中文
相关论文

相关论文: Aluminium nanoparticle-based ultra-wideband high-p…

200 篇论文

In this letter, we perform numerical and experimental studies of the optical response of an original configuration based on enhanced transmission through guided mode based metamaterials. The proposed structure is inspired by annular…

光学 · 物理学 2017-10-31 Abdoulaye Ndao , Roland Salut , Fadi I. Baida

An ultracompact thin-film polarizer for normal-incidence (0{\deg} angle of incidence, AOI) applications is analytically and experimentally investigated. The device is based on Fano resonances in periodically nanostructured dielectric thin…

光学 · 物理学 2026-05-05 Lina Grineviciute , Julianija Nikitina , Kestutis Staliunas

Noble metals such as gold and silver are the primary metallic building blocks of metamaterial devices. Making subwavelength-sized structural elements from these metals seriously limits the optical performance of a device, however, and…

Tight confinement of light in photonic cavities provides an efficient template for the realization of high optical intensity with strong field gradients. Here we present such a nanoscale resonator device based on a one-dimensional photonic…

光学 · 物理学 2014-02-25 W. H. P. Pernice , Chi Xiong , H. X. Tang

Anapole states associated with the resonant suppression of electric-dipole scattering exhibit minimized extinction and maximized storage of electromagnetic energy inside a particle. Using numerical simulations, optical extinction…

Dispersion engineering is essential to the performance of most modern optical systems including fiber-optic devices. Even though the chromatic dispersion of a meter-scale single-mode fiber used for endoscopic applications is negligible,…

Integrated polarimetric receivers have the potential to define a new generation of lightweight, high-performance instrumentation for remote sensing. To date, on-chip polarization-selective devices such as polarizing beam-splitters have yet…

光学 · 物理学 2017-02-21 Jeff Chiles , Tracy Sjaardema , Ashutosh Rao , Sasan Fathpour

We review the basic physics behind light interaction with plasmonic nanoparticles. The theoretical foundations of light scattering on one metallic particle (a plasmonic monomer) and two interacting particles (a plasmonic dimer) are…

光学 · 物理学 2012-08-22 Dmitry N. Chigrin , Christian Kremers , Sergei V. Zhukovsky

We report the uniaxial anisotropic optical constants of Wurtzite type AlN films deposited on Si (100) substrate using DC reactive magnetron sputtering as a function of growth temperature (Ts, 35 to 600 C). Evolution of optical properties…

材料科学 · 物理学 2018-05-16 Padmalochan Panda , R. Ramaseshan , S. Tripura Sundari , H. Suematsu

Eu(TTA)3 complexes are used as an emission source in the presence of high refractive index dielectric nanostructures. These nanostructures support Mie-type resonances that modify the local density of optical states. Specifically, the…

The demonstration of enhanced spontaneous emission of nanoscaled optical emitters near metallic nanoparticles and the recent realization of a nanolaser based on surface plasmon amplification by stimulated emission of radiation (spaser)…

量子物理 · 物理学 2010-03-12 S. Savasta , R. Saja , A. Ridolfo , O. Di Stefano , P. Denti , F. Borghese

Microspectrometer features remarkable portability and integration, and is prospected to provide quick detection tools to daily life and revolutionary techniques to researchers. For the extremely finite footprint, microspectrometer can…

光学 · 物理学 2021-11-16 Zhiguang Sun , Huan Chen , Zhenglong Zhang , Lujun Pan , Yiming Yang , Bin Dong , Yurui Fang

Radio-frequency (RF) sputtering is a low-cost technique for the deposition of large-area single-phase AlInN on silicon layers with application in photovoltaic devices. Here, the effect of the Al mole fraction x from 0 to 0.56 on the…

材料科学 · 物理学 2025-11-24 R. Blasco , S. Valdueza-Felip , D. Montero , M. Sun , J. Olea , F. B. Naranjo

Phonon polariton modes in layered anisotropic heterostructures are a key building block for modern nanophotonic technologies. The light-matter interaction for evanescent excitation of such a multilayer system can be theoretically described…

Deeply subwavelength lasers (or nanolasers) are highly demanded for compact on-chip bioimaging and sensing at the nanoscale. One of the main obstacles for the development of single-particle nanolasers with all three dimensions shorter than…

A broadband two-layer anti-reflection (AR) coating was developed for use on a sapphire half-wave plate (HWP) and an alumina infrared (IR) filter for cosmic microwave background (CMB) polarimetry. Measuring tiny CMB B-mode signals requires…

天体物理仪器与方法 · 物理学 2023-05-16 Kana Sakaguri , Masaya Hasegawa , Yuki Sakurai , Charles Hill , Akito Kusaka

A new neutron polarimeter for measuring the neutron's electric form factor was designed and constructed to complement the A1 spectrometer setup at the Mainz Microtron (MAMI). The design is based on a previous polarimeter with significant…

仪器与探测器 · 物理学 2023-08-14 R. Spreckels , M. Hoek , U. Müller , M. Thiel

Accurate characterization of polarization dependent light matter interactions in nanostructured systems is paramount for the development of chiral metasurfaces. It is also often challenging, because multiple anisotropic mechanisms, such as…

光学 · 物理学 2026-04-27 Jeeban Kumar Nayak , Ebru Buhara , Olivier J. F. Martin

Multimode interference reflectors (MIRs) were recently introduced as a new type of photonic integrated devices for on-chip, broadband light reflection. In the original proposal, different MIRs were demonstrated based on total internal…

光学 · 物理学 2015-07-30 Javier S. Fandiño , José D. Doménech , Pascual Muñoz

This work presents a comprehensive investigation of the HH alloy NaVAs using first - principles methods, emphasizing its potential applications in various fields, including spintronics, thermoelectrics, and optoelectronics. We utilized…

材料科学 · 物理学 2025-09-09 Rajinder Singh , Shyam Lal Gupta , Sumit Kumar , Lalit Abhilashi , Diwaker , Ashwani Kumar