Results 61 to 70 of about 174,429 (312)

CYLINDRICAL SURFACE. CIRCULAR CYLINDRICAL SURFACE AND ITS INTERSECTIONS WITH PLANES. CYLINDRICAL SURFACE

open access: yes
In geometry, the study of surfaces and their properties is one of the important areas of mathematics. Cylindrical surfaces are among the most common geometric bodies in practice. They are widely used in mechanics, architecture, physics, technology and many other fields.
Mamaraimov, Bekzod   +2 more
openaire   +1 more source

Temperatures in high efficiency deep grinding [PDF]

open access: yes, 2009
This research considers the temperatures generated in the workpiece during profile and cylindrical traverse grinding in the High Efficiency Deep Grinding (HEDG) regime.
Bell, Andrew John
core  

Reflection of an acoustic line source by an impedance surface with uniform flow

open access: yes, 2014
An exact analytic solution is derived for the 2D acoustic pressure field generated by a time-harmonic line mass source located above an impedance surface with uniform grazing flow. Closed-form asymptotic solutions in the far-field are also provided.
Gabard, Gwénaël   +3 more
core   +1 more source

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Superhydrophobic surfaces: a model approach to predict contact angle and surface energy of soil particles [PDF]

open access: yes, 2009
Wettability of soil affects a wide variety of processes including infiltration, preferential flow and surface runoff. The problem of determining contact angles and surface energy of powders, such as soil particles, remains unsolved.
Bachmann, Jörg   +3 more
core   +1 more source

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Modeling Cylindrical Inhomogeneity of Finite Length with Steigmann–Ogden Interface

open access: yesTechnologies, 2020
A mathematical model employing the concept of energy-equivalent inhomogeneity is applied to analyze short cylindrical fiber composites with interfaces described by the Steigmann–Ogden material surface model.
Lidiia Nazarenko   +2 more
doaj   +1 more source

Constructing The Shortest Path On A Cylindrical Surface

open access: yes, 2017
Digital media warrant a reappraisal of established conceptual fields and a search for new ones densely providing access to powerful mathematical ideas. This study reports secondary students' meaning making around the notion of intrinsically defined curvature in space by means of a tool integrating programming, dynamic manipulation of variable values ...
Kynigos, Chronis, Zantzos, Ioannis
openaire   +3 more sources

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