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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Jing,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"> I see no reason to cover the targets at all. Keep in mind that when you begin the process, you are sputtering onto a shutter which reveals homogeneous material
free of oxidation and airborn contaminants. We have always stored them in a plastic food container for general protection from damage and put them in a nitrogen flooded dry box for good measure but I don’t believe it makes any difference. Perhaps someone else
in the network can attest or disagree with my practice since I’m sure that if there are experts in these sciences, they subscribe.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">For the record, I will offer to dispose of all your used silver, gold, platinum, and palladium targets, free of charge
</span><span style="font-size:11.0pt;font-family:Wingdings;color:#1F497D">J</span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Equipment Dood<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Steve Paolini<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Principal Equipment Engineer<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1F497D">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";color:#1F497D">11 Oxford St.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Cambridge, MA 02138<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1F497D">617- 496- 9816<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1F497D">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";color:#1F497D">www.cns.fas.harvard.edu</span><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> labnetwork-bounces@mtl.mit.edu [mailto:labnetwork-bounces@mtl.mit.edu]
<b>On Behalf Of </b>Guo, Jing<br>
<b>Sent:</b> Thursday, December 14, 2017 12:50 PM<br>
<b>To:</b> labnetwork@mtl.mit.edu<br>
<b>Subject:</b> [labnetwork] Sputtering targets storage<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Hi All,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">We have a lot sputtering targets for our UHV sputtering system. Right now each target is covered by Aluminum foil stored in a plastic box. <o:p></o:p></p>
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<p class="MsoNormal">We are wondering whether the Aluminum foil is necessary for all the targets. After several times the foil will become wrinkled and it is kind annoying to cover a target with wrinkled foil. <o:p></o:p></p>
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<p class="MsoNormal">Do you have any good idea to store those targets? Please advise. <o:p></o:p></p>
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<p class="MsoNormal">And for those used ones, any good way to dispose them or recycle them?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Best Regards,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Jing<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="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">Research Lab Supervisor</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">Nanofabrication Facility</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">University of Houston</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">Postal Address: </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">UNIVERSITY OF HOUSTON</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">NANOFABRICATION FACILITY</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">3517 CULLEN BLVD, RM 1011</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">HOUSTON TX 77204-5062</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">Phone: 832-842-8822</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">Email: <a href="mailto:jguo5@central.uh.edu">jguo5@central.uh.edu</a></span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Helvetica","sans-serif";color:#333333">Web: <a href="https://urldefense.proofpoint.com/v2/url?u=http-3A__www.uh.edu_nanofab&d=DwMFAg&c=WO-RGvefibhHBZq3fL85hQ&r=-H4Z_jeDfTYjnKPXor15vLwzBllmg8gFrb9m_k9OGks&m=JQ0RK3r61QDHMAsEbwpK9fZRVQESn2QZGQ8B5RcJYUw&s=20eMlS9ksp-wnzDQ-WiI-4BDsd8easH6WiJE60Js99I&e=">www.uh.edu/nanofab</a></span><o:p></o:p></p>
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