Results 101 to 110 of about 65,019 (298)

A note on waveless subcritical flow past a submerged semi-ellipse

open access: yes, 2013
The flow of water over a broad obstruction usually creates a downstream wave train. However, it has been shown that for some objects and discrete values of flow rate and height and length of the obstruction, there are no downstream waves - and hence zero
Hocking, GC (15485702)   +2 more
core  

Tailoring Phonon‐Driven Responses in α‐MoO3 through Isotopic Enrichment

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The implementation of polaritonic materials into nanoscale devices requires selective tuning of parameters to realize desired spectral or thermal responses. One robust material, α‐MoO3, an orthorhombic crystal boasting three distinct phonon dispersions, provides three polaritonic dispersions of hyperbolic phonon polaritons (HPhPs) across the ...
Thiago S. Arnaud   +31 more
wiley   +1 more source

Regeneration of ellipse.

open access: yes, 2015
Regeneration of ellipse.
Michael Levin (21355)   +5 more
core   +1 more source

Near‐Unity Chiral Lasing Enabled by Quasi‐Bound States in the Continuum

open access: yesAdvanced Materials, EarlyView.
Nanoimprinted chiral array that supports bound states in the continuum is doped with an efficient non‐chiral molecule (Rhodamine‐B) acting as gain medium to produce fully circularly polarized lasing emission. The chiral lasing wavelength can be tuned across the emission band of Rhodamine‐B by adjusting the coating thickness of the TiO2 high refractive ...
Jose Mendoza‐Carreño   +5 more
wiley   +1 more source

Accurate Feature Extraction and Control Point Correction for Camera Calibration with a Mono-Plane Target

open access: yes, 2010
The paper addresses two problems related to 3D camera calibration using a single mono-plane calibration target with circular control marks. The first problem is how to compute accurately the locations of the features (ellipses) in images of the target ...
Xiao, Y., Fisher, Bob
core  

La métaphore Camusienne : paradigme de l’étrangeté

open access: yesإنسانيات, 2009
A systematic exploration of Camus’ metaphoric process put to work in “l’Etranger” leads up to an elaborate significance code of the variations determined by place, time and general context of his work.
Sidi Mohamed Lakhdar Barka
doaj   +1 more source

Energy Band Alignment and Electro‐Optical Behavior of Nearly Unstrained Monolayer MoS2 Heterostructures With GaN

open access: yesAdvanced Materials Interfaces, EarlyView.
Large size (∼100 µm) monolayer MoS2 grown by LPI‐CVD on n‐GaN exhibit a high n‐type doping, very low strain, and a type‐I band alignment at MoS2/GaN interface. Photocurrent measurements under illumination with photon energies from ∼2 to ∼5 eV show superior electro‐optical performances of these MoS2/n‐GaN heterojunctions as compared to Ni/n‐GaN devices ...
Salvatore Ethan Panasci   +12 more
wiley   +1 more source

Pointwise ellipse constructions based on the affinity between the circle and the ellipse

open access: yes, 2015
summary:Definition of affinity in a plane and its properties. Ellipse as an image of a circle in different types of affinity in a plane. The cross-piece construction of an ellipse and its relationship to the parallelogram method.
Králová, Alice
core  

Ellipse Sonification

open access: yes, 2020
Code (Max Software) and Data corresponding to the article “Modulation of ellipse drawing by sonification”.
Frédéric Bevilacqua, Roby-Brami Agnes
core   +2 more sources

High‐Sensitivity Terahertz Gas Sensing Enabled by Undercut Metal‐Dielectric‐Metal Metamaterial

open access: yesAdvanced Materials Interfaces, EarlyView.
A terahertz (THz) metamaterial gas sensor is demonstrated using a metal–dielectric–metal (MDM) absorber with an undercut dielectric layer, which enlarges the gas‐replaced volume and strengthens refractive‐index perturbation of the resonant mode. A reflection dip at 0.766 THz is observed, and acetone–nitrogen tests yield concentration‐dependent shifts ...
Naoki Inomata   +2 more
wiley   +1 more source

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