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Optical constants of Ag (Silver)
Stahrenberg et al. 2001: n,k 0.128–0.496 µm

Wavelength: µm
 (0.12782–0.49594)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

References

K. Stahrenberg, Th. Herrmann, K. Wilmers, N. Esser, W. Richter, and M. J. G. Lee. Optical properties of copper and silver in the energy range 2.5-9.0 eV, Phys Rev. B 64, 115111 (2001) (Numerical data kindly provided by Prof. Dr. Norbert Esser)

Data

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INFO

Silver, Ag

Silver (Ag) is a highly reflective metal known for its excellent electrical and thermal conductivity, making it a material of interest in a variety of optical and electronic applications. In the realm of optics, silver is frequently used as a coating material for mirrors due to its high reflectivity across a broad range of wavelengths, from ultraviolet to infrared. Additionally, silver nanoparticles are employed in plasmonic devices, enhancing light-matter interactions at the nanoscale. While the metal is highly stable under most conditions, it is susceptible to tarnishing in the presence of sulfur compounds, which can diminish its optical performance over time. Silver's unique combination of properties, including its unparalleled reflectivity and high electrical conductivity, makes it a versatile material in the field of optics and photonics. Note that its refractive index can vary depending on the form in which it is used, such as bulk silver, thin films, or nanoparticles, making it crucial to consult specific data for particular applications.

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