Coherence
Quantum and Nuclear | Light, Sound and Waves

Episode 503: Preparation for lasers topic

Teaching Guidance for 16-19 IOP TAP

As regards post-16 examinations, the formal requirements laid down are modest, or non-existent, so that the level of treatment here is not detailed.

Main aims of this topic

Lasers

Students will:

  • outline the principles of operation of a laser
  • state some uses of high and low energy lasers

Prior knowledge

Students should know about the wave nature of light, including interference. They should also know how light is emitted by electron transitions within atoms.

Coherence
is a special case of Interference
is used in analyses relating to Laser
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