Comments on: Does a Shower of Subatomic Positrons Mean We’ve Found Dark Matter? http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/ 80beats is DISCOVER's news aggregator, weaving together the choicest tidbits from the best articles covering the day\'s most compelling topics. Mon, 09 Nov 2009 00:28:01 -0600 http://wordpress.org/?v=2.8.4 hourly 1 By: Julius Mazzarella http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/comment-page-1/#comment-22561 Julius Mazzarella Sun, 05 Apr 2009 23:51:57 +0000 http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/#comment-22561 Uncle Al and Ryan. Thank you. I enjoyed reading your comments. ! I'm glad to see there are others interested in this topic and willing to share their knowledge. Have a great day. Uncle Al and Ryan. Thank you. I enjoyed reading your comments. ! I’m glad to see there are others interested in this topic and willing to share their knowledge.

Have a great day.

]]> By: John Cassady http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/comment-page-1/#comment-22522 John Cassady Sun, 05 Apr 2009 02:11:50 +0000 http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/#comment-22522 Jeez I'm so glad that you two are here otherwise we'd only have the experts to listen to. Jeez I’m so glad that you two are here otherwise we’d only have the experts to listen to.

]]> By: Ryan http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/comment-page-1/#comment-22437 Ryan Fri, 03 Apr 2009 07:11:31 +0000 http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/#comment-22437 Uncle Al, my guess would be that these dark matter anhilations also produce an equal number of high energy electrons. However, these electrons would not be distinguishable from other electrons that come from well known local sources. Consequently, I think the electron side of the dark matters' charge is just assumed here. Uncle Al, my guess would be that these dark matter anhilations also produce an equal number of high energy electrons. However, these electrons would not be distinguishable from other electrons that come from well known local sources. Consequently, I think the electron side of the dark matters’ charge is just assumed here.

]]> By: Uncle Al http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/comment-page-1/#comment-22404 Uncle Al Thu, 02 Apr 2009 16:20:20 +0000 http://blogs.discovermagazine.com/80beats/2009/04/02/do-a-shower-of-subatomic-positrons-mean-weve-found-dark-matter/#comment-22404 If dark matter exists, is electrically neutral, and if it sources a positron eccess, what balances the charge? Supernova ejecta contain Ni-56 then Co-56. Co-56 decays by positron emission, <I>Astrophys. J.</I> 673 1014 (2008), <I>Chin. J. Astron. Astrophys.<.I> 8 71 (2008). "Type I supernova is a prolific event for 56Ni nucleosynthesis. Each one ejects almost half of a solar mass of 56Ni", <I>Handbook of Isotopes in the Cosmos: Hydrogen to Gallium</I>, Donald D. Clayton, 2003. Why is positrons/electrons greater than one a surprise? If dark matter exists, is electrically neutral, and if it sources a positron eccess, what balances the charge?

Supernova ejecta contain Ni-56 then Co-56. Co-56 decays by positron emission, Astrophys. J. 673 1014 (2008), Chin. J. Astron. Astrophys.< .I> 8 71 (2008). “Type I supernova is a prolific event for 56Ni nucleosynthesis. Each one ejects almost half of a solar mass of 56Ni”, Handbook of Isotopes in the Cosmos: Hydrogen to Gallium, Donald D. Clayton, 2003. Why is positrons/electrons greater than one a surprise?

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