"atom" nach Englisch mit Beispielen - Kollokationen-Wörterbuch Englisch
- The object of their attention is the single electron in the outermost electron shell of a potassium atom.
- Add three potassium atoms, and it becomes a low- temperature superconductor.
- Add three more potassium atoms, and it becomes an insulator again!
- A potassium atom is thus much more likely to lose the "extra" electron than to gain one; however, the alkalide ions, K, are known.
- In the usual process, sodium atoms in the surface layer of the glass are replaced by potassium atoms.
- The potassium atoms, being slightly larger, make for a tighter fit among the glass molecules, compressing them.
- "With four potassium atoms added, for example, it was about 9 percent wider and 3 percent shorter."
- Each potassium atom gave about six-tenths of the charge of an electron.
- The potassium atoms switched places with the sodium atoms at the surface, making the glass stronger.
- Why did the glass become stronger, and why did the potassium atoms take the places of the sodium atoms?
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