Comparison of FEA simulations and experimental data for a new germanium detector for X-ray spectroscopy at synchrotron facilities

THP15
18 Sept 2025, 16:40
1h
The Loop

The Loop

Lund, Sweden
Poster Presentation Thermal Thursday Poster Session

Speaker

Marcos Quispe (ALBA Synchrotron (Spain))

Description

As part of the European LEAPS-INNOV project, a new generation of high-purity germanium detectors has been developed for synchrotron applications requiring spectroscopic capabilities. This novel design focuses on the development of monolithic multi-element Germanium detectors for X-ray Absorption Fine Structure (XAFS) and X-ray Fluorescence Spectroscopy (XRF) applications. This article presents the thermo-mechanical simulation results of the final detector prototype, based on Finite Element Analysis (FEA). These results are compared with the first experimental data obtained in the laboratory. Numerical calculations were carried out using ANSYS software, simulating combined thermal and mechanical effects under cryogenic and vacuum conditions. The numerical studies presented here represent an extension and update of previous work conducted during the development of this project$*$,$**$.

Footnotes

$*$M. Quispe et al., “Thermal Mechanical Simulations of a New Germanium Detector Developed in the European Project LEAPS-INNOV for X-Ray Spectroscopy Applications at Synchrotron Facilities”, in Proc. IPAC’23, Venezia, Italy, May. 2023, pp. 4389-4392. doi:10.18429/JACoW-IPAC2023-THPA181.
$**$M. Quispe, et al., “Thermal and vibrational studies of a new germanium detector for X-ray spectroscopy applications at synchrotron facilities”, JACoW IPAC2024(2024) TUPR75. doi:10.18429/JACoW-IPAC2024-TUPR75

Funding Agency

This project has received funding from the European Union Horizon 2020 research and innovation programme under grant agreement No 101004728

Author

Marcos Quispe (ALBA Synchrotron (Spain))

Co-authors

Antonella Balerna (Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali di Frascati) Carles Colldelram (ALBA Synchrotron (Spain)) Christopher Ward (MAX IV Laboratory) Cédric Cohen (European Synchrotron Radiation Facility) Edmund Welter (Deutsches Elektronen-Synchrotron DESY) Eva N. Gimenez (Diamond Light Source) Francisco Jose Iguaz Gutierrez (Synchrotron soleil) Gabriel Peña Calurano (ALBA Synchrotron (Spain)) Heinz Graafsma (Deutsches Elektronen-Synchrotron DESY) Joan Casas (ALBA Synchrotron (Spain)) Konstantin Klementiev (MAX IV Laboratory) Liudmila Nikitina (ALBA Synchrotron (Spain)) Martin Chauvin (Synchrotron soleil) Matteo Porro (European X-Ray Free-Electron Laser) Michele Cascella (MAX IV Laboratory) Monica Turcato (European X-Ray Free-Electron Laser) Nishu Goyal (Synchrotron soleil) Paul Bell (MAX IV Laboratory) Shane Scully (Diamond Light Source) Sudeep Chatterji (Diamond Light Source) Tomasz Kołodziej (SOLARIS National Synchrotron Radiation Centre)

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