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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Travis,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Does this application use a lot of volume? If not, would you consider using an N2 cylinder with a high pressure output regulator? We have had a few pieces of equipment that
required HP N2 and we were able to use a cylinder and regulator that could put out the required pressure. Of course, these applications did not require a lot of volume. Please keep in mind that it is CRITICAL to only use thickwall Stainless tubing and any
other components that are rated for pressure that is higher than the regulator can put out.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> Equipment Dood<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri",sans-serif">Steve Paolini<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri",sans-serif">Principal Equipment Engineer<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri",sans-serif">Harvard University Center for Nanoscale Systems<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri",sans-serif">11 Oxford St.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri",sans-serif">Cambridge, MA 02138<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri",sans-serif">617- 496- 9816<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri",sans-serif">spaolini@cns.fas.harvard.edu<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri",sans-serif">www.cns.fas.harvard.edu</span><span style="font-size:14.0pt;font-family:"Calibri",sans-serif"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">From:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> labnetwork <labnetwork-bounces@mtl.mit.edu>
<b>On Behalf Of </b>Travis Venables<br>
<b>Sent:</b> Wednesday, August 06, 2025 11:29 AM<br>
<b>To:</b> labnetwork@mtl.mit.edu<br>
<b>Subject:</b> [labnetwork] N2 Pressure Builder<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Hello everyone,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Here at QNF we have a need to bring our house N2 pressure (sitting at 100psi) up to 500-750psi for a Nanonex NX2600 Nanoimprint tool. We currently utilize a Maximator system which is controlled pneumatically with house CDA. We are having
a lot of issues with o-rings drying up and needing regular regreasing which becomes labor intensive. I am curious what everyone uses for N2 pressure builders in their facilities. Thanks!<o:p></o:p></p>
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<p class="MsoNormal"><span class="gmailsignatureprefix">-- </span><o:p></o:p></p>
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<p class="MsoNormal">Travis Venables<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Lead Cleanroom Equipment Engineer<o:p></o:p></p>
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<p class="MsoNormal">Quattrone Nanofabrication Facility<o:p></o:p></p>
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<p class="MsoNormal">University of Pennsylvania<o:p></o:p></p>
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<p class="MsoNormal"><a href="https://urldefense.proofpoint.com/v2/url?u=https-3A__www.nano.upenn.edu&d=DwMFaQ&c=WO-RGvefibhHBZq3fL85hQ&r=-H4Z_jeDfTYjnKPXor15vLwzBllmg8gFrb9m_k9OGks&m=QyNZ-eTP1Aphu95h5MJfvuU3CgGKOuWgt8PPM2Mvs-lOMOQAZrDOR1tyRJrhAxi1&s=yHcCcKZ7LUi_RBSwRNaPhgJlJkpnXda2GINBWb8B2n0&e=" target="_blank">https://www.nano.upenn.edu</a><o:p></o:p></p>
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<p class="MsoNormal">P: 215-898-1787<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="border:solid windowtext 1.0pt;padding:0in"><img border="0" width="200" height="70" style="width:2.0833in;height:.7291in" id="Picture_x0020_1" src="cid:~WRD0000.jpg" alt="Image removed by sender."></span><o:p></o:p></p>
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