Title Magnetic Light-Matter Interactions in a Photonic Crystal
... cavity resonance has been induced by the probe. Qualitatively similar behavior is found at all probe positions. For example, Figs. 2(c) and 2(d) show T for probe positions along the horizontal and vertical dashed lines in Fig. 2(a), respectively. A decrease in transmittance (violet regions), indica ...
... cavity resonance has been induced by the probe. Qualitatively similar behavior is found at all probe positions. For example, Figs. 2(c) and 2(d) show T for probe positions along the horizontal and vertical dashed lines in Fig. 2(a), respectively. A decrease in transmittance (violet regions), indica ...
A negative permeability material at red light
... occur for the case of an isolated strip pair of the same structural dimensions and materials. Recent studies [3,5,7] show that the destructive effect of the electric anti-resonance, which tends to make ε' (as well as n') positive, can be straightforwardly compensated by adding background metallic el ...
... occur for the case of an isolated strip pair of the same structural dimensions and materials. Recent studies [3,5,7] show that the destructive effect of the electric anti-resonance, which tends to make ε' (as well as n') positive, can be straightforwardly compensated by adding background metallic el ...
Third harmonic generation by Bloch-oscillating electrons in a quasioptical array
... Moreover, the nonlinear transformation between the incident and local fields leads to a multistable behavior;6 the transmitted third harmonic power is a multivalued function of the input laser power, as has been resolved in the inset in Fig. 3. The cubic regime alluded to previously occurs at incide ...
... Moreover, the nonlinear transformation between the incident and local fields leads to a multistable behavior;6 the transmitted third harmonic power is a multivalued function of the input laser power, as has been resolved in the inset in Fig. 3. The cubic regime alluded to previously occurs at incide ...
Polarization-Independent Metamaterial Analog of
... of “bright” and “dark” resonant elements, which have almost equal resonance frequencies and are coupled with each other. The resonance of the bright element has a low quality factor and is directly excited by the incident waves. On the contrary, the dark element usually supports a sharper resonance ...
... of “bright” and “dark” resonant elements, which have almost equal resonance frequencies and are coupled with each other. The resonance of the bright element has a low quality factor and is directly excited by the incident waves. On the contrary, the dark element usually supports a sharper resonance ...
Electromagnetic Wave Behaviour in Uniaxial Magnetodielectric
... have a broad range of applications including artificial dielectrics, antenna structures, microwave components and composite materials. Applications of metamaterials in antenna design have been considered in recent years by several authors [1–4]. The electromagnetic analysis and optimization based on ...
... have a broad range of applications including artificial dielectrics, antenna structures, microwave components and composite materials. Applications of metamaterials in antenna design have been considered in recent years by several authors [1–4]. The electromagnetic analysis and optimization based on ...
Compact Magnetic Antennas for Directional Excitation of Surface Plasmons Yongmin Liu, Stefano Palomba,
... and the recently developed concept of metamaterials, we demonstrate a subwavelength, highly efficient plasmonic source for directional generation of SPPs. The designed device consists of two nanomagnetic resonators with detuned resonant frequencies. At the operating wavelength, incident photons can be ...
... and the recently developed concept of metamaterials, we demonstrate a subwavelength, highly efficient plasmonic source for directional generation of SPPs. The designed device consists of two nanomagnetic resonators with detuned resonant frequencies. At the operating wavelength, incident photons can be ...
Compact Magnetic Antennas for Directional Excitation of Surface Plasmons Yongmin Liu, Stefano Palomba,
... and the recently developed concept of metamaterials, we demonstrate a subwavelength, highly efficient plasmonic source for directional generation of SPPs. The designed device consists of two nanomagnetic resonators with detuned resonant frequencies. At the operating wavelength, incident photons can be ...
... and the recently developed concept of metamaterials, we demonstrate a subwavelength, highly efficient plasmonic source for directional generation of SPPs. The designed device consists of two nanomagnetic resonators with detuned resonant frequencies. At the operating wavelength, incident photons can be ...
Chapter 2
... - The lines tend to take the shortest possible path between the north and south poles when this path is through materials that cannot be magnetized. - When a material that can be magnetized is placed within the magnetic field, the path of some of the lines of force is distorted in order to pass thro ...
... - The lines tend to take the shortest possible path between the north and south poles when this path is through materials that cannot be magnetized. - When a material that can be magnetized is placed within the magnetic field, the path of some of the lines of force is distorted in order to pass thro ...
High-Repetition TDS System
... allows for the generation of stable ultrashort optical pulses impervious to mechanical vibration and provides for tunable wavelength and repetition rate, which is a difficult task in conventional fiber lasers. Given these characteristics, this method is expected to enable the construction of a stabl ...
... allows for the generation of stable ultrashort optical pulses impervious to mechanical vibration and provides for tunable wavelength and repetition rate, which is a difficult task in conventional fiber lasers. Given these characteristics, this method is expected to enable the construction of a stabl ...
A Novel Electromagnetic Field Detector for Extremely Low
... A Novel Electromagnetic Field Detector for Extremely Low Frequency Energy of phase, then one source will be reaching its greatest strength in one direction at exactly the same time as the other source is peaking in the opposite direction [4]. If the magnitude of the fields is identical, then the fi ...
... A Novel Electromagnetic Field Detector for Extremely Low Frequency Energy of phase, then one source will be reaching its greatest strength in one direction at exactly the same time as the other source is peaking in the opposite direction [4]. If the magnitude of the fields is identical, then the fi ...
Author template for journal articles
... to each other in such a way that the heating resistance of the first bolometer can be biased with the aid of a voltage through the heating resistance of the second bolometer in order to amplify the radiation power detected with the aid of the connection. Note that the constant parameter over the bia ...
... to each other in such a way that the heating resistance of the first bolometer can be biased with the aid of a voltage through the heating resistance of the second bolometer in order to amplify the radiation power detected with the aid of the connection. Note that the constant parameter over the bia ...
Nanoconcentration of terahertz radiation in
... terahertz radiation (frequency 1 − 10 THz or vacuum wavelength λ 0 = 300 − 30 μ m). This will allow for the nanoscale spatial resolution for THz imaging [10] and introduce the THz spectroscopy on the nanoscale, taking full advantage of the rich THz spectra and submicron to nanoscale structures of ma ...
... terahertz radiation (frequency 1 − 10 THz or vacuum wavelength λ 0 = 300 − 30 μ m). This will allow for the nanoscale spatial resolution for THz imaging [10] and introduce the THz spectroscopy on the nanoscale, taking full advantage of the rich THz spectra and submicron to nanoscale structures of ma ...
Electromagnetic Wave Theory and Applications
... were also taken of UXO buried in soil. Through analytical approximations of spheres embedded in permeable half-spaces, it was found that for the range of realistic soil permeabilities, all halfspace effects are negligible except for a magnitude offset in the real part of the measured frequency domai ...
... were also taken of UXO buried in soil. Through analytical approximations of spheres embedded in permeable half-spaces, it was found that for the range of realistic soil permeabilities, all halfspace effects are negligible except for a magnitude offset in the real part of the measured frequency domai ...
study of electromagnetic field in claw-poles alternator
... tensor and H is magnetic field strength. In a non-conducting medium, H can be written as: H = −∇ψ + Hs ...
... tensor and H is magnetic field strength. In a non-conducting medium, H can be written as: H = −∇ψ + Hs ...
Control of crystalline texture in polycrystalline alumina
... respectively. Alumina/alumina laminar composites with different crystalline-oriented layers were also fabricated by alternately changing the B-E layer by layer during EPD in a 10 T magnetic field. It was demonstrated that by using this technique, it is possible to control the crystalline orientatio ...
... respectively. Alumina/alumina laminar composites with different crystalline-oriented layers were also fabricated by alternately changing the B-E layer by layer during EPD in a 10 T magnetic field. It was demonstrated that by using this technique, it is possible to control the crystalline orientatio ...
Sub-mm Wave Imaging and Waveguiding
... opposing technological approaches which seek to bridge the THz gap. CW systems utilize a variety of technical schemes including diode-based frequency multipliers, backward wave oscillators, and free-electron lasers to either increase the frequency of an initial microwave signal, as fundamental oscil ...
... opposing technological approaches which seek to bridge the THz gap. CW systems utilize a variety of technical schemes including diode-based frequency multipliers, backward wave oscillators, and free-electron lasers to either increase the frequency of an initial microwave signal, as fundamental oscil ...
1. Introduction - Radioengineering
... index of refraction) were evaluated experimentally in the following way [13]. A THz pulse generated at the PC switch propagates along the line, passes by the detector, and arrives at the open end, where it is reflected and propagates backward passing by the detector again. Hence we can observe the p ...
... index of refraction) were evaluated experimentally in the following way [13]. A THz pulse generated at the PC switch propagates along the line, passes by the detector, and arrives at the open end, where it is reflected and propagates backward passing by the detector again. Hence we can observe the p ...
Paper - `Electromagnetic Fields and Human Health`
... cause ionisation. This can sometimes be damaging to living material. At frequencies below 300 GHz the electromagnetic wave does not contain sufficient energy to cause ionisation and this part of the spectrum is called non-ionising radiation. The sources of electromagnetic fields change with frequenc ...
... cause ionisation. This can sometimes be damaging to living material. At frequencies below 300 GHz the electromagnetic wave does not contain sufficient energy to cause ionisation and this part of the spectrum is called non-ionising radiation. The sources of electromagnetic fields change with frequenc ...
Get PDF - OSA Publishing
... and εz’. The details of the PWC design follows similar principles described in literatures [23– 25]. Due to the hyperbolic dispersion of the metalens, a plane wave comes from the metamaterial side, instead of being focused, diverges after the metalens, resulting in a virtual focus at Fd also in the ...
... and εz’. The details of the PWC design follows similar principles described in literatures [23– 25]. Due to the hyperbolic dispersion of the metalens, a plane wave comes from the metamaterial side, instead of being focused, diverges after the metalens, resulting in a virtual focus at Fd also in the ...
Backward wave region and negative material parameters of a
... [1], have attracted much attention recently. A metamaterial that has simultaneously negative permittivity and negative permeability within a certain frequency band at microwave frequencies has been introduced recently [2]. This structure consists of two lattices: a lattice of infinitely long paralle ...
... [1], have attracted much attention recently. A metamaterial that has simultaneously negative permittivity and negative permeability within a certain frequency band at microwave frequencies has been introduced recently [2]. This structure consists of two lattices: a lattice of infinitely long paralle ...
Advancements in Electromagnetic Material Properties
... corporation that specializes in damping technology, sought to build a better shock absorber. In the early 1980’s, Lord started investigating ERF as a method of accomplishing this. By applying a large electric field to a small channel of ERF, the viscosity would change and slow the passage of the flu ...
... corporation that specializes in damping technology, sought to build a better shock absorber. In the early 1980’s, Lord started investigating ERF as a method of accomplishing this. By applying a large electric field to a small channel of ERF, the viscosity would change and slow the passage of the flu ...
Electromagnetic spectrum
... • The electromagnetic spectrum is a continuous range of waves with extremely short wavelengths and high frequencies at one end and extremely long wavelengths and low frequencies at the other end. • The components of the electromagnetic spectrum are classified according to increasing wavelengths or f ...
... • The electromagnetic spectrum is a continuous range of waves with extremely short wavelengths and high frequencies at one end and extremely long wavelengths and low frequencies at the other end. • The components of the electromagnetic spectrum are classified according to increasing wavelengths or f ...
Few-cycle terahertz generation and spectroscopy of nanostructures
... Let us now quantify the change in the efficiency of THz emission due to the inclusion of the Bragg mirror in the emitter structure. The calculated absorption of 800 nm light is 21% for the 326 nm thick GaAs layer and ca. 69% for the 2 µm thick one. Thus, with respect to the measured THz output power, ...
... Let us now quantify the change in the efficiency of THz emission due to the inclusion of the Bragg mirror in the emitter structure. The calculated absorption of 800 nm light is 21% for the 326 nm thick GaAs layer and ca. 69% for the 2 µm thick one. Thus, with respect to the measured THz output power, ...
Imaging with Terahertz Pulses
... metric does not use any simplifying assumptions as in Duvillaret et al.12 The deepest local minimum of the total variation metric as a function of thickness identifies the predicted material thickness and the complex refractive index. We investigate the limits of our method with respect to the minim ...
... metric does not use any simplifying assumptions as in Duvillaret et al.12 The deepest local minimum of the total variation metric as a function of thickness identifies the predicted material thickness and the complex refractive index. We investigate the limits of our method with respect to the minim ...
Plasmon-Induced Transparency in Metamaterials *
... radiative atom [see Fig. 1(b)], thus being consistent with the general model described before. The quality factor of the dark atom is Q 82, which is about 1 order of magnitude larger than that of the radiative atom. The quality factor of the dark atom is limited by the metal loss, which may be imp ...
... radiative atom [see Fig. 1(b)], thus being consistent with the general model described before. The quality factor of the dark atom is Q 82, which is about 1 order of magnitude larger than that of the radiative atom. The quality factor of the dark atom is limited by the metal loss, which may be imp ...