Junjie Han

Title: Innovations of Junjie Han in Metasurface Technology

Introduction

Junjie Han is a prominent inventor based in Hefei, China, known for his contributions to the field of metasurface technology. With a total of 2 patents, he has made significant strides in developing advanced materials and methods that enhance the functionality of optical devices.

Latest Patents

One of his latest patents is the "Dual-mode orbital angular momentum (OAM) base cell array and metasurface preparation method." This invention provides a dual-mode OAM convergence base cell array that includes 2(2−1) anisotropic cell structures and 2 isotropic cell structures. Each anisotropic cell structure consists of a bottom ground layer, a dielectric substrate layer, and a top pattern layer, which features an axisymmetric H-shaped structure. The isotropic cell structures also follow a similar layering, with the top pattern layer having a square structure.

Another notable patent is the "Reconfigurable intelligent metasurface with adjustable 3-bit dual-polarization phases." This invention includes multiple reconfigurable intelligent metasurface units that can independently implement dual-polarization 3-bit phase modulation. By adjusting the voltage across varactors in orthogonal polarization directions, the metasurface units can achieve decoupling in these directions, enhancing their versatility in applications.

Career Highlights

Junjie Han is affiliated with Anhui University, where he continues to push the boundaries of research in metasurface technology. His work has garnered attention for its innovative approach to manipulating light and electromagnetic waves.

Collaborations

He collaborates with notable colleagues such as Zhixiang Huang and Jie Wu, contributing to a dynamic research environment that fosters innovation and discovery.

Conclusion

Junjie Han's contributions to metasurface technology exemplify the potential of innovative research in advancing optical applications. His patents reflect a commitment to enhancing the capabilities of modern technology through creative engineering solutions.