Proton Calorimetry/Experimental Runs/2022/Sep1

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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 x31 1 for remote control of Nikon camera and FPGA, 1 for notes/web GUI.
Ethernet Cable x 2 To connect DAQ laptop to network in the experimental room, control laptop to network in control room.
Portable Enclosures 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.
Hole for sensor powering.
Modified Small Peli Case Waterproof Wheeled Equipment Case. Features mount for scintillator stack, front and back openings for beam, patch panel with ports for USB and power connections. Mylar windows with Al support mounted to internal face: approximately light-tight.

Clear Scintillator stack for WET measurement. 25 clear X x 100 mm, Y x 100 mm and Z x (approx) 2.8 mm sheets. Containing sheets (not in order): 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. Full stack thickness measurements (in mm): 71.00, 71.00, 71.01 = 71.00.
White Painted Scintillator stack for WET measurement. 23 white painted X x 100 mm, Y x 100 mm and Z x (approx) 2.8 mm sheets. Containing sheets (not in order): 34, 43, 32, 8, 40, 37, 38, 47, 46, 33, 42, 9, 39, 44, 49, 50, 31, 1, 45, 3, 54, 5, 51. Full stack thickness measurements (in mm): 65.51, 65.53, 65.45 = 65.50.
Clatterbridge Prototype A 14 clear X x 100 mm, Y x 100 mm and Z x (approx) 2.8 mm sheets. Containing sheets (ascending photodiode order, board upside down): 81, 83, 65, 74, 69, 78, 61, 77, 63, 71, 70, 73, 64, 85. Full stack thickness measurements (in mm): 39.89.
Clatterbridge Prototype B 11 clear and 3 white X x 100 mm, Y x 100 mm and Z x (approx) 2.8 mm sheets. Containing sheets (ascending photodiode order, board upside down): 52, 79, 68, 66, 75, 82, 84, 62, 80, 72, 67, 76, 51, 54. Full stack thickness measurements (in mm): 39.92.
Rev. D Scintillator stack 32 X x 105 mm, Y x 105 mm and Z x (approx) 3 mm sheets. Containing sheets (ascending photodiode order, board upside down): 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168. Full stack thickness measurements (in mm): 95.84, 95.72, 95.78 = 95.78.
Large Single Scintillator Block X x 100 mm, Y x 100 mm and Z x 178.57 mm.
DAQ laptop x1 Control Nikon camera and photodiode acquisition.
Nikon D7500 Connected to DAQ Laptop via USB cable.
Nexys Video FPGA development board. For interfacing between DDC232 and PC.
Rev. B Texas Instruments DDC232 custom circuit board (x2) Each housing 16x Hamamatsu S12915-16R photodiodes, coupled directly to scintillator sheets. Aligned by eye to scintillator sheets.
Rev. D 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

UCL_Setup.png

Experiment Plan

Estimated first beam: 16.00.

  1. Set up mains cabling and networking in treatment and control rooms.
  2. Install Peli case and Giraffe on treatment couch:
    1. Set up 2 x 2.86mm stacks for shoot through measurement of range pullback at ~245MeV (no DAQ needed).
    2. Align Peli case and Giraffe using in-room lasers.
    3.  Measure range pullback of combined stack, each individual stack and empty case.
  3. Set up Peli case for range pullback measurement of single block:
    1. Remove long rail from Peli case and install single scintillator block.
    2. Simultaneously dismantle 2 x 2.86mm stacks and assemble Clatterbridge stacks with rev.B DDC board.
    3. Check alignment of Peli case and Giraffe.
    4. Measure range pullback of single block.
  4. Set up Peli case for range pullback measurement of 32 x 3mm stack:
    1. Remove single scintillator block.
    2. Install 32 x 3mm stack with rotated rail; reinstall long rail.
    3. Simultaneously install single scintillator block in Zarges case with camera.
    4. Check alignment of Peli case and Giraffe.
    5. Measure range pullback of 32 x 3mm stack.
  5. Set up Peli case for range pullback measurement of Clatterbridge stacks:
    1. Remove 32 x 3mm stack; install Clatterbridge stacks on long rail and clamp in place.
    2. Check alignment of Peli case and Giraffe.
    3. Measure range pullback of Clatterbridge stacks together and individually.
  6. Set up Zarges case for single block quenching measurements:
    1. Remove Peli case and Giraffe from treatment couch.
    2. Install Zarges case on treatment couch and align with room lasers.
    3. Connect DAQ and check camera functionality.
    4. Simultaneously set up Peli case with Clatterbridge stacks and FPGAs ready for shoot throughs.
    5. Measure light output from shoot through and set exposure time.
    6. Record photos of single block light output for energies from 70 MeV to ~150MeV (maximum energy with beam still in block).
  7. Set up Peli case for Clatterbridge DAQ measurements:
    1. Remove Zarges case from treatment couch; install Peli case with FPGA, cabling and Clatterbridge stacks.
    2. Check alignment of Peli case and DAQ hardware.
    3. Record DDC calibration data for shoot through and background.
  8. Set up Peli case for 32 x 3mm stack measurements:
    1. Remove Clatterbridge stacks and store safely.
    2. Install 32 x 3mm stack in Peli case with rev.C/D DDC board.
    3. Check alignment of Peli case and DAQ hardware.
    4. Measure background and shoot through of 32 x 3mm stack.
    5. Measure proton energies in range 70–110 MeV.
  9. Dismantle equipment, pack up and fuck off.

Experiment Notes

Range calorimeter measurements with photodiodes, camera and IBA Giraffe.

Images from Camera: /unix/www/html/pbt/wikiData/images/UCLH_Sep2022/Nikon

Photodiode hexadecimal data: /unix/pbt/data/uclh/20220901/DDC232

Giraffe data: /unix/pbt/data/uclh/20220901/Giraffe

IBA Giraffe Range Pull Back Measurements

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

Camera Light Quenching Measurements

NOTE: alignment plates left on Zarges case 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
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]
3 IMG0050 245 10 0.25 f/5.6 ISO100
[PIC2]
4 IMG0051 245 10 0.1 f/5.6 ISO100
[PIC2]
5 IMG0052 70 MeV 700 0.5 f/5.6 ISO100
[PIC2]
6 IMG0053 70 0.25 f/5.6 ISO100
[PIC2]
7 IMG0054 70 0.1 f/5.6 ISO100
[PIC2]
8 IMG0055 70 0.05 f/5.6 ISO100
[PIC2]
9 IMG0056 75 MeV 700 nA 0.5 f/5.6 ISO100
[PIC2]
10 IMG0057 75 0.25 f/5.6 ISO100
[PIC2]
11 IMG0058 75 0.1 f/5.6 ISO100
[PIC2]
12 IMG0059 75 0.05 f/5.6 ISO100
[PIC2]
13 IMG0060 80 MeV 500 nA 0.5 f/5.6 ISO100
[PIC2]
14 IMG0061 80 500 nA 0.25 f/5.6 ISO100
[PIC2]
15 IMG0062 80 500 nA 0.1 f/5.6 ISO100
[PIC2]
16 IMG0063 80 500 nA 0.05 f/5.6 ISO100
[PIC2]
17 IMG0064 130 MeV 200 nA 0.5 f/5.6 ISO100
[PIC2]
18 IMG0065 130 200 nA 0.25 f/5.6 ISO100
[PIC2]
19 IMG0066 130 200 nA 0.1 f/5.6 ISO100
[PIC2]
20 IMG0067 130 200 nA 0.05 f/5.6 ISO100
[PIC2]
21 IMG0068 140 MeV 165 nA 0.5 f/5.6 ISO100
[PIC2]
22 IMG0069 140 nA 0.25 f/5.6 ISO100
[PIC2]
23 IMG0070 140 nA 0.1 f/5.6 ISO100
[PIC2]
24 IMG0071 140 nA 0.05 f/5.6 ISO100
[PIC2]
25 IMG0072 150 MeV 125 nA 0.5 f/5.6 ISO100
[PIC2]
26 IMG0073 150 nA 0.25 f/5.6 ISO100
[PIC2]
27 IMG0074 150 nA 0.1 f/5.6 ISO100
[PIC2]
28 IMG0075 150 nA 0.05 f/5.6 ISO100
[PIC2]
29 IMG0076 160 MeV 125 nA 0.5 f/5.6 ISO100
[PIC2]
30 IMG0077 160 nA 0.25 f/5.6 ISO100
[PIC2]
31 IMG0078 160 nA 0.1 f/5.6 ISO100
[PIC2]
32 IMG0079 160 nA 0.05 f/5.6 ISO100
[PIC2]
33 IMG0080 170 MeV 130 nA 0.5 f/5.6 ISO100
[PIC2]
34 IMG0081 170 nA 0.25 f/5.6 ISO100
[PIC2]
35 IMG0082 170 nA 0.1 f/5.6 ISO100
[PIC2]
36 IMG0083 170 nA 0.05 f/5.6 ISO100
[PIC2]
37 IMG0084 120 MeV 270 nA 0.5 f/5.6 ISO100
[PIC2]
38 IMG0085 120 nA 0.25 f/5.6 ISO100
[PIC2]
39 IMG0086 120 nA 0.1 f/5.6 ISO100
[PIC2]
40 IMG0087 120 nA 0.05 f/5.6 ISO100
[PIC2]
41 IMG0088 110 MeV 300 nA 0.5 f/5.6 ISO100
[PIC2]
42 IMG0089 110 nA 0.25 f/5.6 ISO100
[PIC2]
43 IMG0090 110 nA 0.1 f/5.6 ISO100
[PIC2]
44 IMG0091 110 nA 0.05 f/5.6 ISO100
[PIC2]
45 IMG0092 100 MeV 350 nA 0.5 f/5.6 ISO100
[PIC2]
46 IMG0093 100 nA 0.25 f/5.6 ISO100
[PIC2]
47 IMG0094 100 nA 0.1 f/5.6 ISO100
[PIC2]
48 IMG0095 100 nA 0.05 f/5.6 ISO100
[PIC2]
49 IMG0096 90 MeV 400 nA 0.5 f/5.6 ISO100
[PIC2]
50 IMG0097 90 nA 0.25 f/5.6 ISO100
[PIC2]
51 IMG0098 90 nA 0.1 f/5.6 ISO100
[PIC2]
52 IMG0099 90 nA 0.05 f/5.6 ISO100
[PIC2]

DDC232 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
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