tag:blogger.com,1999:blog-22973357.post8262194925447949595..comments2023-09-27T07:44:19.769-04:00Comments on Sabine Hossenfelder: Backreaction: Monday LinksSabine Hossenfelderhttp://www.blogger.com/profile/06151209308084588985noreply@blogger.comBlogger17125tag:blogger.com,1999:blog-22973357.post-4506449968189028382007-07-22T22:25:00.000-04:002007-07-22T22:25:00.000-04:00late to the show I always am... the Iran thing on...late to the show I always am... the Iran thing on Lew Rockwell was amusing but the author does take some liberties with the facts. So regardless of my support of Ron Paul (who gains much endorsement from lew rockwell) I should point out to you the following <A HREF="http://cns.miis.edu/pubs/npr/vol14/141/141wood.pdf" REL="nofollow">pdf</A><BR/><BR/>I read this over the winter (but not while Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-86206638964497741412007-07-12T18:37:00.000-04:002007-07-12T18:37:00.000-04:00Silence is the sleep that nourishes wisdomGreat qu...<I>Silence is the sleep that nourishes wisdom</I><BR/><BR/>Great quote :-)stefanhttps://www.blogger.com/profile/09495628046446378453noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-74530213031501660122007-07-11T18:55:00.000-04:002007-07-11T18:55:00.000-04:00Words burst out before wisdom is nourished. :(Words burst out before wisdom is nourished. :(Arunhttps://www.blogger.com/profile/03451666670728177970noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-53006942607029425462007-07-09T16:33:00.000-04:002007-07-09T16:33:00.000-04:00Hi Gordon,yes, I came across the eol website some ...Hi Gordon,<BR/><BR/>yes, I came across the eol website some time ago, my mum will love it (she's a biology teacher, I can imagine thousand of pupils copying essays ;-) ). It still bothers me if people dismiss any kind of ecological consciousness just because they don't believe global warming is caused by humans. There's no doubt that our presence on this planet has consequences that will fall Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-50239392471221627922007-07-09T15:42:00.000-04:002007-07-09T15:42:00.000-04:00That sign was a hoot. First, I thought you were di...That sign was a hoot. First, I thought you were dissing LQG, but then realised that String Theory is also a Road. The sign does sort of look like an Octopus, though.<BR/>I notice a post on Reference Frame by you on Global Warming ( a link anyway). Rather than get involved in polemics about how anthropogenic it is, or whether it is hubristic to assume Kyoto and carbon credits will change it, I GWhttps://www.blogger.com/profile/16309914321843947595noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-70274892066402284862007-07-09T14:48:00.000-04:002007-07-09T14:48:00.000-04:00yes, indeed. I've tried to find a way to feed them...yes, indeed. I've tried to find a way to feed them so they would grow but couldn't come up with anything sensible. it would take matter with a density of several thousand times nuclear matter (like e.g. inside a neutron star) to achieve that. on the other hand, we should be grateful they can't grow.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-733523054104390932007-07-09T14:40:00.000-04:002007-07-09T14:40:00.000-04:00yes, of course. your argument was: "you can't be p...yes, of course. your argument was: "you can't be precise and fast enough because these holes are just so darn tiny and small"<BR/>great argument... <BR/>A.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-59561921893831415562007-07-09T14:25:00.000-04:002007-07-09T14:25:00.000-04:00the point is you can't be as precise and fast as n...the point is you can't be as precise and fast as necessary to feed the electrons into your black hole. it's the same reason why Horst's 'patent' to <A HREF="http://backreaction.blogspot.com/2007/01/micro-black-day.html" REL="nofollow">feed the garbage into black holes</A> is, well, garbage.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-58368293530418910332007-07-09T14:22:00.000-04:002007-07-09T14:22:00.000-04:00but wrong, as you didnt mentioned "precise and fas...but wrong, as you didnt mentioned "precise and fast" possibility hehe<BR/>A.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-24333613954293749202007-07-09T14:19:00.000-04:002007-07-09T14:19:00.000-04:00indeed, I think my answer was very precise and fas...indeed, I think my answer was very precise and fast ;-)Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-30316737603046346602007-07-09T14:18:00.000-04:002007-07-09T14:18:00.000-04:00wait, I remembered: by being very precise and fast...wait, I remembered: by being very precise and fast ;)<BR/>A.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-68720963564945104112007-07-09T14:17:00.000-04:002007-07-09T14:17:00.000-04:00I think it can't be done.I think it can't be done.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-91277643497738365982007-07-09T14:16:00.000-04:002007-07-09T14:16:00.000-04:00I don't know.what do you think, how it should/coul...I don't know.<BR/>what do you think, how it should/could be done?<BR/>A.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-48201753838636165232007-07-09T13:22:00.000-04:002007-07-09T13:22:00.000-04:00proposal: spray produced BH with electrons how do ...<I>proposal: spray produced BH with electrons </I><BR/><BR/>how do you think you get the electron into the black hole? the black hole cross-section is tiny, something like R^2, that is 10^{-7}/fm^2 or so. also, you'd have to be pretty fast, otherwise it's decayed long before that (lifetime roughly 10 fm/c, that is 10^-22 seconds). - B.Sabine Hossenfelderhttps://www.blogger.com/profile/06151209308084588985noreply@blogger.comtag:blogger.com,1999:blog-22973357.post-22971361951286521582007-07-09T12:55:00.000-04:002007-07-09T12:55:00.000-04:00btw. of course, electron spray is needed so that B...btw. of course, electron spray is needed so that BH would feel magnetic field in first place<BR/><BR/>A.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-46969324920498909352007-07-09T12:52:00.000-04:002007-07-09T12:52:00.000-04:00now you're talking bee.producing black holes in la...now you're talking bee.<BR/><BR/>producing black holes in lab surely is possible scenario. let's say there is enough energy at LHC (or if not LHC then some bigger, better machine in the future), then:<BR/>1 let's say gravity IS quantized, THEN somehow we might get a stable black hole, ie. in lowest state and not completely evaporating.<BR/><BR/>2 how we might do that? proposal: spray produced BH Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-22973357.post-43646018282366026902007-07-09T11:51:00.000-04:002007-07-09T11:51:00.000-04:00"Silence is the sleep that nourishes wisdom." Unde...<I>"Silence is the sleep that nourishes wisdom." </I><BR/><BR/>Understood!<BR/><BR/>:)Arunhttps://www.blogger.com/profile/03451666670728177970noreply@blogger.com