Input interpretation
![sodium | work function](../image_source/a1bf4b0e8b6a14a0fa405c0f3fabc39b.png)
sodium | work function
Results
![2.36 eV](../image_source/4ff96f6bf1e54605e3a79e16901fd0b7.png)
2.36 eV
![polycrystalline | 2.36 eV](../image_source/45fef3cbf30794dfdbc56e2de1f93dd1.png)
polycrystalline | 2.36 eV
Threshold frequency
![5.706×10^14 Hz (hertz)](../image_source/0820c67c77cefe7bdd05a2157e9baa58.png)
5.706×10^14 Hz (hertz)
Electromagnetic frequency range
![visible light](../image_source/e97a764dcab2c97ffd2dbb935a8ca769.png)
visible light
Unit conversion
![3.78×10^-19 J (joules)](../image_source/737615bf1e7613cf649b054bb210b041.png)
3.78×10^-19 J (joules)
Comparisons as energy
![≈ (0.2 to 1.2) × energy of a covalent bond ( 3×10^-19 to 1×10^-18 J )](../image_source/17ef575a6972082ff892a82300bc9be3.png)
≈ (0.2 to 1.2) × energy of a covalent bond ( 3×10^-19 to 1×10^-18 J )
![≈ (1 to 1) × energy of a photon of green light ( 2.2 to 2.5 eV )](../image_source/9aea5edc73348e074421bddf884f8e69.png)
≈ (1 to 1) × energy of a photon of green light ( 2.2 to 2.5 eV )
![≈ (1.3 to 1.9) × energy of an infrared light photon ( 2×10^-19 to 3×10^-19 J )](../image_source/1182b932d7ac174cdaea9fce310d288f.png)
≈ (1.3 to 1.9) × energy of an infrared light photon ( 2×10^-19 to 3×10^-19 J )
Corresponding quantities
![Electromagnetic wave frequency ν from E = hν: | 571 THz (terahertz) | 5.706×10^14 Hz (hertz)](../image_source/9677409c0769f2042f6a72686fbe6caf.png)
Electromagnetic wave frequency ν from E = hν: | 571 THz (terahertz) | 5.706×10^14 Hz (hertz)
![Thermodynamic temperature T from E = kT: | 27387 K (kelvins)](../image_source/0dc9a77ab53636d040413f5b36cf9174.png)
Thermodynamic temperature T from E = kT: | 27387 K (kelvins)
![Photon wavelength λ from E = hc/λ: | 525 nm (nanometers)](../image_source/99ac7d3350297f7e17871b73482acb6c.png)
Photon wavelength λ from E = hc/λ: | 525 nm (nanometers)
![Spectroscopic wavenumber ν^~ from ν^~ = E/(hc): | 1.903×10^6 m^(-1) (reciprocal meters) | 19035 cm^(-1) (reciprocal centimeters)](../image_source/962650d1f3a7bda1c89782fd7fc48eb8.png)
Spectroscopic wavenumber ν^~ from ν^~ = E/(hc): | 1.903×10^6 m^(-1) (reciprocal meters) | 19035 cm^(-1) (reciprocal centimeters)