First try to establish a population inversion How many energy levels do you need Which energy level do you need to pump Do any of the energy levels have to be metastable Does adjusting the energy level and the wavelength of the pump photons and the emitted photons change the ease with which you can achieve a population inversion Configure your atoms' electronic energy levels Lamp Control Lifetime Litetime Energy (ev) 2 2 1 2 Energy Levels 2 3 Two O Three 2 Options Lamp View Enable mirrors Photons Beam Laser Power Lower Transiti Internal Display photons O Photons Power emitted from upper Lasing Dangerl energy state Wave view Output Power Reset All

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Question: First try to establish a population inversion. How many energy levels do you need? Which energy level do you need to pump? Do any of

First try to establish a population inversion.

How many energy levels do you need?
Which energy level do you need to pump?
Do any of the energy levels have to be metastable?
Does adjusting the energy level and the wavelength of the pump photons and the emitted photons change the ease with which you can achieve a population inversion?

Configure your atoms' electronic energy levels Lamp Control Lifetime Litetime Energy (ev) 2 2 1 2 -Energy Levels 2 3 Two O Three 2 Options Lamp View Enable mirrors Photons Beam Laser Power Lower Transiti... Internal Display photons O Photons Power emitted from upper Lasing Dangerl energy state Wave view Output Power Reset All

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