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Measuring Magnetically-Tuned Ferroelectric Polarization in Liquid Crystals
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Nonlinear Beam Shaping in Domain Engineered Ferroelectric Crystals.

Xiaopeng Hu1, Yong Zhang1, Shining Zhu1

  • 1National Laboratory of Solid State Microstructures, College of Engineering and Applied Sciences, Nanjing University, Nanjing, 210093, China.

Advanced Materials (Deerfield Beach, Fla.)
|November 5, 2019
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Summary

Domain engineered ferroelectric crystals enable advanced nonlinear optics. Recent research reviews novel methods for nonlinear beam shaping, achieving complex light patterns and orbital angular momentum manipulation.

Keywords:
beam shapingdomain engineeringnonlinear holographynonlinear opticsorbital angular momentum

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Area of Science:

  • Nonlinear optics
  • Materials science
  • Photonics

Background:

  • Domain engineered ferroelectric crystals are crucial microstructure functional materials.
  • These materials find extensive applications in nonlinear optics.
  • Understanding their role in beam shaping is key to advancing optical technologies.

Purpose of the Study:

  • To review research on nonlinear beam shaping using domain engineered crystals over the past decade.
  • To introduce newly developed design methods for nonlinear beam shaping.
  • To highlight the generation and manipulation of light beam properties like orbital angular momentum.

Main Methods:

  • Review of recent research in nonlinear beam shaping.
  • Introduction of design methods: nonlinear Huygens-Fresnel principle, nonlinear volume holography, and caustic design.
  • Demonstration of generating and manipulating orbital angular momentum.

Main Results:

  • Realization of multiple function integration in beam shaping.
  • Generation of complex beam types, including Airy beams.
  • Creation of arbitrary curved trajectories for light beams.
  • Successful generation and manipulation of orbital angular momentum.

Conclusions:

  • Domain engineering of ferroelectric crystals offers powerful tools for nonlinear beam shaping.
  • Novel design methods facilitate complex optical functionalities.
  • Future research directions include further exploration of orbital angular momentum and advanced beam control.