CERN Accelerating science

LHCb Note
Report number LHCb-PUB-2016-026 ; CERN-LHCb-PUB-2016-026 ; LHCb-INT-2015-001
Title Shear and Thermal Testing of Adhesives for VELO Upgrade
Author(s) De Capua, Stefano (University of Manchester (GB)) ; Freestone, Julian (University of Manchester (GB)) ; Klaver, Suzanne (University of Manchester (GB)) ; Parkes, Chris (University of Manchester (GB)) ; Rodriguez Perez, Pablo (University of Manchester (GB)) ; Shtipliyski, Antoni (Imperial College (GB)) ; Stelmasiak, Guy James (University of Manchester (GB))
Submitted by [email protected] on 01 Nov 2016
Subject category Particle Physics - Experiment
Note type VELO
Accelerator/Facility, Experiment CERN LHC ; LHCb
Abstract As part of the R&D process of the LHCb VELO Upgrade, a study has been performed on the thermal and mechanical performance of the adhesives Stycast 2850FT, 3M 9461P, and Araldite 2011. One or more of these adhesives could be used to attach the ASICs and hybrids to the microchannel cooling substrate. Samples were irradiated at up to the maximum dose expected at the upgrade. Shear tests of the samples were made and a suitable performance obtained from all glues. Some failures were encountered with Stycast 2850FT glued samples and this is attributed to the sample preparation. The relative thermal conductivities of the adhesives were also determined by measuring the relative temperature difference across a glued joint while one side is heated.
Copyright/License Preprint: (License: CC-BY-4.0)

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 Записът е създаден на 2016-11-01, последна промяна на 2018-06-11


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