Erratum: I also left out the substitution step for room temperature: 360=2.40137205*10^-9*pi*(Th^4-6975757441) ; subst(289)
On Wed, May 22, 2013 at 5:53 PM, James Bowery <jabow...@gmail.com> wrote: > Erratum: Strike the "So, what..." > > > On Wed, May 22, 2013 at 5:53 PM, James Bowery <jabow...@gmail.com> wrote: > >> q=eps*s*(Th^4-Tc^4)*A >> q=eps*(2*pi*r^2+2*l*pi*r)*s*(Th^4-Tc^4) ; subst(2*pi*r^2+2*l*pi*r, A) >> q=5.6703*10^-8*eps*(2*pi*r^2+2*l*pi*r)*(Th^4-Tc^4) ; subst(5.6703e-8, s) >> q=5.6703*10^-8*eps*(0.11*l*pi+0.00605*pi)*(Th^4-Tc^4) ; subst(.055, r) >> q=2.40137205*10^-9*eps*pi*(Th^4-Tc^4) ; subst(.33, l) >> q=2.40137205*10^-9*pi*(Th^4-Tc^4) ; subst(1, eps) >> 360=2.40137205*10^-9*pi*(Th^4-Tc^4) ; subst(360, q) >> Th=(21437744309550/pi+997533314063)^(1/4)/143^(1/4) ; solve(Th) >> Th=483.6006 Kelvin >> Th=210.451 Celsius >> >> using: http://www.ajdesigner.com/phpwien/wien_equation.php >> >> peak emission wavelength (λmax) = 5.9920696955297E-6 meter >> >> or 6 micrometers >> >> That is with no losses other than black body radiation (ie: no convective >> losses). >> >> That is way into the infrared. The excursions into the visible >> wavelength occurred with 360W. >> >> >> >> So, what >> >> >> On Wed, May 22, 2013 at 4:19 PM, Jed Rothwell <jedrothw...@gmail.com>wrote: >> >>> James Bowery <jabow...@gmail.com> wrote: >>> >>> >>>> There is value in pursuing reductio ad absurda when they engage one of >>>> the strongest arguments that the demonstration is valid: >>>> >>>> That the power input could not conceivably have produced the radiation >>>> wavelengths observed. >>>> >>> >>> You have mentioned that several times. Can you please post a more >>> detailed discussion of that, with equations and examples? That would be >>> helpful. Please post this in a new thread so I can find it easily. >>> >>> You might also address the fact that the first device melted. >>> >>> - Jed >>> >>> >> >
