PETRA-III Laser-wire

PETRA-III Status

• PETRA-III Status
• PETRA-III Schedule

Meetings at RHUL

Talks by RHUL people

20Hz 532nm Laser

500kHz 1064nm Laser

• Compton Signal with Fast laser! Signal (3.5 kW Peak Power):
  

• Compton Signal with Fast laser! Background (3.5 kW Peak Power):
  

• Compton Signal with Fast laser! Signal (5 kW Peak Power):
  

• Compton Signal with Fast laser! Background (5 kW Peak Power):
  

Beam Transport; Optics; Interaction Point

DAQ; Hardware

Recent Scans

PETRA Beam Optics

PETRA-III Optics - MADx input files

• Beta, Dispersion, Momentum spread from 2009

Useful Documents

• DiagBeamlineKube.pdf: Talk G. Kube: PETRA-III diagnostics beam line
• Komponentenliste_V12_LWC.pdf: Index of all beam diagnostics components for PETRA-III and transport lines (Version 12 15.01.2009)
• P3_Uebersicht_BPM-Anordnung--130_01_11_05.pdf: Overview of BPM types for PETRA-III and transport lines (Review a)
• P3_Diagnose-Uebersicht--130_01_08_77.pdf: Graphical overview of all MDI diagonstics components in PETRA-III (Version 10.12.2007)
• laser_layout.ppt: Laserhut and breadboard layout

Some optics

Lattice with no Wigglers and undulators

Name	S	X	Y	BETX	BETY	MUX	MUY	DX	DY
BPM_SWL_31	2273.02	6.41e-06	-7.71e-22	11.45	21.12	35.79	29.97	0.090	-3.57e-19
LSW	2271.63	9.53e-06	-2.36e-22	11.12	19.94	35.77	29.96	0.139	-2.33e-19
BPM_SWL_39	2265.12	2.63e-05	2.44e-21	21.20	8.64	35.70	29.88	0.402	4.38e-19

Beta function values at LSW with different lattices

First scans

Vertical Scan - 17/06/2009, 23:05:02

Horizontal Scan - 17/06/2009, 23:23:20

Photos

• BPM_SWL_39 1, 2
• BPM_SWL_31 1, 2
• Calorimeter 1, 2
• Exit window 1
• LSW 1, 2

Talks, Meetings

• BKR_Meeting_24-07-09.pdf: Slides for BKR meeting on 24/07/2009

Python/EPICS/labview

cygwin (+python + devel)

EPICS

• Insert into .bashrc

export EPICS=/home/Administrator/EPICS/
export EPICS_VER=R3.14.10
export EPICS_HOST_ARCH=cygwin-x86
export EPICS_BASE=${EPICS}/${EPICS_VER}/base/
export PATH=${PATH}:${EPICS_BASE}/bin/${EPICS_HOST_ARCH}

• Emacs in .bashrc

export PATH=${PATH}:/home/Administrator/emacs-21.3/bin/

• cd EPICS/${EPICS_VER}/base
• make

Python/EPICS

• greenlet
• ctypes
• cothread