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View article: Progress in GrAHal-CAPP/DMAG for Axion Dark Matter Search in the 1–3 μeV Range
Progress in GrAHal-CAPP/DMAG for Axion Dark Matter Search in the 1–3 μeV Range Open
View article: GrAHal-CAPP for axion dark matter search with unprecedented sensitivity in the 1–3 μeV mass range
GrAHal-CAPP for axion dark matter search with unprecedented sensitivity in the 1–3 μeV mass range Open
A collaboration between CNRS-Grenoble and IBS-CAPP Daejeon plans to build a Sikivie’s type haloscope for axion/ALPs dark matter search at the Dine-Fischler-Srednicki-Zhitnitskii sensitivity for the 300–600 MHz range. It will be based on th…
View article: 43+T Grenoble hybrid magnet: Commissioning tests of the current leads and cryogenic satellite producing the pressurized superfluid He at 1.8 K
43+T Grenoble hybrid magnet: Commissioning tests of the current leads and cryogenic satellite producing the pressurized superfluid He at 1.8 K Open
The Grenoble Hybrid magnet is a modular platform using resistive and superconducting technologies to produce various continuous high magnetic field and flux configurations for the scientific community. They range from 43 T in 34 mm diamete…
View article: The Grenoble Axion Haloscope platform (GrAHal): development plan and\n first results
The Grenoble Axion Haloscope platform (GrAHal): development plan and\n first results Open
In this note we report on the development plans and first results of the\nGrenoble Axion Haloscope (GrAHal) project. It is aimed at developing a\nhaloscope platform dedicated to the search for axion dark matter particles. We\ndiscuss its g…
View article: The Grenoble Axion Haloscope platform (GrAHal): development plan and first results
The Grenoble Axion Haloscope platform (GrAHal): development plan and first results Open
In this note we report on the development plans and first results of the Grenoble Axion Haloscope (GrAHal) project. It is aimed at developing a haloscope platform dedicated to the search for axion dark matter particles. We discuss its gene…
View article: PBC technology subgroup report
PBC technology subgroup report Open
Goal of the technology WG set by PBC: Exploration and evaluation of possible technological contributions of CERN to non-accelerator projects possibly hosted elsewhere: survey of suitable experimental initiatives and their connection to and…
View article: Letter of Intent to measure Vacuum Magnetic Birefringence: the VMB@CERN experiment
Letter of Intent to measure Vacuum Magnetic Birefringence: the VMB@CERN experiment Open
Non linear electrodynamic effects have been predicted since the formulation of the Euler effective Lagrangian in 1935. These include processes such as light-by-light scattering, Delbrück scattering, g-2 and vacuum magnetic birefringence. T…
View article: OSQAR chameleon afterglow search experiment
OSQAR chameleon afterglow search experiment Open
View article: Cryogenic system for the 43 T Hybrid Magnet at LNCMI Grenoble: from the needs to the commissioning
Cryogenic system for the 43 T Hybrid Magnet at LNCMI Grenoble: from the needs to the commissioning Open
LNCMI is one of the unique worldwide laboratories offering the scientific community access to various experimental conditions with continuous magnetic fields well above 20 T. LNCMI is currently developing a large field flexible experimenta…
View article: Preliminary Study for a New Axion Dark-Matter Haloscope
Preliminary Study for a New Axion Dark-Matter Haloscope Open
A new haloscope for Axion dark-matter search is under study using in a first step the large bore superconducting magnet in construction at the LNCMI in Grenoble, which will produce 9~T in 812~mm diameter and 1400~mm height. Microwave cavit…
View article: OSQAR Annual Report 2016
OSQAR Annual Report 2016 Open
In 2016, no OSQAR experimental run has been conducted at the CERN SM18 hall mostly because of the unavailability of cryogenic power to cool down the spare LHC superconducting dipole. Activities have been reoriented and focused in two other…
View article: Cryogenic Design of the 43 T LNCMI Grenoble Hybrid Magnet
Cryogenic Design of the 43 T LNCMI Grenoble Hybrid Magnet Open
The association of two inner resistive coils (Polyhelix and Bitter) producing 34.5 T with an outer NbTi superconducting coil producing 8.5 T to obtain a 43 T hybrid magnet is a technical challenge. Accidental failure modes leading to compl…