Surface plasmon magnetic field graphs - how were they determined?

Thread starter snickersnee
Start date Oct 20, 2012
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Field Graphs Magnetic Magnetic field Plasmon Surface

In summary, surface plasmon magnetic field graphs are created by measuring changes in the magnetic field at the surface of a metal when it interacts with light. These graphs are typically created using noble metals such as gold, silver, or copper and are measured using a technique called surface plasmon resonance. They have various applications in fields such as nanophotonics, biophysics, and material science. Additionally, surface plasmon magnetic field graphs can be manipulated by altering the properties of the metal surface or by applying external magnetic fields.

Oct 20, 2012

snickersnee

Can someone please explain how these graphs were obtained? There's no Hy in the equation given. Thanks in advance.

http://snag.gy/utX7W.jpg

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Oct 22, 2012

snickersnee

Please help, I don't think it should be posted under homework because the answer is already given. Feel free to move the thread if you disagree.

1. How do surface plasmon magnetic field graphs work?

Surface plasmon magnetic field graphs are created by measuring the changes in the magnetic field at the surface of a metal when it interacts with light. These changes are caused by the excitation of surface plasmons, which are collective oscillations of electrons on the metal surface. By mapping the magnetic field at different points on the surface, a graph can be created to show the strength and direction of the magnetic field.

2. What materials are used to create surface plasmon magnetic field graphs?

Surface plasmon magnetic field graphs are typically created using noble metals such as gold, silver, or copper. These metals have a high conductivity and support the excitation of surface plasmons, making them ideal for this type of experiment.

3. How are surface plasmon magnetic field graphs measured?

Surface plasmon magnetic field graphs are measured using a technique called surface plasmon resonance (SPR). This involves shining a laser on the metal surface and measuring the reflected light. By analyzing the changes in the reflected light, the magnetic field at the surface can be determined.

4. What applications do surface plasmon magnetic field graphs have?

Surface plasmon magnetic field graphs have a wide range of applications in fields such as nanophotonics, biophysics, and material science. They can be used to study the properties of materials at the nanoscale, as well as for sensing and imaging applications.

5. Can surface plasmon magnetic field graphs be manipulated?

Yes, surface plasmon magnetic field graphs can be manipulated by changing the properties of the metal surface, such as its thickness or shape. This can alter the excitation of surface plasmons and result in changes in the magnetic field profile. Additionally, external magnetic fields can also affect the behavior of surface plasmons and thus impact the resulting graph.