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Related papers: A Primer on Surface Plasmon-Polaritons in Graphene

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Manipulation of subwavelength objects by engineering the electromagnetic waves in the environment medium is pivotal for several particle handling techniques. In this letter, we theoretically demonstrate the possibility of engineering a…

Optics · Physics 2022-09-14 Hernán Ferrari , Carlos J. Zapata-Rodríguez , Mauro Cuevas

In this paper, we propose that both the quasi-transverse-magnetic (TM) and quasi-transverseelectric (TE) Airy plasmons can be supported in graphene-based waveguides. The solution of Airy plasmons is calculated analytically and the existence…

Optics · Physics 2016-04-21 Rujiang Li , Muhammad Imran , Xiao Lin , Hongsheng Chen

Graphene plasmons are of remarkable features that make graphene plasmon elements promising for applications to integrated photonic devices. The fabrication of graphene plasmon components and control over plasmon propagating are of…

Optics · Physics 2016-04-15 Weiwei Luo , Wei Cai , Wei Wu , Yinxiao Xiang , Mengxin Ren , Xinzheng Zhang , Jingjun Xu

A portion of the electromagnetic wave spectrum between $\sim 0.1$ and $\sim 10$ terahertz (THz) suffers from the lack of powerful, effective, easy-to-use and inexpensive emitters, detectors and mixers. We propose a multilayer graphene --…

Mesoscale and Nanoscale Physics · Physics 2015-06-04 S. A. Mikhailov

It was demonstrated that optical modulation together with simultaneous terahertz (THz) imaging application enables an increase in contrast by an order of magnitude illustrating hence the technique as convenient contactless tool for…

A broadband detection method with coherent laser pulses exciting surface plasmons is investigated. The intensity and phase characteristics of the reflected light in Kretschmann configuration are calculated. It is shown that by mixing…

Instrumentation and Detectors · Physics 2018-11-14 Alexandre Kolomenskii , Elizabeth Surovic , Hans Schuessler

We propose and discuss terahertz electro-absorption modulators based on graphene plasmonic structures. The active device consists of a self-gated pair of graphene layers, which are patterned to structures supporting THz plasmonic…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 Berardi Sensale-Rodriguez , Rusen Yan , Mingda Zhu , Debdeep Jena , Lei Liu , Huili Grace Xing

High input intensities are usually required to efficiently excite optical nonlinear effects in ultrathin structures. This problem is particularly critical at terahertz (THz) frequencies because high input power THz sources are not…

Optics · Physics 2019-02-27 Tianjing Guo , Boyuan Jin , Christos Argyropoulos

We have theoretically studied a graphene-based plasmonic waveguide, which can gate the transmission of a surface plasmon polariton (SPP) localized at the graphene-semiconductor interface. When a gate voltage is applied above a certain…

Mesoscale and Nanoscale Physics · Physics 2018-07-27 Kyungsun Moon , Suk-Young Park

Plasmon and coupled plasmon-phonon modes in graphene are investigated the-oretically within the diagrammatic self-consistent field theory. It shows that two plasmon modes and four coupled plasmon-phonon modes can be excited via intra-and…

Mesoscale and Nanoscale Physics · Physics 2011-08-29 H. M. Dong , S. H. Zhang , W. Xu

We present angle- and polarization-resolved measurements of the optical transmission of a subwavelength hole array. These results give a (far-field) visualization of the corresponding (near-field) propagation of the excited surface plasmons…

Optics · Physics 2009-11-07 E. Altewischer , M. P. van Exter , J. P. Woerdman

We investigate the propagation of surface waves along a spatially dispersive graphene sheet, including substrate effects. The proposed analysis derives the admittances of an equivalent circuit of graphene able to handle spatial dispersion,…

Mesoscale and Nanoscale Physics · Physics 2013-09-03 J. S. Gomez-Diaz , J. R. Mosig , J. Perruisseau-Carrier

The optical response of graphene micro-structures, such as micro-ribbons and disks, is dominated by the localized plasmon resonance in the far infrared (IR) spectral range. An ensemble of such structures is usually involved and the effect…

Mesoscale and Nanoscale Physics · Physics 2012-12-19 Hugen Yan , Fengnian Xia , Zhiqiang Li , Phaedon Avouris

The ability to manipulate optical fields and the energy flow of light is central to modern information and communication technologies, as well as quantum information processing schemes. However, as photons do not possess charge, controlling…

Integrating graphene with plasmonic nanostructures results in multifunctional hybrid systems with enhanced performance for numerous applications. In this work, we take advantage of the remarkable mechanical properties of graphene to combine…

In the framework of full Maxwell equations, we systematically study the electromagnetic radiation, namely the transition radiation, when a swift electron perpendicularly crosses a monolayer graphene. Based on the plane wave expansion and…

Optics · Physics 2020-12-03 Jialin Chen , Hongsheng Chen , Xiao Lin

We review the principle and methodology of leakage radiation microscopy (LRM) applied to surface plasmon polaritons (SPPs). Therefore we first analyse in detail the electromagnetic theory of leaky SPP waves. We show that LRM is a versatile…

The lateral interdigital array of the graphene microribbons (GMRs) on the h-BN substrate connected by narrow graphene nanoribbon (GNR) bridges serves as an efficient detector of terahertz (THz) radiation. The detection is enabled by the…

Mesoscale and Nanoscale Physics · Physics 2024-11-13 V. Ryzhii , C. Tang , T. Otsuji , M. Ryzhii , M. S. Shur

We show that a graphene sheet perforated with micro- or nano-size antidots have prominent absorption resonances in the microwave and terahertz regions. These resonances correspond to surface plasmons of a continuous sheet "perturbed" by a…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 A. Yu. Nikitin , F. Guinea , L. Martin-Moreno

We investigate single interface surface plasmon polaritons (SPPs) excited by electromagnetic waves under general electromagnetic boundary conditions that allow for non-zero surface charge and surface current densities. Incorporating these,…

Optics · Physics 2014-09-16 Weiguo Yang , Michael A. Fiddy
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