• attachment:god_of_green.png

Overview

• The diagrams below show a conceptual design of the green locking technique

  • 

Plans

• long term plans	action item list	[:Advanced_Techniques/Green_Locking/action_item_list]
  past plans	October 2010	[:Advanced_Techniques/Green_Locking/October_2010]
  	November 2010	[:Advanced_Techniques/Green_Locking/November_2010]
  	January 2011	[:Advanced_Techniques/Green_Locking/January_2011]

BR

Developer's page

• Category	Links
  Optical Layout	(1) [attachment:green_optics.png Table layout] (2) In-vac layout
  Pictures of End tables	(1) Picture of ETMY table (2) Picture of ETMX table
  Lasers	Lasers (specs, temp settings, etc.)
  Optics	(1) ITM wedge effect (2) Mirror RT measurement
  Mode matching	([attachment:modematch_END.png mode matching at end table])
  Electronics	[:Advanced_Techniques/Green_Locking/Electronics]
  SHG	[:Advanced_Techniques/Green_Locking/SHG]
  Doubling Oven	[attachment:PV40.pdf drawing of PV40 oven], [attachment:PVP2.pdf drawing of the base plate PVP2], [attachment:manual_oven.pdf manual for the covesion oven]
  Servos	Servos
  Performance	Noise Requirement
  Purchase list	[:Upgrade 09/Purchase List/Green Locking]

Links

• aLIGO ALS wiki	http://ilog.ligo-wa.caltech.edu:7285/advligo/Arm_Length_Stabilisation
  Servo modeling (SimLink)	https://nodus.ligo.caltech.edu:30889/svn/trunk/docs/upgrade08/Green_Locking/Servo_modeling/

Documents

• Title	Locations	Notes
  The 40m interferometer : prototyping aLIGO locking scheme	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=67127 G1100820-v1]	-
  Description of the optical / servo configuration	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=6888 DCC?]	-
  Arm Length Stabilization at the 40m prototype	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=39965 G1100301-v1]	-
  ALS at the 40m	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=38604 G1100127-v2]	-
  Arm Length Stabilisation for Advanced LIGO	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=14040 G1000735-v1]	Experiment done by ANU team
  Arm Length Stabilization for Advanced GW Detectors	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=3134 G0900577-v3]	-
  Arm Length Stabilization VCO Noise requirements	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=13520 G1000703-v2]	-
  Arm Length Stabilization (ALS): The Plan for Testing at The 40m	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=10002 G1000293-v1]	-
  Advanced LIGO Arm Length Stabilization	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=1331 G0900215-v1]
  Lock acquisition study for Advanced LIGO	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=12173 T1000294-v1]	-
  Adv. LIGO Arm Length Stabilisation Design	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=1625 T0900144-v4]	-
  Adv. LIGO Arm Cavity Pre-Lock Acquisition System	[https://dcc.ligo.org/cgi-bin/private/DocDB/ShowDocument?docid=27983 T080139-x0]	comparison with other techniques