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Article
Erratum: Carrier-envelope phase effects on the strong-field photoemission of electrons from metallic nanostructures
Björn Piglosiewicz et al. Nature Photonics http://dx.doi.org/10.1038/nphoton.2013.288 (2013); published online 19 November 2013; corrected online 19 November 2013. In the version of this Letter originally publ...
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Article
Carrier-envelope phase effects on the strong-field photoemission of electrons from metallic nanostructures
Sharp metallic nanotapers irradiated with few-cycle laser pulses are emerging as a source of highly confined coherent electron wave packets with attosecond duration and strong directivity1,2,3,4,5,6. The possibil...
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Article
Cancer cell imaging by stable wet near-field scanning optical microscope with resonance tracking method
We report on a successful topographical and optical imaging of various cancer cells in liquid and in air by using a stable wet near-field scanning optical microscope that utilizes a resonance tracking method. ...
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Article
Open AccessSuppressing spontaneous polarization of p-GaN by graphene oxide passivation: Augmented light output of GaN UV-LED
GaN-based ultraviolet (UV) LEDs are widely used in numerous applications, including white light pump sources and high-density optical data storage. However, one notorious issue is low hole injection rate in p-...
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Article
Thickness-dependent enhancement of the optical resolution in the vicinity of an epsilon-near-zero slab
Recent studies have reported that an epsilon-near-zero (ENZ) thin slab between a specimen and a substrate contributes to enhancing the spatial resolution of the optical system. Here, we investigate the ENZ thi...
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Article
Open AccessTip-Enhanced Raman Scattering Imaging of Two-Dimensional Tungsten Disulfide with Optimized Tip Fabrication Process
We successfully achieve the tip-enhanced nano Raman scattering images of a tungsten disulfide monolayer with optimizing a fabrication method of gold nanotip by controlling the concentration of etchant in an el...
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Article
Open AccessSurface plasmon resonance extension through two-block metal-conducting polymer nanorods
Research on surface plasmon resonance coupling of metallic nanostructures is an important area in the field of plasmonics because distinctive collective optical properties can be realized that are different fr...
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Article
An Optimization of Electrochemical Etching Conditions for Gold Nanotips Fabrication
We demonstrate a series of experiments to find optimized electrochemical etching condition for fabricating gold nanotip, using square-wave voltage as a bias and using hydrochloric acid diluted by acetone as an...
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Article
Surface-Plasmon Assisted Transmission Through an Ultrasmall Nanohole of ~ 10 nm with a Bull’s Eye Groove
We simulate the light transmission through an extremely small nanoscale aperture having a 10 nm diameter punctured in a metal film positioned at the center of a plasmonic bull’s eye grating. A considerable dir...
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Article
A Concept of Cantilevers Optical Dimension for Optimal Application to Cantilever-Based Near-Field Scanning Optical Microscope and Its Measurement
A guide to the selection of the apertured cantilever probe and the numerical aperture of objective lens used in a near-field scanning optical microscope (NSOM) is suggested by defining the Optical dimension of...
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Article
Characteristics of a Membrane Temperature Sensor with Variations of Silicon Oxide Thickness
In this study, to improve the performance of a temperature sensor, a thin oxide film was deposited on the silicon substrate in addition to controlling the substrate thickness of the sensor. We investigated the...
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Article
Correlation between the Size of Microlenses and the Outcoupling Efficiency of Organic Light Emitting Diodes Studied by Finite-Difference Time-Domain Simulation
Outcoupling efficiency (OCE) of organic light emitting diodes (OLEDs) with four different microlens arrays was studied by two-dimensional finite-difference time-domain simulation to find out correlation betwee...
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Article
Development of a Theoretical Model for Strong-Field Photoemission in a 2-Dimensional Conducting Sheet
We propose a theoretical model simulating ultrafast electron emission at the edge of a two-dimensional conducting sheet due to a strong field tunneling process in the presence of a static electric field. Under...
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Article
A Simulation Study for Field Enhancement due to Multiresonant Localized Surface Plasmon Excitation in the truncated Octahedral Gold Nanoparticle Arrays
We theoretically demonstrates large field enhancement at the close-packed, truncated octahedral gold nanoparticle array by using a finite difference time domain method. A multiple peak at the visible and near ...
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Article
A simulation study of localized surface plasmon polariton formation inside a truncated octahedral gold wireframe nanostructure
We present the electromagnetic field distribution inside and outside a gold nano wireframe with a truncated octahedral shape, using the finite difference time domain method. Our findings show the formation of ...