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Seminaris
25 de juny 2026
SEMINAR: Topological light for communicating, sensing, and trapping

Hora: Des de 15:00h a 16:00h

Lloc: Seminar Room

SEMINAR: Topological light for communicating, sensing, and trapping

YIJIE SHEN
Nanyang Assistant Professor in School of Physical and Mathematical Sciences & School of Electrical and Electronic Engineering, Nanyang Technological University

Topological complex electromagnetic waves give access to nontrivial light-matter interactions and provide additional degrees of freedom for information transfer. For instance, topologically stable quasiparticles or skyrmions have been demonstrated in quantum fields, solid-state physics, and magnetic materials, but only recently observed in photonic fields, triggering fast expanding research across different spectral ranges and applications. Here I introduce an extended family of photonic skyrmions within a unified framework, starting from fundamental theories to experimental generation and topological control in spatiotemporally structured light. I will further highlight generalized classes of structured wave topological quasiparticles beyond optical skyrmions and outline their exotic topological robust properties, emerging applications, future trends, and open challenges.

Seminaris
25 de juny 2026
SEMINAR: Topological light for communicating, sensing, and trapping

Hora: Des de 15:00h a 16:00h

Lloc: Seminar Room

SEMINAR: Topological light for communicating, sensing, and trapping

YIJIE SHEN
Nanyang Assistant Professor in School of Physical and Mathematical Sciences & School of Electrical and Electronic Engineering, Nanyang Technological University

Topological complex electromagnetic waves give access to nontrivial light-matter interactions and provide additional degrees of freedom for information transfer. For instance, topologically stable quasiparticles or skyrmions have been demonstrated in quantum fields, solid-state physics, and magnetic materials, but only recently observed in photonic fields, triggering fast expanding research across different spectral ranges and applications. Here I introduce an extended family of photonic skyrmions within a unified framework, starting from fundamental theories to experimental generation and topological control in spatiotemporally structured light. I will further highlight generalized classes of structured wave topological quasiparticles beyond optical skyrmions and outline their exotic topological robust properties, emerging applications, future trends, and open challenges.