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Why can we allow the speed of light being infinite in case of Surface Plasmons?

I have a problem with understanding of these sentences: We have indicated in the opening paragraph of the Introduction that surface plasmon polaritons are solutions of Maxwell’s equations in ...
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43 views

What is light localisation?

Reading about plasmonic nanoparticles I faced the term "localised light". How can one localise light? What are applications of it?
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51 views

What are hot electrons?

What are they? How are they created? And what do they have to do with plasmons? I searched the web, but I would like more reliable and straightforward sources.
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41 views

Electric field inside a metal nanoparticle?

In localized surface plasmon resonance, the conduction electrons of a metal nanoparticle oscillate in tune with the frequency of the incident electromagnetic wave . The effect is dominated by ...
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364 views

Exciting Surface Plasmon-Polaritons with Grating Coupling

I'm very new the topic of SPPs and have been trying to understand this particular method of exciting surface plasmons using a 1D periodic grating of grooves, with distance $a$ between each groove. If ...
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57 views

Exciting Surface Plasmons using ATR

I'm very new to the topic of surface plasmons and I have been reading about different methods of exciting them. There is one method in which a prism is set up to allow phase matching of an incident ...
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31 views

What is the minimum number of electrons necessary to propagate a plasmon?

What is the minimum number of electrons necessary to propagate a plasmon? Is it possible for just 1 electron to oscillate in a plasmon.
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52 views

Plasmon Based Transistor vs conventional one

Conventional wires become very lossy at high frequencies. Is this because of the skin effect? Plasmon based computer chips, since plasmons can support much higher frequencies (~100 THz range). ...
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151 views

How Do Electrons “Resonate Against the Restoring Force Of Positive Nuclei?”

While reading "Surface Plasmon Resonance," I came across the following: "The resonance condition is established when the frequency of light photons matches the natural frequency of surface ...