Results 11 to 20 of about 148,947 (238)

Hyperbolic Paraboloid Slab Foundation

open access: yesInternational Conference Proceedings CEMEERS-23b, IASET-23, FBESR-23 & LEHSS-23 Nov. 23-24, 2023 Istanbul (Turkey), 2023
openaire   +2 more sources

Framework for X-ray mirror surface shape fitting. [PDF]

open access: yesJ Synchrotron Radiat
The closed‐form expressions for elliptic cylinders, hyperbolic cylinders, ellipsoids, hyperboloids, and diaboloids used for X‐ray mirror surface shapes are summarized. Additionally, a four‐layer framework to fit the measured surface shape data in slope or height for convenient X‐ray mirror surface characterization is proposed.For accurate ...
Huang L   +9 more
europepmc   +2 more sources

Curves on ruled surfaces under infinitesimal bending [PDF]

open access: yesBulletin of Natural Sciences Research, 2021
Infinitesimal bending of curves lying with a given precision on ruled surfaces in 3-dimensional Euclidean space is studied. In particular, the bending of curves on the cylinder, the hyperbolic paraboloid and the helicoid are considered and appropriate ...
Najdanović Marija   +2 more
doaj   +1 more source

3D Printing of Auxetic Self-powered Mechanoluminescent Photonic Skins for Underwater Communication and Safety Monitoring. [PDF]

open access: yesAdv Mater
A 3D‐printed self‐powered auxetic mechanoluminescent photonic skin for underwater communication and safety monitoring is introduced. Its auxetic structures, with a negative Poisson's ratio, ensure exceptional conformability to curved surfaces, enhancing adaptability to dynamic underwater environments.
Sun X   +6 more
europepmc   +2 more sources

In Vitro Monitoring of Babesia microti Infection Dynamics in Whole Blood Microenvironments. [PDF]

open access: yesAdv Sci (Weinh)
Here, an open microfluidic platform termed “µ‐Blood” is reported for real‐time, continuous monitoring of Babesia microti infection dynamics in vitro. µ‐Blood allows direct interrogation of whole blood with preserved integrity of the original whole blood microenvironment through an extended period (e.g., 72 h with mouse red blood cells) ex vivo. µ‐Blood
Li C   +4 more
europepmc   +2 more sources

The Development of Log Aesthetic Patch and Its Projection onto the Plane

open access: yesMathematics, 2022
In this work, we introduce a new type of surface called the Log Aesthetic Patch (LAP). This surface is an extension of the Coons surface patch, in which the four boundary curves are either planar or spatial Log Aesthetic Curves (LACs).
Yee Meng Teh   +4 more
doaj   +1 more source

Design and control analysis of a deployable clustered hyperbolic paraboloid cable net [PDF]

open access: yesEngineering structures, 2022
This paper presents an analytical and experimental design and deployment control analysis of a hyperbolic paraboloid cable net based on clustering actuation strategies.
Shuo Ma, Kai Lu, Muhao Chen, R. Skelton
semanticscholar   +1 more source

Finite Element Analysis of Hyperbolic Paraboloid Groined Vault Structure [PDF]

open access: yesمجلة جامعة النجاح للأبحاث العلوم الطبيعية, 2006
A new hyperbolic parabolic triangular finite element is developed in this paper. The element has only five essential nodal degrees of freedom (three general external degrees of freedom and two rotations) at each of the three corner nodes.
Attia Mousa
doaj   +1 more source

Multi-Objective Optimizing Curvilinear Steel Bar Structures of Hyperbolic Paraboloid Canopy Roofs

open access: yesBuildings, 2020
The paper concerns shaping curvilinear steel bar structures that are hyperbolic paraboloid canopy roofs by means of parametric design software Rhinoceros/Grasshopper and Karamba 3D.
Jolanta Dzwierzynska
doaj   +1 more source

Using the Theory of Functional Connections to Solve Boundary Value Geodesic Problems

open access: yesMathematical and Computational Applications, 2022
This study provides a least-squares-based numerical approach to estimate the boundary value geodesic trajectory and associated parametric velocity on curved surfaces.
Daniele Mortari
doaj   +1 more source

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