Proton Calorimetry/Experimental Runs/2022/Sep1: Difference between revisions
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=== Light Quenching Measurements === | === Light Quenching Measurements === | ||
'''Alignment plates left on during measurement''' | '''Alignment plates left on during measurement''' |
Revision as of 15:13, 5 September 2022
Detector Equipment
- C-section stack holder containing 25 clear scintillator sheets around 2.86 mm thick with 24 sheets of mylar foil. Add 25th sheet of Mylar?
- C-section stack holder containing 23 white painted scintillator sheets around 2.86 mm thick.
- Zarges case.
- Clatterbridge stack A and B (to be assembled during beam test)
- DDC232 rev. B x2 & Nexys Video.
- Single Scintillator Block & camera.
Experiment Equipment
Item | Notes |
---|---|
Network Hub | Set in control room to take output from experimental room ethernet connection. Control laptops connected via 5GHz WiFi. |
Control Laptop x3 | 2 for remote control of CMOS sensor and FPGA, 1 for notes/web GUI. |
Ethernet Cable x 3 | To connect DAQ laptops to network in the experimental room, network hub to network in control room. |
Portable Enclosure | Modified Big Zarges Waterproof Wheeled Equipment Case.
Features mount for scintillator stack, front and back openings for beam, patch panel with ports for SHV, BNC, SMA, USB, Camera Link cables. |
Rev. B Scintillator stack | 49 (25 clear, 23 white painted and 1 black painted) X x 100 mm, Y x 100 mm and Z x (approx) 2.8 mm sheets in ascending order from the front/beam of the end of the scintillator. Sheet numbers from front to end (in beam direction gantry angle 270°): 79, 68, 73, 62, 81, 72, 64, 67, 65, 71, 78, 77, 74, 75, 85, 82, 83, 76, 70, 80, 69, 84, 63, 66, 61, 34, 43, 32, 8, 40, 37, 38, 47, 46, 33, 42, 9, 39, 44, 49, 50, 31, 1, 45, 3, 54, 5, 51, 26. Full stack thickness measurements (in mm): 138.12, 137.74, 137.74. |
Rev. C Scintillator stack | 32 X x 105 mm, Y x 105 mm and Z x (approx) 3 mm sheets (21 3.4 mm and 11 2.0 mm) in ascending order from the front/beam of the end of the scintillator. Sheet numbers from front to end (in beam direction gantry angle 90°): 117, 113, 134, 110, 108, 128, 107, 106, 127, 105, 104, 125, 103, 102, 124, 101, 98, 123, 97, 96, 122, 94, 93, 121, 92, 90, 120, 89, 88, 119, 87, 135. Full stack thickness measurements (in mm): 95.87, 95.96, 95.97. |
DAQ laptop x2 | Control CMOS sensor and photodiode acquisition. |
ISDI CMOS sensor | sensor pixel dimension: 1030 x 1536. NO optical grease between scintillator and sensor. Connected to DAQ PC via Camera Link cable. |
Nexys Video FPGA development board. | For interfacing between DDC232 and PC. |
Rev. B Texas Instruments DDC232 custom circuit board (x3) | Each housing 16x Hamamatsu S12915-16R photodiodes, coupled directly to scintillator sheets. Aligned by eye to scintillator sheets. |
Rev. C Texas Instruments DDC232 custom circuit board (x1) | Housing 32x Hamamatsu S12915-16R photodiodes, coupled directly to scintillator sheets. Aligned by eye to scintillator sheets. |
Gloves | For handling scintillator |
Schematic
Experiment Plan
Estimated first beam: 16.00.
- Set up mains cabling and networking in treatment and control rooms.
- Install Peli case and Giraffe on treatment couch:
- Set up 2 x 2.86mm stacks for shoot through measurement of range pullback at ~245MeV (no DAQ needed).
- Align Peli case and Giraffe using in-room lasers.
- Measure range pullback of combined stack, each individual stack and empty case.
- Set up Peli case for range pullback measurement of single block:
- Remove long rail from Peli case and install single scintillator block.
- Simultaneously dismantle 2 x 2.86mm stacks and assemble Clatterbridge stacks with rev.B DDC board.
- Check alignment of Peli case and Giraffe.
- Measure range pullback of single block.
- Set up Peli case for range pullback measurement of 32 x 3mm stack:
- Remove single scintillator block.
- Install 32 x 3mm stack with rotated rail; reinstall long rail.
- Simultaneously install single scintillator block in Zarges case with camera.
- Check alignment of Peli case and Giraffe.
- Measure range pullback of 32 x 3mm stack.
- Set up Peli case for range pullback measurement of Clatterbridge stacks:
- Remove 32 x 3mm stack; install Clatterbridge stacks on long rail and clamp in place.
- Check alignment of Peli case and Giraffe.
- Measure range pullback of Clatterbridge stacks together and individually.
- Set up Zarges case for single block quenching measurements:
- Remove Peli case and Giraffe from treatment couch.
- Install Zarges case on treatment couch and align with room lasers.
- Connect DAQ and check camera functionality.
- Simultaneously set up Peli case with Clatterbridge stacks and FPGAs ready for shoot throughs.
- Measure light output from shoot through and set exposure time.
- Record photos of single block light output for energies from 70 MeV to ~150MeV (maximum energy with beam still in block).
- Set up Peli case for Clatterbridge DAQ measurements:
- Remove Zarges case from treatment couch; install Peli case with FPGA, cabling and Clatterbridge stacks.
- Check alignment of Peli case and DAQ hardware.
- Record DDC calibration data for shoot through and background.
- Set up Peli case for 32 x 3mm stack measurements:
- Remove Clatterbridge stacks and store safely.
- Install 32 x 3mm stack in Peli case with rev.C/D DDC board.
- Check alignment of Peli case and DAQ hardware.
- Measure background and shoot through of 32 x 3mm stack.
- Measure proton energies in range 70–110 MeV.
- Dismantle equipment, pack up and fuck off.
Experiment Notes
Range Pull Back Measurements
Range calorimeter measurements with CMOS sensor + photodiodes.
Images from Camera: /unix/www/html/pbt/wikiData/images/UCLH_Sep2022/Nikon
Photodiode hexadecimal data: /unix/pbt/data/uclh/20220901/DDC232
Run number | Detector config | Beam Energy (MeV) | Beam Current (nA) | Physical thickness (mm) | D80 measured (mm) | Comments | |
---|---|---|---|---|---|---|---|
0 | Clear stack + white stack | 210 | 40 | N/A | 139.1 | Nominal: 282.1 mm | |
1 | Clear stack | 210 | 40 | N/A | 206.6 | Nominal: 282.1 mm | |
2 | White stack | 210 | 40 | N/A | 212.3 | Nominal: 282.1 mm | |
3 | Empty Case | 210 | 40 | N/A | 280.0 | Nominal: 282.1 mm | |
4 | Single block | 210 | 40 | N/A | 94.2 | Curve looks really bad!! | |
5 | REVD | 210 | 40 | N/A | 182.0 | ||
6 | Clatterb. A | 210 | N/A | N/A | 238.4 | ||
7 | Air - no box | 210 | N/A | N/A | 280.0 | Here we see that the windows have no effect as this results is equal to run 3 | |
8 | Clatterb. B | 210 | 40 | N/A | 238.9 |
Light Quenching Measurements
Alignment plates left on during measurement
Run number | Image number | Beam Energy (MeV) | Estimated Range (mm) | Current (nA) | Spot size (mm, FWHM) | Exposure (s) | Aperture | ISO | Degrader WET (mm) | Comments | Image | Fit |
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0 | IMG0047 | Background | 5 | f/5.6 | ISO100 | [PIC] |
Background, exposure 5s | |||||
1 | IMG0048 | 245 MeV | 366.3 | 10 | 1 | f/5.6 | ISO100 | [PIC2] |
exposure 1s | |||
2 | IMG0049 | 245 | 366.3 | 10 | 0.5 | f/5.6 | ISO100 | [PIC2] |
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3 | IMG0050 | 245 | 10 | 0.25 | f/5.6 | ISO100 | [PIC2] |
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4 | IMG0051 | 245 | 10 | 0.1 | f/5.6 | ISO100 | [PIC2] |
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5 | IMG0052 | 70 MeV | 700 | 0.5 | f/5.6 | ISO100 | [PIC2] |
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6 | IMG0053 | 70 | 0.25 | f/5.6 | ISO100 | [PIC2] |
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7 | IMG0054 | 70 | 0.1 | f/5.6 | ISO100 | [PIC2] |
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8 | IMG0055 | 70 | 0.05 | f/5.6 | ISO100 | [PIC2] |
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9 | IMG0056 | 75 MeV | 700 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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10 | IMG0057 | 75 | 0.25 | f/5.6 | ISO100 | [PIC2] |
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11 | IMG0058 | 75 | 0.1 | f/5.6 | ISO100 | [PIC2] |
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12 | IMG0059 | 75 | 0.05 | f/5.6 | ISO100 | [PIC2] |
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13 | IMG0060 | 80 MeV | 500 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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14 | IMG0061 | 80 | 500 nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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15 | IMG0062 | 80 | 500 nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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16 | IMG0063 | 80 | 500 nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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17 | IMG0064 | 130 MeV | 200 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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18 | IMG0065 | 130 | 200 nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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19 | IMG0066 | 130 | 200 nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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20 | IMG0067 | 130 | 200 nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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21 | IMG0068 | 140 MeV | 165 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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22 | IMG0069 | 140 | nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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23 | IMG0070 | 140 | nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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24 | IMG0071 | 140 | nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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25 | IMG0072 | 150 MeV | 125 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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26 | IMG0073 | 150 | nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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27 | IMG0074 | 150 | nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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28 | IMG0075 | 150 | nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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29 | IMG0076 | 160 MeV | 125 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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30 | IMG0077 | 160 | nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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31 | IMG0078 | 160 | nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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32 | IMG0079 | 160 | nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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33 | IMG0080 | 170 MeV | 130 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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34 | IMG0081 | 170 | nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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35 | IMG0082 | 170 | nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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36 | IMG0083 | 170 | nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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37 | IMG0084 | 120 MeV | 270 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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38 | IMG0085 | 120 | nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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39 | IMG0086 | 120 | nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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40 | IMG0087 | 120 | nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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41 | IMG0088 | 110 MeV | 300 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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42 | IMG0089 | 110 | nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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43 | IMG0090 | 110 | nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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44 | IMG0091 | 110 | nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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45 | IMG0092 | 100 MeV | 350 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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46 | IMG0093 | 100 | nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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47 | IMG0094 | 100 | nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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48 | IMG0095 | 100 | nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
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49 | IMG0096 | 90 MeV | 400 nA | 0.5 | f/5.6 | ISO100 | [PIC2] |
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50 | IMG0097 | 90 | nA | 0.25 | f/5.6 | ISO100 | [PIC2] |
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51 | IMG0098 | 90 | nA | 0.1 | f/5.6 | ISO100 | [PIC2] |
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52 | IMG0099 | 90 | nA | 0.05 | f/5.6 | ISO100 | [PIC2] |
Calibration and Bragg Peak Measurements
Run number | Detector | Beam Energy (MeV) | Estimated Range (mm) | Current (nA) | Spot size (mm, FWHM) | DDC232 FSR (pC) | DDC232 Integration Time (us) | Degrader WET (mm) | Comments | Photodiode QB Fit | Replay Fit |
---|---|---|---|---|---|---|---|---|---|---|---|
0 | Clatter. A | Background | - | N/A | 12.5 (constant) | 170 | N/A | ||||
1 | Clatter. A | 245 MeV | 10 nA | N/A | 12.5 | 170 | Gantry angle 270, shoot through | N/A | |||
2 | Clatter. B | Background | N/A | N/A | N/A | 12.5 | 170 | N/A | N/A | ||
3 | Clatter. B | 245 MeV | 10 nA | N/A | 12.5 | 170 | Gantry angle 270, shoot through | N/A | |||
4 | Clatter. B | 245 MeV | 10 nA | N/A | N/A | 12.5 | 170 | Gantry angle 90, shoot through | N/A. After this Clatter. B was destroyed | ||
5 | Clatter. A | 245 MeV | 10 nA | N/A | N/A | 12.5 | 170 | Gantry angle 90, shoot through | N/A | ||
6 | Clatter. A | 70 MeV | 700 nA | N/A | N/A | 12.5 | 170 | 0 | Gantry angle 90 | N/A | N/A |
7 | REVD prototype | Background | N/A | N/A | N/A | 12.5 | 170 | 0 | - | N/A | N/A |
8 | REVD prototype | 245 MeV | 10 nA | N/A | N/A | 12.5 | 170 | 0 | Gantry angle 90, shoot through. Clatterbridge A upstream and Clatt. B downstream | N/A | N/A |
9 | REVD prototype | 130 MeV | 200 nA | N/A | N/A | 12.5 | 170 | 0 | Gantry angle 90. Clatterbridge A upstream and Clatt. B downstream | N/A | N/A |
10 | REVD prototype | 245 MeV | 10 nA | N/A | N/A | 12.5 | 170 | 0 | Gantry angle 270, shoot through. Clatterbridge A downstream and Clatt. B upstream | N/A | N/A |