Results 21 to 30 of about 1,515,151 (301)

Semi-rigid judgment criteria for socket-type joints.

open access: yes, 2022
Semi-rigid judgment criteria for socket-type joints.
Liang Wang (23021)   +7 more
core   +1 more source

Member Discrete Element Method for Static and Dynamic Responses Analysis of Steel Frames with Semi-Rigid Joints

open access: yesApplied Sciences, 2017
In this paper, a simple and effective numerical approach is presented on the basis of the Member Discrete Element Method (MDEM) to investigate static and dynamic responses of steel frames with semi-rigid joints.
Jihong Ye, Lingling Xu
doaj   +1 more source

A Semi Rigid Novel Hydroxamate AMPED-Based Ligand for 89Zr PET Imaging

open access: yesMolecules, 2021
In this work, we designed, developed, characterized, and investigated a new chelator and its bifunctional derivative for 89Zr labeling and PET-imaging. In a preliminary study, we synthesized two hexadentate chelators named AAZTHAS and AAZTHAG, based on ...
Lisa Russelli   +6 more
doaj   +1 more source

A robust finite element model updating method for pier’s structure with uncertainties in connections using particle swarm optimization algorithm [PDF]

open access: yesJournal of Structural and Construction Engineering, 2017
Conventional design of piers is done by assuming fully rigid connection of deck to piles. In practice, these connections are semi-rigid. Semi-rigid connections cause changes in the dynamic characteristics of the structure such as natural frequencies and ...
Mehdi Gholipour Feizi   +3 more
doaj   +1 more source

Optimization of frames with semi-rigid connections [PDF]

open access: yesComputers & Structures, 1996
This work describes a computer-based method for the optimum design of steel frameworks accounting for the behaviour of semi-rigid connections. The procedure explicitly accounts for both connections and members by taking connection stiffnesses and member sizes as continuous-valued and discrete-valued design variables, respectively.
openaire   +3 more sources

Assessment of stresses in reinforcement in the area of joints in composite steel-concrete slabs [PDF]

open access: yesArchives of Civil Engineering, 2021
The article draws attention to certain aspects of calculating the width of cracks and stresses in composite elements under bending, in which the slab is located in the tension zone.
Marcin Niedośpiał
doaj   +1 more source

On a semi-rigidity property for holomorphic map [PDF]

open access: yesAsian Journal of Mathematics, 2003
Write \(\mathbb{B}^n\) and \(\mathbb{B}^N\) for the unit balls in \(\mathbb{C}^n\) and \(\mathbb{C}^N\), respectively. Let \(F\) be a proper holomorphic map from \(\mathbb{B}^n\) into \(\mathbb{B}^N\), which is said to be \(k\)-linear if for any point \(p\in \mathbf{B}^n\), there is an affine complex subspace \(S_p^k\), that passes through \(p\) and is
openaire   +2 more sources

An Essentially Semi-Rigid Class of Modules [PDF]

open access: yesJournal of the London Mathematical Society, 1984
The author gives an easy argument for finding a proper class \({\mathcal C}\) of essentially semi-rigid modules over a complete discrete valuation ring R. Recall two definitions: \({\mathcal C}\) is a proper class if \({\mathcal C}\) is not a set.
openaire   +3 more sources

Application of X-ray Microtomography to Quantify the Liquid Fraction of M2 Steel for Semi-solid Forming process [PDF]

open access: yes, 2013
Thixoforging, one variant of semi-solid metal processing in which the metallic alloys are processed at low liquid fraction (0.1< Fl < 0.3), is used to produce complex parts with high mechanical properties.
GU, Guochao   +4 more
core   +1 more source

Cold formed steel semi rigid joints

open access: yesREM: International Engineering Journal
This article presents a theoretical and numerical study of an innovative joint using cold-formed steel sections. The motivation for the study of this connection is the ease of manufacturing and assembly that it provides.
Adriano Toledo Silva   +4 more
doaj   +1 more source

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