Tunable control of electromagnetically induced transparency effect in a double slot terahertz waveguide

M Islam, KM Dhriti, R Sarkar, G Kumar - Optics Communications, 2021 - Elsevier
In this paper, we investigate double slot waveguide configuration to explore the actively
tunable electromagnetically induced transparency (EIT) effect in terahertz regime. One of the …

Manipulating terahertz electromagnetic induced transparency through parallel plate waveguide cavities

L Chen, J Xu, C Gao, X Zang, B Cai, Y Zhu - Applied Physics Letters, 2013 - pubs.aip.org
To mechanically manipulate of electromagnetic induced transparency (EIT) in terahertz
asymmetric parallel-plate waveguide cavities, the influence of waveguide spacing on the …

Observation of electromagnetically induced transparency-like transmission in terahertz asymmetric waveguide-cavities systems

L Chen, C Gao, J Xu, X Zang, B Cai, Y Zhu - Optics letters, 2013 - opg.optica.org
Electromagnetically induced transparency (EIT)-like transmission was demonstrated in
terahertz asymmetric parallel plate waveguides with two identical cavities. By shifting the …

Dynamically tunable electromagnetically induced transparency analogy in terahertz metamaterial

C Liu, P Liu, L Bian, Q Zhou, G Li, H Liu - Optics Communications, 2018 - Elsevier
A metamaterial analogy of tunable electromagnetically induced transparency (EIT) is
theoretically investigated in terahertz regime. The proposed metamaterial consists of vertical …

Plasmon-induced transparency in an air–dielectric grooved parallel-plate terahertz waveguide

KM Dhriti, M Islam, A Bhattacharya, A Ahmad, G Kumar - JOSA B, 2021 - opg.optica.org
In this paper, we examine the plasmon-induced transparency (PIT) effect in a parallel-plate
waveguide comprising two similar pyramidal-shaped grooves. One of the grooves is filled …

Electromagnetically induced transparency in a strongly coupled orthogonal polarization-insensitive planar terahertz metamaterial

LK Vaswani, BS Chouhan, A Panwar… - Journal of Physics D …, 2023 - iopscience.iop.org
We demonstrate experimentally and numerically the electromagnetically induced
transparency (EIT) effect in a strongly coupled planar terahertz (THz) metamaterial. The …

Polarization-independent and angle-insensitive tunable electromagnetically induced transparency in terahertz metamaterials

X Shi, Y Tong, Y Ding - Applied Optics, 2021 - opg.optica.org
A metamaterial with a polarization-independent and angle-insensitive electromagnetically
induced transparency (EIT)-like effect is theoretically investigated in the terahertz regime …

Polarization-sensitive and active controllable electromagnetically induced transparency in U-shaped terahertz metamaterials

K Ren, Y Zhang, X Ren, Y He, Q Han - Frontiers of Optoelectronics, 2021 - Springer
Electromagnetically induced transparency (EIT) phenomenon is observed in simple
metamaterial which consists of concentric double U-shaped resonators (USRs). The …

An actively tunable multifrequency electromagnetically induced transparency in a terahertz metamaterial

H Li, Z Xu, H Wang, J Chen - Optical and Quantum Electronics, 2023 - Springer
Active control of the electromagnetically induced transparency (EIT) has garnered enormous
attention. In this paper, an actively tunable multifrequency electromagnetically induced …

Tunable electromagnetically induced transparency metamaterial utilizing bright-dark mode coupling between electric and toroidal resonances

C Shu, J Mei, H Sun, L Chen, Y Sun - Optical and Quantum Electronics, 2024 - Springer
We investigated an electromagnetically induced transparency metamaterial and provided a
comprehensive demonstration of its tunable electromagnetic characteristics in the terahertz …