Last modified by chatzies on 2025-11-27 11:35

From version 19.1
edited by ahenkel
on 2021-12-03 09:50
Change comment: There is no comment for this version
To version 43.1
edited by ahenkel
on 2021-12-12 23:49
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1,7 +1,16 @@
1 -[[image:attach:TapeDrive_beschriftet.PNG||height="400"]][[image:attach:TapeDrive scheme.png||height="400"]]
1 +{{layout}}
2 +{{layout-section ac:type="single"}}
3 +{{layout-cell}}
4 +[[image:attach:TapeDrive_beschriftet-tile.jpg||height="400"]]
2 2  
3 -**14.1 Revert from Crystallography to TapeDrive (P11 staff/CFEL)**
6 +\\
4 4  
8 +\\
9 +
10 +\\
11 +
12 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.1RevertfromCrystallographytoTapeDrive(P11staff/CFEL)"/}}**14.1 Revert from Crystallography to TapeDrive (P11 staff/CFEL)** ===
13 +
5 5  * remove vortex
6 6  * beamstop to out-position?
7 7  * remove goniometer. The airbearing should be stopped (p11/servermotor/eh.1.01)
... ... @@ -50,7 +50,7 @@
50 50  
51 51  \\
52 52  
53 -**14.2 Sample characteristics and preparation**
62 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.2Samplecharacteristicsandpreparation"/}}**14.2 Sample characteristics and preparation** ===
54 54  
55 55  suspension of microcrystals, **at least** 200 µL with 20% crystal density(more is always better), size range: 2-30 µm, **tip:** bring some mother liquor for washing, filtering, diluting etc.
56 56  
... ... @@ -62,17 +62,27 @@
62 62  
63 63  \\
64 64  
65 -**14.3 Connecting sample to ElveFlow, sample exchange
66 -**
74 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.3ConnectingsampletoElveFlow,sampleexchange"/}}**14.3 Connecting sample to ElveFlow, sample exchange
75 +** ===
67 67  
68 -[[image:attach:20211201_095033.jpg||thumbnail="true" height="250"]][[image:attach:20211201_095205.jpg||height="250"]][[image:attach:20211201_095232.jpg||height="250"]]
77 +After filtration, screw the ElveFlow connector to your Eppendorf or Falcon tube. Make sure that the yellow-ish line goes to the bottom of your tube. You can adjust the length by unscrewing the blue fitting on top and pushing/pulling the yellow-ish line. **Don't forget to tigthen the blue fitting afterwards!**
69 69  
70 -\\
79 +Be aware to which channel and nozzle line your sample is connected.
71 71  
81 + Red → Channel 1, crystal line (nozzle capillary without marks/with red marks)
82 +
83 + Green → Channel 2, substrate line (nozzle capillary is marked in black)
84 +
85 +[[image:attach:20211201_095033.jpg||thumbnail="true" height="250"]]
86 +
87 +After finishing data collection, flush all lines by connecting an Eppi or syringe filled with ddH,,2,,O.
88 +
89 +[[image:attach:20211201_095232.jpg||height="250"]][[image:attach:20211201_095205.jpg||height="250"]]
90 +
72 72  \\
73 73  
74 -**14.4 TapeDrive operation
75 -**
93 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.4TapeDriveoperation"/}}**14.4 TapeDrive operation
94 +** ===
76 76  
77 77  The TapeDrive is controlled through kamzik. To open kamzik, start the server. A terminal will open and shortly after a small window.
78 78  Now start the client. Same thing, a terminal will open, shortly after a small window.
... ... @@ -80,25 +80,26 @@
80 80  Click 'Devices' in the **client session** to open the control window.
81 81  [[image:attach:screen.PNG||height="250"]][[image:attach:server client.PNG||height="250"]]
82 82  
83 -* **Tape:**
84 -** Click on the 'main tape' icon
85 -** Change the velocity by typing anything from **0.3-3.0 mm/s**
86 -** Common velocity is 1.0-1.5 mm/s
87 -** kamzik displays the used tape in m and %. At 98% the tape will automatically stop since the rolls need to be exchanged at this point.
88 -\\
89 -** [[image:attach:kamzik_tape.PNG||height="400"]]
102 +**Tape**
90 90  
104 +* Click on the 'main tape' icon
105 +* Change the velocity by typing anything from **0.3-3.0 mm/s**
106 +* Common velocity is 1.0-1.5 mm/s
107 +* kamzik displays the used tape in m and %. At 98% the tape will automatically stop since the rolls need to be exchanged at this point.
91 91  \\
109 +* [[image:attach:kamzik_tape.PNG||height="400"]]
92 92  
93 -* **Sample nozzle:**
94 -** Click an the 'nozzle' icon.
95 -** (((
111 +==== {{id name="14.SerialCrystallography:CFELTapeDrive-Samplenozzle"/}}**Sample nozzle** ====
112 +
113 +* Click an the 'nozzle' icon.
114 +* (((
96 96  The nozzle position can be adjusted in xyz by clicking on the arrows up and down. (Double arrow = 10 steps). Step size can be varied, 1mm steps are rather big and should be used carefully.
97 97  The absolute position is **not calibrated** and therefore changes after each restart of kamzik.
98 -\\(% style="color: rgb(255,0,0);" %)**!!! **(% style="color: rgb(255, 0, 0); color: rgb(0, 0, 0)" %)**During data collection make sure in which direction you are moving, do not move nozzle into beam**(% style="color: rgb(255,0,0);" %)** !!!**(%%)
99 -\\Adjust the nozzle position by eye until it nearly touches the tape and roughly meets the X-ray interaction point. Then, move to the control hutch to use the on-axis microscope for fine adjustment. Move the nozzle tip to the beam position (red X) and write down the absolut nozzle position. From there move the nozzle in +x to your desired distance.Different distances combined with the tape speed result in several delay times for time-resolved experiments.
100 100  
101 -(% class="wrapped" %)
118 +
119 +(% style="color: rgb(255,0,0);" %)**!!! **(% style="color: rgb(255, 0, 0); color: rgb(0, 0, 0)" %)**During data collection make sure in which direction you are moving, do not move nozzle into beam**(% style="color: rgb(255,0,0);" %)** !!!**(%%)
120 +\\Adjust the nozzle position by eye until it nearly touches the tape and roughly meets the X-ray interaction point. Then, move to the control hutch to use the on-axis microscope for fine adjustment. Move the nozzle tip to the beam position (red X) and write down the absolut nozzle position. From there move the nozzle in +x to your desired distance.Different distances combined with the tape speed result in several delay times for time-resolved experiments.
121 +
102 102  |=(((
103 103  \\
104 104  )))|=(((
... ... @@ -142,12 +142,20 @@
142 142  **
143 143  \\**
144 144  )))
145 -** [[image:attach:kamzik_nozzle.PNG||height="400"]]
165 +* [[image:attach:kamzik_nozzle.PNG||height="400"]]
146 146  
167 +==== {{id name="14.SerialCrystallography:CFELTapeDrive-Temperaturecontrol/Chiller"/}}**Temperature control/Chiller** ====
168 +
169 +* The chiller circulates fluid through the gas nozzle.
170 +
147 147  \\
148 148  
173 +==== {{id name="14.SerialCrystallography:CFELTapeDrive-Gasnozzle"/}}**Gas nozzle** ====
174 +
149 149  \\
150 150  
177 +==== {{id name="14.SerialCrystallography:CFELTapeDrive-IRcamera"/}}**IR camera** ====
178 +
151 151  \\
152 152  
153 153  Once the hutch is interlocked, set remote control to the TapeDrive laptop by opening a terminal and executing the following command:
... ... @@ -160,17 +160,23 @@
160 160  
161 161  \\
162 162  
163 -**14.5 Tape roll exchange**
191 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.5Taperollexchange"/}}**14.5 Tape roll exchange** ===
164 164  
165 165  The tape stops automatically at 98% used length, if you need to change the rolls for orther reasons, stop the tape (velocity = 0.0 mm/s).
166 166  
167 167  * Remove the (almost) empty feeder roll by pulling it upwards.
168 -* Cut the tape with some cm overlap to glue to the new roll.
196 +* Cut the tape with some cm overlap to glue to the new roll. **Do not discard empty roll!**
169 169  * Get a new tape roll (bottom left on the cart). **Polypropylen 15 µm**
170 -* Cut the first cm of the new tape roll, directly before the black sticky part.
171 -* Use this sticky part to attach the end of the old
198 +* Cut the first cm of the new tape roll, directly behind the black sticky part.
199 +* Place new roll on roll holder and use sticky tape to attach the end of the old tape to the beginning of the new roll.
200 +* Open magnetic tape stabilizer on the **left side**. //!!!BEAMSTOP!!!//
201 +* Start the tape (3mm/s). Once the connetion side has arrived at the collector roll, stop the tape (0mm/s).
202 +* Again, cut the tape directly behind the connection side. Replace the the old roll with the **empty **one. Old roll can be discarded.
203 +* Attach new tape to the empty roll by using some sticky tape.
204 +* Close tape stabilizer.
205 +* Reset tape counter in kamzik by clicking "<Call>" in "Main-Tape".
172 172  
173 -**[[image:attach:20211201_094101.jpg||height="250"]][[image:attach:20211201_094111.jpg||height="250"]]
207 +**[[image:attach:20211201_094101.jpg||height="250"]][[image:attach:20211201_094111.jpg||height="250"]][[image:attach:tape reset.PNG||height="250"]]
174 174  **
175 175  
176 176  \\
... ... @@ -177,8 +177,212 @@
177 177  
178 178  \\
179 179  
214 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.6Nozzleexchange"/}}**14.6 Nozzle exchange** ===
215 +{{/layout-cell}}
216 +{{/layout-section}}
217 +
218 +{{layout-section ac:type="single"}}
219 +{{layout-cell}}
220 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.7Chopper"/}}**14.7 Chopper** ===
221 +
222 +start chopper gui from terminal:
223 +
224 +(% class="code" %)
225 +(((
226 + cd /gpfs/local/shared/ChopperControl
227 +)))
228 +
229 +(% class="code" %)
230 +(((
231 + python chopperControl.py
232 +)))
233 +{{/layout-cell}}
234 +{{/layout-section}}
235 +
236 +{{layout-section ac:type="two_equal"}}
237 +{{layout-cell}}
238 + [[image:attach:20211212_233140.jpg||height="250"]]
239 +{{/layout-cell}}
240 +
241 +{{layout-cell}}
242 +**Chopper → no Chopper**
243 +
244 +* decrease frequency by max. 10 Hz steps\\
245 +** click arrow down 10x, "Set", arrow down 10x, "Set", ....
246 +* at frequency = 10 Hz, click "Stop"
247 +* set "Hole" to <none> (% style="color: rgb(255,0,0);" %)//Takes some minutes//
248 +
249 +(% style="color: rgb(0,0,0);" %)**no Chopper → Chopper**
250 +
251 +* (% style="color: rgb(0,0,0);" %)set "Hole" to <Inner hole (largest)> (% style="color: rgb(255,0,0);" %)//Takes some minutes//
252 +* (% style="color: rgb(0,0,0);" %)increase frequency by max. 10 Hz steps
253 +** (% style="color: rgb(0,0,0);" %)click arrow up 10x, "Set", arrow up 10x, "Set", .....
254 +* (% style="color: rgb(0,0,0);" %)//usually 133 Hz, results in exposure time of 3.7 ms//
255 +{{/layout-cell}}
256 +{{/layout-section}}
257 +
258 +{{layout-section ac:type="single"}}
259 +{{layout-cell}}
260 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.8Datacollection"/}}**14.8 Data collection** ===
261 +
262 +Once the hutch is interlocked, set remote control to the TapeDrive laptop by opening a terminal and executing the following command:
263 +
264 +(% class="code" %)
265 +(((
266 + xfreerdp +clipboard /size:1920x1080 /u:Cfelusr /v:cfeld-pcx22611
267 + password: written on control laptop (changes every 6 months)
268 +)))
269 +
270 + //>>usually the terminal is open, just repeat previous command with arrow up, enter and type in the password//
271 +
180 180  \\
181 181  
274 +Click "Start" icon in kamzik.
275 +
276 +[[image:attach:kamzik_run-tile.jpg||height="400"]]
277 +
278 +----
279 +{{/layout-cell}}
280 +{{/layout-section}}
281 +
282 +{{layout-section ac:type="two_equal"}}
283 +{{layout-cell}}
284 +**Check list:**
285 +
286 +(% style="color: rgb(255,0,0);" %)//always after entering the hutch!//
287 +
288 +* Open BS1  (//CrystalControl)//
289 +* Put collimator in (//CrystalControl)//
290 +* Check beamstop position = 27 000 (//Atk panel p11/motor/eh.3.09)//
291 +* Open fast shutter (//CrystalControl)//
292 +* Check diode voltage ~~ 0.0 (//kamzik Run/Diode voltage)//
293 +* Close fast shutter (//CrystalControl)//
294 +
182 182  \\
183 183  
297 +**Set run parameters and go 🏃💥**
298 +
299 +1. Set your desired No. of frames
300 +1. Match exposure time with chopper setting
301 +1. Check trigger setting and match to chopper setting
302 +1. Set detector distance to 200.0 mm, confirm with //enter// and click "<Call>" button next to it.
303 +1. To start the run, click "<Call>" next to //exposure time//
304 +
184 184  \\
306 +
307 +(% style="color: rgb(153,51,102);" %)**//Current bug~://**
308 +
309 +(% style="color: rgb(0,0,0);" %)You need to "Stop" run in kamzik manually after all images have been acquired. This moves the shield up and closes the fast shutter. Afterwards you can start a new run by clicking "<Call>".
310 +
311 +
312 +(% style="color: rgb(0,0,0);" %)Check progress in terminal with:
313 +
314 +(% class="code" %)
315 +(((
316 + cd /gpfs/current/raw/scan_frames
317 + watch "ls -lrt <run number>/ | tail"
318 +\\\\\\\\
319 +)))
320 +{{/layout-cell}}
321 +
322 +{{layout-cell}}
323 +(% class="wrapped relative-table" style="width: 100.0%;" %)
324 +|=(((
325 +Parameter
326 +)))|=(((
327 +explanation
328 +)))|=(% colspan="1" %)(((
329 +value
330 +)))
331 +|(((
332 +Images number
333 +)))|(((
334 +Set number of frames you want to collect
335 +)))|(% colspan="1" %)(((
336 +usually 100k - 200k, but adjust according to hitrate
337 +
338 +orientation: 10 % hitrate needs at least 100k images
339 +)))
340 +|(((
341 +exposure
342 +)))|(((
343 +exposure time of Eiger
344 +
345 +\\
346 +)))|(% colspan="1" %)(((
347 +chopper at 133 Hz → 3.7 ms
348 +
349 +chopper at 66 Hz   → 7.7 ms
350 +
351 +no chopper            → 7.7 ms
352 +
353 +----
354 +)))
355 +|(((
356 +run id
357 +)))|(((
358 +changes automatically
359 +)))|(% colspan="1" %)(((
360 +\\
361 +)))
362 +|(% colspan="1" %)(((
363 +Detector distance
364 +)))|(% colspan="1" %)(((
365 +current detector postion readout
366 +)))|(% colspan="1" %)(((
367 +\\
368 +)))
369 +|(% colspan="1" %)(((
370 +move_detector (distance)
371 +)))|(% colspan="1" %)(((
372 +Set detector distance
373 +)))|(% colspan="1" %)(((
374 +200.0 mm   (% style="color: rgb(255,0,0);" %)confirm with //enter//, click "<Call>"
375 +)))
376 +|(% colspan="1" %)(((
377 +Diode voltage
378 +)))|(% colspan="1" %)(((
379 +read out of diode
380 +)))|(% colspan="1" %)(((
381 +**~~ 0 !!! higher values indicate missaligned beam stop!!! 
382 +Call local contact
383 +**
384 +)))
385 +{{/layout-cell}}
386 +{{/layout-section}}
387 +
388 +{{layout-section ac:type="single"}}
389 +{{layout-cell}}
390 +----
391 +
392 +=== {{id name="14.SerialCrystallography:CFELTapeDrive-14.9Troubleshooting"/}}14.9 Troubleshooting ===
393 +
394 +* (((
395 +==== {{id name="14.SerialCrystallography:CFELTapeDrive-Tapestopped"/}}Tape stopped ====
396 +
397 +* Tape roll empty?
398 +* motor connected (icon green)?
399 +)))
400 +
401 +\\
402 +
403 +* (((
404 +==== {{id name="14.SerialCrystallography:CFELTapeDrive-Nozzlemotorsarenotresponding"/}}Nozzle motors are not responding ====
405 +
406 +* displayed in green=connected?
407 +* nozzle holder colliding somewhere?
408 +* motor limits reached? → position displayed in red
409 +)))
410 +
411 +\\
412 +
413 +* (((
414 +==== {{id name="14.SerialCrystallography:CFELTapeDrive-Sampleflowisnotrespondingtohigherpressure"/}}Sample flow is not responding to higher pressure ====
415 +
416 +* channel turned on?
417 +* Sample empty?
418 +* Nozzle or lines clogged? → flush with water, change nozzle
419 +)))
420 +{{/layout-cell}}
421 +{{/layout-section}}
422 +{{/layout}}
Confluence.Code.ConfluencePageClass[0]
Id
... ... @@ -1,1 +1,1 @@
1 -235039398
1 +236824590
URL
... ... @@ -1,1 +1,1 @@
1 -https://confluence.desy.de/spaces/11/pages/235039398/14. Serial Crystallography: CFEL TapeDrive
1 +https://confluence.desy.de/spaces/11/pages/236824590/14. Serial Crystallography: CFEL TapeDrive