Observation of the inverse Doppler effect in negative-index materials at...
The Doppler effect is a fundamental frequency shift phenomenon that occurs whenever a wave source and an observer are moving with respect to one another. It has well-established applications in...
View ArticleLifetime distribution of spontaneous emission from emitter(s) in...
Spontaneous emission lifetime distribution in the basic unit cell or on a plane of the excited emitters embedded in woodpile photonics crystals with low refractive index contrast are investigated. It...
View ArticleFabrication and characterization of three-dimensional biomimetic chiral...
Here we show the fabrication and characterization of a novel class of biomimetic photonic chiral composites inspired by a recent finding in butterfly wing-scales. These three-dimensional networks have...
View ArticleChemical kinetics of gold nanorod growth in aqueous CTAB solutions
The chemical kinetics of the silver-mediated growth of gold nanorods prepared by the reduction of gold precursor in aqueous cetyltrimethylammonium bromide (CTAB) solution has been systematically...
View ArticleAnisotropic dielectric properties of LiNb0.6Ti0.5O3 microwave ceramics by...
In this work, anisotropic LiNb0.6Ti0.5O3 (LNT) template particles are prepared by molten salt synthesis in LiCl flux. Plate-like particles with diameters of 5-20 μm and thicknesses of 0.5-2.0 μm...
View ArticleInfluence of synthesis conditions on the microstructure of Li-Ta-Ti-O...
M-phase Li-Ta-Ti-O (LTT) microsheets were synthesized by the molten salt method. Scanning electron microscopy, X-ray diffraction, transmission electron microscopy, and electron diffraction analyses...
View ArticleFerroelectric and piezoelectric properties of Aurivillius phase intergrowth...
Ferroelectric and piezoelectric properties of the La-doped intergrowth Aurivillius phase ceramics Bi 5-xLa xTiNbWO 15 and Bi 7-xLa xTi 4NbO 21 (x = 0.00-1.75) were studied. It was found that the La...
View ArticleEnhanced electrical properties of textured NBBT ceramics derived from the...
(001)pc-oriented (Na0.5Bi0.5)0.94Ba 0.06TiO3 (NBBT) lead-free piezoelectric ceramics were fabricated by the screen printing technique using Na0.5Bi 0.5TiO3 (NBT) templates. The plate-like NBT template...
View ArticlePeak strength and ultimate strain prediction for FRP confined square and...
It is widely accepted that axially loaded FRP confined concrete presents significant strength and ductility increase with reference to the unconfined case. Adequate FRP confinement provides bilinear -...
View ArticleAutonomous search for a diffusive source in an unknown structured environment
The paper presents a framework for autonomous search for a diffusive emitting source of a tracer (e.g., aerosol, gas) in an environment with an unknown map of randomly placed and shaped obstacles. The...
View ArticleTemporal-mode continuous-variable cluster states using linear optics
An extensible experimental design for optical continuous-variable cluster states of arbitrary size using four offline (vacuum) squeezers and six beam splitters is presented. This method has all the...
View ArticleDetecting topological entanglement entropy in a lattice of quantum harmonic...
The Kitaev surface code model is the most studied example of a topologically ordered phase and typically involves four-spin interactions on a two-dimensional surface. A universal signature of this...
View ArticleNoise analysis of single-mode Gaussian operations using continuous-variable...
We consider measurement-based quantum computation that uses scalable continuous-variable cluster states with a one-dimensional topology. The physical resource, known here as the dual-rail quantum wire,...
View ArticleDetectors for probing relativistic quantum physics beyond perturbation theory
We develop a general formalism for a nonperturbative treatment of harmonic-oscillator particle detectors in relativistic quantum field theory using continuous-variable techniques. By means of this we...
View ArticleGraphical calculus for Gaussian pure states
We provide a unified graphical calculus for all Gaussian pure states, including graph transformation rules for all local and semilocal Gaussian unitary operations, as well as local quadrature...
View ArticleUltra-large-scale continuous-variable cluster states multiplexed in the time...
Quantum computers promise ultrafast performance for certain tasks. Experimentally appealing, measurement-based quantum computation requires an entangled resource called a cluster state, with long...
View ArticleEnhanced piezoelectric properties of (Ba0.85Ca0.15)(Ti0.9Zr0.1)O3 lead-free...
Lead-free (Ba0.85Ca0.15)(Ti0.9Zr0.1)O3 (BCTZ) piezoelectric ceramics were prepared by conventional oxide-mixed method at various calcination and sintering temperatures. Both calcination and sintering...
View ArticleFundamental quantum optics experiments conceivable with satellites - Reaching...
Physical theories are developed to describe phenomena in particular regimes, and generally are valid only within a limited range of scales. For example, general relativity provides an effective...
View ArticleCosmological quantum entanglement
We review recent literature on the connection between quantum entanglement and cosmology, with an emphasis on the context of expanding universes. We discuss recent theoretical results reporting on the...
View ArticleBroadband enhancement in thin-film amorphous silicon solar cells enabled by...
Recently plasmonic effects have gained tremendous interest in solar cell research because they are deemed to be able to dramatically boost the efficiency of thin-film solar cells. However, despite of...
View Article