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= Process Flows =
= Process Flows =
ZEP520A is used as a standard positive e-beam resist. A process flow for spinning, e-beam exposing and development of this resist can be downloaded here (word format):
[[media:Process_Flow_ZEP.docx|Process_Flow_ZEP.docx]]; please note that the individual steps of the process flow should be optimised to your specific processing technique, this process flow thus being a guideline.
You can use the SSE-spinner, the Manual Spinner 1 or the III-V spinner to coat wafer or chips with e-beam resist. Read more about these spinners
<span class="plainlinks">[http://labadviser.danchip.dtu.dk/index.php/Specific_Process_Knowledge/Lithography/Coaters here]</span> (opens in a new tab).
* ZEP520A (standard resist), FLOW
* table of available resists
{|border="1" cellspacing="1" cellpadding="3" style="text-align:left;" width="80%"
|-
|-
|-style="background:silver; color:black"
|'''Resist'''
|'''ZEP520A'''
|'''ZEP7000'''
|'''PMMA'''
|'''MMA (AR-P 617.05)'''
|'''CSAR'''
|'''HSQ/XR-1541'''
|'''Ma-N 2403'''
|'''Mr EBL 6000'''
|-
|-
|-style="background:WhiteSmoke; color:black"
|'''Polarity'''
|Positive
|Positive
|Positive
|Positive
|Positive
|Negative
|Negative
|Negative
|-
|-style="background:LightGrey; color:black"
|'''Manufacturer'''
|ZEON
|ZEON
|
|AllResist
|AllResist
|DOW Corning
|Micro Resist
|Micro Resist
|-
|-style="background:WhiteSmoke; color:black"
|'''Comments'''
|Standard positive resist.
|Low dose to clear. Used for trilayer (PEC-free) resist-stack. Please contact Lithography.
|
|Approved, not tested yet. Used for trilayer (PEC-free) resist-stack or double-layer lift-off resist stack.
|Approved, not tested yet. Should work quite similar as ZEP520A. Please contact Lithography.
|Approved, not tested yet.
|Standard negative resist
|
|-
|-style="background:WhiteSmoke; color:black"
|'''Technical Report'''
|[[media:ZEP520A.pdf|ZEP520A.pdf]]
|[[media:ZEP7000.pdf|ZEP7000.pdf]]
|
|[[media:AR_P617.pdf‎|AR_P617.pdf‎]]
|[[media:CSAR_62_and_process_chemicals.pdf‎|CSAR_62_and_process_chemicals.pdf‎]]
|
|
|
|-
|-style="background:LightGrey; color:black"
|'''Spinner'''
|SSE, Manual Spinner 1, III-V Spinner
|Manual Spinner 1, III-V spinner
|Manual Spinner 1, III-V spinner
|Manual Spinner 1, III-V spinner
|Manual Spinner 1, III-V spinner
|Manual Spinner 1, III-V spinner
|Manual Spinner 1, III-V spinner
|Manual Spinner 1, III-V spinner
|-
|-style="background:WhiteSmoke; color:black"
|'''Developer'''
|ZED-N50/Hexyl Acetate,n-amyl acetate, oxylene. [[media:JJAP-51-06FC05.pdf‎|JJAP-51-06FC05.pdf‎]], [[media:JVB001037.pdf‎|JVB001037.pdf‎]]
|ZED-N500/Hexyl Acetate,n-amyl acetate, oxylene
|MIBK:IPA (1:3)/IPA:H2O
|AR600-55/MIBK:IPA
|X AR 600-54-6/MIBK:IPA
|TMAH/AZ400K:H2O
|Ma-D333/TMAH, MIF726
|mr. Dev
|-
|-style="background:LightGrey; color:black"
|'''Rinse'''
|IPA
|IPA
|IPA
|
|H2O
|H2O
|H2O
|
|-
|-style="background:WhiteSmoke; color:black"
|'''Remover'''
|acetone/1165
|acetone/1165
|acetone/1165/Pirahna
|acetone/1165
|
|
|acetone/O2 plasma
|
|-
|-style="background:LightGrey; color:black"
|'''Process Flow (docx-format)'''
|[[media:Process_Flow_ZEP.docx|Process_Flow_ZEP.docx]]
|Trilayer stack: [[media:Process_Flow_Trilayer_Ebeam_Resist.docx‎|Process_Flow_Trilayer_Ebeam_Resist.docx‎]]
|AA
|Trilayer stack: [[media:Process_Flow_Trilayer_Ebeam_Resist.docx‎|Process_Flow_Trilayer_Ebeam_Resist.docx‎]]
|[[media:Process_Flow_CSAR.docx‎|Process_Flow_CSAR.docx‎]]
|BB
|BB
|BB
|}


{|border="1" cellspacing="1" cellpadding="3" style="text-align:left;" width="100%"
{|border="1" cellspacing="1" cellpadding="3" style="text-align:left;" width="100%"