Search Results - "Lee, Gyejung"

Dynamic-Metasurface-Based Cavity Structures for Enhanced Absorption and Phase Modulation by Nouman, M. Tayyab, Hwang, Jihyun, Faiyaz, Mohd, Lee, Gyejung, Noh, Do-Young, Jang, Jae-Hyung

“…Metasurface-based optical cavity structures consist of a metallic metasurface realized on top of a dielectric slab backed with a metal plane. Such structures…”
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Enhancing the modulation depth of a dynamic terahertz metasurface by integrating into an asymmetric Fabry-Pérot cavity by Lee, Gyejung, Nouman, Muhammad Tayyab, Hwang, Ji Hyun, Kim, Hyun-Woong, Jang, Jae-Hyung

“…The modulation capability of a terahertz dynamic metasurface was enhanced by integrating it with an asymmetric Fabry-Pérot cavity. The dynamic metasurface…”
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Active Terahertz Metamaterials Integrated with Metal–Semiconductor–Metal Varactor Diodes for Amplitude Modulation by Lee, Gyejung, Hwang, Ji Hyun, Jang, Jae‐Hyung

“…Metal–semiconductor–metal (MSM) varactor diodes are integrated with a THz fishnet metamaterial with its resonance frequency in the terahertz (THz) frequency…”
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Self-Aligned Metal-Semiconductor-Metal Varactors Based on the AlGaN/GaN Heterostructure by Hwang, Ji Hyun, Lee, Gyejung, Nouman, Muhammad Tayyab, Cha, Suhyeong, Hong, Sung-Min, Jang, Jae-Hyung

“…The self-aligned metal-semiconductor-metal (SA-MSM) structure was utilized to fabricate varactors on top of the AlGaN/GaN heterostructures. The SA-MSM…”
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High Efficiency Interdigitated Terahertz Photoconductive Antenna Integrated with Cylindrical Lens Array by Lee, Gyejung, Son, Byungwoo, Ko, Do-Kyeong, Hong, Sung-Min, Lee, Sungbae, Jang, Jae-Hyung

“…Cylindrical lens array (CLA) and plasmonic nano-grating structures were integrated with a large area interdigitated photoconductive antenna (PCA) for…”
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Plasmonic grating assisted photo‐absorption enhancement in terahertz photoconductive antenna by Lee, Gyejung, Son, Byungwoo, Ko, Do‐Kyeong, Hong, Sung‐Min, Lee, Sungbae, Jang, Jae‐Hyung

“…A large aperture photoconductive antenna (PCA) with a plasmonic grating structure was fabricated and characterized. The intensity of the terahertz radiation…”
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