Hi Alex, I hope You will share results of your experiments! ;-)
Thanks, Dalibor 2013/10/2 AlexTsekenis <alextseke...@gmail.com>: > Hi Nick, > > I am doing some experimental work on the subject of lifespan due to > sputtering. > > Could you provide the full reference, including if possible a chapter or > page number, for Weston's 50% threshold please? You mentioned it in your > first post. > Thanks in advance. > > Regards, > Alex > > > On Tuesday, October 1, 2013 4:04:26 PM UTC+1, Nick wrote: >> >> The lifespan of a nixie is not a precise science - end of life may be >> considered as when luminosity drops by 50% (Weston), sputtering destroys a >> cathode, cathode poisoning renders a glyph unreadable (though this may be >> reversible), mechanical damage etc. >> >> I was wondering about the luminosity and sputtering issue. In my >> experience, nixies rarely run at over 35 - 40C unless heavily over-driven. >> Would the introduction of a small amount of a halogen, probably chlorine in >> this case (maybe iodine?), allow a low-temperature halogen cycle to >> re-deposit any evaporated cathode? I'm well aware that mercury (Hg) is >> introduced for a similar reason, but a halogen may be safer (in today's H&S >> climate) if it works at all... >> >> I'm not a physical/inorganic chemist, so thoughts welcome.... >> >> Nick > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to neonixie-l+unsubscr...@googlegroups.com. > To post to this group, send an email to neonixie-l@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/384e33af-2754-4e97-a74a-b339a49d503c%40googlegroups.com. > > For more options, visit https://groups.google.com/groups/opt_out. -- Dalibor Farny http://dalibor.farny.cz -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To post to this group, send an email to neonixie-l@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/CA%2BnkT5rS-1pgA6%3D5Ac8AiVB9ZkX1qJYuQOc%2BkzWJhad52tHUtw%40mail.gmail.com. For more options, visit https://groups.google.com/groups/opt_out.
