Results 11 to 20 of about 80,480 (279)

Assessing Genetic Algorithm-Based Docking Protocols for Prediction of Heparin Oligosaccharide Binding Geometries onto Proteins

open access: yesBiomolecules, 2023
Although molecular docking has evolved dramatically over the years, its application to glycosaminoglycans (GAGs) has remained challenging because of their intrinsic flexibility, highly anionic character and rather ill-defined site of binding on proteins.
Samuel G. Holmes, Umesh R. Desai
doaj   +1 more source

Structural Performance of Semi-Rigid Connection Steel Frames

open access: yesDiyala Journal of Engineering Sciences, 2022
In most engineering designs, steel connections are usually considered as fully rigid connections or perfectly pinned connections, for simplicity of design work. In reality, this assumption is incorrect.
Raghdah Al-Sherif, Murtada A. Ismael
doaj   +1 more source

Dynamic Analysis of a Large Deployable Space Truss Structure Considering Semi-Rigid Joints

open access: yesAerospace, 2023
Joints are widely used in large deployable structures but show semi-rigidity due to performance degradation and some nonlinear factors affecting the structure’s dynamic characteristics.
Huaibo Yao   +4 more
doaj   +1 more source

Evaluation of the seismic performance of tall steel frames with semi-rigid connections with zipper bracing system under near-fault earthquakes [PDF]

open access: yesNumerical Methods in Civil Engineering, 2023
In this article, the enhancement of the seismic function in tall buildings with semi-rigid connections accompanied by the Chevron bracing system was studied.
Amir Lamei Javan   +2 more
doaj   +1 more source

Experiment procedure with semi-rigid timber connectors [PDF]

open access: yesMATEC Web of Conferences, 2021
The paper deals with the preparation of an experiment of semi-rigid timber connections using modern timber connectors Rothoblaas Alumidi. The experiment consists of the loading of a timber bracket of structural wood.
Neusch Matúš, Sandanus Jaroslav
doaj   +1 more source

Location of semi-rigid connections effect on the seismic performance of steel frame structures

open access: yesElectronic Journal of Structural Engineering, 2022
In design steel frames, combining semi-rigid and rigid connections can result in better structural performance, particularly in seismic locations. In this study, the effects of semi-rigid beam-to-column connections located on the seismic performance of ...
Emad Elhout
doaj   +3 more sources

Dynamic Analysis of Semi-Rigid Frames [PDF]

open access: yesMathematical and Computational Applications, 2005
The dynamic response of semi-rigid frames is studied by using a computer program. The connection flexibility is modeled by linear elastic rotational springs. Having the same geometry and cross-section; semi-rigid frames, with different spring coefficients, are examined.
Ozturk, Ali Ugur   +1 more
openaire   +2 more sources

Cartilaginous metaplasia of varicose veins: a case report [PDF]

open access: yes, 2013
Cartilaginous metaplasia of superficial veins was found in a 64-year-old woman who underwent surgery for varicose veins. At operation, some varicose veins of the medial thigh were semi-rigid and fibroelastic to the touch. Histology revealed that half the
CAGGIATI, Alberto, FRANCESCHINI, MARCO
core   +1 more source

Matrix formulation of dynamic design of structures with semi-rigid connections [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2011
The structures with semi-rigid connections comprise systems with the connections in joints which are not absolutely rigid, but allow, in general, some relative movements in directions of generalized displacements.
Zlatkov Dragan   +3 more
doaj   +1 more source

Numerical model for the non-linear dynamic analysis of multi-storey structures with semi-rigid joints with specific reference to the Algerian code [PDF]

open access: yes, 2019
The current paper aims at investigating the dynamic response of rigid and semi-rigid connections of steel structures built in high seismic areas. A nonlinear dynamic analysis model, which is an extension to the simplified and direct mechanical model used
Al-Jabri   +38 more
core   +1 more source

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