Solenoid Polarity Yngve Inntjore Levinsen CERN 14. of December, - - PowerPoint PPT Presentation

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Nov 23, 2022 230 likes •334 views

Solenoid Polarity Yngve Inntjore Levinsen CERN 14. of December, 2012 Solenoid Polarity Question Can unfavourable polarities lead to luminosity reduction? Triggered by results presented by Barbara last year.. By accident was simulating v z

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Solenoid Polarity

Yngve Inntjore Levinsen

CERN

14. of December, 2012

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Solenoid Polarity

Question Can unfavourable polarities lead to luminosity reduction? Triggered by results presented by Barbara last year.. By accident was simulating “vz × Br” and “vx × Bz” adding up instead of working against each other

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Solenoid Polarity

z

x

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Solenoid Polarity

Reference vz × Br

vx × Bz
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Solenoid Polarity

Reference vz × Br

vx × Bz
Opposite beam

vz × Br

vx × Bz
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Solenoid Polarity

Reference vz × Br

vx × Bz
Opposite beam

vz × Br

vx × Bz
Change solenoid polarity

vz × Br

vx × Bz
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SLIDE 7

Solenoid Polarity

Reference vz × Br

vx × Bz
Opposite beam

vz × Br

vx × Bz
Change solenoid polarity

vz × Br

vx × Bz
Change crossing angle polarity

vz × Br

vx × Bz
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Solenoid Polarity

Short answer: NO Longer answer: The answer is only no as long as we are moving towards the centre of the solenoid...

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