Difference between revisions of "Gabriel Palacios-Serrano"

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Wien filter 1: Simulation results for the existing (05/22/2019) Wien filter at UITF.
 
Wien filter 1: Simulation results for the existing (05/22/2019) Wien filter at UITF.
[[Media:QE scan fixed X 10000.png ]]
+
[[Media:Wien_filter_1.pptx ]]
  
 
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Log entry related to how the Laser XY stage moves along the X-axis
 
Log entry related to how the Laser XY stage moves along the X-axis
https://logbooks.jlab.org/entry/3704517
+
* https://logbooks.jlab.org/entry/3704517
  
 
Images of on axis QE run p2_2019-06-04_15_39 to calculate STEP-mm conversion factor
 
Images of on axis QE run p2_2019-06-04_15_39 to calculate STEP-mm conversion factor
[[Media:QE scan fixed X 10000.png]]
+
* [[Media:QE scan fixed X 10000.png]]
[[Media:QE scan fixed Y 10000.png]]
+
* [[Media:QE scan fixed Y 10000.png]]
  
 
UITF T-cathode electrode vs Small Shield: BPM data and centering in first lens at 200 [kV]
 
UITF T-cathode electrode vs Small Shield: BPM data and centering in first lens at 200 [kV]
 
* Rev2 [[Media:UITF_T-cathode_electrode_BPM_data_200_kV-5.pptx]]
 
* Rev2 [[Media:UITF_T-cathode_electrode_BPM_data_200_kV-5.pptx]]
[[Media:UITF_T-cathode_electrode_BPM_data_200_kV-4.pptx]]
+
* [[Media:UITF_T-cathode_electrode_BPM_data_200_kV-4.pptx]]
 
+
* [[Media:UITF_T-cathode_electrode_BPM_data_200_kV-3.pptx]]
UITF T-cathode electrode BPM data 200 [kV]
+
* [[Media:UITF_T-cathode_electrode_BPM_data_200_kV.pptx]]
[[Media:UITF_T-cathode_electrode_BPM_data_200_kV-3.pptx]]
 
 
 
UITF T-cathode electrode BPM data 200 [kV]
 
[[Media:UITF_T-cathode_electrode_BPM_data_200_kV.pptx]]
 
  
  
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CORRECTION: CST and GPT info for the T-shape, mushroom, small mushroom, sphere small anode 6cm gap, sphere long anode 6cm gap, sphere long anode 9cm gap at -200 kV. This file has the CEBAF parameters.
 
CORRECTION: CST and GPT info for the T-shape, mushroom, small mushroom, sphere small anode 6cm gap, sphere long anode 6cm gap, sphere long anode 9cm gap at -200 kV. This file has the CEBAF parameters.
[[Media:Guns_CST_1_CORRECTED.pptx]]
+
* [[Media:Guns_CST_1_CORRECTED.pptx]]
  
 
GPT results  for the sphere long anode 9cm gap at -300 kV. This was produced using Yan's GTS parameters. Impact of GBacc on emittance.  
 
GPT results  for the sphere long anode 9cm gap at -300 kV. This was produced using Yan's GTS parameters. Impact of GBacc on emittance.  
[[Media:GTS_GPT_3.pptx]]
+
* [[Media:GTS_GPT_3.pptx]]
  
 
GPT results  for the sphere long anode 9cm gap at -300 kV. This was produced using Yan's GTS parameters. Impact of field map interpolation step-size on emittance.  
 
GPT results  for the sphere long anode 9cm gap at -300 kV. This was produced using Yan's GTS parameters. Impact of field map interpolation step-size on emittance.  
[[Media:GTS_GPT_2.pptx]]
+
* [[Media:GTS_GPT_2.pptx]]
  
 
GPT results  for the sphere long anode 9cm gap at -200 kV. This was produced using Yan's GTS parameters. We are trying to find out why is the measurements and simulated emittance so different.  
 
GPT results  for the sphere long anode 9cm gap at -200 kV. This was produced using Yan's GTS parameters. We are trying to find out why is the measurements and simulated emittance so different.  
[[Media:GTS_GPT_1.pptx]]
+
* [[Media:GTS_GPT_1.pptx]]
  
 
THIS FILE HAS BEEN CORRECTED: CST and GPT info for the T-shape, mushroom, small mushroom, sphere small anode 6cm gap, sphere long anode 6cm gap, sphere long anode 9cm gap at -200 kV. This file has the CEBAF parameters.
 
THIS FILE HAS BEEN CORRECTED: CST and GPT info for the T-shape, mushroom, small mushroom, sphere small anode 6cm gap, sphere long anode 6cm gap, sphere long anode 9cm gap at -200 kV. This file has the CEBAF parameters.
[[Media:Guns_CST_1.pptx]]
+
* [[Media:Guns_CST_1.pptx]]
  
 
Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV. This file has the CEBAF parameters. This is the same as the previous entry but shows extra slides with comparisons of the three cathodes wth one metric as requested by Matt.  
 
Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV. This file has the CEBAF parameters. This is the same as the previous entry but shows extra slides with comparisons of the three cathodes wth one metric as requested by Matt.  
[[Media:New_CEBAF_gun_CST_4_2.pptx]]
+
* [[Media:New_CEBAF_gun_CST_4_2.pptx]]
  
 
Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV. This file has the CEBAF parameters.
 
Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV. This file has the CEBAF parameters.
[[Media:New_CEBAF_gun_CST_4.pptx]]
+
* [[Media:New_CEBAF_gun_CST_4.pptx]]
  
 
Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV.
 
Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV.
[[Media:New_CEBAF_gun_CST_3.pptx]]
+
* [[Media:New_CEBAF_gun_CST_3.pptx]]
  
 
Test shields 1 to 7 simulations on CST for the -200 kV new CEBAF gun (and includes a bit of the GTS gun field maps at 200 kV w/small anode).  
 
Test shields 1 to 7 simulations on CST for the -200 kV new CEBAF gun (and includes a bit of the GTS gun field maps at 200 kV w/small anode).  
[[Media:New_CEBAF_gun_CST_2.pptx]]
+
* [[Media:New_CEBAF_gun_CST_2.pptx]]
  
 
Test shields 1,2,3 & 4 simulations on CST for the -200 kV new CEBAF gun.  
 
Test shields 1,2,3 & 4 simulations on CST for the -200 kV new CEBAF gun.  
[[Media:New_CEBAF_gun_CST_1.pdf]] [[Media:New_CEBAF_gun_CST_1.pptx]]
+
* [[Media:New_CEBAF_gun_CST_1.pdf]] [[Media:New_CEBAF_gun_CST_1.pptx]]
[[Media:New_CEBAF_gun_CST_1_w-noshield.pdf]] [[Media:New_CEBAF_gun_CST_1_w-noshield.pptx]]
+
* [[Media:New_CEBAF_gun_CST_1_w-noshield.pdf]] [[Media:New_CEBAF_gun_CST_1_w-noshield.pptx]]
  
 
Field maps for the -200 kV new CEBAF gun @-130 kV and -180 kV.  
 
Field maps for the -200 kV new CEBAF gun @-130 kV and -180 kV.  
[[Media:Field_maps_for_the_new_CEBAF_gun_at_130_kV_and_180_kV.pdf]]
+
* [[Media:Field_maps_for_the_new_CEBAF_gun_at_130_kV_and_180_kV.pdf]]
  
 
Results for CST microwave studio simulations of the -300 kV GTS gun.  
 
Results for CST microwave studio simulations of the -300 kV GTS gun.  
[[Media:GTS_CST_1.pdf]]
+
* [[Media:GTS_CST_1.pdf]]
 
   
 
   
 
Corrections on the simulation results for the -200 kV CEBAF gun paper.  
 
Corrections on the simulation results for the -200 kV CEBAF gun paper.  
[[Media:COMSOL_corrected.pdf]]
+
* [[Media:COMSOL_corrected.pdf]]
  
 
Document with details on the Pierce geometry angle variations for the -300 kV GTS gun.  
 
Document with details on the Pierce geometry angle variations for the -300 kV GTS gun.  
[[Media:GTS COMSOL 8.pdf]]
+
* [[Media:GTS COMSOL 8.pdf]]
  
 
COMSOL simulations for 300kV and 200kV guns upper shields
 
COMSOL simulations for 300kV and 200kV guns upper shields
[[Media:300kV_COMSOL_upper_shields.pdf]]
+
* [[Media:300kV_COMSOL_upper_shields.pdf]]
[[Media:200kV_COMSOL_upper_shield.pdf]]
+
* [[Media:200kV_COMSOL_upper_shield.pdf]]
  
 
COMSOL modeling comparing CEBAF 130kV white insulator no shed versus Upgrade 200kV black insulator with shed.
 
COMSOL modeling comparing CEBAF 130kV white insulator no shed versus Upgrade 200kV black insulator with shed.
 
(Both guns biased at -200kV)
 
(Both guns biased at -200kV)
[[Media:COMSOL comparison CEBAF 130kV to 200kV upgrade.pdf]]
+
* [[Media:COMSOL comparison CEBAF 130kV to 200kV upgrade.pdf]]
[[Media:COMSOL ceramic conductivity.pdf]]
+
* [[Media:COMSOL ceramic conductivity.pdf]]

Revision as of 22:12, 17 July 2019


Wien filter stuff:

Wien filter 4: What do we need for the 200 kV Wien filter using the UITF one as a base? Media:Wien_filter_4.pptx

Wien filter 3: I measured the vacuum lab's Wien filter and checked what we can scavenge for the 40 kV feedthrough version. Media:Wien_filter_3.pptx

Wien filter 2: Simulation results for the 40 kV feedthrough for Wien filter at UITF. Media:Wien_filter_2.pptx

Wien filter 1: Simulation results for the existing (05/22/2019) Wien filter at UITF. Media:Wien_filter_1.pptx


Gun related

Data taking runs

Log entry related to how the Laser XY stage moves along the X-axis

Images of on axis QE run p2_2019-06-04_15_39 to calculate STEP-mm conversion factor

UITF T-cathode electrode vs Small Shield: BPM data and centering in first lens at 200 [kV]


GPT, CST, COMSOL

CORRECTION: CST and GPT info for the T-shape, mushroom, small mushroom, sphere small anode 6cm gap, sphere long anode 6cm gap, sphere long anode 9cm gap at -200 kV. This file has the CEBAF parameters.

GPT results for the sphere long anode 9cm gap at -300 kV. This was produced using Yan's GTS parameters. Impact of GBacc on emittance.

GPT results for the sphere long anode 9cm gap at -300 kV. This was produced using Yan's GTS parameters. Impact of field map interpolation step-size on emittance.

GPT results for the sphere long anode 9cm gap at -200 kV. This was produced using Yan's GTS parameters. We are trying to find out why is the measurements and simulated emittance so different.

THIS FILE HAS BEEN CORRECTED: CST and GPT info for the T-shape, mushroom, small mushroom, sphere small anode 6cm gap, sphere long anode 6cm gap, sphere long anode 9cm gap at -200 kV. This file has the CEBAF parameters.

Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV. This file has the CEBAF parameters. This is the same as the previous entry but shows extra slides with comparisons of the three cathodes wth one metric as requested by Matt.

Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV. This file has the CEBAF parameters.

Preliminary GPT results for the T-cathode vs Mushroom vs Sphere at -200 kV.

Test shields 1 to 7 simulations on CST for the -200 kV new CEBAF gun (and includes a bit of the GTS gun field maps at 200 kV w/small anode).

Test shields 1,2,3 & 4 simulations on CST for the -200 kV new CEBAF gun.

Field maps for the -200 kV new CEBAF gun @-130 kV and -180 kV.

Results for CST microwave studio simulations of the -300 kV GTS gun.

Corrections on the simulation results for the -200 kV CEBAF gun paper.

Document with details on the Pierce geometry angle variations for the -300 kV GTS gun.

COMSOL simulations for 300kV and 200kV guns upper shields

COMSOL modeling comparing CEBAF 130kV white insulator no shed versus Upgrade 200kV black insulator with shed. (Both guns biased at -200kV)