Results 91 to 100 of about 58,495 (339)

Single Atom‐Particle Tandem Catalysis Enables Enhanced Desolvation Kinetics for Low‐Temperature Li‐S Batteries

open access: yesAdvanced Functional Materials, EarlyView.
In this work, the tandem catalyst consisted of single Fe atom and Fe3C nanoparticles on porous carbon sheet is initially proposed and developed to facilitate the dissociation of Li(solvent)x+ to release more isolated Li+ to participate in the subsequent polysulfide redox conversions by decreasing the related barriers, contributing to fast kinetics of ...
Yuhang Lin   +12 more
wiley   +1 more source

Super‐Mossian Dielectrics for Nanophotonics

open access: yesAdvanced Optical Materials, 2022
High refractive index dielectrics enable nanoscale integration of optical components with practically no absorption loss. Hence, high index dielectrics are promising for many emerging applications in nanophotonics. However, the lack of a complete library
Chloe F. Doiron, J. Khurgin, G. Naik
semanticscholar   +1 more source

Towards all-dielectric metamaterials and nanophotonics [PDF]

open access: yes, 2015
We review a new, rapidly developing field of all-dielectric nanophotonics which allows to control both magnetic and electric response of structured matter by engineering the Mie resonances in high-index dielectric nanoparticles.
Belov, Pavel   +5 more
core   +2 more sources

Nanophotonic projection system

open access: yesOptics Express, 2015
Low-power integrated projection technology can play a key role in development of low-cost mobile devices with built-in high-resolution projectors. Low-cost 3D imaging and holography systems are also among applications of such a technology. In this paper, an integrated projection system based on a two-dimensional optical phased array with fast beam ...
Aflatouni, Firooz   +3 more
openaire   +5 more sources

Accelerated Kinetics of Desolvation and Redox Transformation Enabled by MOF Sieving for High‐Loading Mg‐S Battery

open access: yesAdvanced Functional Materials, EarlyView.
A strategy of sieving catalysis based on the MIL‐101(Cr) with multistage pore structure and Lewis acid sites has been proposed as the catalyst to accelerate the kinetics of desolvation and redox conversion of sulfur species, achieving high performance Mg‐S batteries.
Qinghua Guan   +8 more
wiley   +1 more source

In3SbTe2 as a programmable nanophotonics material platform for the infrared

open access: yesNature Communications, 2021
The high dielectric optical contrast between the amorphous and crystalline structural phases of non-volatile phase-change materials (PCMs) provides a promising route towards tuneable nanophotonic devices. Here, we employ the next-generation PCM In3SbTe2 (
A. Hessler   +12 more
semanticscholar   +1 more source

Nanophotonic computational design

open access: yesOptics Express, 2013
In contrast to designing nanophotonic devices by tuning a handful of device parameters, we have developed a computational method which utilizes the full parameter space to design linear nanophotonic devices. We show that our method may indeed be capable of designing any linear nanophotonic device by demonstrating designed structures which are fully ...
Jelena Vuckovic, Jesse Lu
openaire   +5 more sources

Approximate nanophotonic interconnects [PDF]

open access: yesProceedings of the 13th IEEE/ACM International Symposium on Networks-on-Chip, 2019
The energy consumption of manycore is dominated by data movement, which calls for energy-efficient and high-bandwidth interconnects. Integrated optics is promising technology to overcome the bandwidth limitations of electrical interconnects. However, it suffers from high power overhead related to low efficiency lasers, which calls for the use of ...
Lee, Jaechul   +3 more
openaire   +4 more sources

Generalized elastodynamic model for nanophotonics [PDF]

open access: yesPhysical Review B, 2020
A self-consistent theory for the classical description of the interaction of light and matter at the nano-scale is presented, which takes into account spatial dispersion. Up to now, the Maxwell equations in nanostructured materials with spatial dispersion have been solved by the introduction of the so-called Additional Boundary Conditions.
Álvarez Carrera, José Vicente   +2 more
openaire   +8 more sources

Double Helical Plasmonic Antennas

open access: yesAdvanced Functional Materials, EarlyView.
Plasmonic double helical antennas funnel circularly polarized light to the nanoscale, offering strong chiroptical interaction and directional light emission. Extending a single helix design tool, this study combines numerical modeling with experimental validation, revealing large, broadband dissymmetry factors in the visible range.
Aleksei Tsarapkin   +7 more
wiley   +1 more source

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