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2018-08-17
15:24
[PUBDB-2018-03035] Book/Report
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First Generation of Optical Fiber Phase Reference Distribution System for TESLA
[TESLA Report 2005-08]
TESLA Reports 66 pp. ()
This report describes the design of a phase stable Fiber Optic (FO) link for the TESLA technology based projects. The concept of this long optical link, with a feedback system suppressing long term drifts of the RF signal phase is described. [...]
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2018-08-17
15:00
[PUBDB-2018-03032] Book/Report
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DSP Integrated Parameterized FPGA Based Cavity Simulator & Controller for VUV FEL - SIMCON ver.2.1. Installation and Configuration Procedures; USER'S MANUAL
[TESLA Report 2005-06 ]
TESLA Reports 32 pp. ()
The note describes integrated system of hardware controller and simulator of theresonant superconducting, narrowband niobium cavity, originally considered for the TTF and TESLA in DESY, Hamburg (now predicted for the VUV and X-Ray FEL). The controller bases on a programmable circuit Xilinx VirtexII V3000 embedded on a PCB XtremeDSP Development Kit by Nallatech [...]
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2018-08-17
14:34
[PUBDB-2018-03027] Book/Report
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Timing requirements and proposal of atiming concept for the European XFEL
[TESLA-FEL 2006-13; TESLA 2006-12]
TESLA Reports 13 pp. ()
In the initial development stage the future European XFEL offersfive beamlines to users performing experiments with FEL light in the x-ray range. One re-quirement to the accelerator is to supply electron beams to the different user beamlines almost at the same time. [...]
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2018-05-17
17:11
OpenAccess [PUBDB-2018-01995] Contribution to a conference proceedings
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Multipacing in an RF Window: Simulations and Measurements
9th International Particle Accelerator Conference, IPAC’18, VancouverVancouver, Canada, 29 Apr 2018 - 4 May 20182018-04-292018-05-04 4 pp. () [10.3204/PUBDB-2018-01995]  GO
Electron guns are used in the accelerators of the European XFEL and FLASH. They are operated at 1.3 GHz. [...]
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2017-11-28
12:57
OpenAccess [PUBDB-2017-12448] Contribution to a conference proceedings/Contribution to a book
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LLRF Commissioning at the European XFEL
18th International Conference on RF Superconductivity, SRF2017, LanzhouLanzhou, China, 17 Jul 2017 - 21 Jul 20172017-07-172017-07-21 3 pp. () [10.3204/PUBDB-2017-12448]  GO
The European X-ray Free-Electron Laser (XFEL) at Deutsches Elektronen-Synchrotron (DESY), Hamburg, Germany is a user facility under commissioning, providing ultrashort X-ray flashes with a high brilliance in the near future. All LLRF stations of the injector, covering the normal conducting RF gun, A1 (8 1.3 GHz superconducting cavities (SCs) and AH1 (8 3.9 GHz SCs), were successfully commissioned by the end of 2015. [...]
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2017-08-31
15:55
OpenAccess [PUBDB-2017-10197] Poster
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Installation Management for the European XFEL Main Accelerator
8th International Particle Accelerator Conference, IPAC2017, CopenhagenCopenhagen, Denmark, 14 May 2017 - 19 May 20172017-05-142017-05-19  GO
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2017-08-31
15:50
OpenAccess [PUBDB-2017-10196] Journal Article/Contribution to a conference proceedings
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Installation management for the European XFEL main accelerator
8th International Particle Accelerator Conference, IPAC2017, CopenhagenCopenhagen, Denmark, 14 May 2017 - 19 May 20172017-05-142017-05-19 Journal of physics / Conference Series 874, 012016 () [10.1088/1742-6596/874/1/012016]  GO
By end of 2016, the main accelerator of the European XFEL was completed. To build this complex machine in a minimum of time, certain management methods were introduced in mid 2015, which accelerated the installation process substantially. [...]
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2017-08-29
14:35
OpenAccess [PUBDB-2017-10061] Poster
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On-Line RF Amplitude and Phase Calibration
8th International Particle Accelerator Conference, IPAC2017, CopenhagenCopenhagen, Denmark, 14 May 2017 - 19 May 20172017-05-142017-05-19  GO
The accelerating RF field has crucial importance on the beam properties. It is not only used just to accelerate particles but also to shape the bunches at bunch compressors. [...]
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2017-08-01
10:56
OpenAccess [PUBDB-2017-08779] Contribution to a conference proceedings/Contribution to a book
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On-Line RF Amplitude and Phase Calibration
8th International Particle Accelerator Conference, IPAC2017, CopenhagenCopenhagen, Denmark, 14 May 2017 - 19 May 20172017-05-142017-05-19 Geneva : JACoW 3957-3959 () [10.18429/JACoW-IPAC2017-THPAB103]  GO
The accelerating RF field has crucial importance on the beam properties. It is not only used just to accelerate particles but also to shape the bunches at bunch compressors. [...]
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2017-07-05
15:31
OpenAccess [PUBDB-2017-06943] Contribution to a conference proceedings/Contribution to a book
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Installation and First Commissioning of the LLRF System for the European XFEL
8th International Particle Accelerator Conference, IPAC2017, CopenhagenCopenhagen, Denmark, 14 May 2017 - 19 May 20172017-05-142017-05-19 3638-3641 () [10.3204/PUBDB-2017-06943]  GO
The installation of the European X-ray Free Electron Laser (XFEL) is finished, leaving place for its commissioning phase. This contribution summarizes the low-level radiofrequency (LLRF) commissioning with a special emphasis on the development of automation tools to support the commissioning of such a large scale accelerator. [...]
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