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Hello all,</div>
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We are looking at purchasing a new 48" HF/BOE wet bench and I was hoping to get some feedback from other facilities on integrated HF dip tanks and DI rinse/cascade tanks.</div>
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We are a relatively low-volume shared university facility, and most users process only a few wafers or small samples at a time. I am trying to decide whether integrated tanks would provide enough benefit over a more flexible flat-deck bench using smaller PFA/PP
labware.</div>
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For facilities with integrated HF/BOE dip tanks and rinse tanks, I would be interested in your experience with things like:</div>
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Typical bath volumes and how frequently the tanks actually get used</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
Bath lifetime and whether chemistry is discarded due to age/contamination rather than depletion</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
Whether the chemical and DI water consumption feels excessive for low-volume processing</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
Cascade/overflow rinse versus quick-dump rinse, and whether you find either worthwhile for small batches</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
Whether users generally prefer the integrated tanks or still use beakers on the deck</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
Maintenance, cleaning, contamination, or waste-management issues you didn't anticipate</li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);">
Anything you would configure differently if purchasing a new HF bench today</li></ul>
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We have enough flexibility at this point to choose between a mostly flat-deck station, integrated HF dip/rinse tanks, or some combination of the two, so any experience from other shared nanofabs would be greatly appreciated.</div>
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Thanks much,</div>
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<div class="elementToProof"><span style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"><b><i>Dylan Bartusiak</i></b></span>
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Facility/Lab Manager</div>
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<a href="https://www.colorado.edu/facility/cosinc/" target="_blank" id="OWAa6822018-6af0-f3e2-da5c-1380193c0131" class="OWAAutoLink" style="margin: 0px;">COSINC Fabrication</a></div>
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University of Colorado Boulder</div>
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<span style="color: rgb(34, 34, 34);">303-492-2656</span><span style="color: rgb(0, 0, 0);"> |
<a href="https://www.linkedin.com/in/dylanbartusiak/" target="_blank" id="OWAb6e3e120-b175-ed11-d7b6-65e73aab2ffe" class="OWAAutoLink" style="margin: 0px;">
LinkedIn</a></span></div>
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<i>If your work used COSINC resources, please acknowledge:</i></div>
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<i>COSINC, RRID:SCR_018985</i></div>
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