frank: ah! thanks. It seems like you've had 99 lives man. On Fri, Dec 16, 2022 at 12:28 AM Marcus Daniels <mar...@snoutfarm.com> wrote:
> I like the idea of a large transatlantic DC power cable. That would > enable solar power to be distributed around the world. It would reduce > the need to depend on batteries for wind and solar. Of course, you raise > #3, so it would be a target for sabotage like with Nordstream. It would be > nice to think there are things just to valuable to destroy, but probably > there are no such things. > ------------------------------ > *From:* Friam <friam-boun...@redfish.com> on behalf of Sarbajit Roy < > sroy...@gmail.com> > *Sent:* Friday, December 16, 2022 12:01 AM > *To:* The Friday Morning Applied Complexity Coffee Group < > friam@redfish.com> > *Subject:* Re: [FRIAM] technical notes on fusion announcement > > What you are missing includes > 1) Disposal of long term hazardous nuclear waste. > 2) Problems in maintaining / decommissioning ol older nuclear > fission plants > 3) Examples like we are seeing Ukraine's nuclear plants caught up in a war. > > On Fri, Dec 16, 2022 at 2:59 AM Gillian Densmore <gil.densm...@gmail.com> > wrote: > > Ok so this is cool and all. > Sigh I'll ask *that* question. We want less carbons because the planet is > on f'n fire <https://www.youtube.com/watch?v=IFgBFYkBZ6E> . As far as I > know humans (in the very least) accelerated climate change. Ie we made this > mess clean it up. ok fair so far I'm following. > So uh why not just start with fission (breeders) ? Why not also put as > much money into matter/anti matter as well as fusion? We can make minute > amounts of antimatter in massive collider. I'd think something who's by > product are xrays gamma and some other stuff with a lot of energy created > would be a massive honney pot the department of energy would pursue as well. > I know the answer to fission (sadly) is NIMBY. (yes but it's a lot cleaner > and safer than oil and coal I say) > I don't know why we haven't looked at other things as well > What I'm saying is fusion has been humans icarus wings with it being just > arround the corner for decades. while matter/anti matter is (sort of) here. > Fission is here. Want zero carbons? cool! so why not build out a ton of > reactors we already can do. Or am I missing something? > > On Wed, Dec 14, 2022 at 8:31 AM Marcus Daniels <mar...@snoutfarm.com> > wrote: > > How ICF might evolve into a power plant: > > https://firstlightfusion.com/technology/power-plant > > Sent from my iPhone > > On Dec 14, 2022, at 7:16 AM, glen <geprope...@gmail.com> wrote: > > Excellent! Thanks. I think I'll have to push this topic for another day. > I've got a few more links from other fora I'll plop here just in case I > only land back here if/when I pop it off the stack later: > > > https://lasers.llnl.gov/news/magnetized-targets-boost-nif-implosion-performance > > https://spie.org/news/nuclear-fusion-nifs-hall-of-mirrors-may-solve-worlds-energy-crisis?SSO=1 > > https://www.science.org/content/article/fusion-power-may-run-fuel-even-gets-started > > https://arstechnica.com/science/2022/12/what-enabled-the-big-boost-in-fusion-energy-announced-this-week/ > > On 12/13/22 16:23, Steve Smith wrote: > > I think DT refers simply to the remaining fraction of Deuterium/Tritium > remaining after the reaction event (-4%) without specific accounting for > remaining D vs T. > > My understanding is that D-T fusion occurs at a lower temperature than > D-D but that once fusion commences (starting with D-T), both D-T and D-D > reactions occurring in similar amounts. In laser-driven ICF (as with NIF) I > believe the ratio of D/T is nominally 50/50 though it would seem to make > sense to have a higher T to D ratio but most references I see imply equal > portions. An equal number of D-D and D-T reactions would seem to consume > D more quickly, though as that commences, the D/T ratio would go down, > making D-T reactions (yet) more likely... tricky business, no wonder it > has taken decades to get to this point? > > The Wikipedia Entry on ICF is pretty good: > https://en.wikipedia.org/wiki/Inertial_confinement_fusion > > I found several popular science Articles which seem to reinforce my sense > that this "breakthrough" is not as significant as implied: > > > https://www.science.org/content/article/fusion-breakthrough-nif-uh-not-really > > Other interesting/relevant links regarding D-T and D-D fusion... > > > https://www.researchgate.net/publication/263507001_Species_separation_and_modification_of_neutron_diagnostics_in_inertial-confinement_fusion/figures?lo=1 > > https://www.energy.gov/science/doe-explainsnuclear-fusion-reactions < > https://www.energy.gov/science/doe-explainsnuclear-fusion-reactions> > > https://science.jrank.org/pages/4732/Nuclear-Fusion-D-D-D-T-reactions.html > < > https://science.jrank.org/pages/4732/Nuclear-Fusion-D-D-D-T-reactions.html > > > > On 12/13/22 4:36 PM, glen wrote: > > That's why I asked. I guess I'll assume DT means both deuterium and > tritium, not just deuterium. If you were going to track fuel use, you'd > track the rarer part more closely, right? > > > On 12/13/22 09:22, Frank Wimberly wrote: > > DT = deuterium? > > > --- > > Frank C. Wimberly > > 140 Calle Ojo Feliz, > > Santa Fe, NM 87505 > > > 505 670-9918 > > Santa Fe, NM > > > On Tue, Dec 13, 2022, 10:21 AM glen <geprope...@gmail.com <mailto: > geprope...@gmail.com>> wrote: > > > Awesome. Thanks. I'm still trying to catch up with the QC Wormhole > kerfuffle. Who knew Quanta was so click baity? > > > What is "DT"? > > > On 12/13/22 09:02, Marcus Daniels wrote: > > > In case no one wanted to get up at 7:00am to watch DOE > administrators talk: > > > > > > > > > 1. Controlling the laser in space and time was important for > maintaining symmetry. Timing precision of 25e-12 secs and laser spatial > precision of 5e-12 meter were needed. This was thought to be the main > explanation for the achievement. > > > > > > 2. 8% more power on the laser this time > > > > > > 3. x-ray tomography is used to find flaws in the capsules. > Developing software to do the counting. > > > > > > 4. They have ongoing efforts to study the fabrication systems and > their components (done in Germany) to find idiosyncrasies of each. > > > > > > 5. Laser technology improvements since NIF was built which are 20% > more efficient. > > > > > > 6. Target cost is from labor, and it takes 7 months each > > > > > > 7. 4% of DT is burned in a shot > > > > > > 8. Machine learning ties together radiation hydrodynamics and > experimental data. (It sounded preliminary.) > > > > > > 9. The (successful) capsule had more defects than previous > experiments. However, previous experiments did show benefits from capsule > quality. > > > > > > 10. 15% of experiments are indirect drive of this kind, 15% of > experiments are other approaches to ignition. The rest are weapons and > materials characterization. > > > > > > 11. Anomalous laser directional control were problems in the summer > runs. Fixed that. > > > > -- > ꙮ Mɥǝu ǝlǝdɥɐuʇs ɟᴉƃɥʇ' ʇɥǝ ƃɹɐss snɟɟǝɹs˙ ꙮ > > -. --- - / ...- .- .-.. .. -.. / -- --- .-. ... . / -.-. --- -.. . > FRIAM Applied Complexity Group listserv > Fridays 9a-12p Friday St. Johns Cafe / Thursdays 9a-12p Zoom > https://bit.ly/virtualfriam > to (un)subscribe http://redfish.com/mailman/listinfo/friam_redfish.com > FRIAM-COMIC http://friam-comic.blogspot.com/ > archives: 5/2017 thru present > https://redfish.com/pipermail/friam_redfish.com/ > 1/2003 thru 6/2021 http://friam.383.s1.nabble.com/ > > -. --- - / ...- .- .-.. .. -.. / -- --- .-. ... . / -.-. --- -.. . > FRIAM Applied Complexity Group listserv > Fridays 9a-12p Friday St. Johns Cafe / Thursdays 9a-12p Zoom > https://bit.ly/virtualfriam > to (un)subscribe http://redfish.com/mailman/listinfo/friam_redfish.com > FRIAM-COMIC http://friam-comic.blogspot.com/ > archives: 5/2017 thru present > https://redfish.com/pipermail/friam_redfish.com/ > 1/2003 thru 6/2021 http://friam.383.s1.nabble.com/ > > -. --- - / ...- .- .-.. .. -.. / -- --- .-. ... . / -.-. --- -.. . > FRIAM Applied Complexity Group listserv > Fridays 9a-12p Friday St. Johns Cafe / Thursdays 9a-12p Zoom > https://bit.ly/virtualfriam > to (un)subscribe http://redfish.com/mailman/listinfo/friam_redfish.com > FRIAM-COMIC http://friam-comic.blogspot.com/ > archives: 5/2017 thru present > https://redfish.com/pipermail/friam_redfish.com/ > 1/2003 thru 6/2021 http://friam.383.s1.nabble.com/ > > -. --- - / ...- .- .-.. .. -.. / -- --- .-. ... . / -.-. --- -.. . > FRIAM Applied Complexity Group listserv > Fridays 9a-12p Friday St. Johns Cafe / Thursdays 9a-12p Zoom > https://bit.ly/virtualfriam > to (un)subscribe http://redfish.com/mailman/listinfo/friam_redfish.com > FRIAM-COMIC http://friam-comic.blogspot.com/ > archives: 5/2017 thru present > https://redfish.com/pipermail/friam_redfish.com/ > 1/2003 thru 6/2021 http://friam.383.s1.nabble.com/ >
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