Paper
20 November 2008 Trade-off analysis of superresolution and transparency in metal-dielectric nanolayered superlens
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Proceedings Volume 7141, 16th Polish-Slovak-Czech Optical Conference on Wave and Quantum Aspects of Contemporary Optics; 71411H (2008) https://doi.org/10.1117/12.822398
Event: 16th Polish-Slovak-Czech Optical Conference on Wave and Quantum Aspects of Contemporary Optics, 2008, Polanica Zdroj, Poland
Abstract
We identify the conditions of imaging using a metal-dielectric nanolayered superlens within the regime of resonant tunneling that allows for superresolution. Resonant tunneling is a mechanism which leads to effective transparency of metals present in nanolayered stacks. The resonant tunneling operation regime is based on the coupling of incident waves to Bloch waves through the external layers which minimize reflection. This regime enables transmission within a broad spectral range through layered metallic structures with the total thickness reaching several wavelengths. We consider imaging from the near field to the near field and aim at increasing of the lens-image distance. We show that under certain conditions imaging with subwavelength resolution is possible. The present analysis relies on full-wave modeling based the transfer matrix method (TMM) and the finite-difference time-domain (FDTD) method.
© (2008) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Tomasz Stefaniuk, Rafał Kotyński, and Tomasz Szoplik "Trade-off analysis of superresolution and transparency in metal-dielectric nanolayered superlens", Proc. SPIE 7141, 16th Polish-Slovak-Czech Optical Conference on Wave and Quantum Aspects of Contemporary Optics, 71411H (20 November 2008); https://doi.org/10.1117/12.822398
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KEYWORDS
Point spread functions

Dielectrics

Modulation transfer functions

Silver

Super resolution

Near field

Image resolution

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