- #1
krindik
- 65
- 1
Hi,
It is seen that noble metals (gold, silver) show a negative permittivity in optical frequencies. Can somebody explain the physical interpretation of this phenomena? How is the negative permittivity measured?
Really appreciate if someone could point me in the correct direction.
Thanks.
It is seen that noble metals (gold, silver) show a negative permittivity in optical frequencies. Can somebody explain the physical interpretation of this phenomena? How is the negative permittivity measured?
Really appreciate if someone could point me in the correct direction.
Thanks.