In physics, an electronvolt (symbol eV), also written electron-volt and electron volt, is the measure of an amount of kinetic energy gained by a single...
21 KB (2,072 words) - 22:17, 4 August 2024
Photon energy (section Electronvolt)
unit. Among the units commonly used to denote photon energy are the electronvolt (eV) and the joule (as well as its multiples, such as the microjoule)...
4 KB (548 words) - 04:01, 16 August 2024
{\displaystyle h} SI unit joule per hertz (joule second) Other units electronvolt per hertz (electronvolt second) In SI base units kg⋅m2⋅s−1 Dimension M L 2 T − 1...
71 KB (6,445 words) - 05:23, 27 August 2024
steradian (sr). Some other units such as the hour, litre, tonne, bar, and electronvolt are not SI units, but are widely used in conjunction with SI units. Until...
16 KB (387 words) - 23:01, 28 July 2024
Graph of first ionisation energies of the elements in electronvolts (predictions used for elements 109–118)...
252 KB (27,200 words) - 06:27, 15 August 2024
Joule Watt-hour Kilowatt-hour Electronvolt Calorie 1 J = 1 kg⋅m2⋅s−2 = 1 2.77778 × 10−4 2.77778 × 10−7 6.241 × 1018 0.239 1 Wh = 3.6 × 103 1 0.001 2.247...
20 KB (2,260 words) - 21:07, 29 July 2024
joules per coulomb (energy per charge), which is also equivalent to electronvolts per elementary charge: V = A ⋅ Ω = Wb s = W A = J C = eV e . {\displaystyle...
16 KB (1,835 words) - 16:23, 31 May 2024
used in atomic physics, particle physics and high energy physics is the electronvolt (eV). One eV is equivalent to 1.602176634×10−19 J. In spectroscopy the...
7 KB (883 words) - 07:12, 2 August 2024
for use with the SI. Some of these are decimalised, like the litre and electronvolt, and are considered "metric". Others, like the astronomical unit are...
40 KB (4,726 words) - 09:06, 27 August 2024
7 million Kelvin photon temperature gives a typical photon energy of 250 electronvolt, thereby setting a typical mass scale for warm dark matter: particles...
139 KB (15,060 words) - 03:46, 26 August 2024