tag:blogger.com,1999:blog-22973357.post8701964130945982811..comments2023-09-27T07:44:19.769-04:00Comments on Sabine Hossenfelder: Backreaction: Liquid HeliumSabine Hossenfelderhttp://www.blogger.com/profile/06151209308084588985noreply@blogger.comBlogger11125tag:blogger.com,1999:blog-22973357.post-36811586366659454032009-12-26T23:32:09.371-05:002009-12-26T23:32:09.371-05:00In the last image of this post, it is actually a m...In the last image of this post, it is actually a magnet hovering above a superconductor, not a superconductor hovering above a magnet.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-16220113064687410572009-11-18T05:09:41.109-05:002009-11-18T05:09:41.109-05:00A lot of research is yet to be done on helium. By ...A lot of research is yet to be done on helium. By the way thanks for sharing the article and useful helium data.Hydrogen Helium Leak Testinghttp://www.abhobley.co.uknoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-63166643034659923952008-12-02T05:11:00.000-05:002008-12-02T05:11:00.000-05:00HiUS seems to be the largest producer and consumer...Hi<BR/><BR/>US seems to be the largest producer and consumer of Helium. Is there a reason and why is the consumption of other countries lower. Is it that they dont do the donal duck:-)Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-91620525319770984102008-07-26T08:47:00.000-04:002008-07-26T08:47:00.000-04:00Hi Stefan & Bee,Since the boiling point of hel...Hi Stefan & Bee,<BR/><BR/>Since the boiling point of helium is so low as compared to the other noble gases such as argon and krypton, which are extracted as by products in the production of liquid air and its distillation, helium extraction from the atmosphere would prove to be extremely expensive. However, in as the <A HREF="http://en.wikinerds.org/index.php/Solar_chemistry" REL="nofollow"Phil Warnellhttps://www.blogger.com/profile/15671311338712852659noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-91005907093978557122008-07-26T05:38:00.000-04:002008-07-26T05:38:00.000-04:00Thanks for your comments!Hi Arun,thanks for pointi...Thanks for your comments!<BR/><BR/>Hi Arun,<BR/><BR/>thanks for pointing out this <A HREF="http://www.bloggingstocks.com/2008/01/07/depletion-of-helium-reserves-threatens-to-ground-nasa-shuttle/" REL="nofollow">comment by Phil Kornbluth</A>, which provides a very interesting view on the issue!<BR/><BR/>Maybe this "helium crisis" is more of an US phenomenon - in the US right now, helium productionstefanhttps://www.blogger.com/profile/09495628046446378453noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-5964286998947331292008-07-25T11:13:00.000-04:002008-07-25T11:13:00.000-04:00The first comment here is interesting:http://www.b...The first comment here is interesting:<BR/><BR/><A HREF="http://www.bloggingstocks.com/2008/01/07/depletion-of-helium-reserves-threatens-to-ground-nasa-shuttle/" REL="nofollow">http://www.bloggingstocks.com/2008/01/07/depletion-of-helium-reserves-threatens-to-ground-nasa-shuttle/</A>Arunhttps://www.blogger.com/profile/03451666670728177970noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-86937107471022941642008-07-25T11:08:00.000-04:002008-07-25T11:08:00.000-04:00Mine Jupiter's atmosphere or one of its moons?Mine Jupiter's atmosphere or one of its moons?Arunhttps://www.blogger.com/profile/03451666670728177970noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-68232686104819254092008-07-25T10:36:00.000-04:002008-07-25T10:36:00.000-04:00Dear Stefan,Thanks for this great post. So what do...Dear Stefan,<BR/><BR/>Thanks for this great post. So what do we do when we run out of Helium, what are the alternatives? Best,<BR/><BR/>B.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-47341192078224388592008-07-25T07:07:00.000-04:002008-07-25T07:07:00.000-04:00If we run out of helium, does that mean we can't d...If we run out of helium, does that mean we can't do the Donald Duck voice by breathing-in a balloon?<BR/><BR/>If so, then this really is a national crisis.<BR/><BR/><A HREF="http://scubageek.com/articles/wwwheliu.html" REL="nofollow">http://scubageek.com/articles/wwwheliu.html</A>Andrew Thomashttps://www.blogger.com/profile/03852211910001840777noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-66343735207942342242008-07-25T06:53:00.000-04:002008-07-25T06:53:00.000-04:00Hi Stefan,This article is proof that one can’t jud...Hi Stefan,<BR/><BR/>This article is proof that one can’t judge a book by its cover or rather in this case a blog entry by its title; for in this case with the subject being helium one would suspect it would be a light read:-) (sorry I couldn’t resist the levity).<BR/><BR/>More seriously this is a great post and interesting as this subject of helium relates to cryogenics and more generally low Phil Warnellhttps://www.blogger.com/profile/15671311338712852659noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-9503525225900117422008-07-25T00:07:00.000-04:002008-07-25T00:07:00.000-04:00Great post!As a technician in a cryogenics lab wer...Great post!<BR/><BR/>As a technician in a cryogenics lab were liquid helium is used daily, I can tell you that we have already begun to feel the squeeze with the helium shortage. Price hikes occur more than once a year and makes us extra careful about with our usage.<BR/><BR/>I haven't checked, but is there any estimate when the US National helium reserve is expected to go dry? 10 years? Longer?Anonymousnoreply@blogger.com