More... http://vimeo.com/27247968
This simulation depicts a exploding star that produces load of magnetic field lines that can disrupt the surface of the exploding star. On Thu, Jul 3, 2014 at 1:52 AM, Axil Axil <janap...@gmail.com> wrote: > There is an assumption that energy is transferred from the core of the sun > to the surface via photons. This is most likely not true. > > Magnetic field lines may well move most of the energy from inside the sun > to the surface where it excites the corona to very high temperatures in the > millions of degrees. > > The surface of the sun is only 5505 °C. However, the temperature increases > very steeply from 5505 degrees to a few million degrees in the corona, in > the region 500 kilometers above the photosphere. This is the opposite for > what would be expected for heat transfer through black body radiation. > > The same EMF heat transfer mechanism could well be true for supernova > explosions. The surface of the exploding star could be blow off > instantaneously through an intense pulse of EMF. > > > > On Thu, Jul 3, 2014 at 1:04 AM, Eric Walker <eric.wal...@gmail.com> wrote: > >> On Wed, Jul 2, 2014 at 2:39 PM, <mix...@bigpond.com> wrote: >> >> That the estimates for the time taken in the Sun vary between 10000 & >>> 170000 >>> years, then this tells me that such estimates are not on a very sound >>> footing. >>> If the difference is a factor of 17 for a constant star like the Sun, >>> then I'm >>> surprised that they only got if wrong by a factor of 2 for the supernova. >>> >> >> Good point about the lack of precision in the estimates. I used a >> footnote but failed to include the original reference (it was to Wikipedia >> [1]). The Wikipedia article in turn references an article by NASA [2]. >> >> Eric >> >> >> [1] http://en.wikipedia.org/wiki/Sun >> [2] http://sunearthday.nasa.gov/2007/locations/ttt_sunlight.php >> >> >
