Morning Litho status 9/24
Gary J Sosa
gsosa at stanford.edu
Mon Sep 24 07:42:44 PDT 2012
Good morning All....
Here is the morning Litho status report.
Please check back in Coral for the latest tool updates and current equipment status.
Thanks.. The Litho Team
Photolithography Quick Snapshot
Monday, September 24, 2012
New Issues
SVG Coat2- Problem: User "zzp" reports a chuck vacuum problem.
SVG DEV2- Problem: User "zzp" reports that system is freezing with wafer on the chuck.
Old Issues- Ongoing
ASML Stepper- Purge hood removed again due to contamination issue and damage to
wafer table optics. The following process restrictions are in effect: 1- No thick resist processing
(3.0 microns and above) until further notice.
YES Oven- Intermittent pumpdown problem. Fails to achieve setpoint. Continuing to monitor
the system for worsening condition. Also need to make plans to leakcheck the chamber. Spare
vacuum controller sent out for repair. Estimated turnaround time: 7 - 10 days
KSCoat -Problem: Robot wafer pickup at load station. OK to process 4" wafers. Still need
to check 3", 5" 6" and 8" wafer sized and re-teach as needed.
Nanospec1(Etch)- Down: User "gsosa" reports that keyboard does not respond. Rebooting
and restoring system defaults does not help. Field Service is repairing our computer at
their service office.
Resolved Issues
Photolithography Area Status
Monday, September 24, 2012
General Information / Lab Activities
Hummer Sputter Coater : Installation is in progress in room L-106(Paul Jerabek Room). Need
to plumb Argon to the tool.
ASML Stepper - 3D align is up
Mahnaz- In at 9:20am(9/24)
Exposure Tools
Status
Comments
Priority
ASML Stepper
PROBLEM
No thick resist
5
EVAlign
PROBLEM
Intermittent joystick issue
EVAlign2
UP
EVG-Imprint
PROBLEM
Tool idle til needed
Karl Suss 1
UP
Karl Suss 2
UP
Manual Coaters
Status
EVGSpraycoat
UP
Headway
UP
Laurel
UP
Coaters
Process Status
SVGCoat
3612 Process
Up
220-3 Process
Up
220-7 Process
Up
SVGCoat2
3612 Process
Problem
Chuck vacuum problem
2
3617 Process
Up
955-0.7 Process
Up
Developers
Status
SVGDEV
UP
SVGDEV2
PROBLEM
System freezing
3
Ovens / Hotplates
Status
BLUEM
UP
Blue M 90 C.
UP
Blue M 110 C
UP
Blue M 150 C
UP
Fusion
UP
UV-Cure
UP
White-Oven
UP
YES Vapor Prime
PROBLEM
Intermittent vacuum problem
4
Hotplates-
Laurel-left
UP
Laurel- right
UP
Wenesco- Left
UP
90 Deg C
UP
115 Deg C
UP
Wenesco- Right
UP
Metrology/Inspection
Status
AFM
UP
Alpha-Step 500
UP
Flexus Stresstest
UP
Nanospec 1-Etch
DOWN
No keyboard response
1
Nanospec 2-Litho
UP
Prometrix
UP
P2 Profiler
UP
Rudolph Ellipsometer
UP
Surfscan 4500
UP
Woolam
UP
Zygo
UP
Microscpoes-
#1 Leica/
UP
#2 Ergolux/Drytek2
UP
#3 Olympus/Litho
UP
#4 Nikon Optiphot/Litho
UP
#5 Nikon/Litho
UP
#6 Leitz/Bosch
UP
#7 Leitz/Diffusion
UP
#8 Olympus/Litho
UP
#9Olympus/Litho
UP
Miscellaneous
Status
EVBond
PROBLEM
Clamps are stiff
KSBonder
UP
KSCoat
PROBLEM
Robot teaching
Litho SRD
UP
Mask Cleaner
UP
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