Results 21 to 30 of about 132,157 (272)

Optimized normal and distance matching for heterogeneous object modeling [PDF]

open access: yes, 2013
This paper presents a new optimization methodology of material blending for heterogeneous object modeling by matching the material governing features for designing a heterogeneous object.
Koc, Bahattin   +4 more
core   +2 more sources

Development of a 0.25 m f/10 reflecting telescope consisting of a thin primary mirror and a friction drive

open access: yesRuhuna Journal of Science, 2020
Modern astronomical telescopes are comprised of high-quality optics and superior mounting designs to meet the standards and challenges of observational astronomy. Cost of commercial telescopes is a constraint for developing countries like Sri Lanka to
H.S.D. Amaradasa   +4 more
doaj   +1 more source

Defining tools to address over-constrained geometric problems [PDF]

open access: yes, 2014
International audienceThis paper proposes a new tool for decision support to address geometric over-constrained problems in Computer Aided Design (CAD). It concerns the declarative modeling of geometrical problems.
Mandil, Guillaume   +2 more
core   +3 more sources

Development of Texture Mapping Approaches for Additively Manufacturable Surfaces

open access: yesChinese Journal of Mechanical Engineering, 2022
Additive manufacturing (AM) technologies have been recognized for their capability to build complex components and hence have offered more freedom to designers for a long time.
Bhupesh Verma   +3 more
doaj   +1 more source

Calculation of Generalized Polynomial-Chaos Basis Functions and Gauss Quadrature Rules in Hierarchical Uncertainty Quantification [PDF]

open access: yes, 2014
Stochastic spectral methods are efficient techniques for uncertainty quantification. Recently they have shown excellent performance in the statistical analysis of integrated circuits.
Daniel, Luca   +4 more
core   +2 more sources

Computer aided design of a single degree-of-freedom six-bar mechanism via Monte Carlo layered optimization method

open access: yesHeliyon
Planar single degree of freedom (DOF) 6-bar mechanisms, characterized by simple control and high stiffness, find extensive applications across various robotic systems.
Yong Zhang, Ziqiang Zhang
doaj   +1 more source

Prototype system for supporting the incremental modelling of vague geometric configurations [PDF]

open access: yes, 1997
In this paper the need for Intelligent Computer Aided Design (Int.CAD) to jointly support design and learning assistance is introduced. The paper focuses on presenting and exploring the possibility of realizing learning assistance in Int.CAD by ...
Duffy, A.H.B., Guan, X., MacCallum, K.J.
core   +1 more source

The Various Radii Circle Packing Problem in a Triangle

open access: yesMathematics
Malfatti’s problem is the problem of fitting three circles into a triangle such that they are tangent to each other and each circle is also tangent to a pair of the triangle’s sides.
Ching-Shoei Chiang, Yi-Ting Chiang
doaj   +1 more source

Optimization of the LS89 Axial Turbine Profile Using a CAD and Adjoint Based Approach †

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2018
The LS89 high pressure axial turbine vane was originally designed and optimized for a downstream isentropic Mach number of 0.9. This profile has been widely used for computational fluid dynamics (CFD) validation in the open literature but very few ...
Ismael Sanchez Torreguitart   +2 more
doaj   +1 more source

How fast can vanadium dioxide neuron-mimicking devices oscillate? Physical mechanisms limiting the frequency of vanadium dioxide oscillators

open access: yesNeuromorphic Computing and Engineering, 2023
The frequency of vanadium dioxide (VO _2 ) oscillators is a fundamental figure of merit for the realization of neuromorphic circuits called oscillatory neural networks (ONNs) since the high frequency of oscillators ensures low-power consuming, real-time ...
S Carapezzi   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy