Version 85.1 by treusch on 2022/01/11 17:46
Show last authors
1 {{layout}}
2 {{layout-section ac:type="single"}}
3 {{layout-cell}}
4 {{info}}
5 **Collection of reference papers for FLASH1 and FLASH2 beamlines and instruments.
6 **
7
8 **Last update:** {{date value="2021-07-28" format="yyyy-MM-dd"/}}
9
10 **In case of multiple references, the most complete or up-to-date is 1st.**
11 {{/info}}
12 {{/layout-cell}}
13 {{/layout-section}}
14
15 {{layout-section ac:type="single"}}
16 {{layout-cell}}
17 \\
18 {{/layout-cell}}
19 {{/layout-section}}
20
21 {{layout-section ac:type="single"}}
22 {{layout-cell}}
23
24
25 {{toc exclude="Task report"/}}
26 {{/layout-cell}}
27 {{/layout-section}}
28
29 {{layout-section ac:type="single"}}
30 {{layout-cell}}
31 \\
32 {{/layout-cell}}
33 {{/layout-section}}
34
35 {{layout-section ac:type="single"}}
36 {{layout-cell}}
37 = FEL Machine =
38
39 1. W. Ackermann et al.,
40 //Operation of a Free Electron Laser in the Wavelength Range from the Extreme Ultraviolet to the Water Window//,
41 Nature Photonics **1**, 336-342 (2007);
42 [[http:~~/~~/dx.doi.org/10.1038/nphoton.2007.76>>url:http://dx.doi.org/10.1038/nphoton.2007.76||shape="rect"]]
43
44 **FLASH2 and other recent developments:**
45
46 1. B. Faatz et al.,
47 //Simultaneous operation of two soft x-ray free-electron lasers driven by one linear accelerator//,
48 New J. Phys. **18**, 062002 (2016);
49 [[http:~~/~~/dx.doi.org/10.1088/1367-2630/18/6/062002>>url:http://dx.doi.org/10.1088/1367-2630/18/6/062002||shape="rect"]]
50 1. B. Faatz, M. Braune, O. Hensler, K. Honkavaara, R. Kammering, M. Kuhlmann, E. Ploenjes, J. Roensch-Schulenburg, E. Schneidmiller, S. Schreiber, K. Tiedtke, M. Tischer, R. Treusch, M. Vogt, W. Wurth, M. Yurkov and J. Zamella,
51 //The FLASH Facility: Advanced Options for FLASH2 and Future Perspectives//,
52 Appl. Sci. **7**, 1114 (2017);
53 [[http:~~/~~/dx.doi.org/10.3390/app7111114>>url:http://dx.doi.org/10.3390/app7111114||shape="rect"]]\\
54 1. J. Rönsch-Schulenburg, B. Faatz, K. Honkavaara, M. Kuhlmann, S. Schreiber, R. Treusch,
55 //Experience with Multi-Beam and Multi-Beamline FEL-Operation//,
56 Proc. IPAC17, Copenhagen, Denmark (2017),
57 J.Phys.: Conf. Ser. **874**, 012023 (2017);
58 [[http:~~/~~/dx.doi.org/10.1088/1742-6596/874/1/012023>>url:http://dx.doi.org/10.1088/1742-6596/874/1/012023||shape="rect"]]\\
59 1. S. Toleikis for the whole FLASH team,
60 //The FLASH facility - current status in 2018 and future upgrade plans//,
61 AIP Conf. Proc. **2054**, 030015 (2019);
62 [[http:~~/~~/dx.doi.org/10.1063/1.5084578>>url:http://dx.doi.org/10.1063/1.5084578||shape="rect"]]
63
64 == FEL machine diagnostics ==
65
66 **a) Longitudinal FEL beam diagnostics (PolariX (1.) and LOLA (2.))**
67
68 1. Marchetti, A. Grudiev, P. Craievich, R. Assmann, H.‑H. Braun, N. Catalan Lasheras, F. Christie, R. D’Arcy, R. Fortunati, R. Ganter, P. González Caminal, M. Hoffmann, M. Huening, S. M. Jaster‑Merz, R. Jonas, F. Marcellini, D. Marx, G. McMonagle, J. Osterhoff, M. Pedrozzi, E. Prat Costa, S. Reiche, M. Reukauff, S. Schreiber, G. Tews, M. Vogt, S. Wesch & W. Wuensch,
69 //Experimental demonstration of novel beam characterization// //using a polarizable X‑band// //transverse deflection structure//,
70 Scientific Reports **11**,3560 (2021);
71 [[https:~~/~~/doi.org/10.1038/s41598-021-82687-2>>url:https://doi.org/10.1038/s41598-021-82687-2||shape="rect"]]
72 1. C. Behrens, N. Gerasimova, Ch. Gerth, B. Schmidt, E. A. Schneidmiller, S. Serkez, S. Wesch, and M. V. Yurkov,
73 Constraints on photon pulse duration from longitudinal electron beam diagnostics at a soft x-ray free-electron laser,
74 Phys. Rev. ST Accel. Beams **15**, 030707 (2012)
75 [[https:~~/~~/doi.org/10.1103/PhysRevSTAB.15.030707>>url:https://doi.org/10.1103/PhysRevSTAB.15.030707||shape="rect"]]\\
76
77 **b) Synchronization and Electron Bunch Arrvial time Monitor (BAM)**
78
79 1. Schulz, I. Grguraš, C. Behrens, H. Bromberger, J.T. Costello, M.K. Czwalinna, M. Felber, M.C. Hoffmann, M. Ilchen, H.Y. Liu, T. Mazza, M. Meyer, S. Pfeiffer, P. Prędki, S. Schefer, C. Schmidt, U. Wegner, H. Schlarb & A.L. Cavalieri,
80 //Femtosecond all-optical synchronization of an X-ray free-electron laser//,
81 Nature Communications **6**, 5938 (2015);
82 [[__http:~~/~~/dx.doi.org/10.1038/ncomms6938__>>url:http://dx.doi.org/10.1038/ncomms6938||shape="rect"]]
83 1. (((
84 (% class="pub-info" %)
85 A. Angelovski, et al.
86 //Evaluation of the cone-shaped pickup performance for low charge sub-10 fs arrival-time measurements at free electron laser facilities
87 //Phys. Rev. ST Accel. Beams **18**, 012801 (2015)
88 [[https:~~/~~/doi.org/10.1103/PhysRevSTAB.18.012801>>url:https://doi.org/10.1103/PhysRevSTAB.18.012801||shape="rect"]]
89 )))
90
91 ----
92
93 = User Facility/Beamline descriptions and Reviews =
94
95 1. K. Tiedtke, A. Azima, N. von Bargen, L. Bittner, S. Bonfigt, S. Düsterer, B. Faatz, U. Frühling, M. Gensch, Ch. Gerth, N. Guerassimova, U. Hahn, T. Hans, M. Hesse, K. Honkavaara, U. Jastrow, P. Juranic, S. Kapitzki, B. Keitel, T. Kracht, M. Kuhlmann, W. B. Li, M. Martins, T. Núñez, E. Plönjes, H. Redlin, E. L. Saldin, E. A. Schneidmiller, J. R. Schneider, S. Schreiber, N. Stojanovic, F. Tavella, S. Toleikis, R. Treusch, H. Weigelt, M. Wellhöfer, H. Wabnitz, M. V. Yurkov and J. Feldhaus,
96 //The soft X-ray free-electron laser FLASH at DESY: beamlines, diagnostics, and end stations//,
97 New J. Phys. **11**, 023029 (2009);
98 [[http:~~/~~/dx.doi.org/10.1088/1367-2630/11/2/023029>>url:http://dx.doi.org/10.1088/1367-2630/11/2/023029||shape="rect"]]
99
100 **Reviews**
101
102 1. Jörg Rossbach, Jochen R. Schneider, Wilfried Wurth,
103 //10 years of pioneering X-ray science at the Free-Electron Laser FLASH at DESY//,
104 Physics Reports **808**, 1-74 (2019);
105 [[https:~~/~~/doi.org/10.1016/j.physrep.2019.02.002>>url:https://doi.org/10.1016/j.physrep.2019.02.002||shape="rect"]]
106 1. Jochen R. Schneider,
107 //FLASH - from accelerator test facility to the first single-pass soft x-ray free-electron laser//,
108 J. Phys. B: At. Mol. Opt. Phys. **43**, 194001 (2010);
109 [[http:~~/~~/dx.doi.org/10.1088/0953-4075/43/19/194001>>url:http://dx.doi.org/10.1088/0953-4075/43/19/194001||shape="rect"]]
110 1. J. Feldhaus,
111 //FLASH - the first soft x-ray free electron laser (FEL) user facility//,
112 J. Phys. B: At. Mol. Opt. Phys. **43**, 194002 (2010);
113 [[http:~~/~~/dx.doi.org/10.1088/0953-4075/43/19/194002>>url:http://dx.doi.org/10.1088/0953-4075/43/19/194002||shape="rect"]]
114
115 == PG monochromator beamline ==
116
117 1. M. Martins, M. Wellhöfer, J.T. Hoeft, W. Wurth, J. Feldhaus, and R. Follath,
118 //Monochromator beamline for FLASH//,
119 Rev. Sci. Instrum. **77**, 115108 (2006);
120 [[http:~~/~~/dx.doi.org/10.1063/1.2364148>>url:http://dx.doi.org/10.1063/1.2364148||shape="rect"]]
121 1. N. Gerasimova, S. Dziarzhytski, J. Feldhaus,
122 //The monochromator beamline at FLASH: performance, capabilities and upgrade plans//,
123 Journal of Modern Optics **58**, 1480-1485 (2011); 
124 [[http:~~/~~/dx.doi.org/10.1080/09500340.2011.588344>>url:http://dx.doi.org/10.1080/09500340.2011.588344||shape="rect"]]
125
126 == THz Beamline ==
127
128 1. M. Gensch, L. Bittner, A. Chesnov, H. Delsim-Hashemi, M. Drescher, B. Faatz, J. Feldhaus, U. Fruehling, G.A. Geloni, Ch. Gerth, O. Grimm, U. Hahn, M. Hesse, S. Kapitzki, V. Kocharyan, O. Kozlov, E. Matyushevsky, N. Morozov, D. Petrov, E. Ploenjes, M. Roehling,  J. Rossbach, E.L. Saldin, B. Schmidt, P. Schmueser, E.A. Schneidmiller, E. Syresin, A. Willner and M.V. Yurkov,
129 //New infrared undulator beamline at FLASH//,
130 Infrared Phys. Technol. **51**, 423-425 (2008);
131 [[http:~~/~~/dx.doi.org/10.1016/j.infrared.2007.12.032>>url:http://dx.doi.org/10.1016/j.infrared.2007.12.032||shape="rect"]]\\
132 1. E. Zapolnova, , T. Golz, R. Pan, K. Klose, S. Schreiber and N. Stojanovic.
133 //THz pulse doubler at FLASH: double pulses for pump–probe experiments at X-ray FELs//,
134 J. Synchrotron Rad. **25**, 39-43 (2018);
135 [[https:~~/~~/doi.org/10.1107/S1600577517015442>>url:https://doi.org/10.1107/S1600577517015442||shape="rect"]]
136 1. R. Pan, E. Zapolnova, T. Golz, A.J. Krmpot, M.D. Rabasovic, J. Petrovic, V. Asgekar, B. Faatz, F. Tavella, A. Perucchi, S. Kovalev, B. Green, G. Geloni, T. Tanikawa, M. Yurkov, E. Schneidmiller, M. Gensch and N. Stojanovic,
137 //Photon diagnostics at the FLASH THz beamline//,
138 J. Synchrotron Rad. **26**, 700-707 (2019);
139 [[https:~~/~~/doi.org/10.1107/S1600577519003412>>url:https://doi.org/10.1107/S1600577519003412||shape="rect"]]
140
141 == CAMP chamber and BL1 (after 2014) ==
142
143 1. (((
144 Benjamin Erk, Jan P. Müller, Cédric Bomme, Rebecca Boll, Günter Brenner, Henry Chapman, Jonathan Correa, Stefan Düsterer, Siarhei Dziarzhytski, Stefan Eisebitt, Heinz Graafsma, Sören Grunewald, Lars Gumprecht, Robert Hartmann, Günter Hauser, Barbara Keitel, Clemens von Korff Schmising, Marion Kuhlmann, Bastian Manschwetus, Laurent Mercadier, Erland Müller, Christopher Passow, Elke Plönjes, Daniel Ramm, Dimitrios Rompotis, Artem Rudenko, Daniela Rupp, Mario Sauppe, Frank Siewert, Dieter Schlosser, Lothar Strüder, Angad Swiderski, Simone Techert, Kai Tiedtke, Thomas Tilp, Rolf Treusch, Ilme Schlichting, Joachim Ullrich, Robert Moshammer, Thomas Möller and Daniel Rolles,
145 //CAMP@FLASH: an end-station for imaging, electron- and ion-spectroscopy, and pump–probe experiments at the FLASH free-electron laser,//
146
147 J. Synchrotron Rad. **25**(5), 1529 - 1540 (2018)
148 [[http:~~/~~/dx.doi.org/10.1107/S1600577518008585>>url:http://dx.doi.org/10.1107/S1600577518008585||shape="rect"]]
149 )))
150 1. (((
151 {{expand title="LCLS CAMP reference"}}
152 Lothar Strüder, Sascha Epp, DanielRolles, Robert Hartmann, Peter Holl, Gerhard Lutz, Heike Soltau, Rouven Eckart, Christian Reich, Klaus Heinzinger, Christian Thamm, Artem Rudenko, Faton Krasniqi, Kai-Uwe Kühnel, Christian Bauer, Claus-Dieter Schröter, Robert Moshammer, Simone Techert, Danilo Miessner, Matteo Porro, Olaf Hälker, Norbert Meidinger, Nils Kimmel, Robert Andritschke, Florian Schopper, Georg Weidenspointner, Alexander Ziegler, Daniel Pietschner, Sven Herrmann, Ullrich Pietsch, Albert Walenta, Wolfram Leitenberger, Christoph Bostedt, Thomas Möller, Daniela Rupp, Marcus Adolph, Heinz Graafsma, Helmut Hirsemann, Klaus Gärtner, Rainer Richter, Lutz Foucar, Robert L. Shoeman, Ilme Schlichting, Joachim Ullrich,
153 //Large-format, high-speed, X-ray pnCCDs combined with electron and ion imaging spectrometers in a multipurpose chamber for experiments at 4th generation light sources//,
154 Nucl. Instrum. Methods A **614**, 483–496 (2010);
155 [[http:~~/~~/dx.doi.org/10.1016/j.nima.2009.12.053>>url:http://dx.doi.org/10.1016/j.nima.2009.12.053||shape="rect"]]
156 {{/expand}}
157 )))
158
159 == Reaction Microscope (ReMi) at FL26 ==
160
161 1. Georg Schmid, Kirsten Schnorr, Sven Augustin, Severin Meister, Hannes Lindenblatt, Florian Trost, Yifan Liu, Markus Braune, Rolf Treusch, Claus Dieter Schröter, Thomas Pfeifer and Robert Moshammer,
162 //Reaction Microscope Endstation at FLASH2//,
163 J. Synchrotron Rad. **26** (2019);
164 [[https:~~/~~/doi.org/10.1107/S1600577519002236>>url:https://doi.org/10.1107/S1600577519002236||shape="rect"]]
165 1. Severin Meister, Hannes Lindenblatt, Florian Trost, Kirsten Schnorr, Sven Augustin, Markus Braune, Rolf Treusch, Thomas Pfeifer, Robert Moshammer,
166 Atomic, Molecular and Cluster Science with the Reaction Microscope Endstation at FLASH2,
167 Appl. Sci. **10**, 2953 (2020);
168 [[https:~~/~~/doi.org/10.3390/app10082>>url:https://doi.org/10.3390/app10082||shape="rect"]]
169
170 == HEXTOF momentum microscope (mostly) at PG2 ==
171
172 1. D. Kutnyakhov, R.P. Xian, M. Dendzik, M. Heber, F. Pressacco, S.Y.  Agustsson, L. Wenthaus, H. Meyer, S. Gieschen, G. Mercurio, A. Benz, K. Bühlman, S. Däster, R. Gort, D. Curcio, K. Volckaert, M. Bianchi, Ch. Sanders, J A. Miwa, S. Ulstrup, A. Oelsner, C. Tusche, Y.-J. Chen, D. Vasilyev, K. Medjanik, G. Brenner, S. Dziarzhytski, H. Redlin, B. Manschwetus, S. Dong, J. Hauer, L. Rettig, F. Diekmann, K. Rossnagel, J. Demsar, H.-J. Elmers, Ph. Hofmann, R. Ernstorfer, G. Schönhense, Y. Acremann, and W. Wurth,
173 //Time- and momentum-resolved photoemission studies using time-of-flight momentum microscopy at a free-electron laser//,
174 Rev. Sci. Instrum. **91**, 013109 (2020);
175 [[https:~~/~~/doi.org/10.1063/1.5118777>>url:https://doi.org/10.1063/1.5118777||shape="rect"]]
176 1. (% style="color: rgb(34,34,34);" %)Xian, R.P., Acremann, Y., Agustsson, S.Y., , M. Dendzik, K. Bühlmann, D. Curcio, D. Kutnyakhov, F. Pressacco, M. Heber, S. Dong, T. Pincelli, J. Demsar, W. Wurth, Ph. Hofmann, M. Wolf, M. Scheidgen, L. Rettig and R. Ernstorfer, (% style="letter-spacing: 0.0px;" %)//An open-source, end-to-end workflow for multidimensional photoemission spectroscopy//. (%%)//Sci Data//(% style="color: rgb(34,34,34);" %) (%%)**7, **(% style="color: rgb(34,34,34);" %)442 (2020). [[https:~~/~~/doi.org/10.1038/s41597-020-00769-8>>url:https://doi.org/10.1038/s41597-020-00769-8||shape="rect"]]
177
178 == MULTIP chamber ==
179
180 (% style="margin-left: 30.0px;" %)
181 Example experiments (on molecules, clusters and liquid jets) carried in the MULTIP chamber:
182
183 1. J.D. Koralek, J.B. Kim, P. Brůža, C.B. Curry, Z. Chen, H.A. Bechtel, A.A. Cordones, P. Sperling, S. Toleikis, J.F. Kern, S.P. Moeller, S.H. Glenzer, and D.P. DePonte,
184 //Generation and characterization of ultrathin free-flowing liquid sheets//,
185 Nature Comm. **9**, 1353 (2018);
186 [[http:~~/~~/dx.doi.org/10.1038/s41467-018-03696-w>>url:http://dx.doi.org/10.1038/s41467-018-03696-w||shape="rect"]]
187 1. (((
188 U. Zastrau, C. Rödel, M. Nakatsutsumi, T. Feigl, K. Appel, B. Chen, T. Döppner, T. Fennel, T. Fiedler, L.B. Fletcher, E. Förster, E. Gamboa, D.O. Gericke, S. Göde, C. Grote-Fortmann, V. Hilbert, L. Kazak, T. Laarmann, H.J. Lee, P. Mabey, F. Martinez, K.-H. Meiwes-Broer, H. Pauer, M. Perske, A. Przystawik, S. Roling, S. Skruszewicz, M. Shihab, J. Tiggesbäumker, S. Toleikis, M. Wünsche, H. Zacharias, S.H. Glenzer, and G. Gregori,
189 //A sensitive EUV Schwarzschild microscope for plasma studies with sub-micrometer resolution//,
190 Rev. Sci. Instr. **89**, 023703 (2018);
191 [[http:~~/~~/dx.doi.org/10.1063/1.5007950>>url:http://dx.doi.org/10.1063/1.5007950||shape="rect"]]
192 )))
193 1. (((
194 U. Zastrau, P. Sperling, M. Harmand, A. Becker, T. Bornath, R. Bredow, S. Dziarzhytski, T. Fennel, L.B. Fletcher, E. Förster, S. Göde, G. Gregori, V. Hilbert, D. Hochhaus, B. Holst, T. Laarmann, H.J. Lee, T. Ma, J.P. Mithen, R. Mitzner, C.D. Murphy, M. Nakatsutsumi, P. Neumayer, A. Przystawik, S. Roling, M. Schulz, B. Siemer, S. Skruszewicz, J. Tiggesbäumker, S. Toleikis, T. Tschentscher, T. White, M. Wöstmann, H. Zacharias, T. Döppner, S.H. Glenzer, and R. Redmer,
195 //Resolving Ultrafast Heating of Dense Cryogenic Hydrogen//,
196 Phys. Rev. Lett. **112**, 105002 (2014);
197 [[http:~~/~~/dx.doi.org/10.1103/PhysRevLett.112.105002>>url:http://dx.doi.org/10.1103/PhysRevLett.112.105002||shape="rect"]]
198 )))
199 1. (((
200 A. Przystawik, A. Kickermann, A. Al-Shemmary, S. Düsterer, A.M. Ellis, K. von Haeften, M. Harmand, S. Ramakrishna, H. Redlin, L. Schroedter, M. Schulz, T. Seideman, N. Stojanovic, J. Szekely, F. Tavella, S. Toleikis, and T. Laarmann,
201 //Generation of the simplest rotational wave packet in a diatomic molecule: Tracing a two-level superposition in the time domain//,
202 Phys. Rev. A **85**, 052503 (2012);
203 [[http:~~/~~/dx.doi.org/10.1103/PhysRevA.85.052503>>url:http://dx.doi.org/10.1103/PhysRevA.85.052503||shape="rect"]]
204 )))
205
206 (% style="margin-left: 30.0px;" %)
207 Additional XUV spectrometers: Knick-Spec (1.), HiTraX (2.)
208
209 1. (((
210 L. Schroedter, M. Müller, A. Kickermann, A. Przystawik, S. Toleikis, M. Adolph, L. Flückiger, T. Gorkhover, L. Nösel, M. Krikunova, T. Oelze, Y. Ovcharenko, D. Rupp, M. Sauppe, D. Wolter, S. Schorb, C. Bostedt, T. Möller, and T. Laarmann,
211 //Hidden Charge States in Soft-X-Ray Laser-Produced Nanoplasmas Revealed by Fluorescence Spectroscopy//,
212 Phys. Rev. Lett. **112**, 183401 (2014);
213 [[http:~~/~~/dx.doi.org/10.1103/PhysRevLett.112.183401>>url:http://dx.doi.org/10.1103/PhysRevLett.112.183401||shape="rect"]]
214 )))
215 1. R.R. Fäustlin, U. Zastrau, S. Toleikis, I. Uschmann, E. Förster and Th. Tschentscher,
216 //A compact soft X-ray spectrograph combining high efficiency and resolution//,
217 JINST **5**, P02004 (2010);
218 [[http:~~/~~/dx.doi.org/10.1088/1748-0221/5/02/P02004>>url:http://dx.doi.org/10.1088/1748-0221/5/02/P02004||shape="rect"]]
219
220 == MUSIX chamber ==
221
222 1. M. Beye, R.Y. Engel, J.O. Schunck, S. Dziarzhytski, G. Brenner, P.S. Miedema,
223 //Non-Linear Soft X-Ray Methods on Solids with MUSIX - the Multi-Dimensional Spectroscopy and Inelastic X-Ray Scattering Endstation//,
224 J. Phys.: Condens. Matter **31**, 014003 (2019)**,**
225 [[https:~~/~~/doi.org/10.1088/1361-648X/aaedf3>>url:https://doi.org/10.1088/1361-648X/aaedf3||shape="rect"]]
226
227 == Split and Delay Units: ==
228
229 === At beamline PG2 ===
230
231 1. F. Sorgenfrei, W.F. Schlotter, T. Beeck, M. Nagasono, S. Gieschen, H. Meyer, A. Föhlisch, M. Beye, and W. Wurth,
232 //The extreme ultraviolet split and femtosecond delay unit at the plane grating monochromator beamline PG2 at FLASH//,
233 Rev. of Sci. Instr. **81**, 043107 (2010);
234 [[http:~~/~~/dx.doi.org/10.1063/1.3374166>>url:http://dx.doi.org/10.1063/1.3374166||shape="rect"]]**
235 **
236
237 === At beamline BL1 /CAMP ===
238
239 1. Mario Sauppe, Dimitrios Rompotis, Benjamin Erk, Sadia Bari, Tobias Bischoff, Rebecca Boll, Cédric Bomme, Christoph Bostedt, Simon Dörner, Stefan Düsterer, Torsten Feigl, Leonie Flückiger, Tais Gorkhover, Katharina Kolatzki, Marion Kuhlmann, Bruno Langbehn, Nils Monserud, Erland Müller, Jan P. Müller, Christopher Passow, Daniel Ramm, Daniel Rolles, Kaja Schubert, Lucas Schwob, Björn Senfftleben, Rolf Treusch, Anatoli Ulmer, Holger Weigelt, Jannis Zimbalski, Julian Zimmermann, Thomas Möller and Daniela Rupp,
240 //XUV double-pulses with femtosecond to 650 picoseconds separation from a multilayer mirror based split-and-delay unit at FLASH//,
241 J. Synchr. Rad. **25**, (% class="ica_pages" %)1517-1528(%%) (2018);
242 [[https:~~/~~/doi.org/10.1107/S1600577518006094>>url:https://doi.org/10.1107/S1600577518006094||shape="rect"]]
243
244 === At beamline BL2 ===
245
246 1. M. Wöstmann, R. Mitzner, T. Noll, S. Roling, B. Siemer, F. Siewert, S. Eppenhoff, F. Wahlert and H. Zacharias,
247 //The XUV split-and-delay unit at beamline BL2 at FLASH//,
248 J. Phys. B: At. Mol. Opt. Phys. **46**, Special Issue: Frontiers of FEL Science, 164005 (2013);
249 [[http:~~/~~/dx.doi.org/10.1088/0953-4075/46/16/164005>>url:http://dx.doi.org/10.1088/0953-4075/46/16/164005||shape="rect"]]
250 1. R. Mitzner, B. Siemer, S. Roling, M. Wöstmann, T. Noll, F. Siewert, A.A. Sorokin, M. Richter, K. Tiedtke, H. Zacharias,
251 //A new soft x-ray autocorrelator – direct evaluation of the temporal properties of FEL pulses at 24 nm//,
252 Proceedings SRI 2009, AIP Conference Proceedings **1234**, pp. 19-22 (2010);
253 [[http:~~/~~/dx.doi.org/10.1063/1.3463172>>url:http://dx.doi.org/10.1063/1.3463172||shape="rect"]]
254
255 === At beamlines FL24/FL23 ===
256
257 1. (((
258 Sebastian Roling, Matthias Rollnik, Marion Kuhlmann, Elke Plönjes, Frank Wahlert, Helmut Zacharias,
259 //A soft x-ray split-and-delay unit for FLASH II//,
260 Proc. SPIE 10237, Advances in X-ray Free-Electron Lasers Instrumentation IV, 1023712 (14 June 2017);
261 [[https:~~/~~/doi.org/10.1117/12.2265708>>url:https://doi.org/10.1117/12.2265708||shape="rect"]]
262 )))
263
264 == Fast Switching Mirror (BL beamlines) ==
265
266 1. R. Sternberger, M. Sachwitz, A. Donat, U. Gensch, R. Heller, LV. Vu, U. Hahn, H. Schulte-Schrepping, K. Tiedtke,
267 //A fast switching mirror unit at FLASH//,
268 Nucl. Instrum. Methods A **635**, S47-S51 (2011);
269 [[http:~~/~~/dx.doi.org/10.1016/j.nima.2010.11.002>>url:http://dx.doi.org/10.1016/j.nima.2010.11.002||shape="rect"]]
270 1. J. Good, N. Leuschner, J. Nagler, F. Perlick, M. Sachwitz  and L.V. Vu,
271 //A Fast Switching Mirror Unit at FLASH//,
272 J. Phys.: Conf. Series **425**, 122008 (2013);
273 [[http:~~/~~/dx.doi.org/10.1088/1742-6596/425/12/122008>>url:http://dx.doi.org/10.1088/1742-6596/425/12/122008||shape="rect"]]**
274 **
275
276 == 4-mirror polarizer for circular polarization (BL beamlines) ==
277
278 1. C. von Korff Schmising et al.,
279 //Generating circularly polarized radiation in the extreme ultraviolet spectral range at the free-electron laser FLASH//,
280 Review of Scientic Instruments 88 053903 (2017);
281 [[https:~~/~~/doi.org/10.1063/1.4983056>>url:https://doi.org/10.1063/1.4983056||shape="rect"]]
282
283 == Fast shutter (BL, PG, and FLASH2 beamlines) ==
284
285 1. (((
286 E. Plönjes and K. Tiedtke,
287 //The Soft X-ray Free-Electron Laser FLASH at DESY//
288 in Optical Technologies for Extreme-Ultraviolet and Soft X-ray Coherent Sources,
289 edited by F. Canova and L. Poletto (Springer Series in Optical Sciences, Vol. 197, Springer, Heidelberg, 2015);
290 )))
291
292 == Photon diagnostics papers ==
293
294 === **a) Gas Monitor Detector (GMD)** ===
295
296 1. Andrey A. Sorokin, Yilmaz Bican, Susanne Bonfigt, Maciej Brachmanski, Markus Braune, Ulf Fini Jastrow, Alexander Gottwald, Hendrik Kaser, Mathias Richter and Kai Tiedtke,
297 //An X-ray gas monitor for free-electron lasers//,
298 J. Synchrotron Rad. **26**, 1092-1100 (2019);
299 [[https:~~/~~/doi.org/10.1107/S1600577519005174>>url:https://doi.org/10.1107/S1600577519005174||shape="rect"]]
300 1. K. Tiedtke, J. Feldhaus, U. Hahn, U. Jastrow, T. Nunez, T. Tschentscher, S.V. Bobashev, A.A. Sorokin,  J.B. Hastings, S. Möller, L. Cibic, A. Gottwald, A. Hoehl, U. Kroth, M. Krumrey, H. Schöppe, G. Ulm, M. Richter,
301 //Gas-detector for X-ray lasers//,
302 J. Appl. Phys. **103**, 094511 (2008);
303 [[http:~~/~~/dx.doi.org/10.1063/1.2913328>>url:http://dx.doi.org/10.1063/1.2913328||shape="rect"]]
304
305 === **b) VLS Online Spectrometer** ===
306
307 1. G. Brenner, S. Kapitzki, M. Kuhlmann, E. Ploenjes, T. Noll, F. Siewert,  R. Treusch, K. Tiedtke, R. Reininger, M.D. Roper, M.A. Bowler, F.M. Quinn, J. Feldhaus,
308 //First results from the online variable line spacing grating spectrometer at FLASH//,
309 Nucl. Instr. and Meth A **635**, S99–S103 (2011);
310 [[http:~~/~~/dx.doi.org/10.1016/j.nima.2010.09.134>>url:http://dx.doi.org/10.1016/j.nima.2010.09.134||shape="rect"]]
311
312 **see also "Kalypso detector"**
313
314 1. Rota L et al.,
315 (% class="title-text" %)//KALYPSO: Linear array detector for high-repetition rate and real-time beam diagnostics//,
316 (%%)Nucl. Instr. and Meth. A 936 10-13 (2018)
317 [[https:~~/~~/doi.org/10.1016/j.nima.2018.10.093>>url:https://doi.org/10.1016/j.nima.2018.10.093||shape="rect"]]
318
319 === **c) FLASH1 Tunnel Spectrometer
320 ** ===
321
322 1. S. Düsterer, P. Radcliffe, G. Geloni, U. Jastrow, M. Kuhlmann, E. Plönjes, K. Tiedtke, R. Treusch, J. Feldhaus, P. Nicolosi, L. Poletto, P. Yeates, H. Luna, J.T. Costello, P. Orr, D. Cubaynes and M. Meyer,
323 //Spectroscopic characterization of vacuum ultraviolet free electron laser pulses//,
324 Opt. Lett. **31**, 1750-1752 (2006);
325 [[http:~~/~~/dx.doi.org/10.1364/OL.31.001750>>url:http://dx.doi.org/doi:10.1364/OL.31.001750||style="letter-spacing: 0.0px;" shape="rect"]]
326
327 === **d) Compact Spectrometer
328 ** ===
329
330 1. F. Frassetto, S. Coraggia, S. Dziarzhytski, N. Gerasimova, L. Poletto,
331 //Extreme-ultraviolet compact spectrometer for the characterization of the harmonics content in the free-electron-laser radiation at FLASH//,
332 J. Synchrotron Rad. **19**, 596-601 (2012);
333 [[http:~~/~~/dx.doi.org/10.1107/S0909049512022224>>url:http://dx.doi.org/10.1107/S0909049512022224||shape="rect"]]
334 1. Fabio Frassetto, Siarhei Dziarzhytski, Natalia Guerassimova and Luca Poletto,
335 //Compact spectrometer for on-line photon diagnostics at FLASH//,
336 J. Phys.: Conf. Ser. **425**,122010 (2013);
337 [[http:~~/~~/dx.doi.org/10.1088/1742-6596/425/12/122010>>url:http://dx.doi.org/10.1088/1742-6596/425/12/122010||shape="rect"]]
338 1. F. Frassetto et al.,
339 (% class="title-text" %)//Compact spectrometer for photon diagnostics of the extreme-ultraviolet free-electron-laser radiation//,
340 (%%)Nucl. Instrum. Meth. A 635 S94-98 (2011)
341 [[https:~~/~~/doi.org/10.1016/j.nima.2010.11.004>>url:https://doi.org/10.1016/j.nima.2010.11.004||shape="rect"]]
342
343 === **e) Online photoionization spectrometer (OPIS)** ===
344
345 1. (((
346 Markus Braune, Jens Buck, Marion Kuhlmann, Sören Grunewald, Stefan Düsterer, Jens Viefhaus, Kai Tiedtke
347 //Non-invasive online wavelength measurements at FLASH2 and present benchmark.//
348 Proc. PhotonDiag2017,
349 J. Synchrotron Rad. **25**, 3–15 (2018)
350 (% style="color: rgb(51,102,255);" %)__[[https:~~/~~/doi.org/10.1107/S1600577517013893>>url:https://doi.org/10.1107/S1600577517013893||style="color: rgb(51,102,255);" shape="rect"]]__
351 )))
352 1. Markus Braune, Günter Brenner, Siarhei Dziarzhytski, Pavle Juranić, Andrey Sorokin, Kai Tiedtke,
353 //A non-invasive online photoionization spectrometer for FLASH2//,
354 Proc. PhotonDiag2015,
355 J. Synchrotron Rad. **23**, 10-20 (2016);
356 [[__http:~~/~~/dx.doi.org/10.1107/S1600577515022675__>>url:http://dx.doi.org/10.1107/S1600577515022675||shape="rect"]]
357 1. Wellhöfer, J.T. Hoeft, M. Martins, W. Wurth, M. Braune, J. Viefhaus, M. Richter, K. Tiedtke,
358 //Photoelectron spectroscopy as non-invasive method to monitor SASE-FEL radiation//,
359 JINST **3**, P02003 (2008);
360 [[__http:~~/~~/dx.doi.org/10.1088/1748-0221/3/02/P02003__>>url:http://dx.doi.org/10.1088/1748-0221/3/02/P02003||shape="rect"]]
361
362 === **f) Gotthard detector** ===
363
364 1. Palutke, N.C. Gerken, K. Mertens, S. Klumpp, A. Mozzanica, B. Schmitt, C. Wunderer, H. Graafsma, K.-H. Meiwes-Broer, W. Wurth, M. Martins,
365 //Spectrometer for shot-to-shot photon energy characterization in the multi-bunch mode of the free electron laser at Hamburg//,
366 Rev. Sci. Instrum. **86**, 113107(2015);[[__ http:~~/~~/scitation.aip.org/content/aip/journal/rsi/86/11/10.1063/1.4936293__>>url:http://scitation.aip.org/content/aip/journal/rsi/86/11/10.1063/1.4936293||shape="rect"]]
367
368 === **g) KALYPSO detector** ===
369
370 1. C. Gerth, G. Brenner, M. Caselle, S. Düsterer, D. Haack, D. Makowski, A. Mielczarek, S. Palutke, L. Rota, V. Rybnikov, C. Schmidt, B. Steffen, K. Tiedtke,
371 //Linear array detector for online diagnostics of spectral distributions at MHz repetition rates//,
372 J. Synchrotron Rad. **26**, 1514-1522 (2019);
373 [[https:~~/~~/doi.org/10.1107/S1600577519007835>>url:https://doi.org/10.1107/S1600577519007835||shape="rect"]]
374
375 === **h) Timing tools (photon arrival time monitors)
376 ** ===
377
378 1. E. Zapolnova, R. Pan, T. Golz, M. Sindik, M. Nikolic, M. Temme, M. Rabasovic, D. Grujic, Z. Chen, S. Toleikis, N. Stojanovic,
379 //XUV-driven plasma switch for THz: new spatio-temporal overlap tool for XUV−THz pump−probe experiments at FELs//,
380 J. Synchrotron Rad. **27**, 11-16 (2020);
381 [[https:~~/~~/doi.org/10.1107/S1600577519014164>>url:https://doi.org/10.1107/S1600577519014164||shape="rect"]]
382 1. M. Harmand, C.D. Murphy, C.R.D. Brown, M. Cammarata, T. Döppner, S. Düsterer, D. Fritz, E. Förster, E. Galtier, J. Gaudin, S.H. Glenzer, S. Göde, G. Gregori, V. Hilbert, D. Hochhaus, T. Laarmann, H.J. Lee, H. Lemke, K.-H. Meiwes-Broer, A. Moinard, P. Neumayer, A. Przystawik, H. Redlin, M. Schulz, S. Skruszewicz, F. Tavella, T. Tschentscher, T. White, U. Zastrau, S.Toleikis,
383 //Plasma switch as a temporal overlap tool for pump-probe experiments at FEL facilities//,
384 JINST **7**, P08007 (2012);
385 [[http:~~/~~/dx.doi.org/10.1088/1748-0221/7/08/P08007>>url:http://dx.doi.org/10.1088/1748-0221/7/08/P08007||shape="rect"]]
386 1. M. Drescher, U. Frühling, M. Krikunova, Th. Maltezopoulos, M. Wieland,
387 //Time-diagnostics for improved dynamics experiments at XUV FELs//,
388 J. Phys. B, **43**, 194010 (2010);
389 [[http:~~/~~/dx.doi.org/10.1088/0953-4075/43/19/194010>>url:http://dx.doi.org/10.1088/0953-4075/43/19/194010||shape="rect"]]
390 1. T. Maltezopoulos, S. Cunovic, M. Wieland, M. Beye, A. Azima, H. Redlin, M. Krikunova, R. Kalms, U. Frühling, F. Budzyn, W. Wurth, A. Föhlisch, M. Drescher,
391 //Single-shot timing measurement of extreme-ultraviolet free-electron laser pulses,//
392 New Journal of Physics **10**, 033026 (2008);
393 [[http:~~/~~/dx.doi.org/10.1088/1367-2630/10/3/033026>>url:http://dx.doi.org/10.1088/1367-2630/10/3/033026||shape="rect"]]
394 1. C. Gahl, A. Azima, M. Beye, M. Deppe, K. Döbrich, U. Hasslinger, F. Hennies, A. Melnikov, M. Nagasono, A. Pietzsch, M. Wolf, W. Wurth, A. Föhlisch,
395 //A femtosecond X-ray/optical cross-correlator//,
396 Nature Photonics **2**, 165-169 (2008);
397 [[__http:~~/~~/dx.doi.org/10.1038/nphoton.2007.298__>>url:http://dx.doi.org/10.1038/nphoton.2007.298||shape="rect"]]
398
399 === **i) XUV Pulse Length measurements
400 ** ===
401
402 1. **(overview)**
403 S. Düsterer, M. Rehders, A. Al-Shemmary, C. Behrens, G. Brenner, O. Brovko, M. DellAngela, M. Drescher, B. Faatz, J. Feldhaus, U. Frühling, N. Gerasimova, N. Gerken, C. Gerth, T. Golz, A. Grebentsov, E. Hass, K. Honkavaara, V. Kocharian, M. Kurka, Th. Limberg, R. Mitzner, R. Moshammer, E. Plönjes, M. Richter, J. Rönsch-Schulenburg, A. Rudenko, H. Schlarb, B. Schmidt, A. Senftleben, E.A. Schneidmiller, B. Siemer, F. Sorgenfrei, A.A. Sorokin, N. Stojanovic, K. Tiedtke, R. Treusch, M. Vogt, M. Wieland, W. Wurth, S. Wesch, M. Yan, M.V. Yurkov, H. Zacharias, S. Schreiber,
404 //Development of experimental techniques for the characterization of ultrashort photon pulses of extreme ultraviolet free-electron lasers//,
405 Phys. Rev. STAB **17**, 120702 (2014);
406 [[__http:~~/~~/dx.doi.org/10.1103/PhysRevSTAB.17.120702__>>url:http://dx.doi.org/10.1103/PhysRevSTAB.17.120702||shape="rect"]]
407 1. **(THz streaking - different pulse durations)
408 **R. Ivanov, (% class="nowrap" %)I. Bermúdez Macias(%%), (% class="nowrap" %)J. Liu(%%), (% class="nowrap" %)G. Brenner(%%), (% class="nowrap" %)J. Roensch-Schulenburg(%%), (% class="nowrap" %)G. Kurdi(%%), (% class="nowrap" %)U. Fruehling, K, Wenig(%%), (% class="nowrap" %)S Walther(%%), (% class="nowrap" %)A Dimitriou(% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation" %), (% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation nowrap" %)M Drescher(% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation" %), (% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation nowrap" %)I P Sazhina(% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation" %), (% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation nowrap" %)A K Kazansky(% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation" %), (% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation nowrap" %)N M Kabachnik(% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation" %) and (% class="reveal-container reveal-plus-icon reveal-enabled reveal-content reveal-no-animation nowrap" %)S. Düsterer(%%)
409 //Single-shot temporal characterization of XUV pulses with duration from ~~10 fs to ~~350 fs at FLASH//__
410 __J. Phys. B: At. Mol. Opt. Phys. (2020)__
411 (% class="Object" %)[[https:~~/~~/doi.org/10.1088/1361-6455/ab9c38>>url:https://doi.org/10.1088/1361-6455/ab9c38||shape="rect"]](%%)__
412 1. (((
413 **(THz streaking - statistical analysis)**
414 I. J. Bermúdez Macias, S. Düsterer, R. Ivanov, J. Liu, G. Brenner, J.Rönsch-Schulenburg, M.K. Czwalinna, and M. V. Yurkov,
415 //Study of temporal, spectral, arrival time and energy fluctuations of SASE FEL pulses//,
416 Optics Express 29, 10491-10508 (2021); 
417 __[[https:~~/~~/doi.org/10.1364/OE.419977>>url:https://doi.org/10.1364/OE.419977||style="letter-spacing: 0.0px;" shape="rect"]]__
418 )))
419
420 {{expand title="Further references - Click here to expand..."}}
421 1. **(general overview - not only FLASH)**
422 W. Helml, I. Grguraš, P. N. Juranić, S. Düsterer, T. Mazza, A. R. Maier, N. Hartmann, M. Ilchen, G. Hartmann, L. Patthey, C. Callegari, J. T. Costello, M. Meyer, R. N. Coffee, A. L. Cavalieri, R. Kienberger,
423 //Ultrashort Free-Electron Laser X-ray Pulses//,__
424 __Appl. Sci. **7**, 915 (2017);__
425 [[http:~~/~~/dx.doi.org/10.3390/app7090915>>url:http://dx.doi.org/10.3390/app7090915||shape="rect"]]__
426 1. **(THz streaking)**
427 R. Ivanov, J. Liu, G. Brenner, M. Brachmanski, S. Düsterer,**
428 **//FLASH free-electron laser single-shot temporal diagnostic: terahertz-field-driven streaking//,
429 Special Issue (PhotonDiag2017),
430 J. Synchrotron Rad**. 25, **26-31 (2018);
431 [[https:~~/~~/doi.org/10.1107/S160057751701253X>>url:https://doi.org/10.1107/S160057751701253X||shape="rect"]]
432 1. **(THz streaking)**
433 I. Grguraš, A.R. Maier, C. Behrens, T. Mazza, T J. Kelly, P. Radcliffe, S. Düsterer, A.K. Kazansky,   N.M. Kabachnik,  Th. Tschentscher,   J.T. Costello,   M. Meyer, M.C. Hoffmann, H. Schlarb, A.L. Cavalieri,
434 //Ultrafast X-ray pulse characterization at free-electron lasers//,
435 Nature Photonics **6**, 852-857 (2012);
436 [[http:~~/~~/dx.doi.org/10.1038/NPHOTON.2012.276>>url:http://dx.doi.org/10.1038/NPHOTON.2012.276||shape="rect"]]
437 1. **(THz streaking)**
438 U. Frühling, M. Wieland, M. Gensch, T. Gebert, B. Schütte, M. Krikunova, R. Kalms^^.^^, F. Budzyn, O. Grimm, J. Rossbach, E. Plönjes, M. Drescher,//
439 Single-shot THz field driven X-ray streak-camera//,
440 Nature Photonics **3**, 523-528 (2009);
441 [[http:~~/~~/dx.doi.org/10.1038/nphoton.2009.160>>url:http://dx.doi.org/10.1038/nphoton.2009.160||shape="rect"]]
442 1. **(spectral measurements)**
443 R. Engel, S. Düsterer, G. Brenner, and U. Teubner,
444 //Quasi-real-time photon pulse duration measurement by analysis of FEL radiation spectra//,
445 Proc. PhotonDiag2015,
446 J. Synchrotron Rad. **23**, 118-122 (2016);
447 [[__http:~~/~~/dx.doi.org/10.1107/S1600577515022997__>>url:http://dx.doi.org/10.1107/S1600577515022997||shape="rect"]]
448 1. (((
449 **(spectral and electron measurements, LOLA)**
450 Behrens C. , Gerasimova N., Gerth Ch., Schmidt B., Schneidmiller E. ,Serkez S., Wesch S., Yurkov, M.  
451 //Constraints on photon pulse duration from longitudinal electron beamdiagnostics at a soft X-ray free-electron laser
452 //Phys. Rev. STAB **15**, 030707 (2012);
453 [[http:~~/~~/dx.doi.org/10.1103/PhysRevSTAB.15.030707>>url:http://dx.doi.org/10.1103/PhysRevSTAB.15.030707||shape="rect"]]
454 )))
455 1. (((
456 **(reflectivity change on solids)**
457 R. Riedel, A. Al-Shemmary, M. Gensch, T. Golz, M. Harmand, N. Medvedev, M.J. Prandolini, K. Sokolowski-Tinten, S. Toleikis, U. Wegner, B. Ziaja, N. Stojanovic, F. Tavella,
458 //Single-shot pulse duration monitor for extreme ultraviolet and X-ray free-electron lasers//,
459 Nature Comm. **4**, 1731 (2013);
460 [[http:~~/~~/dx.doi.org/10.1038/ncomms2754>>url:http://dx.doi.org/10.1038/ncomms2754||shape="rect"]]
461 )))
462
463 \\
464 {{/expand}}
465
466 \\
467
468 **j) Wavefront Sensor and Wigner Distribution measurements
469 **
470
471 1. B. Keitel, E. Plönjes, S. Kreis, M. Kuhlmann, K. Tiedtke, T. Mey, B. Schäfer, K. Mann,
472 //Hartmann wavefront sensors and their application at FLASH//,
473 Proc. PhotonDiag2015,
474 J. Synchrotron Rad. **23**, 43-49 (2016);
475 [[http:~~/~~/dx.doi.org/10.1107/S1600577515020354>>url:http://dx.doi.org/10.1107/S1600577515020354||shape="rect"]]
476 1. K. Mann, B. Flöter, T. Mey, B. Schäfer, B. Keitel, E. Plönjes, K. Tiedtke,
477 //Hartmann wavefront sensor for EUV radiation//,
478 Proc. SPIE **8679**, Extreme Ultraviolet (EUV) Lithography IV, 867922 (April 1, 2013);
479 [[http:~~/~~/dx.doi.org/10.1117/12.2011508>>url:http://dx.doi.org/10.1117/12.2011508||shape="rect"]]
480
481 {{expand title="Further References: click here to expand..."}}
482 1. T. Mey, //Radiation characteristics of extreme UV and soft X-ray sources//
483 PhD Thesis, Georg-August-Universität Göttingen.
484 Göttingen Series in X-ray Physics; 15 (2015), Universitätsverlag Göttingen, Göttingen, ISBN13: 978-3-86395-211-2;
485 [[__http:~~/~~/resolver.sub.uni-goettingen.de/purl?univerlag-isbn-978-3-86395-211-2__>>url:http://resolver.sub.uni-goettingen.de/purl?univerlag-isbn-978-3-86395-211-2||shape="rect"]]   (for Wigner distribution measurements)
486 1. T. Mey, B. Schäfer, K. Mann, B. Keitel, M. Kuhlmann, and E. Plönjes,
487 //Wigner distribution measurements of the spatial coherence properties of the free-electron laser FLASH//
488 Optics Express **22**, 16571 (2014);
489 [[__http:~~/~~/dx.doi.org/10.1364/OE.22.016571__>>url:http://http/dx.doi.org/10.1364/OE.22.016571||shape="rect"]]
490 1. B. Flöter, //Strahlcharakterisierung von Freie-Elektronen-Lasern im weichen Röntgen-Spektralbereich// 
491 PhD Thesis, Georg-August-Universität Göttingen,
492 Göttingen Series in X-ray Physics; 8 (2012), Universitätsverlag Göttingen, Göttingen, ISBN13: 978-3-86395-074-3;
493 [[https:~~/~~/univerlag.uni-goettingen.de/bitstream/handle/3/isbn-978-3-86395-074-3/GSXP8_floeter.pdf?sequence=1&>>url:https://univerlag.uni-goettingen.de/bitstream/handle/3/isbn-978-3-86395-074-3/GSXP8_floeter.pdf?sequence=1&||shape="rect"]]  (for wavefront sensors)
494 {{/expand}}
495
496 \\
497
498 ----
499
500 = Pump-Probe Laser systems =
501
502 **a) FLASH2
503 **
504
505 1. T. Lang, S. Alisauskas, U. Große-Wortmann, T. Hülsenbusch, B. Manschwetus, C. Mohr, J. Müller, F. Peters, N. Schirmel, S. Schulz, A. Swiderski, J. Zheng and I. Hartl,
506 Versatile OPCPA Pump-Probe Laser System for the FLASH2 XUV FEL Beamline at DESY,
507 //2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC)//, Munich, Germany, 2019, pp. 1-1;
508 [[http:~~/~~/dx.doi.org/10.1109/CLEOE-EQEC.2019.8871596>>url:http://dx.doi.org/10.1109/CLEOE-EQEC.2019.8871596||shape="rect"]]
509 1. N. Schirmel, S. Alisauskas, T. Hülsenbusch, B. Manschwetus, C. Mohr, L. Winkelmann, U. Große-Wortmann, J. Zheng, T. Lang, and I. Hartl,
510 //Long-Term Stabilization of Temporal and Spectral Drifts of a Burst-Mode OPCPA System//,
511 in //Conference on Lasers and Electro-Optics//, OSA Technical Digest (Optical Society of America, 2019), paper STu4E.4.;
512 [[https:~~/~~/doi.org/10.1364/CLEO_SI.2019.STu4E.4>>url:https://doi.org/10.1364/CLEO_SI.2019.STu4E.4||shape="rect"]]
513
514 **b) FLASH1
515 **
516
517 1. H. Redlin, A. Al-Shemmary, A. Azima, N. Stojanovic, F. Tavella, I. Will, S. Düsterer,
518 //The FLASH pump-probe laser system: Setup, characterization and optical beamlines//.,
519 Nucl. Instrum. Methods A **635**, 88–93 (2011);
520 [[http:~~/~~/dx.doi.org/10.1016/j.nima.2010.09.159>>url:http://dx.doi.org/10.1016/j.nima.2010.09.159||shape="rect"]]
521 1. **(FEL-laser synchronization)**
522 S. Schulz, M. K. Czwalinna, M. Felber, P. Prędki, S. Schefer, H. Schlarb, U. Wegner,
523 //Femtosecond-precision synchronization of the pump-probe optical laser for user experiments at FLASH//,
524 Proc. SPIE **8778**, Advances in X-ray Free-Electron Lasers II: Instrumentation, 87780R (May 3, 2013);
525 [[http:~~/~~/dx.doi.org/10.1117/12.2021572>>url:http://dx.doi.org/10.1117/12.2021572||shape="rect"]]
526 \\
527
528 **c) pump-probe data analysis**
529
530 1. Evgeny Savelyev, Rebecca Boll, Cédric Bomme, Nora Schirmel, Harald Redlin, Benjamin Erk, Stefan Düsterer, Erland Müller, Hauke Höppner, Sven Toleikis, Jost Müller, Marie Kristin Czwalinna, Rolf Treusch, Thomas Kierspel, Terence Mullins, Sebastian Trippel, Joss Wiese, Jochen Küpper, Felix Brauße, Faruk Krecinic, Arnaud Rouzée, Piotr Rudawski, Per Johnsson, Kasra Amini, Alexandra Lauer, Michael Burt, Mark Brouard, Lauge Christensen, Jan Thøgersen, Henrik Stapelfeldt, Nora Berrah, Maria Müller, Anatoli Ulmer, Simone Techert, Artem Rudenko, Daniel Rolles,
531 //Jitter-Correction for IR/UV-XUV Pump-Probe Experiments at the FLASH Free-Electron Laser//,
532 New J. Phys. **19**, 043009 (2017),
533 [[https:~~/~~/doi.org/10.1088/1367-2630/aa652d>>url:https://doi.org/10.1088/1367-2630/aa652d||shape="rect"]]
534
535 **d) HHG laser source at FL26/ReMi**
536
537 1. (((
538 E. Appi, C. C. Papadopoulou, J. L. Mapa, C. Jusko, P. Mosel, A. Schoenberg, J. Stock, T. Feigl, S. Ališauskas, T. Lang, C. M. Heyl, B. Manschwetus, M. Brachmanski, M. Braune, H. Lindenblatt, F. Trost, S. Meister, P. Schoch, A. Trabattoni, F. Calegari, R. Treusch, R. Moshammer, I. Hartl, U. Morgner, and M. Kovacev,
539 //Synchronized beamline at FLASH2 based on high-order harmonic generation for two-color dynamics studies//,
540 Rev. Sci. Instrum. **92**, 123004 (2021);
541 [[https:~~/~~/doi.org/10.1063/5.0063225>>url:https://doi.org/10.1063/5.0063225||shape="rect"]]
542 )))
543 1. Elisa Appi, Christina C. Papadopoulou, Jose Louise Mapa, Nishad Wesavkar, Christoph Jusko, Philip Mosel, Skirmantas Ališauskas, Tino Lang, Christoph M. Heyl, Bastian Manschwetus, Maciej Brachmanski, Markus Braune, Hannes Lindenblatt, Florian
544 Trost, Severin Meister, Patrizia Schoch, Rolf Treusch, Robert Moshammer, Ingmar Hartl, Uwe Morgner, and Milutin Kovacev,
545 //A synchronized VUV light source based on high-order harmonic generation at FLASH//,
546 Sci. Rep. **10**, 6867 (2020);
547 (% style="color: rgb(0,51,102);" class="nolink" %)[[https:~~/~~/doi.org/10.1038/s41598-020-63019-2>>url:https://doi.org/10.1038/s41598-020-63019-2||shape="rect"]]
548
549 ----
550
551 = Other references =
552
553 **Damage Tresholds of optical components, start at TTF1**
554
555 1. Krzywinski, R. Sobierajski, M. Jurek, R. Nietubyc, J.B. Pelka, L. Juha, M. Bittner, V. Létal, and V. Vorlíček, A. Andrejczuk, J. Feldhaus, E.L. Saldin, E.A. Schneidmiller, R. Treusch, and M.V. Yurkov,
556 Conductors, semiconductors, and insulators irradiated with shortwavelength free-electron laser,
557 J. Appl. Phys. **101**, 043107 (2007);
558 [[http:~~/~~/dx.doi.org/10.1063/1.2434989>>url:http://dx.doi.org/10.1063/1.2434989||shape="rect"]]
559
560 **Study of fluorescent crystals for beam profile imaging, start at TTF1**
561
562 1. Kirm, A. Andrejczuk, J.Krzywinski, and R. Sobierajski,
563 //Influence of excitation density on luminescence decay in Y,,3,,Al,,5,,O,,12,,:Ce and BaF,,2,, crystals excited by free electron laser radiation in VUV//,
564 phys. stat. sol. (c) **2**, 649-652 (2005);
565 [[__http:~~/~~/dx.doi.org/10.1002/pssc.200460255__>>url:http://dx.doi.org/10.1002/pssc.200460255||shape="rect"]]
566
567 **Study of carbon coatings for FEL mirrors,  start at TTF1__
568 __**
569
570 1. Steeg, L. Juha, J. Feldhaus, S. Jacobi, R. Sobierajski, C.Michaelsen, A. Andrejczuk, and J. Krzywinski,
571 //Total reflection amorphous carbon mirrors for vacuum ultraviolet free electron lasers//,
572 Appl. Phys. Lett. **84**, 657-659 (2004);
573 [[__http:~~/~~/dx.doi.org/10.1063/1.1645320__>>url:http://dx.doi.org/10.1063/1.1645320||shape="rect"]]
574 {{/layout-cell}}
575 {{/layout-section}}
576 {{/layout}}