Results 41 to 50 of about 54,387 (315)

A Fast and High-Precision Ellipse Detection Method Based on the Candy’s Theorem

open access: yesIEEE Access, 2023
Ellipse detection is one of the important parts of intelligent manufacturing, and the efficient detection of elliptical contours corresponding to hole parts is the prerequisite before performing practical applications.
Xiujun Fang   +3 more
doaj   +1 more source

Ellipses [PDF]

open access: yesTransactional Analysis Journal, 2017
The author reviews the literature on supervision and the use of autoethnography as a research method.
openaire   +2 more sources

Manufacturing Continuous Fiber‐Reinforced Printing Filaments: Development of a Post‐Consolidation Unit

open access: yesAdvanced Engineering Materials, EarlyView.
A novel, temperature‐controlled post‐consolidation unit is developed to test its potential to improve the melt impregnation process used to manufacture continuous fiber‐reinforced filaments for additive manufacturing of high‐performance thermoplastics.
Daniel Beermann   +2 more
wiley   +1 more source

A New Approximation for the Perimeter of an Ellipse

open access: yesAlgorithms
We consider the problem of approximating the perimeter of an ellipse, for which there is no known finite formula, in the context of high-precision performance.
Pablo Moscato, Andrew Ciezak
doaj   +1 more source

Research about the number of D-points of -tiling in given ellipse

open access: yesJournal of Hebei University of Science and Technology, 2017
An Archimedean tiling is a tiling of the plane by one type of regular polygon or several types of regular polygons, and every vertex of the tiling has the same vertex characteristics.
Xianglin WEI, Weiqi WANG
doaj   +1 more source

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, EarlyView.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

Des mots autour du silence : Elmar Tophoven traduisant Nathalie Sarraute

open access: yesCarnets, 2018
German translator Elmar Tophoven (1923-1989) developed a method of documenting his translation process, which is called “transparent translating”. In doing so, he created a wealth of research material for genetic translation studies.
Solange Arber
doaj   +1 more source

Oscillation of the Measurement Accuracy of the Center Location of an Ellipse on a Digital Image [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
Circular targets are often utilized in photogrammetry and a circle on a plane is projected as an ellipse onto an oblique image. This paper reports an experiment conducted to investigate whether the measurement accuracy of the center location of an ...
R. Matsuoka
doaj   +1 more source

Prospects of Electric Field Control in Perpendicular Magnetic Tunnel Junctions and Emerging 2D Spintronics for Ultralow Energy Memory and Logic Devices

open access: yesAdvanced Functional Materials, EarlyView.
Electric control of magnetic tunnel junctions offers a path to drastically reduce the energy requirements of the device. Electric field control of magnetization can be realized in a multitude of ways. These mechanisms can be integrated into existing spintronic devices to further reduce the operational energy.
Will Echtenkamp   +7 more
wiley   +1 more source

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