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Related papers: Multifunctional Charge Transfer Plasmon Sensors

200 papers

Surface plasmon resonances of metallic nanostructures offer great opportunities to guide and manipulate light on the nanoscale. In the design of novel plasmonic devices, a central topic is to clarify the intricate relationship between the…

Optics · Physics 2019-09-11 Sanghyeon Yu , Habib Ammari

Biomimetic nanoengineered metamaterials called chiral sculptured thin films (CSTFs) are attractive platforms for optical sensing because their porosity, morphology and optical properties can be tailored to order. Furthermore, their ability…

Optics · Physics 2010-04-13 Tom G. Mackay , Akhlesh Lakhtakia

Nanostructures of conventional metals offer manipulation of light at the nanoscale but are limited to static behavior due to their fixed material properties. To develop the next frontier of dynamic nanooptics and metasurfaces, we utilize…

We extend the density-functional theory for superconductors (SCDFT) to take account of the dynamical structure of the screened Coulomb interaction. We construct an exchange-correlation kernel in the SCDFT gap equation on the basis of the…

Superconductivity · Physics 2014-01-08 Ryosuke Akashi , Ryotaro Arita

We describe the process of Foerster transfer between semiconductor nanoparticles in the presence of a metal subsystem (metal nanocrystals). In the presence of metal nanocrystals, the Foerster process can become faster and more long-range.…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Alexander O. Govorov , Jaebeom Lee , Nicholas A. Kotov

A distinctive approach for forming a lateral Bipolar Charge Plasma Transistor (BCPT) is explored using 2-D simulations. Different metal work-function electrodes are used to induce n- and p-type charge plasma layers on undoped SOI to form…

Mesoscale and Nanoscale Physics · Physics 2012-03-27 M. Jagadesh Kumar , Kanika Nadda

Optoelectronic functionalities of photodection and light harnessing rely on the band-to-band excitation of semiconductors, thus the spectral response of the devices is dictated and limited by their bandgap. A novel approach, free from this…

Mesoscale and Nanoscale Physics · Physics 2014-06-12 F. Pelayo García de Arquer , Agustín Mihi , Gerasimos Konstantatos

Plasmonic sensing is an established technology for real-time biomedical diagnostics and air-quality monitoring. While intensity and wavelength tracking are the most commonly used interrogation methods for Surface Plasmon Resonance (SPR),…

Optical activation of material properties illustrates the potentials held by tuning light-matter interactions with impacts ranging from basic science to technological applications. Here, we demonstrate for the first time that composite…

Materials Science · Physics 2020-11-17 Kwang Jin Lee , Elke Beyreuther , Sohail A. Jalil , Sang Jun Kim , Lukas Eng , Chunlei Guo , Pascal Andre

The physics of electrons, photons, and their plasmonic interactions changes greatly when one or more dimensions are reduced down to the nanometer scale. For example, graphene shows unique electrical, optical, and plasmonic properties, which…

On-chip optoelectronic and all-optical information processing paradigms require compact implementation of signal transfer for which nanoscale surface plasmons circuitry offers relevant solutions. This work demonstrates the directional…

Visible and infrared photons can be detected with a broadband response via the internal photoeffect. By using plasmonic nanostructures, i.e. nanoantennas, wavelength selectivity can be introduced to such detectors through geometry-dependent…

Bio-compatible Au nanoparticles exhibit great advantages in the application of biomedical researches, such as bio-sensing, medical diagnosis, and cancer therapy. Bio-molecules can even be manipulated by laser tweezers with the optically…

Optics · Physics 2022-02-16 Yang Li , Jing Wang , Hai-Qing Lin , Lei Shao

We construct a low-temperature microwave waveguide interferometer for measuring high-frequency properties of two-dimensional electron gases (2DEGs). Coupled plasmon-cyclotron resonance (PCR) spectra are used to extract effective mass, bulk…

Mesoscale and Nanoscale Physics · Physics 2017-04-26 Jie Zhang , Ruiyuan Liu , Rui-Rui Du , L. N. Pfeiffer , K. W. West

Plasmonic devices, with their ultra-high integration density and data-carrying capacity comparable to optical devices, are currently a hot topic in the field of nanophotonic devices. Photodetectors, non-volatile memories, and ultra-compact…

Optics · Physics 2024-03-12 Xinghui Liu , Kaili Chang , Jiarong Guo , Mengfei Xue , Ran Zhou , Ke Chen , Jianing Chen

In this work, the plasmonic properties of nanoparticle dimers with optical responses over a wide spectral range have been investigated by varying the inter-particle gap, dimer geometry, gap morphology, nanoparticle composition, and…

We probed the charge transfer interaction between the amine-containing molecules: hydrazine, polyaniline and aminobutyl phosphonic acid, and carbon nanotube field effect transistors (CNTFETs). We successfully converted p-type CNTFETs to…

Materials Science · Physics 2015-07-20 Christian Klinke , Jia Chen , Ali Afzali , Phaedon Avouris

This paper proposes a novel multifunctional sensing platform based on multimode planar photonic crystals (PPCs). We analytically and numerically demonstrate that the reflection spectrum of PPCs exhibits multiple high-Q resonant modes, and…

Optics · Physics 2017-01-13 Yongyao Chen , Haijun Liu , Zhijian Zhang , Miao Yu

To enable multiple functions of plasmonic nanocircuits, it is of key importance to control the propagation properties and the modal distribution of the guided optical modes such that their impedance matches to that of nearby quantum systems…

Optics · Physics 2012-08-23 Yun-Ting Hung , Chen-Bin Huang , Jer-Shing Huang

With great interest from the quantum computing community, an immense amount of R&D effort has been invested into improving superconducting qubits. The technologies developed for the design and fabrication of these qubits can be directly…

Instrumentation and Detectors · Physics 2024-11-15 Caleb W. Fink , Chiara P. Salemi , Betty A. Young , David I. Schuster , Noah A. Kurinsky