Results 31 to 40 of about 10,015 (262)

Photonic Crystals - Optical Structures for Advanced Technology

open access: yesCommunications, 2008
This paper presents experimental results in the field of photonic crystals investigation. There are presented our results of experimental investigation of one-dimensional photonic crystals appearing in nature, two-dimensional photonic crystals we formed ...
Daniel Kacik   +4 more
doaj   +1 more source

Tracking Molecular Diffusion in One‐Dimensional Photonic Crystals

open access: yesAdvanced Materials, 2018
AbstractThe intuitive use, inexpensive fabrication, and easy readout of colorimetric sensors, including photonic crystal architectures and Fabry–Pérot interference sensors, have made these devices a successful commercial case, and yet, understanding how the diffusion of analytes occurs throughout the structure is a key ingredient for designing the ...
Katalin Szendrei‐Temesi   +2 more
openaire   +4 more sources

Three-dimensional Weyl topology in one-dimensional photonic structures

open access: yesLight: Science & Applications, 2022
Topological features, in particular distinct band intersections known as nodal rings, usually requiring three-dimensional structures, have now been demonstrated experimentally in an elegantly simple one-dimensional photonic crystal.
Kosmas L. Tsakmakidis   +1 more
doaj   +1 more source

A Smart Colorful Supercapacitor with One Dimensional Photonic Crystals [PDF]

open access: yesScientific Reports, 2015
AbstractTo meet the pressing demands for portable and flexible equipment in contemporary society, developing flexible, lightweight and sustainable supercapacitor systems with large power densities, long cycle life and ease of strongly required. However, estimating the state-of-charge of existing supercapacitors is difficult and thus their service life ...
Cihui Liu   +4 more
openaire   +2 more sources

One‐Dimensional Photonic Crystal for Surface Mode Polarization Control

open access: yesAdvanced Optical Materials, 2022
AbstractBloch surface waves sustained by truncated 1D photonic crystals (1DPCs) are well known tools for surface‐enhanced spectroscopy. They provide strongly confined fields with uniform distribution over a large surface area, a characteristic exploited in standard refractometric sensing.
Mogni E.   +11 more
openaire   +4 more sources

Huge local magnetic field enhancement at optical frequencies in metamaterials through coupling with photonic band gap

open access: yesResults in Physics, 2019
We theoretically study the coupling of magnetic plasmon polaritons (MPPs) with photonic band gap (PBG) in a system composed of a one-dimensional (1D) silver nanowire pair array lying on a one-dimensional photonic crystal (1D PC).
Xueyang Shen   +6 more
doaj   +1 more source

Tailoring topological edge states with photonic crystal nanobeam cavities

open access: yesScientific Reports, 2021
The realization of topological edge states (TESs) in photonic systems has provided unprecedented opportunities for manipulating light in novel manners. The Su–Schrieffer–Heeger (SSH) model has recently gained significant attention and has been exploited ...
Yongkang Gong   +4 more
doaj   +1 more source

Special exceptional point acting as Dirac point in one dimensional -symmetric photonic crystal

open access: yesNew Journal of Physics, 2022
We reveal that a special exceptional point (EP) can act as a Dirac point in a one-dimensional $\mathcal{P}\mathcal{T}$ -symmetric photonic crystal and prove it in detail using our extended first-principle theory.
Tiecheng Wang
doaj   +1 more source

Effective mass of photons in a one-dimensional photonic crystal [PDF]

open access: yesPhysica Scripta, 2011
Photons propagating within photonic crystals can be regarded as quasi-particles having an effective mass. Methods of calculation of this mass from the photonic density of mode are presented for the case of one-dimensional photonic crystal, both from infinite and finite structure. The model is implemented to calculate the influence of the number of unit
André, Jean-Michel, Jonnard, Philippe
openaire   +2 more sources

Tamm-plasmon-polariton biosensor based on one-dimensional topological photonic crystal

open access: yesResults in Physics, 2023
Tamm-plasmon-polariton (TPP) has strong light absorption and polarization-independence, shows potential application in the optical biosensors. However, with the weak field confinement of the distributed Bragg reflector (DBR), the sensitivity enhancement ...
Mingyang Su   +8 more
doaj   +1 more source

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