# Impact of magnetic non-linearities, BPM performance & x-y coupling on ATLAS length-scale calibrations

- Institution: CERN
- Department: LPCC Workshops
- Speaker: Richard Hawkings
- Year: 2025
- Language: English
- Source: [CERN](https://videos.cern.ch/record/3021836)
- Licence: [CERN](http://copyright.web.cern.ch)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

• including the systematic. uncertainties associated w/ DOROS- BPM performance limitations, e.g. non-reproducibility of the BPM length scale, their response to beam-beam deflections and their apparent out-of-plane coupling

## Lectures

1. [Impact of magnetic non-linearities, BPM performance & x-y coupling on ATLAS length-scale calibrations](https://invisiblenetwork.ai/learn/cern/3021836/a5094c42f9f9), 30 min (CERN's player)