Surface-plasmon holographic beam shaping

Author: oatg

August undefined, 2024

WebApr 22, 2014 · Design of metallic holographic pattern for focusing a Gaussian SPP beam to dual points on metal surface. a Field pattern of the reference wave, b field pattern of the object wave, c interference fringe pattern, d geometric configuration of holographic groove pattern, e simulated field intensity distribution in the yz -plane with x = 8 μm, f … WebSurface plasmon polaritons and free-space beams are often coupled through periodic gratings. Here we show that by employing holographic-based techniques for modulating …

Generation of Flat Top Surface Plasmon Polariton Beams by Near …

WebOct 1, 2014 · This holographic approach is very general and can be used to selectively couple free-space beams into any type of surface wave, such as focused surface … WebNational Center for Biotechnology Information kyle davis santa barbara

Holographic optical metasurfaces: a review of current progress

WebJan 22, 2015 · Dolev I, Epstein I and Arie I 2012 Surface-plasmon holographic beam shaping Phys. Rev. Lett. 109 203903. Crossref; Google Scholar; Dorn R et al. 2003 Sharper focus for a radially polarized light beam Phys. Rev. Lett. 91 233901. Crossref; Google Scholar; Ebbesen T W et al. 1998 Extraordinary optical transmission through sub-wavelength hole ... WebNov 16, 2012 · Search life-sciences literature (Over 39 million articles, preprints and more) WebAug 15, 2024 · Surface plasmons (SPs) are electromagnetic surface waves bound to a metal-dielectric interface by coupling to free electrons 1. SPs have a shorter wavelength than free-space light and extend... jcog1503c

Surface-Plasmon Holography with White-Light Illumination

Shaping plasmonic light beams with near-field plasmonic …

WebJun 30, 2016 · Surface Plasmon Polaritons are collective oscillations of electrons occurring at the interface between a metal and a dielectric. The propagation phenomena in plasmonic nanostructures is not fully understood and the interdependence between propagation and metal thickness requires further investigation. We propose an ad-hoc neural network … WebCustom plasmonic beams are advantageous for numerous scientific and technological aspects. While plasmonic wavefront shaping had traditionally been a truly planar process, taking place on a single surface, here we explore a new method for plasmonic shaping by selectively coupling plasmonic waves between different surfaces of an insulator-metal … jcog 1413WebApr 22, 2014 · We employ the methodology of surface electromagnetic wave holography (SWH) to design holographic groove patterns for controlling SPPs with complicated … jcog1410a 結果

"WebDec 18, 2024 · Surface-plasmon holography is a version of near-field holography to overcome drawbacks of conventional holography. Comparison with conventional and … " - Surface-plasmon holographic beam shaping

Surface-plasmon holographic beam shaping

WebJan 3, 2024 · Holographic microscopy (HGM) is a laser technique which generates a 3D RI holotomogram and allows the precise localization of objects such as microorganisms, cells, and NPs, as well as measurement of surface profiles, RIs and even quantification of the size of individual particles. 106–109 The hologram is a result of the interference of ... WebSurface plasmon polaritons and free-space beams are often coupled through periodic gratings. Here we show that by employing holographic-based techniques for modulating …

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WebMay 8, 2024 · SPPs can be excited by nanometer units with ultrathin thickness and guided to propagate and focus [ 4 ]. Moreover, they may be reshaped into the special beams such as Airy beam [ 5 ], Bessel beam [ 6 ], optical vortex [ 7] through the modification of the phases and intensities by nanometer units. Web张飞，郭迎辉,2，蒲明博,2，李雄,2，马晓亮,2,3，罗先刚,2*基于非对称光子自旋—轨道相互作用的超构表面张飞1，郭迎辉1,2，

WebNov 16, 2012 · Surface plasmon polaritons and free-space beams are often coupled through periodic gratings. Here we show that by employing holographic-based techniques for … WebLayered 2D materials based nonlinear beam-shaping and holography for optical data security Nov 2024 - Present Surface plasmon-based Wi-Fi for nanoscale information transport

WebNov 5, 2024 · Surface plasmon polaritons and free-space beams are often coupled through periodic gratings. Here we show that by employing holographic-based techniques for modulating the grating, one can systematically control the amplitude and phase of the free-space beam. Alternatively, arbitrarily shaped surface plasmon can be generated. By using … WebMar 31, 2015 · We demonstrate a new method for controlling the broadband excitations of surface plasmons. This method is based on computer-generated holographic gratings and enables not only the coupling of the broadband illumination with surface plasmons, but also the arbitrary shaping of their spectra.

WebApr 11, 2024 · The metal nanoparticles distributed on the luminescent films absorb the matched incident light and generate a localized surface plasmon resonance (LSPR) which transfers the energy to the material to control the luminescent properties. ... as a DBR to suppress air modes and extract waveguide modes for shaping beams ... beam shapes …

WebHere we demonstrate, both numerically and experimentally, a robust holographic scheme that provides complete control over the amplitude and phase of surface-plasmons, … jcog1502cWebFeb 27, 2015 · Surface-plasmon waves have been utilized in many applications such as biological and chemical sensing and trapping, sub-wavelength optics, nonlinear optics, optical communication and more. Controlling the shape and trajectory of these waves is a key feature in enabling all of the above applications, and a challenging task. The … jcog1605WebJun 1, 2024 · Beam shaping and probe characterization in the scanning electron microscope. ... [10] or probing surface plasmon properties [11], [12], [13]. ... The use of holographic gratings enables one to coherently manipulate the phase of the electron beam. As an example of this, we used forked diffraction gratings to produce and image electron … jcog 1509WebSurface-plasmon waves have been utilized in many applications such as biological and chemical sensing and trapping, sub-wavelength optics, nonlinear optics, optical … jcog1601WebDec 18, 2024 · Surface-plasmon holography is a version of near-field holography to overcome drawbacks of conventional holography. Comparison with conventional and volume holography for color reconstruction is discussed in reciprocal lattice space. jcog1607試験WebJun 30, 2016 · In this paper, we intensively analyzed the holographic beam engineering in an in-plane plasmonic scheme, and found the critical importance of the phase correlation of a longitudinal target... jcog 1507WebDiffractive beam splitter; Digital holographic microscopy; Diode-pumped solid-state laser; Dipole trap; ... Femtosecond pulse shaping; Fiber Bragg grating; Fiber disk laser; Fiber laser; Fibre optic gyroscope; Field-Map; ... Surface plasmon amplification by stimulated emission of radiation; Spatial filter; jcog1610