Results 41 to 50 of about 5,537,542 (295)

Responsive Parametric Building Free Forms Determined by Their Elastically Transformed Steel Shell Roofs

open access: yesBuildings, 2019
The article concerns the unconventional architectural forms of buildings roofed with transformed shells made up of thin-walled steel fold sheets, and a parametric description of how they are shaped.
Aleksandra Prokopska, Jacek Abramczyk
doaj   +1 more source

Shape Memory Alloys (Part I): Significant Properties [PDF]

open access: yesKemija u Industriji, 2014
Shape memory alloys (SMAs) belong to a group of functional materials with the unique property of “remembering” the shape they had before pseudoplastic deformation.
I. Ivanic, M. Gojic, S. Kozuh
doaj   +1 more source

Identifying shape transformations from photographs of real objects. [PDF]

open access: yesPLoS ONE, 2018
An important task of human visual cognition is to make inferences about properties of objects. One such property is an object's causal history: what happened to the object in its past (e.g., "this paper has been folded").
Filipp Schmidt, Roland W Fleming
doaj   +1 more source

Modeling of temperature-dependent cyclic performance of superelastic NiTi shape memory alloy [PDF]

open access: yesComputer Methods in Materials Science, 2022
In this paper, a three-dimensional micromechanical-based constitutive model is proposed to describe the temperature-dependent performance of a cyclic deformed superelastic NiTi shape memory alloy.
Yao Xiao, Shuangyan Ju, Jianping Lin
doaj   +1 more source

TransHist: Occlusion-robust shape detection in cluttered images

open access: yesComputational Visual Media, 2018
Shape matching plays an important role in various computer vision and graphics applications such as shape retrieval, object detection, image editing, image retrieval, etc.
Chu Han   +3 more
doaj   +1 more source

Thermal cycling stability of Ni55Mn25Ga18Ti2 high-temperature shape memory alloy

open access: yes工程科学学报, 2022
Research on high-temperature shape memory alloys has attracted much attention due to the control requirements of the high-temperature drive (>100 ℃) and the overheating warning in high voltage transmissions, nuclear power, aerospace, automotive, oil ...
Yan XIN, Fu-xing WANG
doaj   +1 more source

Transformation Volume Effects on Shape Memory Alloys

open access: yesMetals, 2013
It is generally accepted that the martensitic transformations (MTs) in the shape memory alloys (SMAs) are mainly characterized by the shear deformation of the crystal lattice that arises in the course of MT, while a comparatively small volume change ...
Anna Kosogor   +4 more
doaj   +1 more source

On a Shape Adaptive Image Ray Transform [PDF]

open access: yes2013 International Conference on Signal-Image Technology & Internet-Based Systems, 2013
A conventional approach to image analysis is to perform separately feature extraction at a low level (such as edge detection) and follow this with high level feature extraction to determine structure (e.g. by collecting edge points using the Hough transform.
Ah-Reum Oh, Mark S. Nixon
openaire   +2 more sources

Shape Memory Properties and Microstructure of New Iron-Based FeNiCoAlTiNb Shape Memory Alloys

open access: yesCrystals, 2021
The shape memory properties and microstructure of Fe41Ni28Co17Al11.5(Ti+Nb)2.5 (at.%) cold-rolled alloys were studied at the first time using the values reported in constant stress thermal cycling experiments in a three-point bending test.
Li-Wei Tseng   +4 more
doaj   +1 more source

On shape transformations and shape fluctuations of cellular compartments and vesicles [PDF]

open access: yesPhysica Scripta, 1993
We discuss the shape formation and shape transitions of simple bilayer vesicles in context with their role in biology. In the first part several classes of shape changes of vesicles of one lipid component are described and it is shown that these can be explained in terms of the bending energy concept in particular augmented by the bilayer coupling ...
Sackmann, E.   +2 more
openaire   +2 more sources

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