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Airy beams from a microchip laser.

Stefano Longhi1

  • 1Dipartimento di Fisica, Politecnico di Milano, Milano, Italy. longhi@fisi.polimi.it

Optics Letters
|March 4, 2011
PubMed
Summary
This summary is machine-generated.

This study theoretically demonstrates that a microchip laser can generate a unique truncated self-accelerating Airy beam. This novel output is achieved using a thin laser crystal with slightly tilted facets under specific pumping conditions.

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Area of Science:

  • Laser physics
  • Optics
  • Photonics

Background:

  • Microchip lasers offer compact and efficient laser sources.
  • Self-accelerating beams, like Airy beams, exhibit unique propagation dynamics.
  • Tailoring laser output is crucial for advanced optical applications.

Purpose of the Study:

  • To theoretically investigate the possibility of generating a truncated self-accelerating Airy beam from an end-pumped microchip laser.
  • To identify the specific conditions required for the formation of this unique beam.
  • To explore the potential of microchip lasers for producing non-diffracting and self-accelerating beams.

Main Methods:

  • Theoretical analysis of light propagation within a microchip laser cavity.
  • Modeling of a thin laser crystal with plane-plane but slightly tilted facets.

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  • Simulation of laser output under specific end-pumping conditions near a crystal edge.

    • Main Results:

    • A truncated self-accelerating Airy output beam can be theoretically generated.
    • The formation of this beam is dependent on appropriate pumping conditions.
    • The beam emission is observed to occur near the edge of the laser crystal.

    Conclusions:

    • End-pumped microchip lasers are capable of producing truncated self-accelerating Airy beams.
    • The unique geometry of the laser crystal and specific pumping parameters are key to this phenomenon.
    • This finding opens new avenues for generating specialized optical beams from compact laser systems.