Metaphysics challenge all laws of physics
Along with the advancement of science, scientists have created a number of 'smart' materials in a laboratory with exceptional abilities that seem to defy the laws of physics such as changing shape according to things. outdoor lawsuit, self-healing or freezing in hot temperatures .
- Materials can "self-destruct", creating self-erasing ink
- Crystals can also be bent and elastic, causing people's perception of the structure to change
- Use materials that are 200 times stronger than steel to build rubber bands
1. Hydrophobic materials
Today, almost all materials may not be able to absorb water thanks to a special coating or gel. This material was created in the laboratory from combining nanoparticles of silicon dioxide and titanium. Not only are they water-repellent, they also help things get free from dust and impurities.
2. Floating gas
Hexafluoride, or SF6 gas, is five times heavier than air so it cannot fly up from the tank. This gas can hold light objects suspended as if they are placed on the water. In addition, Hexafluoride can deepen your voice, just swallow this gulp and your voice will be full of manliness.
3. Metal flows out right in the hand
Unlike normal metals that melt at extremely high temperatures of a few thousand degrees, gallium - a weak silver-colored metal - easily liquefies only slightly above room temperature. Gallium will melt when placed in the human palm and when put into hot water, this metal bar will flow into droplets.
Gallium is not toxic. If you mix aluminum and gallium, you will get a very brittle and brittle alloy.
4. Explosive powder
Powder made from triiodide nitrogen and fulminate silver is extremely sensitive and explosive. Just a very small impact like a light touch with the tip of a chicken feather also caused them to explode with a cloud of reddish-brown smoke. Currently, researchers still have not put them into practical applications.
5. Metal memorization
Nitinol - an alloy of titanium and nickel - is extremely special, "remembers" its original shape, no matter how twisted it is, changing its original shape, when it comes to heat altitude it will return to the original shape.
6. Smart wood
Experts from the Massachusetts Institute of Technology used 4-way printing methods to create artificial wood-like pieces of paper, which could even turn into pre-programmed 'shapes' when soaked in country.
7. Hot tape
With only minimal impact, sodium acetate can be transformed from liquid to crystalline. Sodium acetate has the same appearance and surface structure as normal freezing water. But sodium acetate bandage is quite hot, it is the material used in heat packs and packs used to warm the body.
8. Materials "heal" themselves
Thanks to the layer of bacteria on the surface, this amazing material has the ability to heal itself. When "injured" the bacteria will be activated and self-fill the broken or cracked areas.
Currently, this material is used to make mobile phone shells, construction materials and for medical use. The researchers hope it will be used to produce asphalt in the future.
9. Ultra-light super-durable
Based on graphene, Aerogel is a metamaterial that possesses very special abilities: super-hard, transparent, heat-resistant, fire-resistant but they are only 1.5 times thicker than air and less dense than water. 500 times. That is, it is 7.5 times lighter than air but it can withstand all kinds of effects.
Therefore, Aerogel is one of the most expensive materials in the world: a palm-sized piece can cost about $ 100 (2.27 million VND).
10. Plutonium - a dangerous radioactive metal
Plutonium is very radioactive, if it is close without protective gear, it will be seriously affected or even deadly. Therefore, Plutoni is considered one of the most dangerous substances in the world.
11. Moving clay
Unlike ordinary clay, this special clay is mixed with thousands of tiny magnets. When in the magnetic field of a magnet, this clay will automatically move to the magnet and slowly swallow it.
12. Electric charging materials
Graphene is made up of carbon atoms linked together. This metamaterial is 6 times lighter than steel but 200 times stiffer, conducting electricity better than copper and more flexible than silicon. Graphene is considered a metamaterial of the future, promising to make a breakthrough in many science, electronics, technology and medicine.
You should read it
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- Discovered a new form of carbon, stronger than metal and more resilient than rubber
- 10 kinds of 'miracle' materials challenge all laws of physics
- Apple makes Ultrabook lose the opportunity to use metal shell
- In the future, Wood is the only material to build skyscrapers, not concrete or steel
- Unique experiments with Gallium - special metals that can melt on human hands
- Fabrication of liquid metal can be self-moving, linked together to create electrical circuits
- Japanese scientists successfully developed soft gel like jelly, 5 times stronger than steel
- Successfully formulated, programmable, liquid metal fabrication that can conduct electricity
- Exotic metal knows 'transformations' back to the original shape no matter how deformed
- Turn copper into a material that closely resembles gold
- Nanowood white materials promise special insulation
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