tried using Google visualisation package (the name of which escapes us...).
			* Waiting on information from '''Tony Price''' on Geant4 visualisation: '''SJ''' will chase up...

	'''ABF''':		'''ABF''':
	* Detector simulations now ~~working~~:		* Detector simulations now include hexagonal module and Clatterbridge nozzle collimator.
	** ~~Ported from SLC5~~ to ~~SL6 (Geant4.10.2)~~.		* Trying to pin down origin of non-Gaussian shape of ADC peak from Clatterbridge data:
	** ~~Bragg curve plot inside detector fixed~~.		** Background measurements do show low energy peak but nothing at high energies.
	** Can read in ~~output files from~~ '''MH''''s ~~Clatterbridge~~ simulations.		** Low energy peak slightly reduced due to absorption in 4cm PMMA.
	* ~~Have heard back from Hamamatsu regarding wiring for PMT bases.~~		** Using Matthieu's latest simulations with 2mm collimator does show a non-Gaussian shape on main peak but not large enough.
			* '''RS''' suggests putting an angle on the collimator in '''MH''''s simulations to check the effect.
			* Also modifying mylar thickness to

	'''RS'''		'''RS'''

SimonJolly: Created page with "== Minutes for UCL Proton Calorimetry Meeting, 20th September 2017 (D17, Physics & Astronomy, UCL) == === Present === '''Simon Jolly''', '''Laurent Kelleter''', '''Anastasia Ba..."

2017-10-04T13:09:56Z

Created page with "== Minutes for UCL Proton Calorimetry Meeting, 20th September 2017 (D17, Physics & Astronomy, UCL) == === Present === '''Simon Jolly''', '''Laurent Kelleter''', '''Anastasia Ba..."

New page

== Minutes for UCL Proton Calorimetry Meeting, 20th September 2017 (D17, Physics & Astronomy, UCL) ==

=== Present ===

'''Simon Jolly''', '''Laurent Kelleter''', '''Anastasia Basharina-Freshville''', '''Jordan Silverman''', '''Matthieu Hentz'''

'''ABF''':
* Detector simulations now working:
** Ported from SLC5 to SL6 (Geant4.10.2).
** Bragg curve plot inside detector fixed.
** Can read in output files from '''MH''''s Clatterbridge simulations.
* Have heard back from Hamamatsu regarding wiring for PMT bases.

'''RS'''
* Still working with Hamamatsu to provide PMT for single module:
** Supply last dynode stages in PMT from 2 HV PSUs.
** Concern over no limiting resistor between HV and dynode...

'''MH'''
* Welcome back!
* Courses start next week: will add in some Medical Physics courses.
* Will look into rerunning Clatterbridge simulations to provide input for Anastasia:
* Split beamline into 3 sections:
** Up to 1st collimator (doughnut).
** Between doughnut and stopper.
** After stopper.

'''LK''':
* Transfer talk almost finished: ready for inspection...

'''JS''':
* Updated and corrected all Geant4 tutorials.
* '''SJ''' to create a page for Eclipse tutorials.
* Will take over from Matthieu running Clatterbridge simulations...