Version 73.1 by erkben on 2020/06/15 11:17
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5 **Collection of reference papers for FLASH1 and FLASH2 beamlines and instruments.
6 **
7
8 **Last update:** {{date value="2020-06-15" format="yyyy-MM-dd"/}}
9
10 **In case of multiple references, the most complete or up-to-date is 1st.**
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25 {{toc exclude="Task report"/}}
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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 (LOLA)**
67
68 1. C. Behrens, N. Gerasimova, Ch. Gerth, B. Schmidt, E. A. Schneidmiller, S. Serkez, S. Wesch, and M. V. Yurkov,
69 Constraints on photon pulse duration from longitudinal electron beam diagnostics at a soft x-ray free-electron laser,
70 Phys. Rev. ST Accel. Beams 15, 030707,
71 [[https:~~/~~/doi.org/10.1103/PhysRevSTAB.15.030707>>url:https://doi.org/10.1103/PhysRevSTAB.15.030707||shape="rect"]]\\
72
73 **b) Synchronization and Electron Bunch Arrvial time Monitor (BAM)**
74
75 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,
76 //Femtosecond all-optical synchronization of an X-ray free-electron laser//,
77 Nature Communications **6**, 5938 (2015);
78 [[__http:~~/~~/dx.doi.org/10.1038/ncomms6938__>>url:http://dx.doi.org/10.1038/ncomms6938||shape="rect"]]
79 1. (((
80 A. Angelovski, et al.
81 //High bandwidth pickup design for bunch arrival-time monitors for free-electron lasers//,
82 Phys. Rev. Lett. Spec. Top.– Accelerators and Beams **15**, 112803 (2012)
83 [[https:~~/~~/link.aps.org/pdf/10.1103/PhysRevSTAB.15.112803>>url:https://link.aps.org/pdf/10.1103/PhysRevSTAB.15.112803||shape="rect"]]
84 )))
85 1. F. Löhl, V. Arsov, M. Felber, K. Hacker, W. Jalmuzna, B. Lorbeer, F. Ludwig, K.-H. Matthiesen, H. Schlarb, B. Schmidt, P. Schmüser, S. Schulz, J. Szewinski, A. Winter, and J. Zemella,
86 //Electron Bunch Timing with Femtosecond Precision in a Superconducting Free-Electron Laser,
87 //Phys. Rev. Lett. **104**, 144801 (2010);
88 [[http:~~/~~/dx.doi.org/10.1103/PhysRevLett.104.144801>>url:http://dx.doi.org/10.1103/PhysRevLett.104.144801||shape="rect"]]
89
90 ----
91
92 = User Facility/Beamline descriptions and Reviews =
93
94 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,
95 //The soft X-ray free-electron laser FLASH at DESY: beamlines, diagnostics, and end stations//,
96 New J. Phys. **11**, 023029 (2009);
97 [[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"]]
98
99 **Reviews**
100
101 1. Jörg Rossbach, Jochen R. Schneider, Wilfried Wurth,
102 //10 years of pioneering X-ray science at the Free-Electron Laser FLASH at DESY//,
103 Physics Reports **808**, 1-74 (2019);
104 [[https:~~/~~/doi.org/10.1016/j.physrep.2019.02.002>>url:https://doi.org/10.1016/j.physrep.2019.02.002||shape="rect"]]
105 1. Jochen R. Schneider,
106 //FLASH - from accelerator test facility to the first single-pass soft x-ray free-electron laser//,
107 J. Phys. B: At. Mol. Opt. Phys. **43**, 194001 (2010);
108 [[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"]]
109 1. J. Feldhaus,
110 //FLASH - the first soft x-ray free electron laser (FEL) user facility//,
111 J. Phys. B: At. Mol. Opt. Phys. **43**, 194002 (2010);
112 [[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"]]
113
114 == PG monochromator beamline ==
115
116 1. M. Martins, M. Wellhöfer, J.T. Hoeft, W. Wurth, J. Feldhaus, and R. Follath,
117 //Monochromator beamline for FLASH//,
118 Rev. Sci. Instrum. **77**, 115108 (2006);
119 [[http:~~/~~/dx.doi.org/10.1063/1.2364148>>url:http://dx.doi.org/10.1063/1.2364148||shape="rect"]]
120 1. N. Gerasimova, S. Dziarzhytski, J. Feldhaus,
121 //The monochromator beamline at FLASH: performance, capabilities and upgrade plans//,
122 Journal of Modern Optics **58**, 1480-1485 (2011); 
123 [[http:~~/~~/dx.doi.org/10.1080/09500340.2011.588344>>url:http://dx.doi.org/10.1080/09500340.2011.588344||shape="rect"]]
124
125 == THz Beamline ==
126
127 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,
128 //New infrared undulator beamline at FLASH//,
129 Infrared Phys. Technol. **51**, 423-425 (2008);
130 [[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"]]\\
131 1. E. Zapolnova, , T. Golz, R. Pan, K. Klose, S. Schreiber and N. Stojanovic.
132 //THz pulse doubler at FLASH: double pulses for pump–probe experiments at X-ray FELs//,
133 J. Synchrotron Rad. **25**, 39-43 (2018);
134 [[https:~~/~~/doi.org/10.1107/S1600577517015442>>url:https://doi.org/10.1107/S1600577517015442||shape="rect"]]
135 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,
136 //Photon diagnostics at the FLASH THz beamline//,
137 J. Synchrotron Rad. **26**, 700-707 (2019);
138 [[https:~~/~~/doi.org/10.1107/S1600577519003412>>url:https://doi.org/10.1107/S1600577519003412||shape="rect"]]
139
140 == CAMP chamber and BL1 (after 2014) ==
141
142 1. (((
143 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,
144 //CAMP@FLASH: an end-station for imaging, electron- and ion-spectroscopy, and pump–probe experiments at the FLASH free-electron laser,//
145
146 J. Synchrotron Rad. **25**(5), 1529 - 1540 (2018)
147 [[http:~~/~~/dx.doi.org/10.1107/S1600577518008585>>url:http://dx.doi.org/10.1107/S1600577518008585||shape="rect"]]
148 )))
149 1. (((
150 {{expand title="LCLS CAMP reference"}}
151 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,
152 //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//,
153 Nucl. Instrum. Methods A **614**, 483–496 (2010);
154 [[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"]]
155 {{/expand}}
156 )))
157
158 == Reaction Microscope (ReMi) at FL26 ==
159
160 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,
161 //Reaction Microscope Endstation at FLASH2//,
162 J. Synchrotron Rad. **26** (2019);
163 [[https:~~/~~/doi.org/10.1107/S1600577519002236>>url:https://doi.org/10.1107/S1600577519002236||shape="rect"]]
164 1. Severin Meister, Hannes Lindenblatt, Florian Trost, Kirsten Schnorr, Sven Augustin, Markus Braune, Rolf Treusch, Thomas Pfeifer, Robert Moshammer,
165 Atomic, Molecular and Cluster Science with the Reaction Microscope Endstation at FLASH2,
166 Appl. Sci. **10**, 2953 (2020);
167 [[https:~~/~~/doi.org/10.3390/app10082>>url:https://doi.org/10.3390/app10082||shape="rect"]]
168
169 == HEXTOF momentum microscope (mostly) at PG2 ==
170
171 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,
172 //Time- and momentum-resolved photoemission studies using time-of-flight momentum microscopy at a free-electron laser//,
173 Rev. Sci. Instrum. **91**, 013109 (2020);
174 [[https:~~/~~/doi.org/10.1063/1.5118777>>url:https://doi.org/10.1063/1.5118777||shape="rect"]]
175
176 == MULTIP chamber ==
177
178 (% style="margin-left: 30.0px;" %)
179 Example experiments (on molecules, clusters and liquid jets) carried in the MULTIP chamber:
180
181 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,
182 //Generation and characterization of ultrathin free-flowing liquid sheets//,
183 Nature Comm. **9**, 1353 (2018);
184 [[http:~~/~~/dx.doi.org/10.1038/s41467-018-03696-w>>url:http://dx.doi.org/10.1038/s41467-018-03696-w||shape="rect"]]
185 1. (((
186 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,
187 //A sensitive EUV Schwarzschild microscope for plasma studies with sub-micrometer resolution//,
188 Rev. Sci. Instr. **89**, 023703 (2018);
189 [[http:~~/~~/dx.doi.org/10.1063/1.5007950>>url:http://dx.doi.org/10.1063/1.5007950||shape="rect"]]
190 )))
191 1. (((
192 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,
193 //Resolving Ultrafast Heating of Dense Cryogenic Hydrogen//,
194 Phys. Rev. Lett. **112**, 105002 (2014);
195 [[http:~~/~~/dx.doi.org/10.1103/PhysRevLett.112.105002>>url:http://dx.doi.org/10.1103/PhysRevLett.112.105002||shape="rect"]]
196 )))
197 1. (((
198 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,
199 //Generation of the simplest rotational wave packet in a diatomic molecule: Tracing a two-level superposition in the time domain//,
200 Phys. Rev. A **85**, 052503 (2012);
201 [[http:~~/~~/dx.doi.org/10.1103/PhysRevA.85.052503>>url:http://dx.doi.org/10.1103/PhysRevA.85.052503||shape="rect"]]
202 )))
203
204 (% style="margin-left: 30.0px;" %)
205 Additional XUV spectrometers: Knick-Spec (1.), HiTraX (2.)
206
207 1. (((
208 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,
209 //Hidden Charge States in Soft-X-Ray Laser-Produced Nanoplasmas Revealed by Fluorescence Spectroscopy//,
210 Phys. Rev. Lett. **112**, 183401 (2014);
211 [[http:~~/~~/dx.doi.org/10.1103/PhysRevLett.112.183401>>url:http://dx.doi.org/10.1103/PhysRevLett.112.183401||shape="rect"]]
212 )))
213 1. R.R. Fäustlin, U. Zastrau, S. Toleikis, I. Uschmann, E. Förster and Th. Tschentscher,
214 //A compact soft X-ray spectrograph combining high efficiency and resolution//,
215 JINST **5**, P02004 (2010);
216 [[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"]]
217
218 == MUSIX chamber ==
219
220 1. M. Beye, R.Y. Engel, J.O. Schunck, S. Dziarzhytski, G. Brenner, P.S. Miedema,
221 //Non-Linear Soft X-Ray Methods on Solids with MUSIX - the Multi-Dimensional Spectroscopy and Inelastic X-Ray Scattering Endstation//,
222 J. Phys.: Condens. Matter **31**, 014003 (2019)**,**
223 [[https:~~/~~/doi.org/10.1088/1361-648X/aaedf3>>url:https://doi.org/10.1088/1361-648X/aaedf3||shape="rect"]]
224
225 == Split and Delay Units: ==
226
227 === At beamline PG2 ===
228
229 1. F. Sorgenfrei, W.F. Schlotter, T. Beeck, M. Nagasono, S. Gieschen, H. Meyer, A. Föhlisch, M. Beye, and W. Wurth,
230 //The extreme ultraviolet split and femtosecond delay unit at the plane grating monochromator beamline PG2 at FLASH//,
231 Rev. of Sci. Instr. **81**, 043107 (2010);
232 [[http:~~/~~/dx.doi.org/10.1063/1.3374166>>url:http://dx.doi.org/10.1063/1.3374166||shape="rect"]]**
233 **
234
235 === At beamline BL1 /CAMP ===
236
237 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,
238 //XUV double-pulses with femtosecond to 650 picoseconds separation from a multilayer mirror based split-and-delay unit at FLASH//,
239 J. Synchr. Rad. **25**, (% class="ica_pages" %)1517-1528(%%) (2018);
240 [[https:~~/~~/doi.org/10.1107/S1600577518006094>>url:https://doi.org/10.1107/S1600577518006094||shape="rect"]]
241
242 === At beamline BL2 ===
243
244 1. M. Wöstmann, R. Mitzner, T. Noll, S. Roling, B. Siemer, F. Siewert, S. Eppenhoff, F. Wahlert and H. Zacharias,
245 //The XUV split-and-delay unit at beamline BL2 at FLASH//,
246 J. Phys. B: At. Mol. Opt. Phys. **46**, Special Issue: Frontiers of FEL Science, 164005 (2013);
247 [[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"]]
248 1. R. Mitzner, B. Siemer, S. Roling, M. Wöstmann, T. Noll, F. Siewert, A.A. Sorokin, M. Richter, K. Tiedtke, H. Zacharias,
249 //A new soft x-ray autocorrelator – direct evaluation of the temporal properties of FEL pulses at 24 nm//,
250 Proceedings SRI 2009, AIP Conference Proceedings **1234**, pp. 19-22 (2010);
251 [[http:~~/~~/dx.doi.org/10.1063/1.3463172>>url:http://dx.doi.org/10.1063/1.3463172||shape="rect"]]
252
253 === At beamlines FL24/FL23 ===
254
255 1. (((
256 Sebastian Roling, Matthias Rollnik, Marion Kuhlmann, Elke Plönjes, Frank Wahlert, Helmut Zacharias,
257 //A soft x-ray split-and-delay unit for FLASH II//,
258 Proc. SPIE 10237, Advances in X-ray Free-Electron Lasers Instrumentation IV, 1023712 (14 June 2017);
259 [[https:~~/~~/doi.org/10.1117/12.2265708>>url:https://doi.org/10.1117/12.2265708||shape="rect"]]
260 )))
261
262 == Fast Switching Mirror (BL beamlines) ==
263
264 1. R. Sternberger, M. Sachwitz, A. Donat, U. Gensch, R. Heller, LV. Vu, U. Hahn, H. Schulte-Schrepping, K. Tiedtke,
265 //A fast switching mirror unit at FLASH//,
266 Nucl. Instrum. Methods A **635**, S47-S51 (2011);
267 [[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"]]
268 1. J. Good, N. Leuschner, J. Nagler, F. Perlick, M. Sachwitz  and L.V. Vu,
269 //A Fast Switching Mirror Unit at FLASH//,
270 J. Phys.: Conf. Series **425**, 122008 (2013);
271 [[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"]]**
272 **
273
274 == 4-mirror polarizer for circular polarization (BL beamlines) ==
275
276 1. C. von Korff Schmising et al.,
277 //Generating circularly polarized radiation in the extreme ultraviolet spectral range at the free-electron laser FLASH//,
278 Review of Scientic Instruments 88 053903 (2017);
279 [[https:~~/~~/doi.org/10.1063/1.4983056>>url:https://doi.org/10.1063/1.4983056||shape="rect"]]
280
281 == Fast shutter (BL, PG, and FLASH2 beamlines) ==
282
283 1. (((
284 E. Plönjes and K. Tiedtke,
285 //The Soft X-ray Free-Electron Laser FLASH at DESY//
286 in Optical Technologies for Extreme-Ultraviolet and Soft X-ray Coherent Sources,
287 edited by F. Canova and L. Poletto (Springer Series in Optical Sciences, Vol. 197, Springer, Heidelberg, 2015);
288 )))
289
290 == Photon diagnostics papers ==
291
292 === **a) Gas Monitor Detector (GMD)** ===
293
294 1. Andrey A. Sorokin, Yilmaz Bican, Susanne Bonfigt, Maciej Brachmanski, Markus Braune, Ulf Fini Jastrow, Alexander Gottwald, Hendrik Kaser, Mathias Richter and Kai Tiedtke,
295 //An X-ray gas monitor for free-electron lasers//,
296 J. Synchrotron Rad. **26**, 1092-1100 (2019);
297 [[https:~~/~~/doi.org/10.1107/S1600577519005174>>url:https://doi.org/10.1107/S1600577519005174||shape="rect"]]
298 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,
299 //Gas-detector for X-ray lasers//,
300 J. Appl. Phys. **103**, 094511 (2008);
301 [[http:~~/~~/dx.doi.org/10.1063/1.2913328>>url:http://dx.doi.org/10.1063/1.2913328||shape="rect"]]
302
303 === **b) VLS Online Spectrometer** ===
304
305 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,
306 //First results from the online variable line spacing grating spectrometer at FLASH//,
307 Nucl. Instr. and Meth A **635**, S99–S103 (2011);
308 [[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"]]
309
310 **see also "Kalypso detector"**
311
312 1. Rota L et al.,
313 (% class="title-text" %)//KALYPSO: Linear array detector for high-repetition rate and real-time beam diagnostics//,
314 (%%)Nucl. Instr. and Meth. A 936 10-13 (2018)
315 [[https:~~/~~/doi.org/10.1016/j.nima.2018.10.093>>url:https://doi.org/10.1016/j.nima.2018.10.093||shape="rect"]]
316
317 === **c) Compact Spectrometer
318 ** ===
319
320 1. F. Frassetto, S. Coraggia, S. Dziarzhytski, N. Gerasimova, L. Poletto,
321 //Extreme-ultraviolet compact spectrometer for the characterization of the harmonics content in the free-electron-laser radiation at FLASH//,
322 J. Synchrotron Rad. **19**, 596-601 (2012);
323 [[http:~~/~~/dx.doi.org/10.1107/S0909049512022224>>url:http://dx.doi.org/10.1107/S0909049512022224||shape="rect"]]
324 1. Fabio Frassetto, Siarhei Dziarzhytski, Natalia Guerassimova and Luca Poletto,
325 //Compact spectrometer for on-line photon diagnostics at FLASH//,
326 J. Phys.: Conf. Ser. **425**,122010 (2013);
327 [[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"]]
328 1. F. Frassetto et al.,
329 (% class="title-text" %)//Compact spectrometer for photon diagnostics of the extreme-ultraviolet free-electron-laser radiation//,
330 (%%)Nucl. Instrum. Meth. A 635 S94-98 (2011)
331 [[https:~~/~~/doi.org/10.1016/j.nima.2010.11.004>>url:https://doi.org/10.1016/j.nima.2010.11.004||shape="rect"]]
332
333 === **d) Online photoionization spectrometer (OPIS)** ===
334
335 1. (((
336 Markus Braune, Jens Buck, Marion Kuhlmann, Sören Grunewald, Stefan Düsterer, Jens Viefhaus, Kai Tiedtke
337 //Non-invasive online wavelength measurements at FLASH2 and present benchmark.//
338 Proc. PhotonDiag2017,
339 J. Synchrotron Rad. **25**, 3–15 (2018)
340 (% 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"]]__
341 )))
342 1. Markus Braune, Günter Brenner, Siarhei Dziarzhytski, Pavle Juranić, Andrey Sorokin, Kai Tiedtke,
343 //A non-invasive online photoionization spectrometer for FLASH2//,
344 Proc. PhotonDiag2015,
345 J. Synchrotron Rad. **23**, 10-20 (2016);
346 [[__http:~~/~~/dx.doi.org/10.1107/S1600577515022675__>>url:http://dx.doi.org/10.1107/S1600577515022675||shape="rect"]]
347 1. Wellhöfer, J.T. Hoeft, M. Martins, W. Wurth, M. Braune, J. Viefhaus, M. Richter, K. Tiedtke,
348 //Photoelectron spectroscopy as non-invasive method to monitor SASE-FEL radiation//,
349 JINST **3**, P02003 (2008);
350 [[__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"]]
351
352 === **e) Gotthard detector** ===
353
354 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,
355 //Spectrometer for shot-to-shot photon energy characterization in the multi-bunch mode of the free electron laser at Hamburg//,
356 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"]]
357
358 === **f) KALYPSO detector** ===
359
360 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,
361 //Linear array detector for online diagnostics of spectral distributions at MHz repetition rates//,
362 J. Synchrotron Rad. **26**, 1514-1522 (2019);
363 [[https:~~/~~/doi.org/10.1107/S1600577519007835>>url:https://doi.org/10.1107/S1600577519007835||shape="rect"]]
364
365 === **g) Timing tools (photon arrival time monitors)
366 ** ===
367
368 1. E. Zapolnova, R. Pan, T. Golz, M. Sindik, M. Nikolic, M. Temme, M. Rabasovic, D. Grujic, Z. Chen, S. Toleikis, N. Stojanovic,
369 //XUV-driven plasma switch for THz: new spatio-temporal overlap tool for XUV−THz pump−probe experiments at FELs//,
370 J. Synchrotron Rad. **27**, 11-16 (2020);
371 [[https:~~/~~/doi.org/10.1107/S1600577519014164>>url:https://doi.org/10.1107/S1600577519014164||shape="rect"]]
372 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,
373 //Plasma switch as a temporal overlap tool for pump-probe experiments at FEL facilities//,
374 JINST **7**, P08007 (2012);
375 [[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"]]
376 1. M. Drescher, U. Frühling, M. Krikunova, Th. Maltezopoulos, M. Wieland,
377 //Time-diagnostics for improved dynamics experiments at XUV FELs//,
378 J. Phys. B, **43**, 194010 (2010);
379 [[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"]]
380 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,
381 //A femtosecond X-ray/optical cross-correlator//,
382 Nature Photonics **2**, 165-169 (2008);
383 [[__http:~~/~~/dx.doi.org/10.1038/nphoton.2007.298__>>url:http://dx.doi.org/10.1038/nphoton.2007.298||shape="rect"]]
384
385 === **h) XUV Pulse Length measurements
386 ** ===
387
388 1. **(overview)**
389 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,
390 //Development of experimental techniques for the characterization of ultrashort photon pulses of extreme ultraviolet free-electron lasers//,
391 Phys. Rev. STAB **17**, 120702 (2014);
392 [[__http:~~/~~/dx.doi.org/10.1103/PhysRevSTAB.17.120702__>>url:http://dx.doi.org/10.1103/PhysRevSTAB.17.120702||shape="rect"]]
393 1. **(general overview - not only FLASH)**
394 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,
395 //Ultrashort Free-Electron Laser X-ray Pulses//,__
396 __Appl. Sci. **7**, 915 (2017);__
397 [[http:~~/~~/dx.doi.org/10.3390/app7090915>>url:http://dx.doi.org/10.3390/app7090915||shape="rect"]]__
398 1. **(THz streaking)**
399 R. Ivanov, J. Liu, G. Brenner, M. Brachmanski, S. Düsterer,**
400 **//FLASH free-electron laser single-shot temporal diagnostic: terahertz-field-driven streaking//,
401 Special Issue (PhotonDiag2017),
402 J. Synchrotron Rad**. 25, **26-31 (2018);
403 [[https:~~/~~/doi.org/10.1107/S160057751701253X>>url:https://doi.org/10.1107/S160057751701253X||shape="rect"]]
404 1. **(THz streaking)**
405 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,
406 //Ultrafast X-ray pulse characterization at free-electron lasers//,
407 Nature Photonics **6**, 852-857 (2012);
408 [[http:~~/~~/dx.doi.org/10.1038/NPHOTON.2012.276>>url:http://dx.doi.org/10.1038/NPHOTON.2012.276||shape="rect"]]
409 1. **(THz streaking)**
410 U. Frühling, M. Wieland, M. Gensch, T. Gebert, B. Schütte, M. Krikunova, R. Kalms^^.^^, F. Budzyn, O. Grimm, J. Rossbach, E. Plönjes, M. Drescher,//
411 Single-shot THz field driven X-ray streak-camera//,
412 Nature Photonics **3**, 523-528 (2009);
413 [[http:~~/~~/dx.doi.org/10.1038/nphoton.2009.160>>url:http://dx.doi.org/10.1038/nphoton.2009.160||shape="rect"]]
414 1. **(spectral measurements)**
415 R. Engel, S. Düsterer, G. Brenner, and U. Teubner,
416 //Quasi-real-time photon pulse duration measurement by analysis of FEL radiation spectra//,
417 Proc. PhotonDiag2015,
418 J. Synchrotron Rad. **23**, 118-122 (2016);
419 [[__http:~~/~~/dx.doi.org/10.1107/S1600577515022997__>>url:http://dx.doi.org/10.1107/S1600577515022997||shape="rect"]]
420 1. (((
421 **(electron measurements, LOLA)**
422 Behrens C. , Gerasimova N., Gerth Ch., Schmidt B., Schneidmiller E. ,Serkez S., Wesch S., Yurkov, M.  
423 //Constraints on photon pulse duration from longitudinal electron beamdiagnostics at a soft X-ray free-electron laser
424 //Phys. Rev. STAB **15**, 030707 (2012);
425 [[http:~~/~~/dx.doi.org/10.1103/PhysRevSTAB.15.030707>>url:http://dx.doi.org/10.1103/PhysRevSTAB.15.030707||shape="rect"]]
426 )))
427 1. (((
428 **(reflectivity change on solids)**
429 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,
430 //Single-shot pulse duration monitor for extreme ultraviolet and X-ray free-electron lasers//,
431 Nature Comm. **4**, 1731 (2013);
432 [[http:~~/~~/dx.doi.org/10.1038/ncomms2754>>url:http://dx.doi.org/10.1038/ncomms2754||shape="rect"]]
433 )))
434
435 \\
436
437 **i) Wavefront Sensor and Wigner Distribution measurements
438 **
439
440 1. B. Keitel, E. Plönjes, S. Kreis, M. Kuhlmann, K. Tiedtke, T. Mey, B. Schäfer, K. Mann,
441 //Hartmann wavefront sensors and their application at FLASH//,
442 Proc. PhotonDiag2015,
443 J. Synchrotron Rad. **23**, 43-49 (2016);
444 [[http:~~/~~/dx.doi.org/10.1107/S1600577515020354>>url:http://dx.doi.org/10.1107/S1600577515020354||shape="rect"]]
445 1. K. Mann, B. Flöter, T. Mey, B. Schäfer, B. Keitel, E. Plönjes, K. Tiedtke,
446 //Hartmann wavefront sensor for EUV radiation//,
447 Proc. SPIE **8679**, Extreme Ultraviolet (EUV) Lithography IV, 867922 (April 1, 2013);
448 [[http:~~/~~/dx.doi.org/10.1117/12.2011508>>url:http://dx.doi.org/10.1117/12.2011508||shape="rect"]]
449
450 {{expand title="Further References: click here to expand..."}}
451 1. T. Mey, //Radiation characteristics of extreme UV and soft X-ray sources//
452 PhD Thesis, Georg-August-Universität Göttingen.
453 Göttingen Series in X-ray Physics; 15 (2015), Universitätsverlag Göttingen, Göttingen, ISBN13: 978-3-86395-211-2;
454 [[__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)
455 1. T. Mey, B. Schäfer, K. Mann, B. Keitel, M. Kuhlmann, and E. Plönjes,
456 //Wigner distribution measurements of the spatial coherence properties of the free-electron laser FLASH//
457 Optics Express **22**, 16571 (2014);
458 [[__http:~~/~~/dx.doi.org/10.1364/OE.22.016571__>>url:http://http/dx.doi.org/10.1364/OE.22.016571||shape="rect"]]
459 1. B. Flöter, //Strahlcharakterisierung von Freie-Elektronen-Lasern im weichen Röntgen-Spektralbereich// 
460 PhD Thesis, Georg-August-Universität Göttingen,
461 Göttingen Series in X-ray Physics; 8 (2012), Universitätsverlag Göttingen, Göttingen, ISBN13: 978-3-86395-074-3;
462 [[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)
463 {{/expand}}
464
465 \\
466
467 ----
468
469 = Pump-Probe Laser systems =
470
471 **a) FLASH2
472 **
473
474 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,
475 Versatile OPCPA Pump-Probe Laser System for the FLASH2 XUV FEL Beamline at DESY,
476 //2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC)//, Munich, Germany, 2019, pp. 1-1;
477 [[http:~~/~~/dx.doi.org/10.1109/CLEOE-EQEC.2019.8871596>>url:http://dx.doi.org/10.1109/CLEOE-EQEC.2019.8871596||shape="rect"]]
478 1. N. Schirmel, S. Alisauskas, T. Hülsenbusch, B. Manschwetus, C. Mohr, L. Winkelmann, U. Große-Wortmann, J. Zheng, T. Lang, and I. Hartl,
479 //Long-Term Stabilization of Temporal and Spectral Drifts of a Burst-Mode OPCPA System//,
480 in //Conference on Lasers and Electro-Optics//, OSA Technical Digest (Optical Society of America, 2019), paper STu4E.4.;
481 [[https:~~/~~/doi.org/10.1364/CLEO_SI.2019.STu4E.4>>url:https://doi.org/10.1364/CLEO_SI.2019.STu4E.4||shape="rect"]]
482
483 **b) FLASH1
484 **
485
486 1. H. Redlin, A. Al-Shemmary, A. Azima, N. Stojanovic, F. Tavella, I. Will, S. Düsterer,
487 //The FLASH pump-probe laser system: Setup, characterization and optical beamlines//.,
488 Nucl. Instrum. Methods A **635**, 88–93 (2011);
489 [[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"]]
490 1. **(FEL-laser synchronization)**
491 S. Schulz, M. K. Czwalinna, M. Felber, P. Prędki, S. Schefer, H. Schlarb, U. Wegner,
492 //Femtosecond-precision synchronization of the pump-probe optical laser for user experiments at FLASH//,
493 Proc. SPIE **8778**, Advances in X-ray Free-Electron Lasers II: Instrumentation, 87780R (May 3, 2013);
494 [[http:~~/~~/dx.doi.org/10.1117/12.2021572>>url:http://dx.doi.org/10.1117/12.2021572||shape="rect"]]
495 \\
496
497 **c) pump-probe data analysis**
498
499 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,
500 //Jitter-Correction for IR/UV-XUV Pump-Probe Experiments at the FLASH Free-Electron Laser//,
501 New J. Phys. **19**, 043009 (2017),
502 [[https:~~/~~/doi.org/10.1088/1367-2630/aa652d>>url:https://doi.org/10.1088/1367-2630/aa652d||shape="rect"]]
503
504 **d) HHG laser source at FL26/ReMi**
505
506 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
507 Trost, Severin Meister, Patrizia Schoch, Rolf Treusch, Robert Moshammer, Ingmar Hartl, Uwe Morgner, and Milutin Kovacev,
508 //A synchronized VUV light source based on high-order harmonic generation at FLASH//,
509 Sci. Rep. **10**, 6867 (2020);
510 (% 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"]]
511
512 ----
513
514 = Other references =
515
516 **Damage Tresholds of optical components, start at TTF1**
517
518 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,
519 Conductors, semiconductors, and insulators irradiated with shortwavelength free-electron laser,
520 J. Appl. Phys. **101**, 043107 (2007);
521 [[http:~~/~~/dx.doi.org/10.1063/1.2434989>>url:http://dx.doi.org/10.1063/1.2434989||shape="rect"]]
522
523 **Study of fluorescent crystals for beam profile imaging, start at TTF1**
524
525 1. Kirm, A. Andrejczuk, J.Krzywinski, and R. Sobierajski,
526 //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//,
527 phys. stat. sol. (c) **2**, 649-652 (2005);
528 [[__http:~~/~~/dx.doi.org/10.1002/pssc.200460255__>>url:http://dx.doi.org/10.1002/pssc.200460255||shape="rect"]]
529
530 **Study of carbon coatings for FEL mirrors,  start at TTF1__
531 __**
532
533 1. Steeg, L. Juha, J. Feldhaus, S. Jacobi, R. Sobierajski, C.Michaelsen, A. Andrejczuk, and J. Krzywinski,
534 //Total reflection amorphous carbon mirrors for vacuum ultraviolet free electron lasers//,
535 Appl. Phys. Lett. **84**, 657-659 (2004);
536 [[__http:~~/~~/dx.doi.org/10.1063/1.1645320__>>url:http://dx.doi.org/10.1063/1.1645320||shape="rect"]]
537 {{/layout-cell}}
538 {{/layout-section}}
539 {{/layout}}