Viewing profile — jtcohen
jtcohen
HN member- Joined
- Wed, Oct 16, 2024, 5:53 AM UTC
- HN karma
- 149
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- 18 items
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About jtcohen
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Recent public activity
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Comment #43190054
Thank you very much !!! Really appreciate this :)
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Comment #43188432
Safely handling tritium is fantastically more complicated that the fuel of a fission power plant - I disagree with this, especially when considering the infinitely long HLW with fi…
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Comment #43186623
Lol - on it
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Comment #43186600
Thank you!
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Comment #43186597
Agreed!
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Comment #43186590
Nope, that's it! We do need vastly larger quantities though, on the order of a kilogram.
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Comment #43186585
Unlike what the nuclear Navy does today which is directly mechanically link the steam turbine to the propeller... we have the turbine spin a generator that creates a high voltage e…
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Comment #43186554
The customers are interested, there's really no slam dunk other way to decarbonize the industry, it's a super hard (and expensive) problem.
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Comment #43186532
Exactly this !!
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Comment #43186137
Our device is larger than SPARC (~3m major radius) and less power (100MW fusion), hence the confidence in being able to solve the steady-state (repeated inductive pulses) engineeri…
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Comment #43185912
Thank you! We're probably going to have to eventually use every engineering software in existence haha for CAD, mainly solidworks and CATIA, for EM Physics modeling: COMSOL. But mo…
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Comment #43185857
With fusion, there is no Uranium or Plutonium or highly radioactive materials. The main concern is Tritium which is a categorically reduced concern from enriched Uranium (but still…
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Comment #43185815
Saw that this morning as well, it's awesome. I do think long term especially for grid applications stellarators could be great... note that their design is ~2.7GW I believe. We're …
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Comment #43185770
Thank you! Household fission reactors: my take is that from a technical perspective we could definitely do it. It's more from a proliferation and nuclear waste perspective, will it…
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Comment #43185553
We can get pretty far along! From magnetic system design, vacuum vessel, RF heating system, cryogenic system, tritium fueling, etc we can start making a ton of progress today. The …
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Comment #43185520
True there would be other land based uses for a 25MWe fusion reactor, the thing is it will be quite expensive and hard to compete on $/kWh against other energy sources... it's easi…
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Launch HN: Maritime Fusion (YC W25) – Fusion Reactors for Ships
Hey HN, we’re Justin and Jason, co-founders of Maritime Fusion ( https://maritimefusion.com/ ). We’re working on putting fusion reactors on ships—specifically, large container ship…