Hydrogen gas can be made to emit photons by exciting the electrons in the gas to higher energy levels. This can be done through various methods such as passing an electric current through the gas or exposing it to high temperatures.
The energy of the emitted photons is determined by the difference in energy between the excited state and the ground state of the hydrogen atom. This energy difference corresponds to a specific wavelength of light, which determines the energy of the emitted photons.
Yes, the energy of the emitted photons can be controlled by adjusting the energy input into the hydrogen gas. This can be done by changing the electric current or temperature, or by using other methods such as lasers to excite the electrons to specific energy levels.
Different energies of photons can be produced from the same hydrogen gas by varying the method of excitation or by using different energy sources. This allows for a wide range of photon energies to be emitted from the same gas.
The ability to emit photons of different energies from hydrogen gas has several applications, including in lighting, spectroscopy, and medical imaging. It also plays a crucial role in understanding the energy levels and behavior of atoms and molecules in various scientific fields.