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<p>The WSJ had a <a href="https://www.wsj.com/articles/when-will-fusion-be-ready-for-prime-time-watch-these-three-numbers-11671159158?st=38p8tjeiybncyrb&reflink=desktopwebshare_permalink" target="_blank" rel="noopener">recent article</a> about this. They differentiated between the scientific break-even (achieved), the engineering break-even (not even close), and the economic break-even.</p>
<p>-- Mitch</p>
<p id="reply-intro">On 2022-12-13 18:45, Ted Kochanski wrote:</p>
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<div dir="ltr">George
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<div>Yes -- the pump energy was between 300 and 400 MJ</div>
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<div>Ted</div>
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<div class="v1gmail_attr" dir="ltr">On Tue, Dec 13, 2022 at 5:49 PM George Gamota <<a href="mailto:ggamota@stma-llc.com" rel="noreferrer">ggamota@stma-llc.com</a>> wrote:</div>
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<p class="v1MsoNormal"><span style="font-size: 14pt; color: #1f497d;">They omitted to include the energy used to pump the lasers, which in magnitude was much larger than the output.<u></u><u></u></span></p>
<p class="v1MsoNormal"><span style="font-size: 18pt; color: #1f497d;"><u></u> <u></u></span></p>
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<p class="v1MsoNormal"><strong>From:</strong> LCTG <lctg-bounces+ggamota=<a href="mailto:stma-llc.com@lists.toku.us" rel="noreferrer">stma-llc.com@lists.toku.us</a>> <strong>On Behalf Of </strong><a href="mailto:carllazarus@comcast.net" rel="noreferrer">carllazarus@comcast.net</a><br /><strong>Sent:</strong> Tuesday, December 13, 2022 4:02 PM<br /><strong>To:</strong> 'Ted Kochanski' <<a href="mailto:tedpkphd@gmail.com" rel="noreferrer">tedpkphd@gmail.com</a>>; 'Drew King' <<a href="mailto:dking65@kingconsulting.us" rel="noreferrer">dking65@kingconsulting.us</a>><br /><strong>Cc:</strong> 'Lex Computer Group' <<a href="mailto:lctg@lists.toku.us" rel="noreferrer">lctg@lists.toku.us</a>><br /><strong>Subject:</strong> Re: [Lex Computer & Tech Group/LCTG] Nuclear fusion...<u></u><u></u></p>
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<p class="v1MsoNormal"><u></u> <u></u></p>
<p class="v1MsoNormal">I read that "<span style="font-size: 12pt; font-family: Lato,sans-serif; color: black; background: white;">The LLNL said a team at its National Ignition Facility (NIF) conducted the first controlled fusion experiment in history on December 5, achieving what is known as "scientific energy breakeven."</span>"<u></u><u></u></p>
<p class="v1MsoNormal">What is counted in "scientific energy" and what does it omit?<u></u><u></u></p>
<p class="v1MsoNormal"><u></u> <u></u></p>
<p class="v1MsoNormal">-- Carl<u></u><u></u></p>
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<p class="v1MsoNormal"><strong>From:</strong> LCTG <<a href="mailto:lctg-bounces+carllazarus=comcast.net@lists.toku.us" rel="noreferrer">lctg-bounces+carllazarus=comcast.net@lists.toku.us</a>> <strong>On Behalf Of </strong>Ted Kochanski<br /><strong>Sent:</strong> Monday, December 12, 2022 7:32 PM<br /><strong>To:</strong> Drew King (<a href="mailto:dking65@kingconsulting.us" rel="noreferrer">dking65@kingconsulting.us</a>) <<a href="mailto:dking65@kingconsulting.us" rel="noreferrer">dking65@kingconsulting.us</a>><br /><strong>Cc:</strong> Lex Computer Group <<a href="mailto:lctg@lists.toku.us" rel="noreferrer">lctg@lists.toku.us</a>><br /><strong>Subject:</strong> Re: [Lex Computer & Tech Group/LCTG] Nuclear fusion...<u></u><u></u></p>
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<p class="v1MsoNormal">All,<u></u><u></u></p>
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<p class="v1MsoNormal">Be careful about Hype versus simple reality<u></u><u></u></p>
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<p class="v1MsoNormal"><u></u> <u></u></p>
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<p class="v1MsoNormal">Yes it does appear that LLNL National Ignition Facility may have hammered a poor defenseless target pellet into producing more fusion energy than was absorbed by the pellet<u></u><u></u></p>
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<p class="v1MsoNormal">so technically Q>1 [about 1.2]<u></u><u></u></p>
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<p class="v1MsoNormal"><u></u> <u></u></p>
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<p class="v1MsoNormal">BUT -- and I'll admit a bias toward Magnetic Confinement Fusion -- the Energy used to produce the Energy delivered to the pellet was not part of the calculation<u></u><u></u></p>
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<p class="v1MsoNormal"><u></u> <u></u></p>
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<p class="v1MsoNormal">While Magnetic Fusion with Superconducting Magnets in a Tokamak configuration probably need Q>2 to be a credible Eureka Moment -- The energy needed to fire the lasers probably needs a Q>30<u></u><u></u></p>
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<p class="v1MsoNormal"><u></u> <u></u></p>
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<p class="v1MsoNormal">Ted<u></u><u></u></p>
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<p class="v1MsoNormal"><u></u> <u></u></p>
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<p class="v1MsoNormal">On Mon, Dec 12, 2022 at 5:30 PM Drew King (<a href="mailto:dking65@kingconsulting.us" rel="noreferrer">dking65@kingconsulting.us</a>) <<a href="mailto:dking65@kingconsulting.us" rel="noreferrer">dking65@kingconsulting.us</a>> wrote:<u></u><u></u></p>
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<p class="v1MsoNormal" style="margin-bottom: 12pt;">All,<br /><br />The Verge: A "scientific breakthrough" in nuclear fusion? How to watch the announcement tomorrow.<br /><a href="https://www.theverge.com/2022/12/12/23505416/nuclear-fusion-scientific-breakthrough-how-to-watch-announcement-biden" target="_blank" rel="noopener noreferrer">https://www.theverge.com/2022/12/12/23505416/nuclear-fusion-scientific-breakthrough-how-to-watch-announcement-biden</a><u></u><u></u></p>
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<p class="v1MsoNormal" style="margin-bottom: 12pt;">-- <br />Drew King<u></u><u></u></p>
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