Results 51 to 60 of about 371,884 (292)

Flexural-torsional behavior of thin-walled closed-section composite box beams [PDF]

open access: yes, 2007
This paper presents a flexural–torsional analysis of composite box beams. A general analytical model applicable to thin-walled box section composite beams subjected to vertical and torsional load is developed.
Lee, Jaehong, Vo, Thuc
core   +1 more source

CHEMICALLY TREATED GLUED LAMINATED PARICÁ TIMBER (Schizolobium parahyba var. amazonicum) [PDF]

open access: yesEngenharia Agrícola, 2019
In the production of glue-laminated timber (GLT), boards derived from planted forest wood with easy workability are glued on top of one another. The main objective of the present work was to evaluate the performance of paricá timber GLT beams (5 × 10 cm)
Rodrigo F. Terezo   +2 more
doaj   +1 more source

Tractor Beams, Pressor Beams and Stressor Beams in General Relativity [PDF]

open access: yesUniverse, 2021
The metrics of general relativity generally fall into two categories: those which are solutions of the Einstein equations for a given source energy-momentum tensor and the “reverse engineered” metrics—metrics bespoke for a certain purpose. Their energy-momentum tensors are then calculated by inserting these into the Einstein equations.
Jessica Santiago   +2 more
openaire   +3 more sources

High quality concrete beams bending under the long and short term loads [PDF]

open access: yesFacta Universitatis. Series: Architecture and Civil Engineering, 2006
The paper deals with the analysis of different compounds for the production of high-quality concrete and an experimental research of the selected high quality concrete beams. The beams have been bent by both the short term and long term transverse loads.
Radojičić Vladimir
doaj   +1 more source

Beam-beam effects

open access: yesAIP Conference Proceedings, 1995
A review of the beam‐beam effects in storage rings is given with emphasis on experimental results and new simulation techniques.
openaire   +2 more sources

Buckling analysis of thin-walled functionally graded sandwich box beams [PDF]

open access: yes, 2015
Buckling analysis of thin-walled functionally graded (FG) sandwich box beams is investigated. Material properties of the beam are assumed to be graded through the wall thickness.
Lee, Jaehong   +7 more
core   +1 more source

APPLICATION OF FINITE ELEMENT METHOD TAKING INTO ACCOUNT PHYSICAL AND GEOMETRIC NONLINEARITY FOR THE CALCULATION OF PRESTRESSED REINFORCED CONCRETE BEAMS

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2017
. Objectives Modern building codes prescribe the calculation of building structures taking into account the nonlinearity of deformation. To achieve this goal, the task is to develop a methodology for calculating prestressed reinforced concrete beams ...
Vladimir P. Agapov, Kurban R. Aidemirov
doaj   +1 more source

Axial-flexural coupled vibration and buckling of composite beams using sinusoidal shear deformation theory [PDF]

open access: yes, 2013
A finite element model based on sinusoidal shear deformation theory is developed to study vibration and buckling analysis of composite beams with arbitrary lay-ups.
Thai, Huu-Tai, Inam, Fawad, Vo, Thuc
core   +1 more source

Experimental and Numerical Study of Strengthening Prestressed Reinforced Concrete Beams Using Different Techniques

open access: yesBuildings, 2023
This study aimed to evaluate the static response of prestressed reinforced concrete beams strengthened in their flexure and shear properties using different strengthening techniques, steel plates, and externally bonded woven carbon fiber fabric (WCFF ...
Ahmed S. Eisa   +4 more
doaj   +1 more source

Global Efforts to Reduce Paediatric Cancer Care Disparities in Radiotherapy: A Decade Change

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background We present an update on the status, needs and challenges faced by paediatric imaging and radiotherapy (RT) programmes globally after a previous survey conducted by the International Atomic Energy Agency (IAEA) 10 years prior. Methods We developed and distributed a 121‐question survey to radiation oncologists, medical physicists and ...
Raymond B. Mailhot Vega   +10 more
wiley   +1 more source

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