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</o:shapelayout></xml><![endif]--></head><body lang=PT link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal><span lang=EN-ZW style='mso-fareast-language:EN-US'>Hi</span><span style='mso-fareast-language:EN-US'> Russ,<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:EN-US'>We make PDMS molds in our lab but we have banned it from the cleanroom. It tends to stick everywhere and since it’s transparent, you often don’t notice it until it’s too late. We have had pieces sticking on the bottom of wafers.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:EN-US'>So now the molds are made outside the cleanroom inside a laminar flow hood.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><div><p class=MsoNormal>Melhores Cumprimentos/ Best Regards<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Virginia Soares<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><img width=40 height=35 style='width:.4166in;height:.3645in' id="Picture_x0020_1" src="cid:image001.png@01DC1DA5.93B2A500">INESC-MN<o:p></o:p></p><p class=MsoNormal>Rua Alves Redol,9<o:p></o:p></p><p class=MsoNormal>1000-029 LISBON<o:p></o:p></p><p class=MsoNormal>PORTUGAL<o:p></o:p></p><p class=MsoNormal>Tel: +3513100237<o:p></o:p></p><p class=MsoNormal>https://inesc-mn.pt<o:p></o:p></p></div><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US>From:</span></b><span lang=EN-US> labnetwork <labnetwork-bounces@mtl.mit.edu> <b>On Behalf Of </b>Russ Renzas<br><b>Sent:</b> 4 de setembro de 2025 01:22<br><b>To:</b> Lab Network (labnetwork@mtl.mit.edu) <labnetwork@mtl.mit.edu><br><b>Subject:</b> [labnetwork] PDMS mold process?<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'>Is anyone familiar with PDMS (or other material) mold fabrication? Any procedures or gotchas to worry about? <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'>Bio faculty member asking if we can make molds in our fab. I only know how to make semiconductor, photonic, and quantum devices. <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'>Thanks!<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'>Russ<o:p></o:p></span></p></div><div id=ms-outlook-mobile-body-separator-line><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'><o:p> </o:p></span></p></div></div><div id=ms-outlook-mobile-signature><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'>Russ Renzas<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:12.0pt;font-family:Aptos'>University of Nevada, Reno<o:p></o:p></span></p></div></div></div></body></html>