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Hi Kurt,
<div>We tried to use SU8 instead of photo resist and the results were not satisfactory: there were residues on Si surface (something like black Silicon) and the chamber was quite dirty. We discontinued the experiments.</div>
<div>Regards,</div>
<div>Shimon</div>
<div>Hebrew University of Jerusalem <br>
<br>
<div id="AppleMailSignature" dir="ltr">Sent from my iPhone</div>
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On 8 May 2019, at 0:24, Kurt Kupcho <<a href="mailto:kurt.kupcho@wisc.edu">kurt.kupcho@wisc.edu</a>> wrote:<br>
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<p class="MsoNormal">Labnetwork - <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">We have been asked to allow SU-8 in our DRIE. I am reluctant to do so because of reports I have read that SU-8 contaminates ICP etch chambers worse than regular photoresist and it can produce antimony contaminants on the surface from the
SU-8.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Do any of you have experience in allowing SU-8 in your DRIE or denying it? What was your decision based on?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thank you for your help.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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</span></span><!--[endif]-->Kurt<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">---------------------------------------------------<o:p></o:p></p>
<p class="MsoNormal">Kurt Kupcho<o:p></o:p></p>
<p class="MsoNormal">Process Engineer/Safety Officer<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">NFC<o:p></o:p></p>
<p class="MsoNormal">1550 Engineering Drive<o:p></o:p></p>
<p class="MsoNormal">ECB Room 3110<o:p></o:p></p>
<p class="MsoNormal">Madison, WI 53706<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">E: <a href="mailto:kurt.kupcho@wisc.edu">kurt.kupcho@wisc.edu</a><o:p></o:p></p>
<p class="MsoNormal">T: 608-262-2982<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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