Search found 5 matches

by Angrond
Mon Mar 08, 2010 5:33 am
Forum: The Accelerator
Topic: Older Events and discussion 3/22/10
Replies: 156
Views: 29705

Re: ** Current Events and discussion **

AUG = French 'd'arret d'urgence general' or in plain English: kill switch, electrical stop
These are the inviting red buttons one can find all over CERN
by Angrond
Sun Mar 07, 2010 6:32 pm
Forum: The Accelerator
Topic: 2010 Briefings, Schedules and Problems
Replies: 48
Views: 11213

Re: 2010 Briefings, Schedules and Problems

Here, the 'Collimation setting-up' refers to the relative alignment in between the primary, secondary and tertiary collimator sets whereas 'Aperture measurements' refers to the verification of the global and local aperture bottlenecks that need to be protected e.g. the experimental insertions or inj...
by Angrond
Sun Mar 07, 2010 5:23 pm
Forum: The Accelerator
Topic: The Hump
Replies: 20
Views: 7877

Re: The Hump

From what I have gathered from various posts and presentations: These 'hump' oscillations appear to be tiny and more than ten thousand times smaller (<< 100 nano-metre) than the average beam size (~ 1 mm) at injection. They seem to get some attention only because one of their frequencies is by-chanc...
by Angrond
Sun Mar 07, 2010 8:50 am
Forum: The Accelerator
Topic: 2010 Briefings, Schedules and Problems
Replies: 48
Views: 11213

Re: 2010 Briefings, Schedules and Problems

The 'damper', 'transverse feedback system' or sometimes referred to with the even more shorter cryptic acronym 'ADT' system monitors an stabilises the transverse beam oscillations if their amplitudes are growing. The 'golden orbit' is a historically evolved term describing a good (best -> see also '...
by Angrond
Sun Mar 07, 2010 8:13 am
Forum: New Users Start Here
Topic: Hi!
Replies: 3
Views: 1189

Hi!

Good Morning World!