[3dem] LaB6 question

[Tsybovsky, Yaroslav (NIH/NCI) [C]]

Hello,

Yes, our engineers strongly advise against it. They prefer that we order the filament just before installing it.


Yaroslav Tsybovsky, Ph.D. (contractor)
Senior Scientist & Head
Vaccine Research Center Electron Microscopy Unit
Frederick National Laboratory for Cancer Research
Leidos Biomedical Research, Inc.
Post Office Box B
Frederick, Maryland 21702
Phone: 301-846-7550



From: Morgan, David Gene <dagmorga at indiana.edu>
Sent: Friday, October 15, 2021 10:27 AM
To: 3dem at ncmir.ucsd.edu
Subject: [3dem] LaB6 question

Hi,

Does anyone worry about keeping a spare LaB6 filament for several years before using it?

--
    politics is more difficult than physics.
                                             A. Einstein

            David Gene Morgan
        Electron Microscopy Center
             047E Simon Hall
             IU Bloomington
          812 856 1457 (office)
          812 856 3221 (3200)
      https://urldefense.proofpoint.com/v2/url?u=http-3A__iubemcenter.indiana.edu&d=DwIFAg&c=-35OiAkTchMrZOngvJPOeA&r=L7-zyQ-04fFCMRqzLIOnx7H0exGZHwIQe_wMPuY600I&m=rpy_Ht9K_6SeEG_5GuJTSDpq71ea5TWLi0eW5kzSvOc&s=MbXldl3gxXgzeocHHE0PjKu8fIpqanOB9ilgMzn1icE&e= <https://urldefense.proofpoint.com/v2/url?u=http-3A__iubemcenter.indiana.edu&d=DwQFAw&c=-35OiAkTchMrZOngvJPOeA&r=L7-zyQ-04fFCMRqzLIOnx7H0exGZHwIQe_wMPuY600I&m=k1bJh6TfjHlmz00wKqwIW5TNt8AUcGaR-gAKexjA5AQ&s=n7jij5mUPILcG5P4S7qrd09ZcCdcV_rV70UfDvZFJOY&e=>
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