सामग्रियों के लिए यह क्यों महत्वपूर्ण है
Electronics is where materials are used most efficiently and recovered least. Each device holds milligrams of a dozen scarce metals, dispersed so finely that separating them again costs more than mining new ones.
यह किससे बना है
सभी सामग्रियाँ →| सामग्री | यह यहाँ क्या करता है | महत्त्व |
|---|---|---|
| Cobalt क्रिटिकल | High-density battery cathode | परिभाषित करना |
| Copper क्रिटिकल | Boards, coils and wiring | परिभाषित करना |
| Graphite क्रिटिकल | Battery anode | परिभाषित करना |
| Indium क्रिटिकल | Transparent touchscreen electrode | परिभाषित करना |
| Lithium क्रिटिकल | Battery | परिभाषित करना |
| Neodymium क्रिटिकल | Speaker and haptic magnets | परिभाषित करना |
| Silicon क्रिटिकल | Every chip | परिभाषित करना |
| Tantalum क्रिटिकल | Capacitors | परिभाषित करना |
| Tin क्रिटिकल | Solder | परिभाषित करना |
| Gallium क्रिटिकल | LED backlighting and RF front end | महत्त्वपूर्ण |
| Gold | Contacts and bonding | महत्त्वपूर्ण |
| Europium क्रिटिकल | Display phosphors | वर्तमान |
| Yttrium क्रिटिकल | Display phosphors and lasers | वर्तमान |
Cobalt
A hard, bluish metal that keeps a battery's cathode stable so it does not overheat, and that holds its strength when…
Copper
The reddish metal that carries electricity better than anything except silver, and which humans have been smelting…
Graphite
Pure carbon in soft, slippery sheets — the same stuff as pencil lead — and the material that holds the lithium when a…
Indium
A soft metal whose oxide is both transparent and electrically conductive — the invisible wiring on top of every…
Lithium
A soft, silvery metal so light it floats on water, and the element that lets a rechargeable battery store a lot of…
Neodymium
The rare earth at the heart of the strongest magnet ever made — the kind in headphones, hard drives, wind turbines…