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=====MLA Maintenance 6/24-6/27=====
=====Raith Velion DOWN=====
The Raith Velion FIB tool is currently down while the AuGeSi source is replaced. Expected return to general use May 5th.
The MLA will be receiving its biannual service the week of June 24. The work will be performed from Monday 6/24 through Thursday 6/27. They plan to have the work completed in 3 days but want to have the 4th day available if needed. The tool will very likely be unavailable overnight Monday but should be available the rest of the
⚫
// [[User:John_d|Demis D. John]] 18:22, 28 April 2025 (UTC)
evenings.
-Lee
//15:59, 4 June 2024 (PDT)


=====EBeam4 is up=====
===== SignupMonkey + Wiki: Off-Campus Access=====
Due to a DDoS attack affecting the Signupmonkey server, we have restricted access to the website to US locations only, including both the Nanofab Wiki and Signupmonkey.
EBeam4 is back up.


If you are off-campus and experiencing issues, please utilize the UCSB VPN to access our sites. Here are the installation instructions for VPN on your device. You will need your UCSB NetID for download and installation - you would have received a UCSB NetID when you started using the NanoFab:
The overnight regen of the cryo was completed this morning.
I then tested the operation of the hoist numerous times without issue.
I tested the EBeam by running 200A of Ti without issue.


https://it.ucsb.edu/ivanti-secure-access-campus-vpn/get-connected-campus-vpn
System UP


-- Vraj
//10:36, 30 May 2024 (PDT)
// [[User:John_d|Demis D. John]] 20:08, 22 April 2025 (UTC)


=====Stepper #1 (GCA 6300) - Tool availability=====
=====New Gowns: Toolbelts purchases=====
We are required to switch to new gowns in January. The new gowns won’t have pockets, but you are allowed to purchase cleanroom tool belts. Please ask staff for which tool belts you can purchase.
Stepper #1 (6300) will be undergoing maintenance and be unavailable the following dates and times:


Two vendors for cleanroom belts we are using are listed here, you may request others:
6-18-24 at 8:00am
* [https://www.terrauniversal.com/tool-belt-pocket-49in-waist-white-altessa-grid-uniform-technology-4954-60a.html Uniform Technology Tool Belt] - note the waist size, the 49” belt fits up to ~36-38” waist.
Till
* [https://www.fishersci.com/shop/products/cleanroom-fannypack-1-ea-white/NC0723118?searchHijack=true&searchTerm=cleanroom-fannypack-1-ea-white&searchType=Rapid&matchedCatNo=NC0723118 HiTEC Fannypack]
6-20-24 at 5:00pm


// [[User:John_d|Demis D. John]] 03:34, 3 January 2025 (UTC)
Please plan your processing activities accordingly.
//13:32, 1 June 2024 (PDT)


⚫
=====Suss SB6-8E=====
=====Stepper #2 (GCA Autostep 200) - Tool availability=====
We found a blown resistor (and a questionable op amp) on one of the boards that contains the z-axis motor circuit. However, we still cannot get the tool to initialize. Next we will try swapping out the hard drive again and run some more tests.
Stepper #2 (AutoStep 200) will be undergoing maintenance and be unavailable the following dates and times:


I will send out an update once we have one.
6-21-24 at 8:00am
-Aidan
Till
⚫
// [[User:John_d|Demis D. John]] 00:35, 8 December 2024 (UTC)
6-21-24 at 5:00pm

Please plan your processing activities accordingly.

Thanks
Bill Millerski
UCSB
//13:32, 1 June 2024 (PDT)

=====Stepper #3 (ASML DUV) - System UP and calibrated=====
We have finished calibrations,
System is up.

Reminder to check/recalibrate your exposure dose. Focus should be the same, but beam optics changeout will affect dose.
//[[User:Mehalana v|Vraj Mehalana]] 11:17, 24 May 2024 (PDT)

=====Unaxis VLR still Down=====

The chiller has a decent sized ball of ice inside of it.

I need to let that melt off before I can do a proper diagnosis of what is causing the high pressure cut off to trip when the refrigerant pressures seem normal.
//13:29, 1 June 2024 (PDT)

//[[User:Mehalana v|Vraj Mehalana]] 11:17, 24 May 2024 (PDT)

=====Atomic Force Microscope (Dimension ICON) - 05/17: System UP=====
Head was repaired and returned today. A quick test showed correct performance. Note also that the pin board has been repaired so all 4 pins are now present. Lets keep it that way so please be careful when loading the tip holder!

//[[User:Mehalana v|Vraj Mehalana]] 13:46, 20 May 2024 (PDT)

=====MA6 TSA is down - Update=====
Due to unforeseen circumstances our FSE will not be onsite next week to work on the TSA microscope. They have rescheduled with us for Thursday of the following week, 6/13. I apologize for the inconvenience.

Per my previous email, there is a MA6 available for use at CNSI. Here is a link to the webpage for their tools:

https://www.cnsi.ucsb.edu/facilities/quantum-structures/nanofabrication

-Lee
//15:59, 22 May 2024 (PDT)

=====Velion FIB Tool DOWN=====
Raith service are installing and aligning a new GaBiLi source. The Velion FIB column is not available to users until further notice.

⚫
//[[User:Mehalana v|Vraj Mehalana]] 10:58, 30 April 2024 (PDT)


=====ICP1 Down=====
=====ICP1 Down=====
The board we were waiting on arrived, but it did not resolve the tool issue. We are working with Panasonic on the next steps.
The board we were waiting on arrived, but it did not resolve the tool issue. We are working with Panasonic on the next steps.
//[[User:Mehalana v|Vraj Mehalana]] 14:17, 1 March 2024 (PST)
//[[User:Mehalana v|Vraj Mehalana]] 14:17, 1 March 2024 (PST)

=====Lab Access Changes: Symmetry App=====
The iris scanner has been decommissioned. Please use the card reader which supports:

-Physical card

-Mobile phone via Symmetry App

//10:54, 23 May 2024 (PDT)

⚫
=====Wafer Bonder, (Suss SB6-8E)=====
SUSS aims to be on site in early February. We’ll will send out an email once I get confirmation for a specific date.
⚫
//[[User:Mehalana v|Vraj Mehalana]] 14:23, 13 December 2023 (PST)


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Latest revision as of 18:22, 28 April 2025

Raith Velion DOWN

The Raith Velion FIB tool is currently down while the AuGeSi source is replaced. Expected return to general use May 5th. // Demis D. John 18:22, 28 April 2025 (UTC)

SignupMonkey + Wiki: Off-Campus Access

Due to a DDoS attack affecting the Signupmonkey server, we have restricted access to the website to US locations only, including both the Nanofab Wiki and Signupmonkey.

If you are off-campus and experiencing issues, please utilize the UCSB VPN to access our sites. Here are the installation instructions for VPN on your device. You will need your UCSB NetID for download and installation - you would have received a UCSB NetID when you started using the NanoFab:

https://it.ucsb.edu/ivanti-secure-access-campus-vpn/get-connected-campus-vpn

-- Vraj // Demis D. John 20:08, 22 April 2025 (UTC)

New Gowns: Toolbelts purchases

We are required to switch to new gowns in January. The new gowns won’t have pockets, but you are allowed to purchase cleanroom tool belts. Please ask staff for which tool belts you can purchase.

Two vendors for cleanroom belts we are using are listed here, you may request others:

// Demis D. John 03:34, 3 January 2025 (UTC)

Suss SB6-8E

We found a blown resistor (and a questionable op amp) on one of the boards that contains the z-axis motor circuit. However, we still cannot get the tool to initialize. Next we will try swapping out the hard drive again and run some more tests.

I will send out an update once we have one. -Aidan // Demis D. John 00:35, 8 December 2024 (UTC)

ICP1 Down

The board we were waiting on arrived, but it did not resolve the tool issue. We are working with Panasonic on the next steps. //Vraj Mehalana 14:17, 1 March 2024 (PST)

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