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Topological Structures of Energy Flow: Poynting Vector Skyrmions.
Wang, Sicong; Zhou, Zhikai; Zheng, Zecan; Sun, Jialin; Cao, Hongkun; Song, Shichao; Deng, Zi-Lan; Qin, Fei; Cao, Yaoyu; Li, Xiangping.
Afiliación
  • Wang S; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Zhou Z; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Zheng Z; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Sun J; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Cao H; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Song S; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Deng ZL; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Qin F; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Cao Y; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
  • Li X; Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Institute of Photonics Technology, <a href="https://ror.org/02xe5ns62">Jinan University</a>, Guangzhou 510632, China and College of Physics &amp; Optoelectronic Engineering, <a href="https://ror.org/0
Phys Rev Lett ; 133(7): 073802, 2024 Aug 16.
Article en En | MEDLINE | ID: mdl-39213555
ABSTRACT
Topological properties of energy flow of light are fundamentally interesting and may introduce novel physical phenomena associated with directional light scattering and optical trapping. In this Letter, skyrmionlike structures formed by Poynting vectors are unveiled in the focal region of two pairs of counterpropagating cylindrical vector vortex beams in free space. The appearance of local phase singularities, and the distinct traveling and standing wave modes of different field components passing through the focal spot lead to a Néel-Bloch-Néel transition of Poynting vector skyrmion textures along the light propagating direction. By shaping the wave front of the incident beams with patterned amplitudes, the topological invariant of the Poynting vector skyrmions can be further tuned in a prospective area. This work expands the family of optical skyrmions and holds great potential in energy flow associated applications.

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Phys Rev Lett Año: 2024 Tipo del documento: Article Pais de publicación: Estados Unidos

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Phys Rev Lett Año: 2024 Tipo del documento: Article Pais de publicación: Estados Unidos