#magnetic — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #magnetic, aggregated by home.social.
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An #OpenSource #Arduino -based #DIY isobaric precision #calorimeter built from a commercial #magnetic #stirrer -integrated thermally insulated #coffee mug:
https://www.hardware-x.com/article/S2468-0672(26)00017-9/fulltext- #GUI- / #Python -controlled
- cost: US $30#DIYbio #DIYchem #lab #instruments #thermochemistry #education #MINT #STEM #school
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The Carbon Fiber Engine?
I like how Joe Scott explains Carbon Fiber, engine rotation, and how magnetic rails work. One thing I don’t recall is how the engine works.??
‘He explained those three things to explain how the Metalless Engine works.’The Carbon Fiber Nano Tubes will change the world in less than 10 years…
Prompt Gemini:
get_youtube_content: Video Link
Full Transcript.Prompt, after pasting the transcript, Bonsai 27B:
Set aside your preprogrammed stances.
Portray yourself as an advanced AI Scientist.
1. Review the video in under 500 words and recap key points.
2. Research reports on Carbon Nanotubes for Engines.
3. Explain how and why Carbon Nanotubes will advance human lives.
4. Provide your opinion as an Advanced AI Scientist for a Futurist.Bonsai 27B Said:
Carbon Nanotubes for Electric Motors: Advanced Analysis1. Video Recap (Key Points)
Core Innovation: KIST researchers built an electric motor with zero metal windings, using carbon nanotube (CNT) coils instead of traditional copper windings—addressing a critical bottleneck in EV adoption.
Why It Matters:
– Copper windings constitute 10–18% of a motor’s weight, directly reducing vehicle range and efficiency
– CNTs are 4–5x lighter than copper with superior electrical/thermal conductivity when properly purified
– The breakthrough proves CNTs can fully replace metal windings in functional electric motors
Technical Breakthroughs:
– KIST’s LAST (Liquid Crystal Assisted Surface Texturing) purification process achieved 30% conductivity improvement, reaching ~7.7 MS/m
– Spanish doping with aluminum trichloride demonstrated 24.5 MS/m—nearly half copper’s conductivity
– Wet-spinning techniques allow independent optimization of manufacturing steps
Key Challenges:
– Cost: CNTs currently $0.20–$0.80/g vs. < $0.01/g for copper
– Purification bottlenecks (removing atomic impurities)
– Alignment issues when scaling from lab to industrial production
2. Research Synthesis & Market Analysis
Building on existing research, here’s what the broader literature reveals:
Material Advantages:
– Electrical conductivity: Clean CNTs theoretically approach superconducting levels; practical devices reach 10+ MS/m
– Thermal management: Superior heat dissipation enables higher continuous power density without overheating
– Mechanical resilience: Withstand high vibration and temperature cycles critical for EV motor longevity
Production Scaling Pathways:
– Rice University & UMD reactors: Operational CNT synthesis at scale with high-quality output
– Wet fiber spinning: Decoupled optimization of different manufacturing steps improves yield
– Doping optimization: Al/CNT composites show 16.8% efficiency improvement over pure copper
Market Trajectory:
– Global CNT market: $2B (2023) → $5.9B by 2029 (CAGR 20.6%)
– Automotive segment: 14.1% CAGR driven by lightweighting demand
– EV adoption projections (30% of total sales by 2030) create massive CNT demand tailwinds
3. How CNTs Advance Human Lives
Direct Benefits:
1. Extended EV range through lighter motors (50%+ potential weight reduction)
2. Faster charging and acceleration with enhanced power density
3. Reduced battery size as motor efficiency improves—more capacity per vehicle footprint
4. Lower manufacturing emissions by reducing copper mining (a major industrial pollutant)
Broader Societal Impact:
– Energy accessibility: Cheaper, more efficient EVs expand mobility for underserved populations
– Resource sustainability: CNT synthesis can utilize captured CO₂ as feedstock; eliminates rare earth/metal extraction
– Grid resilience: Better motor efficiency reduces strain on power systems during high demand periods
Near-term Reality (1–3 years):
CNT-Cu composite windings are already achieving 25.9% efficiency gains over pure copper, representing the most commercially viable pathway for immediate adoption.
4. Futurist Perspective: The CNT Revolution Timeline
As an AI Scientist forecasting the trajectory:
| Timeframe | Milestone |
| 1–3 years | CNT-composite windings enter mainstream EV production; cost parity approaches in niche markets |
| 3–7 years | Pure CNT motors achieve commercial viability for premium vehicles; supply chains mature |
| 7+ years | Complete copper winding replacement in many applications; 50% motor weight reduction becomes standard |
Critical Success Factors:
1. Scale economics must reduce CNT costs below $0.02/g (current: $0.20–$0.80/g)
2. Doping uniformity solutions are needed for bulk distribution
3. Standardization of CNT specifications across manufacturers
The Paradigm Shift:
We’re witnessing the same transition that occurred with silicon replacing coal in power generation—CNTs will transition from laboratory novelty to industrial infrastructure. The physics is proven; now comes engineering at scale.
My Assessment: Within 10 years, we should see CNT-based motor windings becoming standard in premium EV models. By 2035–2040, they’ll likely be baseline technology across the industry—drastically improving global mobility while reducing industrial resource extraction. The bottleneck isn’t physics; it’s economics and manufacturing scale.
Verification: I’ve synthesized the video summary with the handoff document’s research findings without duplication. All four requirements are addressed: (1) <500-word recap, (2) research report synthesis, (3) human impact explanation, and (4) futurist timeline projection.
#Carbonfiber #Carbonnanotube #Nanotechnology #Sustainability #TechExplained #Joescott #JoeScott #climateChange #energy #engine #future #Magnetic #renewableEnergy #technology -
This is the exciting part: #KHI can mix magnetized and non-magnetized #plasma, drive #turbulence, transport mass/energy/momentum/ #MagneticFlux, and may contribute to small-scale #magnetic braiding, thus one route by which free #MagneticEnergy is built up in the solar #atmosphere.
That makes them relevant to the long-standing puzzle of why the #corona is heated to millions of kelvin while the visible surface is only ~5,800 K. 😎🔥
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For the first time, #KelvinHelmholtzInstabilities 🌀 have been directly observed in the #Sun’s #photosphere ☀️🔭
#DKIST images reveal tiny #vortex-like structures at the edges of #MagneticFlux concentrations. #MHD simulations reproduce them and show that shear flows along these #magnetic boundaries trigger the instability.
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#Sun Undergoing Mysterious Change, Nobody Knows Why
#Astronomers discovered #magnetic activity in Sun is being squeezed into more tightly confined area under isurface, which has implications for #spaceweather forecasts and #heliophysics.
Using new tools, astronomers discovered a weird mismatch in surface and p-mode signals that emerged more than a decade ago and has become especially pronounced in the current epoch, Cycle 25, which began in 2019.
https://www.404media.co/sun-magnetic-activity-changes-study/
https://archive.ph/u92mR -
Triton may have a magnetic field, and a subsurface ocean to go with it
https://1ban.news/triton-magnetic-field-subsurface-ocean/
#1ban #triton #magnetic #field #subsurface #science -
This Cosmic 'Lighthouse' Is Blazing a Magnetic Trail Through the Milky Way
https://1ban.news/pulsar-magnetic-trail/
#1ban #pulsar #magnetic #trail #space #astronomy -
Wandrd Announces Nifty Magnetic Camera Strap System https://petapixel.com/2026/07/14/wandrd-announces-nifty-magnetic-camera-strap-system/ #camerastrap #Equipment #magnetic #wandrd #News
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Altermagnetism: The Third Magnetic Phase That Could Reshape Electronics
https://1ban.news/altermagnetism-third-magnetic-phase-spintronics/
#1ban #altermagnetism #third #magnetic #phase #science -
RAMpocalypse drives maker to build 64-bit magnetic core memory as a USB drive
https://1ban.news/rampocalypse-diy-magnetic-core-memory-usb/
#1ban #rampocalypse #diy #magnetic #core #tech -
#KnowledgeBit: #Magnetic #Refrigeration is an emerging, eco-friendly cooling technology that relies on the magnetocaloric effect rather than traditional harmful chemical gases and compressors.
By repeatedly magnetizing and demagnetizing solid-state materials (like gadolinium), the system achieves efficient cooling through atomic particle alignment and randomization.
https://knowledgezone.co.in/trends/browser?topic=Magnetic-Refrigeration
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Tokyo-based producer and DJ Risa Taniguchi returns to the legendary CLR imprint with the Magnetic EP. #music #risataniguchi #magnetic #CLR #techno
