4 papers · 1 filter
Nonsymmorphic symmetry adapted finite element modeling of glide-symmetric photonic structures
Lida Liu, Jingwei Wang, Yuhao Jing +3
Space group theory is pivotal in the design of nanophotonics devices, enabling the characterization of periodic optical structures such as photonic crystals. The aim of this study…
Numerical approximation of slowlingly varying envelope in finite element electromagnetism: a ray-wave method of modeling multi-scale devices
Fan Xiao, Jingwei Wang, Zhongfei Xiong +1
In this work we propose an efficient and accurate multi-scale optical simulation algorithm by applying a numerical version of slowly varying envelope approximation in FEM. Specific…
Efficient finite element modeling of photonic modal analysis augmented by combined symmetry
Jingwei Wang, Lida Liu, Yuhao Jing +2
In this work, we present an efficient numerical implementation of the finite element method for modal analysis that leverages various symmetry operations, including spatial symmetr…
Amplified Light Beam Cooling via Emergent Onsager's Irreversible Thermodynamics
Zhongfei Xiong, Fan O. Wu, Yang Liu +3
High-brightness coherent light source is at the heart of optical technology and yet challenging to achieve. Here, we propose an unconventional approach that utilizes the "forbidden…