[4] | 1 | function outStructElecBeam = idMeasElecBeam_NoTime(inStructElecBeam, inclPerturbMeas, dispData) |
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| 2 | |
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| 3 | %On and Off e-beam size meas.: |
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| 4 | inclSizeMeas = 0; %1; |
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| 5 | |
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| 6 | % Pause duration between eventual measurements of the dispersion functions and chromatisities: |
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| 7 | pauseTime_s = 5; |
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| 8 | |
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| 9 | try |
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| 10 | % H orbit |
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| 11 | inStructElecBeam.X = getx; |
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| 12 | % V orbit |
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| 13 | inStructElecBeam.Z = getz; |
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| 14 | catch |
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| 15 | lasterror('reset'); |
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| 16 | print 'Failure in getx or getz; trying again...'; |
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| 17 | outStructElecBeam = idMeasElecBeam_NoTime(inStructElecBeam, inclPerturbMeas, dispData); |
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| 18 | return; |
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| 19 | end |
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| 20 | |
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| 21 | % Stored electron beam current |
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| 22 | inStructElecBeam.current = getdcct; |
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| 23 | % Tunes |
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| 24 | inStructElecBeam.tune = gettune; |
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| 25 | % Beam lifetime |
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| 26 | %temp = tango_read_attribute2('ANS/DG/PUB-LifeTime','double_scalar'); |
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| 27 | %inStructElecBeam.tau = temp.value(1); |
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| 28 | |
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| 29 | if inclPerturbMeas ~= 0 |
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| 30 | % Measure dispersion functions. ATTENTION, it perturbes e-beam ! |
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| 31 | [dx dz] = measdisp('Physics'); |
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| 32 | inStructElecBeam.dx = dx; |
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| 33 | inStructElecBeam.dz = dz; |
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| 34 | %inStructElecBeam, |
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| 35 | pause(pauseTime_s); |
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| 36 | |
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| 37 | % Measure chromaticities. ATTENTION, it perturbes e-beam ! |
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| 38 | inStructElecBeam.ksi = measchro('Physics'); |
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| 39 | else |
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| 40 | inStructElecBeam.dx = 0; |
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| 41 | inStructElecBeam.dz = 0; |
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| 42 | inStructElecBeam.ksi = [0, 0]; |
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| 43 | end |
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| 44 | |
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| 45 | %E-Beam Size / Emittance measurements |
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| 46 | if inclSizeMeas ~= 0 |
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| 47 | devemit = 'ANS-C02/DG/PHC-EMIT'; |
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| 48 | |
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| 49 | numPinholeMeas = 20; |
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| 50 | pauseTimePinhole_s = 1; |
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| 51 | sumSigX = 0; |
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| 52 | sumSigZ = 0; |
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| 53 | sumEmitX = 0; |
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| 54 | sumEmitZ = 0; |
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| 55 | sumCoupling = 0; |
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| 56 | for j = 1:numPinholeMeas |
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| 57 | sumSigX = sumSigX + readattribute([devemit '/SrcPointSigmaH']); |
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| 58 | sumSigZ = sumSigZ + readattribute([devemit '/SrcPointSigmaV']); |
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| 59 | sumEmitX = sumEmitX + readattribute([devemit '/EmittanceH']); |
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| 60 | sumEmitZ = sumEmitZ + readattribute([devemit '/EmittanceV']); |
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| 61 | sumCoupling = sumCoupling + readattribute([devemit '/Coupling']); |
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| 62 | pause(pauseTimePinhole_s); |
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| 63 | end |
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| 64 | inStructElecBeam.SigX = sumSigX/numPinholeMeas; |
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| 65 | inStructElecBeam.SigZ = sumSigZ/numPinholeMeas; |
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| 66 | inStructElecBeam.EmitX = sumEmitX/numPinholeMeas; |
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| 67 | inStructElecBeam.EmitZ = sumEmitZ/numPinholeMeas; |
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| 68 | inStructElecBeam.Coupling = sumCoupling/numPinholeMeas; |
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| 69 | end |
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| 70 | |
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| 71 | inStructElecBeam.date = datestr(now); % convert date to string |
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| 72 | outStructElecBeam = inStructElecBeam; |
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| 73 | |
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| 74 | if dispData ~= 0 |
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| 75 | fprintf('I = %f\n', outStructElecBeam.current); |
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| 76 | %fprintf('Tau = %f\n', outStructElecBeam.tau); |
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| 77 | %fprintf('P=%d\n',pres) |
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| 78 | fprintf('nux = %f\n', outStructElecBeam.tune(1)); |
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| 79 | fprintf('nuz = %f\n', outStructElecBeam.tune(2)); |
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| 80 | fprintf('ksix = %f\n', outStructElecBeam.ksi(1)); |
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| 81 | fprintf('ksiz = %f\n', outStructElecBeam.ksi(2)); |
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| 82 | |
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| 83 | if inclSizeMeas ~= 0 |
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| 84 | fprintf('SigX = %f; EmitX = %f\n', inStructElecBeam.SigX, inStructElecBeam.EmitX); |
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| 85 | fprintf('SigZ = %f; EmitZ = %f\n', inStructElecBeam.SigZ, inStructElecBeam.EmitZ); |
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| 86 | fprintf('Coupling = %f\n', inStructElecBeam.Coupling); |
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| 87 | end |
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| 88 | end |
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| 89 | |
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