https://archive.is/2nQSh

It marks the first long-term, stable operation of the technology, putting China at the forefront of a global race to harness thorium – considered a safer and more abundant alternative to uranium – for nuclear power.

The experimental reactor, located in the Gobi Desert in China’s west, uses molten salt as the fuel carrier and coolant, and thorium – a radioactive element abundant in the Earth’s crust – as the fuel source. The reactor is reportedly designed to sustainably generate 2 megawatts of thermal power.

  • Siegfried@lemmy.world
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    11 hours ago

    Good news, mankind should be pushing farther into this technologies… so we finally have our first gen IV reactor? I honestly thought we would never reach them on time.

    Plus Thorium rocks

    • finitebanjo@lemmy.world
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      11 hours ago

      Honestly, I’m not a nuclear physicist by any stretch of the imagination, but I’m not sure how they plan to emergency cool the reactor to prevent a meltdown if it’s filled with molten salt. Anything colder than molten salt going into the reactor would cause it to be clogged up by not-molten salt.

      At least the THTR seemed to have cooling capabilities as the foremost priority.

      • yogurt@lemm.ee
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        10 hours ago

        They put a plug in the bottom that melts if the salt gets too hot and it drains out into a tank that stops the reaction with no moving parts or anyone controlling it. After it cools down they can remelt it and put it back in.

          • Zink@programming.dev
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            6 hours ago

            From what I’ve watched & read, it’s usually depicted as the freeze plug melts and the liquid salt flows into multiple small holding tanks below it. That way the fuel mass will be physically separated, which helps stop fission on top of any other mitigations like lining the containers with neutron absorbers, etc.

          • SwordandArt@lemmy.world
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            6 hours ago

            Yes I remember reading about this a while back. It’s one of the main reasons thorium rectors are so much safer.

  • AItoothbrush@lemmy.zip
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    15 hours ago

    Me opening the comment section knowing that its just gonna be a bunch of racism… like i get it i hate the chinese government as well but give credit to the millions of scientists and people who are actually trying to make life better on this earth. If something isnt american, it can still be nice to have.

    • febra@lemmy.world
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      14 hours ago

      I personally believe the CCP is doing an amazing job. Communism is working wonderfully

      • Teknikal@eviltoast.org
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        12 hours ago

        I don’t think it’s communism anymore but the Chinese gov are actually looking after their own citizens in my opinion. I kind wish Xi was in charge of the UK honestly.

        They tend to think of everything long term and all of those projects are paying off, also Healthcare free education etc they are investing more in their own population than anyone else. US is in my opinion as UK guy pretty much done they’ve picked a fight that they won’t win.

        • j0ester@lemmy.world
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          11 hours ago

          Idk… I have my ifs and buts about China. If you don’t believe in human rights, well love China! I’m not saying everyone in China is bad (but there are evil individuals like in US and NK). And watching Human Harvest, jeez…

          • AItoothbrush@lemmy.zip
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            53 minutes ago

            Also most people only see the living conditions of the top 1%. Going to beijing and being amazed by it is like going to hollywood or manhattan and then ignoring the rest of la or upstate ny. And then we havent even gotten to the really bad ones… And then europe also exists. We still exploit poorer countries(which now china also does and the us as well of course) but basically we have the best living conditions in the world and also some of the best places for queer people. Like literally my country that counts as a shithole in europe(hungary) is still somehow one of the best countries by a lot of metrics in the whole world, usually only behind other european countries.

          • Blue_Morpho@lemmy.world
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            6 hours ago

            America has a greater percentage of Americans locked up than China has Uyghurs locked up and we don’t have a Thorium reactor either.

          • UnderpantsWeevil@lemmy.world
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            7 hours ago

            Every time I read a headline about how there’s a genocide in Xinjiang, it’s in the same newspaper that insists Israel Has The Right To Defend Itself and Yemen needs to be bombed to powder.

            At some point, it reads like liberal agitprop. An excuse to scare liberals into hating a foreign country so we can justify… what? Tariffs? TikTok bans? Nuclear war?

            Same with LGBTQ rights. We’ve got a DOGE department doing a pogrom on “woke” government workers while I still get an earful about how mean China is to minority groups?

            What am I supposed to take away from this?

        • Mistic@lemmy.world
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          12 hours ago

          “Anymore” as if it ever was. Even USSR never claimed to be a communist country

          P.S. They claimed to be a socialist, then “developed” socialist country that’s “on the path of building communism”.

          • Teknikal@eviltoast.org
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            11 hours ago

            I don’t know what they are but I know they look after their citizens more than we do, and they’ve really started taking over the entire Tech space in the last few years mainly due to that.

            I’m UK but if someone held a gun to me and demanded where would I live USA or China I’d honestly pick China.

            I’m Kinda looking forward to the US picking a war then realising China has quantum radar etc and getting schooled, hopefully it doesn’t go Nuclear but I’d still put my own money on China winning.

            • Mistic@lemmy.world
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              1 hour ago

              I’d advise you to read more on how Chinese government and spin dictatorships work. There’s a really good book written by Treisman and Guriev

              It’s not really a country you’d choose over US even despite all it’s massive (cough healthcare and consumer protections cough) flaws

    • stembolts@programming.dev
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      21 hours ago

      The government agencies that enforce those standards have been gutted in the US. So. Next point?

      I will assume you are European and the above point does not apply as sharply to you, but western empire decay and corruption is slowing eating away all of your criticisms of China.

      But freedom of expression! How is that going for you?
      But communism! How is capitalism going for the average citizen?

      Anyway.

      This is an amazing breakthrough, the citizens of China are lucky to have a government that seems to care about the well-being of their citizens and plan for the future. For some reason, westerners cannot accept good news from China without feeling that the world is a zero sum game. It’s not, Chinese citizens have a brighter future than us in the west because we have allowed corporations to purchase our governments at wholesale prices.

      China is not to blame, well done to China.

      • tino@lemmy.world
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        21 hours ago

        This technological breakthrough is amazing, yes, but does not make disappear the constant harassment of minorities, the lack of freedom, the labor camps, the violent repression in Hong-Kong and all the other freaking shit China does on a daily basis.

        And thanks for asking about the freedom of expression in Europe, it’s going really fine.

          • tino@lemmy.world
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            20 hours ago

            Of course it’s bad. It’s awful. Only a complete moron would think the opposite.

        • stembolts@programming.dev
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          21 hours ago

          Constant harassment of minorities, lack of freedom, labor camps (El Salvador), violent repression (coming soon). But enough about the United States. Will neoliberalism reach you next?

      • xia@lemmy.sdf.org
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        19 hours ago

        According to a modern statistical oracle:

        In 1959, Norway achieved a notable milestone by starting up its first nuclear reactor, the JEEP I (Joint Establishment Experimental Pile), located at Kjeller. This reactor was primarily used for research purposes, including early experiments with alternative nuclear fuels such as thorium. While JEEP I itself was not a thorium reactor per se, it laid the groundwork for subsequent Norwegian research into thorium as a nuclear fuel. This early phase demonstrated Norway’s scientific interest in thorium, leveraging its domestic thorium resources and contributing to later thorium reactor experiments.

          • xia@lemmy.sdf.org
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            15 hours ago

            I hope it’s not “worse than useless” (which would mean “misleading”), as my goal was simply to find more identifiers for discussion or research than: norway, thorium, 1959…

            • sem@lemmy.blahaj.zone
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              14 hours ago

              I’m sorry to come on so strong – I don’t think it’s worse than useless as a tool to approach the right answers – but as I saw people upvoting this ‘answer’ without doing any checking, it occurs to me that this is how misinformation spreads. I hope my comment makes more sense in that context.

          • Frostbeard@lemmy.world
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            17 hours ago

            Norway has one of the worlds largest deposits of thorium, but I have ot heard that we had a working reactor, just the principle of one.

            If the chinese has indeed made it work I think we need to prepare for USA wanting to annex Norway as well

  • eleitl@lemm.ee
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    23 hours ago

    Too bad we do not know which exactly thorium salt mixes they are using, what the materials facing the molten salt at high neutron fluxes are and how they fare long term, whether they use on-site constant or batched fuel reprocessing, whether they kickstarted the reactor with enrichened uranium or reactor-grade plutonium waste and other such questions.

    US experiments were broken off because of materials corrosion problem.

    • jumjummy@lemmy.world
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      16 hours ago

      Sounds like the US should take a page from China’s playbook and steal the design, then claim to have built it on their own.

    • fullsquare@awful.systems
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      19 hours ago

      i think that lack of willingness to handle fresh fission products has a part in this, in normal reactor you can just do nothing and win (bulk of most dangerous isotopes decays completely within 5y, not possible to do this with MSR)

      • eleitl@lemm.ee
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        16 hours ago

        Some of the new Russian reactor types are designed to burn away dangerous hot actinides. MSR need onboard fuel processing to continue to operate anyway.

        • fullsquare@awful.systems
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          15 hours ago

          These are fast reactors and operate on different principles. The coolant there is sodium and while hard to design and run, it’s doable. French had similar reactor but only one and it was shut down. Nice thing about fast reactors is that these can burn even-numbered isotopes of plutonium, useless in water moderated reactor, and give fresh mostly 239Pu plutonium of good quality. weapons grade even, and IAEA doesn’t like it. But who cares since nonproliferation is dead anyway?

      • Ginny [they/she]@lemmy.blahaj.zone
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        17 hours ago

        I think maybe also the fact that nuclear fusion is definitely frfr only a few years away from being viable, no cap, has contributed to a lack of fission research, too.

  • 3DMVR@lemm.ee
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    24 hours ago

    My broke ass stole all my thorium related stocks years ago, im not a holder

  • Leeuk@feddit.uk
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    1 day ago

    On most of the fediverse, I find discussions really great with no idiots/trolls… apart from technology. Here it seems some get triggered by any tech from outside the US.

    This announcement would be seen as a massive breakthrough anywhere else. China has its problems, I’m fully aware of the red flags and government influence. But only a fool would question their technological advances at this point. They are moving ahead at lightning speed, especially in energy and battery tech.

    Even on the consumer side, Huawei invested more in R&D last year than Samsung or Intel. Huawei consumer division could have been expected to be dead by now with the chip ban, yet survived and are thriving again. Not because the Chinese were forced to by their phones, Apple still sell in China, but because they innovated like hell. A Chinese buyer has the option today of buying a tri-folding tablet phone with super fast charging or an American designed device with 3 year old tech (chip aside). Americans don’t have that choice.

    Its also the reason why traditional European car brands are tanking in China. VW can no longer expect to sell on prestige alone. Here in Britain, our consumer tech offering is already almost non existent. We no longer have a true British owned car company. Our famous Mini was sold to the Germans. Jaguar/Range Rover to the Indians. MG to the Chinese. Its depressing. But I do feel fortunate to at least have choice (we can buy a BYD or Xiaomi here) and that I’m not subject to only American tech reporting. BYD will later this year have 7 different car models on sale in Britain vs 6 (soon to be 5) from Ford. This is a paradigm shift, considering for almost the last 20 years Ford had at least 2 cars in the top 5 best sellers in the UK.

    Apologies for going off on one. But i’d highly recommend US readers check out Chinese tech sites from time to time (eg carnewschina/huawei central etc) rather than just relying on the verge. Sure not all Chinese tech will be successful, sure some designs may be clones, but the shear scale of investment from China will make them unstoppable. I believe the changing of the guard happened a while ago, where about to see it play out in all industries…

    • Teknikal@eviltoast.org
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      11 hours ago

      I think Android went pretty horribly since Huawei stopped making contributions, They contributed more than any other company up until the ban including Google who own it.

      I kinda expect in about 5 years Harmony is going to take Androids dinner.

    • interdimensionalmeme@lemmy.ml
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      18 hours ago

      But it’s not a market based solution! It’s centrally planned and it’s possible no one is even making phat profits from this! Highly unethical!

    • futatorius@lemm.ee
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      21 hours ago

      This announcement would be seen as a massive breakthrough anywhere else.

      I don’t trust science (or R&D engineering) that’s not peer reviewed. Anything else is just marketing hype. Show me hard numbers or GTFO.

      China also has a problem with the government lying-- for example, about their claimed reductions in greenhouse emissions. There’s no reason to trust self-serving authoritarians without credible corroboration.

      BYD will later this year have 7 different car models on sale in Britain vs 6 (soon to be 5) from Ford.

      That’s an irrelevant metric. Nobody’s going to buy a car just because the model range is a bit wider than some other company’s. What’s relevant is adoption, and then buyer loyalty. It may be that BYD offers cars that people want to buy, but they’re subsequently found to be of crap quality or aggressively undermining driver privacy (which other non-Chinese manufacturers have also done).

      but the shear scale of investment from China will make them unstoppable

      If appropriately rigorous science and suitably disciplined engineering are part of the process, and regulators do their jobs correctly, then maybe. Otherwise it’s just throwing money at a problem. Investment doesn’t guarantee results. China is certainly capable of getting positive outcomes from tech investment, but it’s not guaranteed.

      • Gigasser@lemmy.world
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        11 hours ago

        I mean I thought thorium reactors were figured out already? The economics of it and lobbying by big oil was the problem. It ain’t that surprising that China could make a thorium reactor though.

    • xav@programming.dev
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      23 hours ago

      China has its problems, I’m fully aware of the red flags

      I see what you did here

    • opossumo@lemmings.world
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      1 day ago

      What are you on about?

      Nearly every upvoted comment is in praise of this. Only 2 comments warn caution about Chinese data.

      Why do people need to lie and pretend China is this big victim being picked on.

      You would never write a paragraph like that in defense of the amount of anti-US sentiment on Lemmy, so it’s not like you actually care about being fair to nations. Posts like yours reek of nothing more than propaganda.

      • futatorius@lemm.ee
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        21 hours ago

        Posts like yours reek of nothing more than propaganda.

        Smells more like bootlicking to me.

      • Binette@lemmy.ml
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        22 hours ago

        scrolled past and saw one for almost every subthread.

        Post about western achievements are often taken as granted (except maybe curing cancer), while eastern ones are scrutinised to the smallest of details.

        • HighFructoseLowStand@lemm.ee
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          8 hours ago

          You don’t suppose there might be reason people don’t trust the news coming from a country with no freedom of speech or press?

        • Tja@programming.dev
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          12 hours ago

          Not Eastern ones, Chinese specifically. Japanese or Korean science is generally trusted, but dictatorships have a tendency of making shit up to look better. We’ll believe it when we see it.

          China has plenty of achievements, but also plenty of bullshit vaporware. We’ll see which one this is.

        • futatorius@lemm.ee
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          21 hours ago

          Show me any post about any technological advance that doesn’t have critical comments in the thread.

    • TheGrandNagus@lemmy.world
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      1 day ago

      Jaguar Land Rover may be owned by Tata, an Indian financial holding company, but they’re still based in the UK, designed in the UK, built in the UK.

      That was broadly the same for Mini too until the most recent generation, where the EV version is actually a Chinese car.

      • anomnom@sh.itjust.works
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        20 hours ago

        Mini has been owned by BMW since 2000 and are still made in the UK, Germany and Austria’s Hungary. The EVs are from Great Wall Motors (in China), but they’re going to start assembling them in the UK next year too.

    • Pirata@lemm.ee
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      1 day ago

      People on Lemmy are really good at seeing past capitalist propaganda, except when it comes to China. At that point it’s just straight up state department talking points.

      • futatorius@lemm.ee
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        21 hours ago

        People on Lemmy are really good at seeing past capitalist propaganda, except when it comes to China.

        Any information coming to the West from China is state capitalist propaganda.

        • Pirata@lemm.ee
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          21 hours ago

          Yeah yeah, keep telling yourself that buddy.

          I’m sure you also used that cope when Harvard university (that well-known Chinese university) found out that 95.5% of Chinese people are happy with their government, compared to only 38% of USians.

          • gregs_gumption@lemm.ee
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            20 hours ago

            “95.5% of people who are forced to say they like their government say they like their government”

            You should be more skeptical, anything that claims to have a 95% approval rating is probably not telling the truth.

            • Pirata@lemm.ee
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              19 hours ago

              Forced by Harvard university? :)

              I have no issues believing that number because the Chinese standard of living has been rising substantially as the decades go. That is trivial to confirm.

              You’re the one who should be more skeptical of anything that comes from the US. As it stands you don’t believe anything that comes from China, but believe anything that comes from the US about China.

              Sounds like you should start applying more neutral standards to how you process information. The world isn’t that black or white.

  • sibachian@lemmy.ml
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    1 day ago

    it should perhaps be pointed out that we originally had proposition for both reactors but we ended up with uranium reactors because the US wanted a reason to mine uranium for nuclear bombs and were well aware of the risk difference but didn’t care about the potential lives being lost if something went wrong. later, the cost to develop a thorium reactor had no monetary benefits beyond generating power and keeping people safe so no country wanted to invest in it when the uranium blueprints were available, literally because of capitalism.

  • CosmoNova@lemmy.world
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    1 day ago

    Who still thinks the South Chinese Morning Post is a legit source after what happened to Hong Kong needs a reality check.