Results 51 to 60 of about 16,738 (170)

Effect of Margin Designs on the Marginal Adaptation of Zirconia Copings

open access: yesActa Stomatologica Croatica, 2017
Objective: The aim of this in vitro study was to investigate the effect of Shoulder versus Chamfer margin design on the marginal adaptation of zirconia (Zr) copings.
Syed Rashid Habib   +5 more
doaj   +1 more source

Key dating features for timber-framed dwellings in Surrey [PDF]

open access: yes, 2013
This article is made available through the Brunel Open Access Publishing Fund. Copyright @ The Vernacular Architecture Group 2013. MORE OpenChoice articles are open access and distributed under the terms of the Creative Commons Attribution License 3.0 ...
Alcock N. W.   +13 more
core   +1 more source

Visual detection method of chamfer Ron the root bottom of textile workpiece roller

open access: yesJournal of Measurement Science and Instrumentation, 2018
Roller is an important workpiece of automatic spinning machine.Only if the chamfer Ron the root bottom of roller’s guide pillar meets processing accuracy requirement can the end face of one roller’s guide pillar match the correct position of another ...
HU Ling-hao   +4 more
doaj  

Initiation and propagation mechanisms of progressive crushing in carbon-epoxy laminated plates [PDF]

open access: yes, 2008
This article presents original experiments that enhance the understanding of the mechanisms that drive the progressive crushing of fiber-reinforced laminated composite materials and their energy absorption capability.
Barrau, Jean-Jacques   +5 more
core  

Development of a device to simulate tooth mobility [PDF]

open access: yes, 2010
Objectives: The testing of new materials under simulation of oral conditions is essential in medicine. For simulation of fracture strength different simulation devices are used for test set-up.
Bieniek KW   +18 more
core   +1 more source

Shear mechanical response and deformation failure of F-type socket joint in a rectangular pipe jacking tunnel under different geologic conditions

open access: yesScientific Reports, 2023
The shear mechanical properties of F-type socket joints in rectangular pipe jacking tunnels are currently unknown. To investigate the shear mechanical response and deformation failure of the F-type socket joint in rectangular pipe jacking tunnels under ...
Youjun Xu   +4 more
doaj   +1 more source

Manipulative woodworking test [PDF]

open access: yes, 1953
Thesis (Ed.M.)--Boston ...
Andersen, Stanley Albert
core  

Coordinate free integrals in Geometric Calculus

open access: yes, 2016
We introduce a method for evaluating integrals in geometric calculus without introducing coordinates, based on using the fundamental theorem of calculus repeatedly and cutting the resulting manifolds so as to create a boundary and allow for the existence
Alho, Timo
core   +1 more source

Automated process planning system considering machining feature recognition suitable for end-milling using CAD models in STL format

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing
This study proposes a method to automatically generate numerical control (NC) programs from 3D computer-aided design (CAD) models in STL (Standard Triangulated Language) format. In STL format CAD of models, the three-dimensional shape is represented as a
Takayuki HIRAYAMA   +2 more
doaj   +1 more source

Effects of Tool Edge Geometry on Chip Segmentation and Exit Burr: A Finite Element Approach

open access: yesMetals, 2019
The effects of different tool edge geometries (hone and chamfer (T-land)) on quantitative measurement of end (exit) burr and chip segmentation (frequency and degree) in machining of AA2024-T351 are presented in this work. The finite element (FE) approach
Muhammad Asad
doaj   +1 more source

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