There were about 9500 homes destroyed in the california wildfires. Thats 9500 new mandated solar installations in a short period. That will bump demand, with tarrifs supply will be hopefully limited. maybe this will get some funds floated into 43% efficiency research
On Sun, Nov 25, 2018 at 4:43 PM Bill Prince <[email protected]> wrote: > This speaks to that: > https://www.nextbigfuture.com/2018/11/self-assembled-carbon-nanotube-antennas-for-solar-power-revolution.html > > They say they have already achieved 43% efficiency, which is close to > double the photon conversion efficiency. > > Will be interesting to watch. > > bp > <part15sbs{at}gmail{dot}com> > > > On 11/25/2018 2:30 PM, Chuck McCown wrote: > > I would think that they would have an issue with polarization and > wavelength. Broad band of wavelengths in sunlight at random > polarizations. I guess mini bow tie antennas could handle the broadband > part. I wonder what the electric field strength is of sunlight. If it was > not high enough it would not be rectifiable. > > *From:* Bill Prince > *Sent:* Sunday, November 25, 2018 3:09 PM > *To:* AFMUG > *Subject:* [AFMUG] OT: Solar panel efficiency > > > > > Most of you know this, but current technology silicon solar panels are > near their peak efficiency at 20-25 % efficiency. There is a speculated > peak efficiency of around 29%, but we have no idea whether we can reach it > or not. The big issue is that only a fraction of the photons that hit the > silicon substrate get electrons to move (they create electron holes in > fact). > > However... What if we approach the energy conversion a different way. We > know from college (high school?) physics that light can be treated as > particles (photons), but it can also be treated as electromagnetic waves. > What if we could build tiny antennas that were sensitive to these waves? > What could we get for efficiency then? These folks think they could get 90% > efficiency, and they've already demonstrated > 40% efficiency. Carbon > nano-tubes. > > Article 1 > <https://news.energysage.com/what-are-the-most-efficient-solar-panels-on-the-market/> > > Article 2 > <https://pv-magazine-usa.com/2018/11/23/all-i-want-for-christmas-is-a-90-efficient-solar-panel/> > > > > > > -- > > bp > <part15sbs{at}gmail{dot}com> > > > ------------------------------ > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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