Interferometer work
Week of 2/16-2/19
2/16-19 Pre-vent works
- Tuning of the MC servo ~ low power MC test
- End X/Y transmon optics relocations ~ making spaces for green
- ITM pointing preparations ~ green/red pointers at the both ends
2/17 40m meeting
2/18 Power shutdown preparation
2/19 No work / only papers and pens
2/20 Power shutdown
Week of 2/22-2/26
2/22 Power shutdown recovery
- System recovery
- Check MC SOS status
Low power MC mode ~ P(intra_cav)<10W at the resonance (~10mW incident)
- Pre-vent check list
- PZT HV / Oplevs / etc
2/23 Reserved for trouble shooting
2/23 or 24 Vent
2/24 40m meeting
2/25 Tank opening
- OMC/IMC access connector
- ITMX/Y heavy door
2/25 Input MC beam adjustment
- beam centering to MC mirrors
Week of 3/15-3/19
3/15-18 LVC meeting http://www.ligo.org/conferences/lv0310/
3/19 aLIGO ISC
3/22 MMT Optics baking
3/23 MC realigned
4/5 ITMX/ITMY placement
4/6 ITMY aligned
4/12 ITMX aligned
4/13 PRM/SRM removed from the table
4/16 ITMX/Y peeping mirror alignment
Suspension preparation
- Wed 17 Feb
Gluing test
- Epoxy test. Try gluing a dumbbell to an optic. Check strength of bond. (It's good)
- Thurs 18 Feb
ITMX guiderod gluing
- Place ITMX in guiderod fixture
Epoxy guiderod & standoff to ITMX (Afternoon)
- Cure epoxy (overnight)
- Fri 19 Feb
Magnet-dumbbell gluing
- Make up matching sets of magnets using gaussmeter (Morning)
- Etch magnets and dumbbells using razor blade (Morning)
- Epoxy magnets to dumbbells (Morning)
- Cure epoxy (overnight)
ITMY guiderod gluing
- Place ITMY in guiderod fixtrue
- Epoxy guiderods to ITMY (Afternoon)
- Cure epoxy (overnight)
- Sat 20 Feb
- No Electricity - No work
- Sun 21 Feb
- Mon 22 Feb
ITMX magnet gluing
- Remove ITMX from guiderod fixture, place in magnet fixture
- Epoxy magnets ITMX (Afternoon)
- Cure epoxy (overnight)
EQ stop preparation
- Talk to Zach - help him get started on this
- Plan for viton cutting (something to help measure / keep the razor straight while cutting)
- Cut the Viton
- Assemble EQ stops (stick the viton in the screws)
- Tues 23 Feb
EQ stop preparation
- Zach finish making EQ stops (at least enough for the ITMs...can finish the rest later in the week)
Hanging preparation
ITMY magnet gluing
- Glue magnets to ITMY (Afternoon)
- Cure epoxy (overnight)
Tue 2 Mar (actual date)
ITMX hanging
- Hang and balance ITMX. (All Day)
- Epoxy wire standoffs in place after balancing
- Cure epoxy (overnight)
Tue 11 Mar (actual date)
ITMY hanging
- Hang and balance ITMY. (All Day)
- Epoxy wire standoffs in place after balancing
- Cure epoxy (overnight)
Mon 22 Mar (actual date)
ITMX/ITMY baking - done
- Remove both ITMs from their suspensions (Morning) 2 person job
- Vacuum bake to clean the optics - 48 hours
- Leave the 2 ITMs alone in the bake oven
- Get RGA scan to confirm they're sparkly clean
Mon 5 Apr (actual date)
Final Prep for Installation
- Reinstall optics in suspensions (Definitely a 2 person job)
- Install the OSEMs in the new suspension towers (OSEMs to be taken from current MOS ITMs)