Results 81 to 90 of about 338,843 (200)

Investigating the impact of infill patterns on shape memory effect in material extrusion

open access: yesMaterials Research Express
Extensive research has been conducted on Shape Memory Polymers (SMPs) for their potential application in additive manufacturing. The Shape Memory Effect (SME), a key attribute of SMPs, enables 3D-printed objects to alter their shape in response to ...
Jiwoo Choi, Usman Waheed, Connor Myant
doaj   +1 more source

Microstructure and properties of 3D-printed ZrCu–Ti6Al4V laminated composite

open access: yesJournal of Materials Research and Technology
The microstructures, shape memory properties, and mechanical properties of 3D-printed ZrCu–Ti6Al4V laminated composites were investigated in this study. The microstructure of the laminated composite effectively combines the characteristics of two alloys.
Zhijie Li   +3 more
doaj   +1 more source

Jitter Elimination in Shape Recovery by using Adaptive Neural Network Filter

open access: yesSensors, 2019
Three-dimensional (3D) cameras are expensive because they employ additional charged coupled device sensors and optical elements, e.g., lasers or complicated scanning mirror systems.
Sung-An Lee   +2 more
doaj   +1 more source

Robust 3D Surface Recovery by Applying a Focus Criterion in White Light Scanning Interference Microscopy

open access: yes, 2019
White light scanning interference (WLSI) microscopes provide an accurate surface topography of engineered surfaces. However, the measurement accuracy is substantially reduced in surfaces with low-reflectivity regions or high roughness, like a surface ...
Altamar-Mercado, Hernando   +2 more
core   +1 more source

Innovative reinforcement techniques for 3D-printed concrete: The impact of shape memory alloys on flexural strength and crack mitigation

open access: yesNext Materials
The flexural performance (FP) of 3D Printed Concrete (3DPC) remains a challenge due to its limitations in tensile strength and resistance to cracking. To address these issues, innovative reinforcement materials, such as Shape Memory Alloys (SMAs), which ...
Ronak Motiani   +4 more
doaj   +1 more source

Recovery of 3D shapes from 2D sketches

open access: yes, 2013
The objective of this research is to recover 3D freeform surfaces depicted in a single line drawing, with the aim of taking conceptual design sketches and converting them into 3D models. This work is a continuation of the project “3D Surface Reconstruction from a 2D Line Drawing” (SRLD) done at Nanyang Technological University.
openaire   +2 more sources

Non-Rigid Structure from Motion for Complex Motion [PDF]

open access: yes, 2016
Recovering deformable 3D motion from temporal 2D point tracks in a monocular video is an open problem with many everyday applications throughout science and industry, or the new augmented reality.
Molina Mellado, Sergi
core   +1 more source

Forecasting Human Dynamics from Static Images

open access: yes, 2017
This paper presents the first study on forecasting human dynamics from static images. The problem is to input a single RGB image and generate a sequence of upcoming human body poses in 3D.
Chao, Yu-Wei   +4 more
core   +1 more source

Anisotropic spin-fluctuations in SmCoPO revealed by 31^P NMR measurement

open access: yes, 2012
31^P NMR spectral features in polycrystalline SmCoPO reveal an axially symmetric local magnetic field. At low temperature, the anisotropy of the internal magnetic field increases rapidly, with K_ab increasing faster than that of K_c.
Awana, V. P. S.   +4 more
core   +1 more source

Optimizing Image Focus for Shape From Focus Through Locally Weighted Non-Parametric Regression

open access: yesIEEE Access, 2019
Shape from focus is a passive optical technique that uses multiple images with different focus levels. To compute the sharpness of each pixel in the image sequence, obtained by translating the object plane at a constant step size along the optical axis ...
Hoon-Seok Jang   +2 more
doaj   +1 more source

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