will this help me to get light-nanoparticle interaction analysis of patterned tri-layers of gold-alumina-gold? (metamaterials))

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i want to guess the range in which i will observe negative refractive index, if i draw some arbitrary pattern. for which knowing the eletric field interaction of light with nano particles will help. …

https://nanohub.org/answers/question/1020

dielectric function

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Hi! What kind of dielectric function for silver and gold do you use in this method? I mean, it is drude model or experimental data or something else. Thank's a lot for your reply!

https://nanohub.org/answers/question/1017

question about starting and initial wavelength

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Hi, I was wondering what is the difference between initial wavelength in the simulation parameters and starting wave length in electric field. Is initial value represents the wavelength of light? …

https://nanohub.org/answers/question/887

The method

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Hi, Thank you for your interesting tools. I want to know which method you use to simulate, Mie theory? or FDTD?

https://nanohub.org/answers/question/827

hi, my simulation only gave extinction (absorption, scattering) spectrum but electric field did not come out, would anyone tell me why? thanks

Closed | Responses: 1

https://nanohub.org/answers/question/820

Is there a mistake in the software?

Closed | Responses: 1

From the basics and references I made sure Extinction is fading of energy and is caused due to absorption and scattering. and their coefficients and also cross sections are related as Extinction= …

https://nanohub.org/answers/question/599

Square of electric field and process used

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Can anyone explain how can we calculate the magnitude of electric field at a point on the surface of a gold/silver particle? We can simulate the square of electric field and we get a color mapping of …

https://nanohub.org/answers/question/581

Square of electric field and process used

Closed | Responses: 0

Can anyone explain how can we calculate the magnitude of electric field at a point on the surface of a gold/silver particle? We can simulate the square of electric field and we get a color mapping of …

https://nanohub.org/answers/question/580

Square of electric field and process used

Open | Responses: 1

Can anyone explain how can we calculate the magnitude of electric field at a point on the surface of a gold/silver particle? We can simulate the square of electric field and we get a color mapping of …

https://nanohub.org/answers/question/579

E-field units

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Hi, what units are used to express E-field values on color map. Also, is there any possibility to switch from color map to black-n-white or contour one? Regards, Serhiy

https://nanohub.org/answers/question/534

Nanosphere optics field lab/change surrounding media

Open | Responses: 2

Hello In the tool "Nanosphere optics lab field simulator" I would like to change the value of surrounding media dielectric constant. It offers 3 choices by default- air, water and vacuum. Now …

https://nanohub.org/answers/question/244