New PDF release: Active Plasmonic Devices: Based on Magnetoplasmonic

By Diana Martín Becerra

ISBN-10: 3319484109

ISBN-13: 9783319484105

ISBN-10: 3319484117

ISBN-13: 9783319484112

This thesis investigates the impact of the magnetic box on propagating floor plasmon polaritons (SPPs), or floor plasmons for brief. in particular, it specializes in utilizing the magnetic box as an exterior agent to change the houses of the SPPs, and consequently reaching lively units. floor plasmons are evanescent waves that come up at metal–dielectric interfaces. they are often strongly constrained (beyond the sunshine diffraction limit), and supply a robust enhancement of the electromagnetic box on the interface. those waves have resulted in the advance of plasmonic circuitry, that's a key candidate instead to digital circuitry and standard optical telecommunication units, because it is quicker than the previous and no more cumbersome than the latter.
Adopting either a theoretical and an experimental perspective, the publication analyzes the magnetic modulation in SPPs through an interferometer engraved in a multilayer combining Au and Co. during this interferometer, which acts like a modulator, the SPP magnetic modulation is studied intimately, as are the parameters that experience a suitable impression on it, uncomplicated how you can improve it, its spectral dependence, and the hugely promising danger of utilizing the program for biosensing. The thesis finally arrives on the end that this system delivers values of modulations just like different energetic tools utilized in plasmonics.

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Cebollada, G. Armelles, B. Sepulveda, Y. Alaverdyan, M. Kll, Small 4, 202–205 (2008) 70. L. Wang, C. Clavero, Z. Huba, K. E. Carpenter, D. A. Lukaszew, Nano Lett. 11, 1237–1240 (2011) 71. B. B. Gonzalez-Diaz, A. M. Lechuga, G. Armelles, Phys. Rev. Lett. 104, 147401 (2010) 72. E. B. Gonzalez-Diaz, R. U. Gonzalez, A. M. Garcia-Martin, A. Cebollada, G. Armelles, D. Meneses-Rodriguez, E. Muoz Sandoval, Phys. Rev. B 80, 125132 (2009) 73. G. Ctistis, E. Papaioannou, P. Patoka, J. Gutek, P. Fumagalli, M.

1 Interferometry There are several types of interferometers, but all of them consist in the superposition of two waves and the analysis of the pattern that is formed due to the different paths traveled by the two waves [28]. Usually one of the waves is fixed as a reference, while the other one travels different paths, depending on the properties that are studied. For a basic Michelson interferometer, outlined in Fig. 1) where A and B refer to the two arms of the interferometer, and k0 is the light wavevector in air.

Parallel to the interferometer slit and thus in a transverse configuration. It is applied using a C-shaped coil with the sample placed at its gap. This coil consists of a Cu wiring surrounding a ferrite core of toroidal shape with a gap in it. Since we wanted to work at high frequencies in order to avoid noise from the 50–100 Hz signal of the electric installation, and vibrations, we made an electrical RLC circuit consisting of a resistor, an inductor, and a capacitor. 3 µF capacitor, which results in a circuit with a resonance frequency of about 1 kHz.

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Active Plasmonic Devices: Based on Magnetoplasmonic Nanostructures by Diana Martín Becerra


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