PhotoFissionOctoberAnalysis

10/28/08

Tasks:

1.) Run Tables (Alex)

2.) ASCII file generation (Sam)

3.) TDC -> time -> Neutron Energy calibration (Sadiq)

4.) Reproducibility tests (Dale, Alex)

a.) Gamma & Neutron rate change

b.)NaI/Ref -vs run number and Target (Wheres de photons)

c.) Asym the same between detectors in same run and same detector in different runs

5.) Threshold match procedure (Tony)

Did the unpolarized runs on the last day have matched thresholds?

Compare Asym in single run to asym when detectors swapped

6.) H20,C,Si,Pb,N([math]\gamma[/math],n), X-sections Neutron producers? (Jasen, Ariel, Sam)

Black lead shot collimator increased neutron flux by factor 2?

7.) Origin curve Fitting (Valeriia)

8.) U rate estimate (Dale)

9.) Asym -vs TDC (MeV)

10.) What improvement in beam is needed

11.) FFT of N ToF

11/5/08

Tasks:

1.) Run Tables (Alex) (Done)

2.) ASCII file generation (Sam) (Done)

3.) TDC -> time -> Neutron Energy calibration (Sadiq) (Maybe Done)

4.) Reproducibility tests (Dale(busy talking), Alex)

a.) Gamma & Neutron rate change

b.)NaI/Ref -vs run number and Target (Wheres de photons)

c.) Asym the same between detectors in same run and same detector in different runs

5.) Threshold match procedure (Tony(busy writing))

Did the unpolarized runs on the last day have matched thresholds?

Compare Asym in single run to asym when detectors swapped

6.) H20,C,Si,Pb,N([math]\gamma[/math],n), X-sections Neutron producers? (Jasen, Ariel, Sam)

Black lead shot collimator increased neutron flux by factor 2?

Histograms of [math]\frac{N_{ref}}{\# counts from {NaI}(Time measure)}[/math]-vs- ToF for H2O, D2O, MT , no Targ. (Jasen)

7.) Origin curve Fitting (Valeriia)

8.) U rate estimate (Dale)

9.) Asym -vs TDC (MeV)

10.) What improvement in beam is needed

Graphite shielding not lead

11.) FFT of N ToF

12.) Do we need to replace the lead in front of the detectors with graphite to get rid of the high energy peak in ToF spectrum?

12/18/08

Tasks:

1.) ASCII file generation for list files(Sam)

2.) Reproducibility tests (Dale(busy talking), Alex)

a.) Gamma/NaI & Neutron/NaI rate change

b.)NaI/Ref -vs run number and Target (Wheres de photons) Histograms of [math]\frac{N_{ref}}{\# counts from {NaI}(Time measure)}[/math]-vs- ToF for H2O, D2O, MT , no Targ. (Jasen)

c.) Asym the same between detectors in same run and same detector in different runs

d.) Ref Neutrons/Gamma -vs run number

3.) Threshold match procedure (Tony(busy writing))

Did the unpolarized runs on the last day have matched thresholds?

Compare Asym in single run to asym when detectors swapped

4.) H20,C,Si,Pb,N([math]\gamma[/math],n), X-sections Neutron producers? (Jasen, Ariel, Sam)(Done)

Black lead shot collimator increased neutron flux by factor 2?

5.) U rate estimate (Dale)

6.) Code Asym -vs TDC (MeV) (Dan's code done?)

7.) What improvement in beam is needed

Graphite shielding not lead and collimator translation table with scintillator fiber to count photons through collimator (maximize photon flux to determine zero axis)

8.) FFT of N ToF

9.) Do we need to replace the lead in front of the detectors with graphite to get rid of the high energy peak in ToF spectrum?

01/27/09

1.) Coil support (Sam).

2.) [math]\int Bdl[/math] calculation (Alex).

3.) Power supply remote control (Roman).

4.) Scintillator for flux normalization (Dan, Sam, Ariel).

5.) Beam hardener (Ariel).

6.) Mapping of the magnet (Valeriia, Jasen).

7.) Diode beam position and profile monitor (Dan)

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