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#argon

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Jason Stiff<p>While oxygen, carbon, hydrogen, and nitrogen make up 96% of most human bodies, my body is composed of sulfur, argon, calcium, and samarium.</p><p><a href="https://sfba.social/tags/science" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>science</span></a> <a href="https://sfba.social/tags/oxygen" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>oxygen</span></a> <a href="https://sfba.social/tags/carbon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>carbon</span></a> <a href="https://sfba.social/tags/hydrogen" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hydrogen</span></a> <a href="https://sfba.social/tags/nitrogen" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>nitrogen</span></a> <a href="https://sfba.social/tags/sulfur" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sulfur</span></a> <a href="https://sfba.social/tags/argon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>argon</span></a> <a href="https://sfba.social/tags/calcium" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>calcium</span></a> <a href="https://sfba.social/tags/samarium" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>samarium</span></a> <a href="https://sfba.social/tags/sarcasm" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sarcasm</span></a> <a href="https://sfba.social/tags/funny" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>funny</span></a> <a href="https://sfba.social/tags/humor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>humor</span></a></p>
Spaceflight 🚀<p><a href="https://spacey.space/tags/Argon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Argon</span></a> is many times cheaper than <a href="https://spacey.space/tags/xenon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>xenon</span></a> (the most common, and expensive, propellant used in <a href="https://spacey.space/tags/HallThrusters" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HallThrusters</span></a>) and <a href="https://spacey.space/tags/krypton" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>krypton</span></a> (the propellant <a href="https://spacey.space/tags/SpaceX" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SpaceX</span></a> used in <a href="https://spacey.space/tags/Starlink" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Starlink</span></a> V1 and V1.5 satellites) <a href="https://techcrunch.com/2023/03/03/spacexs-acquisition-of-swarm-is-paying-off-with-new-starlink-thrusters" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">techcrunch.com/2023/03/03/spac</span><span class="invisible">exs-acquisition-of-swarm-is-paying-off-with-new-starlink-thrusters</span></a></p><p><a href="https://spacey.space/tags/ElectricPropulsion" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ElectricPropulsion</span></a> <a href="https://spacey.space/tags/innovation" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>innovation</span></a></p>
Spaceflight 🚀<p>In 📆 2023, <a href="https://spacey.space/tags/SpaceX" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SpaceX</span></a> launched the first of its <a href="https://spacey.space/tags/Starlink" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Starlink</span></a> V2 Mini satellites 🛰️. These next-generation spacecraft are equipped with <a href="https://spacey.space/tags/HallEffect" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HallEffect</span></a> thrusters, or <a href="https://spacey.space/tags/HETs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HETs</span></a>, that operate on <a href="https://spacey.space/tags/argon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>argon</span></a>, instead of the <a href="https://spacey.space/tags/krypton" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>krypton</span></a> propellant on previous Starlinks <a href="https://aerospaceamerica.aiaa.org/year-in-review/a-year-of-firsts-for-electric-propulsion" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">aerospaceamerica.aiaa.org/year</span><span class="invisible">-in-review/a-year-of-firsts-for-electric-propulsion</span></a></p><p>The essential working principle of the <a href="https://spacey.space/tags/HallThruster" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HallThruster</span></a> is that it uses an <a href="https://spacey.space/tags/electrostatic" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>electrostatic</span></a> potential to accelerate <a href="https://spacey.space/tags/ions" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ions</span></a> up to high speeds <a href="https://en.wikipedia.org/wiki/Hall-effect_thruster#Principle_of_operation" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">en.wikipedia.org/wiki/Hall-eff</span><span class="invisible">ect_thruster#Principle_of_operation</span></a></p><p><a href="https://spacey.space/tags/ElectricPropulsion" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ElectricPropulsion</span></a></p>
IT News<p>Welding Wood Is As Simple as Rubbing Two Sticks Together - Can you weld wood? It seems like a silly question — if you throw a couple of piece... - <a href="https://hackaday.com/2024/07/21/welding-wood-is-as-simple-as-rubbing-two-sticks-together/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2024/07/21/weldin</span><span class="invisible">g-wood-is-as-simple-as-rubbing-two-sticks-together/</span></a> <a href="https://schleuss.online/tags/frictionwelding" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>frictionwelding</span></a> <a href="https://schleuss.online/tags/biopolymers" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>biopolymers</span></a> <a href="https://schleuss.online/tags/stirwelding" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>stirwelding</span></a> <a href="https://schleuss.online/tags/science" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>science</span></a> <a href="https://schleuss.online/tags/welding" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>welding</span></a> <a href="https://schleuss.online/tags/lignin" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lignin</span></a> <a href="https://schleuss.online/tags/vacuum" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>vacuum</span></a> <a href="https://schleuss.online/tags/argon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>argon</span></a> <a href="https://schleuss.online/tags/wood" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>wood</span></a></p>
IT News<p>Low-Cost Cryocooler Pumps Out Cheap DIY Liquid Nitrogen - A word of caution if you’re planning to try this cryocooler method for making liqu... - <a href="https://hackaday.com/2024/07/15/low-cost-cryocooler-pumps-out-cheap-diy-liquid-nitrogen/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2024/07/15/low-co</span><span class="invisible">st-cryocooler-pumps-out-cheap-diy-liquid-nitrogen/</span></a> <a href="https://schleuss.online/tags/chemistryhacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>chemistryhacks</span></a> <a href="https://schleuss.online/tags/joule" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>joule</span></a>-thomson <a href="https://schleuss.online/tags/compressor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>compressor</span></a> <a href="https://schleuss.online/tags/cryocooler" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>cryocooler</span></a> <a href="https://schleuss.online/tags/condenser" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>condenser</span></a> <a href="https://schleuss.online/tags/expansion" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>expansion</span></a> <a href="https://schleuss.online/tags/ethylene" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ethylene</span></a> <a href="https://schleuss.online/tags/nitrogen" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>nitrogen</span></a> <a href="https://schleuss.online/tags/propane" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>propane</span></a> <a href="https://schleuss.online/tags/argon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>argon</span></a></p>
Spaceflight 🚀<p>📆 February 26, 2023 <a href="https://techhub.social/tags/Argon" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Argon</span></a>-fueled <a href="https://techhub.social/tags/HallEffectThruster" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HallEffectThruster</span></a> for <a href="https://techhub.social/tags/Starlink" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Starlink</span></a> V2 <a href="https://techhub.social/tags/satellites" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>satellites</span></a> 🛰️ : Relative to <a href="https://techhub.social/tags/krypton" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>krypton</span></a>, the argon required to fuel Starlink V2 satellites will be practically free. 99.999%-pure argon can be purchased in low volumes for just $5 to $17 per kilogram. Fueling ⛽ its next constellation of almost 30,000 V2 satellites could cost <a href="https://techhub.social/tags/SpaceX" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SpaceX</span></a> less than fueling 4000 V1 satellites. <a href="https://www.teslarati.com/spacex-unveils-next-gen-starlink-v2-mini-satellites-ahead-of-monday-launch" rel="nofollow noopener" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">teslarati.com/spacex-unveils-n</span><span class="invisible">ext-gen-starlink-v2-mini-satellites-ahead-of-monday-launch</span></a></p>