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Analysis of the RSSI current on VTRx and developments in the ALICE Event Display

This report summarizes the activities done during the 2022 CERN Summer Student Programme. At first, the Received Signal Strength Indication (RSSI) current on the VTRx of the MFT Readout Units (RU) was analyzed, showing that the signal is much more stable after the cooling repair done to the RUs, alt...

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Detalles Bibliográficos
Autor principal: De Oliveira Deros, Marcos Antonio
Lenguaje:eng
Publicado: 2022
Materias:
Acceso en línea:http://cds.cern.ch/record/2824917
Descripción
Sumario:This report summarizes the activities done during the 2022 CERN Summer Student Programme. At first, the Received Signal Strength Indication (RSSI) current on the VTRx of the MFT Readout Units (RU) was analyzed, showing that the signal is much more stable after the cooling repair done to the RUs, although the temperature of 2 RUs is around 30% higher than the others. In addition, a abruptly change in the RSSI current for all RUs was observed on March 24th at noon. Despite its relation with the crate positions, the source of the effects is not known. Lastly, the ALICE Event Display was explored and features were added. A document describing how to run it in any computer was made, the possibility to change the minimum and maximum z positions for propagating MFT tracks and filtering tracks according to the primary vertex positions was added.