5-in-1 5000mW 532nm Beam Light Green Laser Pointer Pen Kit Black - Laserpointerpro
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(a) A green laser pointer emits light with a wavelength of 532 nm . What is the frequency of this light? (b) What is the energy of one of these photons? (c) The laser pointer emits light because electrons in the material are excited (by a battery) from their ground state to an upper excited state. When the electrons return to the ground state, they lose the excess energy in the form of 532-nm photons. What is the energy gap between the ground state and excited state in the laser material? | Nume
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Laser Internal Reflection: a green 532nm laser pointer is directed down a section of bent acrylic rod- exhibiting internal reflection which constrains most of the laser light to propagate along the interior of the rod (similar to the physics of fiber optics). The acrylic sample is actually a specially made particle detector component called a scintillator that contains chemicals that fluoresce green when exposed to ionizing radiation, and the internal reflection properties shown here direct any
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