☆ Yσɠƚԋσʂ ☆@lemmy.ml to technology • 1 day agoPLA fires up world’s first boron ramjet engine that can fly and swimexternal-linkmessage-square5 fedilinkarrow-up167file-textcross-posted to: technology@lemmygrad.ml
arrow-up167external-linkPLA fires up world’s first boron ramjet engine that can fly and swim☆ Yσɠƚԋσʂ ☆@lemmy.ml to technology • 1 day agomessage-square5 Commentsfedilinkfile-textcross-posted to: technology@lemmygrad.ml
minus-squarealcoholicorn@lemmy.mlhexbear7·1 day agoI thought Boron was a dead end because its oxide is liquid below 1,860 °C linkfedilink
minus-square☆ Yσɠƚԋσʂ ☆@lemmy.mlhexagonhexbear6·17 hours agosome more info https://www.marineinsight.com/shipping-news/china-builds-worlds-first-boron-ramjet-engine-to-launch-underwater-weapons-at-supersonic-speeds/ looks like boron reacts with water at 700-800 C so maybe they run cooler in water to avoid liquid oxide? linkfedilink
I thought Boron was a dead end because its oxide is liquid below 1,860 °C
some more info
https://www.marineinsight.com/shipping-news/china-builds-worlds-first-boron-ramjet-engine-to-launch-underwater-weapons-at-supersonic-speeds/
looks like boron reacts with water at 700-800 C so maybe they run cooler in water to avoid liquid oxide?