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voidx@futurology.todayM to Futurology@futurology.todayEnglish · 7 months ago

Diamonds can now be created from scratch in the lab in just 15 minutes

www.earth.com

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Diamonds can now be created from scratch in the lab in just 15 minutes

www.earth.com

voidx@futurology.todayM to Futurology@futurology.todayEnglish · 7 months ago
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Scientists have revolutionized diamond synthesis with a groundbreaking method that creates diamonds at room temperature and pressure.
  • slazer2au@lemmy.world
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    7 months ago

    The diamonds produced using this method are minuscule, hundreds of thousands of times smaller than those grown with the HPHT method. Hence, these diamonds are far too small for jewelry applications.

    Ah, there’s the catch.

    • n3m37h@sh.itjust.works
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      7 months ago

      Not a catch, majority of diamonds are used in industries and need to be small.

      • paraphrand@lemmy.world
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        7 months ago

        It’s a catch when your perspective is hoping it will impact the negatives of the jewelry industry.

        • Almrond@lemmy.world
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          7 months ago

          The problem wouldn’t be fixed even then. The jewelery companies have people convinced that the only diamonds that are worth it are mined from the earth by a real human slave. Fixing that problem has nothing to do with gemstones.

          • threelonmusketeers@sh.itjust.works
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            7 months ago

            companies have people convinced that the only diamonds that are worth it are mined from the earth by a real human slave

            Is this still the case? I feel like I’ve seen “conflict free” as a selling point for (presumably labgrown) diamonds.

        • jackeryjoo@lemmy.world
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          7 months ago

          Will never happen until De beers exits the stage or is forced to.

          We already have incredibly easy to make and cheap diamonds that can rival and surpass any natural sized ones.

          They do not sell nearly as well because De beers has convinced everyone natural diamonds are a scarce resource, while they have a monopoly on the supply, of which there is no actual scarcity.

          • threelonmusketeers@sh.itjust.works
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            7 months ago

            and surpass any natural sized ones

            What’s the biggest synthetic diamond we’ve made so far? Has anyone made diamond spectacles or windows?

            • Blackmist@feddit.uk
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              7 months ago

              They’re quite brittle, so probably not a window like you’re thinking.

              https://www.thorlabs.com/newgrouppage9.cfm?objectgroup_id=15962

              10mm diameter for just over £1000.

              • threelonmusketeers@sh.itjust.works
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                7 months ago

                10mm diameter

                Ah, so still not quite Cullinan-scale yet. Optical quality is probably better though.

                I’m surprised diamonds aren’t used more for lenses. Given its high index of refraction, it seems like an ideal material.

                • Blackmist@feddit.uk
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                  7 months ago

                  Yeah, the optical quality seems to be the main point. I assume there’s few fields where that level of precision is worth it though. I doubt we’re about to see it on an iPhone any time soon.

    • EleventhHour@lemmy.world
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      7 months ago

      For now. But diamonds are used for much more than simply jewelry. They have a vast number of industrial applications.

      • slazer2au@lemmy.world
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        7 months ago

        They do mention that. Likely have applications in industrial drilling and sandpaper

        • Atelopus-zeteki@fedia.io
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          7 months ago

          Shoe soles.

          • threelonmusketeers@sh.itjust.works
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            7 months ago

            Really? That’s pretty cool.

            • Atelopus-zeteki@fedia.io
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              7 months ago

              No, see my comment above. It’s a reference to a Paul Simon song, “Diamonds on the soles of her shoes”. While they might make the shoe soles last longer, they would be abrasive to flooring materials, and so not really practical at any price.

              • threelonmusketeers@sh.itjust.works
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                7 months ago

                Ah thanks for the clarification. What was the point (ha!) of the shoes in the song? Surely it wasn’t just scratching floors?

    • Atelopus-zeteki@fedia.io
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      7 months ago

      Dang, and I was thinking it was time to put ‘diamonds on the soles of my shoes.’

      • towerful@programming.dev
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        7 months ago

        Calm down Paul

        • DrSleepless@lemmy.world
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          7 months ago

          Slip out the back, Jack

          • Atelopus-zeteki@fedia.io
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            7 months ago

            Get a new plan, Stan

            • thefartographer@lemm.ee
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              7 months ago

              Fuck off, Geoff

              • MyTurtleSwimsUpsideDown@fedia.io
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                7 months ago

                Keep an eye on your kidney, Sydney.

      • Zachariah@lemmy.world
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        7 months ago

        Ta na na na

      • MyTurtleSwimsUpsideDown@fedia.io
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        7 months ago

        You can, just very small ones

        • Atelopus-zeteki@fedia.io
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          7 months ago

          I’m thinking it would be a bit rough on the floor boards. Paul got me interested, but it’s not really practical.

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