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Related papers: Near-Infrared Super Resolution Imaging with Metall…

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The near field scanning optical microscopy (NSOM) is not only a tool for imaging of objects in the sub wavelength limit but also a prominent characteristic tool for understanding the intrinsic properties of the nanostructures. The effect of…

Materials Science · Physics 2017-05-16 A. K. Sivadasan , Kishore K. Madapu , Prajit Dhara

The emerging optical multiplexing within nanoscale shows super-capacity in encoding information by using the time-domain fingerprints from uniform nanoparticles. However, the optical diffraction limit compromises the decoding throughput and…

Optics · Physics 2022-08-09 Baolei Liu , Jiayan Liao , Yiliao Song , Jie Lu , Jiajia Zhou , Fan Wang

Super-resolution imaging techniques enable nanoscale microscopy in fields such as physics, biology, and chemistry. However, many super-resolution techniques require specialized optical components, such as a helical-phase mask. We present a…

We propose to use multiphoton interferences of photons emitted from statistically independent thermal light sources in combination with linear optical detection techniques to reconstruct, i.e., image, arbitrary source geometries in one…

Imaging biological molecules in the gas-phase requires novel sample delivery methods, which generally have to be characterized and optimized to produce high-density particle beams. A non-destructive characterization method of the transverse…

Imaging systems operating in the terahertz part of the electromagnetic spectrum are in great demand because of the distinct characteristics of terahertz waves in penetrating many optically-opaque materials and providing unique spectral…

Optics · Physics 2024-01-09 Xurong Li , Deniz Mengu , Aydogan Ozcan , Mona Jarrahi

A thin metal slab is known to be able to focus the near fields of TM wave of a point source. Here, we show that a thin metal slab in fact possesses a far-field image and through a simple modification on the system by resonance tunneling, a…

Optics · Physics 2007-05-23 Jensen Li , C. T. Chan

Essentially, the idea of improving the resolution of a given imaging system is to enhance its information capacity represented usually by the temporal-bandwidth (or, spatial-spectrum) product. This letter introduces the concept of…

Optics · Physics 2014-03-21 Lianlin Li , Fang Li , Tiejun Cui

The last decade has seen numerous efforts to achieve imaging resolution beyond that of the Abbe-Rayleigh diffraction limit. The main direction of research aiming to break this limit seeks to exploit the evanescent components containing fine…

Optics · Physics 2015-05-13 Fu Min Huang , Nikolay I. Zheludev

In some super-resolution techniques, adjacent points are illuminated at different times. Thereby, their locations and light intensities can be detected even if the images are very blurred due to diffraction. According to conventional…

Image and Video Processing · Electrical Eng. & Systems 2019-12-10 Edward Y. Sheffield

An efficient scheme of generating ultra-tightly focused proton bunch with radius in nanometer scale is proposed. A needlelike proton filament of transverse size in nanometer scale with the density of and charge quantity is obtained based on…

Accelerator Physics · Physics 2022-05-18 Q. Yu

We are interested in the spectroscopic behaviour of a gas confined in a micrometric or even nanometric volume. Such a situation could be encountered by the filling-up of a porous medium, such as a photonic crystal, with an atomic gas. Here,…

Atomic Physics · Physics 2009-11-13 Marco Romanelli , Isabelle Maurin , Petko Todorov , Chia-Hua Chan , Daniel Bloch

Pure noble metals are typically considered to be the materials of choice for a near-field superlens that allows subwavelength resolution by recovering both propagating and evanescent waves. However, a superlens based on bulk metal can…

Materials Science · Physics 2007-05-23 Wenshan Cai , Dentcho A. Genov , Vladimir M. Shalaev

We suggest to exploit dielectric-metal core-shell nanostructures for efficient resonant and yet broadband absorption of infrared radiation with deeply subwavelength configurations. Realizing that nanostructures would efficiently absorb…

We propose an approach for super-resolution optical lithography which is based on the inverse of magnetic resonance imaging (MRI). The technique uses atomic coherence in an ensemble of spin systems whose final state population can be…

Quantum Physics · Physics 2015-05-19 Fahad AlGhannam , Philip Hemmer , Zeyang Liao , M. Suhail Zubairy

Sub-100 nm polymeric spherical plano-convex nano-lens arrays are fabricated using short electron beam exposures to selectively modify the ultrathin (< 30 nm) polymer films, followed by their intensified self-organized dewetting under an…

Soft Condensed Matter · Physics 2011-09-20 Ankur Verma , Ashutosh Sharma

A very efficient method for the calculation of the effective optical response of nano-structured composite systems allows the design of metamaterials tailored for specific optical polarization properties. We use our method to design 2D…

Optics · Physics 2019-09-24 Bernardo S. Mendoza , W. Luis Mochán

To efficiently align the creation of defect center with photonics structure in nanoscale precision is one of the outstanding challenges for realizing high-performance photonic devices and the application in quantum technology such as…

Applied Physics · Physics 2022-03-18 Mengqi Wang , Haoyu Sun , Xiangyu Ye , Pei Yu , Hangyu Liu , Jingwei Zhou , Pengfei Wang , Fazhan Shi , Ya Wang , Jiangfeng Du

The limited resolution of a conventional optical microscope stems from the fact that the subwavelength information of an object is carried by evanescent waves, which exponentially decays in space and cannot reach the imaging plane. We…

Optics · Physics 2018-10-17 Wen Fan , Bing Yan , Zengbo Wang , Boris Lukyanchuk , Limin Wu

We show that up to 90% reflectivity can be achieved by using guided plasmonic resonances in a one-dimensional periodic array of plasmonic nanoribbon. In general, to achieve strong reflection from a guided resonance system requires one to…

Optics · Physics 2018-12-13 Nathan Zhao , Zhexin Zhao , Ian Williamson , Salim Boutami , Bo Zhao , Shanhui Fan