# Science @ NTU

**Source**: https://blogs.ntu.edu.sg/science/
**Parent**: https://www.ntu.edu.sg/science

## [How Twisting Light-Matter Systems Creates New Topological Effects](https://blogs.ntu.edu.sg/science/2026/01/23/how-twisting-light-matter-systems-creates-new-topological-effects/)

by [SPMS Communications](https://blogs.ntu.edu.sg/science/author/spms-communications/ "Posts by SPMS Communications") | Jan 23, 2026

Many systems are traditionally described under the assumption of perfect balance, where energy is conserved and isolated from the environment. Non-Hermitian systems break this assumption by describing open systems in which energy can flow in and out. In such systems,...

[read more](https://blogs.ntu.edu.sg/science/2026/01/23/how-twisting-light-matter-systems-creates-new-topological-effects/)