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Changes for page The FLASH HDF5 structure

Last modified by sndueste on 2025/09/10 11:43
From version 95.2
edited by sndueste
on 2025/05/19 16:56
Change comment: There is no comment for this version
To version 93.1
edited by sndueste
on 2025/04/24 13:33
Change comment: There is no comment for this version

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... ... @@ -116,17 +116,13 @@
116 116  
117 117  {{id name="DOOCSparameters"/}}
118 118  
119 +Note, the HDF group and data set names apply to our HDF tree version since vers. 0.3.0.
119 119  
121 +
120 120  === FLASH1 ===
121 121  
124 +==== Beamline info (FLASH1) ====
122 122  
123 -In the Shutdown 2024 / 2025  the complete photon diagnostic and experiment control was renewed and thus the Doocs names and also some HDF5 names had to be changed. The new naming will be documented here as soon as the systems are online again.
124 -
125 -The previously used naming scheme (2024 and before) can be found here:
126 -
127 -{{expand expanded="false" title="FLASH1 Naming scheme used until 2024"}}
128 -==== (% id="cke_bm_8853497S" style="display:none" %) (%%)Beamline info (FLASH1) ====
129 -
130 130  {{code language="none"}}/FL1/Beamlines/Attenuator/pressure{{/code}}
131 131  //always saved (PBD)//
132 132  DOOCS prop : {{code language="none"}}FLASH.FEL/GAS_DOSING/FL1.ATTENUATOR/PRESSURE{{/code}}
... ... @@ -247,8 +247,8 @@
247 247  
248 248  {{code language="none"}}/FL1/Photon Diagnostic/GMD/Average energy/energy tunnel{{/code}}
249 249  //always saved (PBD)//
250 -(% style="color:#000000" %)DOOCS prop : {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL1.TUNNEL/PHOTONFLUX.UJ{{/code}} (%%)
251 -(% style="color:#000000" %)DAQ channel: {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL1.TUNNEL/PHOTONFLUX.UJ{{/code}}
246 +(% style="color:#000000" %)DOOCS prop : {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL1.TUNNEL/PHOTONFLUX.UJ{{/code}} (%%)
247 +(% style="color:#000000" %)DAQ channel: {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL1.TUNNEL/PHOTONFLUX.UJ{{/code}}
252 252  
253 253  desc : calibrated average SASE Energy/pulse measured in the TUNNEL upstream the gas attenuator
254 254  units : microJ
... ... @@ -257,8 +257,8 @@
257 257  {{code language="none"}}/FL1/Photon Diagnostic/GMD/Pulse resolved energy/energy tunnel{{/code}}
258 258  //always saved (PBD)//
259 259  
260 -(% style="color:#000000" %)DOOCS prop : (%%)
261 -(% style="color:#000000" %){{code language="none"}}FLASH.FEL/XGM.INTENSITY/FL1.TUNNEL/INTENSITY.TD{{/code}}DAQ channel: {{code language="none"}}FLASH.FEL/XGM.INTENSITY/FL1.TUNNEL/INTENSITY.TD{{/code}}
256 +(% style="color:#000000" %)DOOCS prop : 
257 +{{code language="none"}}FLASH.FEL/XGM.INTENSITY/FL1.TUNNEL/INTENSITY.TD{{/code}}DAQ channel: {{code language="none"}}FLASH.FEL/XGM.INTENSITY/FL1.TUNNEL/INTENSITY.TD{{/code}}
262 262  
263 263  desc : Energy per pulse measured in the Tunnel.  In addition measurement errors and beam position are included for EACH pulse in the pulse train  !! (see below)
264 264  units : a.u. (more or less µJ but need to be calibrated with the "Average energy" for good precision)** [[see here for help>>doc:FS-FLASH USER tmp.jddd-linked help pages.Calibrating the pulse resolved (electron) data from GMD.WebHome]]**
... ... @@ -278,7 +278,8 @@
278 278  The pulse energy and the error are plotted for the first bunch of the pulse trains saved in this 
279 279  file
280 280  
281 - [[image:image2021-2-9_10-51-6.png]]
277 +
278 +[[image:attach:image2021-2-9_10-51-6.png||height="250"]]
282 282  
283 283  
284 284  {{/info}}
... ... @@ -470,8 +470,8 @@
470 470  
471 471  //always saved (PBD)//
472 472  (% style="color:#172b4d" %)**FL1.SFELC**(%%)
473 -(% style="color:#000000" %)channel: FLASH.SDIAG/BAM/(% style="color:#172b4d" %)FL1.SFELC(% style="color:#000000" %)/ARRIVAL_TIME.ABSOLUTE.SA1.COMP(%%)
474 -(% style="color:#000000" %){{code language="none"}} DOOCS prop : FLASH.SDIAG/BAM//ARRIVAL_TIME.ABSOLUTE.SA1.COMPDAQ {{/code}}(% style="letter-spacing:0.0px" %)desc: Electron bunch arrival time measured  with the BAM  before the undulator (pulse resolved data). This one was newly installed in 2020.. The property contains only the arrival time of the bunches sent to FL1 (e.g. if there are 30 bunches in FL1 the first 30 values are the arrival time the remaining numbers still may have arbitrary numbers looking like a signal which they are not). These are the same values as the "raw" data below - just "cleaned". The values show a very good correlation to the arrival time  of the XUV pulses in the experiment (see help).
470 +(% style="color:#000000" %)channel: FLASH.SDIAG/BAM/(% style="color:#172b4d" %)FL1.SFELC(% style="color:#000000" %)/ARRIVAL_TIME.ABSOLUTE.SA1.COMP
471 +{{code language="none"}} DOOCS prop : FLASH.SDIAG/BAM//ARRIVAL_TIME.ABSOLUTE.SA1.COMPDAQ {{/code}}(% style="letter-spacing:0.0px" %)desc: Electron bunch arrival time measured  with the BAM  before the undulator (pulse resolved data). This one was newly installed in 2020.. The property contains only the arrival time of the bunches sent to FL1 (e.g. if there are 30 bunches in FL1 the first 30 values are the arrival time the remaining numbers still may have arbitrary numbers looking like a signal which they are not). These are the same values as the "raw" data below - just "cleaned". The values show a very good correlation to the arrival time  of the XUV pulses in the experiment (see help).
475 475  units: fs (bigger numbers (typically) indicate later arrival times of the electrons).
476 476  
477 477  
... ... @@ -547,11 +547,8 @@
547 547  units: nm
548 548  
549 549  [[Contents>>doc:||anchor="Contents"]]
550 -{{/expand}}
551 551  
552 -==== ====
553 553  
554 -
555 555  ==== Timing information, rep rate etc.  (FLASH1) ====
556 556  
557 557  ===== bunch repetition rate =====
... ... @@ -1124,8 +1124,8 @@
1124 1124  
1125 1125  ===== (% style="color:#e67e22" %)Train time(%%) =====
1126 1126  
1127 -(% style="color:#e67e22" %)//always saved (PBD2)//(%%)
1128 -(% style="color:#e67e22" %){{code language="none"}}/Timing/train time{{/code}}
1121 +(% style="color:#e67e22" %)//always saved (PBD2)//
1122 +{{code language="none"}}/Timing/train time{{/code}}
1129 1129  desc:Local time as array of day, hour, minute, second, and centisecond. This dataset is meant for visualisation purposes only. For correlations use the train ID or the Unix time of the time stamp
1130 1130  units: d h min s cs
1131 1131  
... ... @@ -1133,8 +1133,8 @@
1133 1133  /Timing/time stamp
1134 1134  {{/code}}
1135 1135  
1136 -(% style="color:#e67e22" %)//always saved (PBD2)//(%%)
1137 -(% style="color:#e67e22" %)desc: first column: Local time in unix time. To get day, hour, minute, second you can use unix: e.g. date ~-~-date='@1553617729' or matlab, python etc
1130 +(% style="color:#e67e22" %)//always saved (PBD2)//
1131 +desc: first column: Local time in unix time. To get day, hour, minute, second you can use unix: e.g. date ~-~-date='@1553617729' or matlab, python etc
1138 1138  second column: microseconds
1139 1139  third column: Train ID of FLASH
1140 1140