例句與造句

1. The ionization potential is determined experimentally at 11 to 13.5 electronvolts.
2. Writing in " dioxygenyl cations, which they observed, is 18 electronvolts.
3. These molecules are de-excited by emitting a photon whose energy is some Electronvolts.
4. Another suggested threshold is 33 electronvolts, which is the energy needed to ionize water molecules.
5. The work function is characteristic of the material and for most metals is on the order of several electronvolts.
6. It's difficult to find electronvolts in a sentence. 用electronvolts造句挺難的
7. To emit thermionically at zero degrees Celsius, a material needs a work function of around 0.3 electronvolts.
8. An electron which is completely free from the atom has an energy of 0 joules ( or 0 electronvolts ).
9. Semiconductors with bandgaps smaller than 1.7 electronvolts would ostensibly be required for efficient nanoscale photoelectrolysis using light from the Sun.
10. Oliphant followed up the work by constructing a particle accelerator that could fire protons with up to 600, 000 electronvolts of energy.
11. In fact, he calculated that protons with energy of just 300, 000 electronvolts would be able to penetrate a boron nucleus.
12. The usual definitions have suggested that radiation with particle or photon energies less than 10 electronvolts ( eV ) be considered non-ionizing.
13. The energy of the electron beam is typically 70 electronvolts and the ionization process typically produces extensive fragmentation of the chemical bonds of the molecule.
14. The ion spectrometer provides industry and research scientists with a method for analysing surfaces using a positively charged beam on ions between 50 and 270 thousand electronvolts.
15. These unusual classes of compounds have allowed Dye to achieve work functions as low as 0.2 electronvolts _ low enough for thermionic emission at-80 degrees Celsius.
16. In the film, Arkani-Hamed advocates for the " multiverse " theory, which predicts the mass of the Higgs boson to be approximately 140 giga-electronvolts.
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