Results 121 to 130 of about 891 (209)

Multi-Mode Pushover Analysis with Generalized Force Vectors

open access: yes, 2009
A generalized pushover analysis procedure is developed for estimating the inelastic seismic response of structures under earthquake ground excitations.
Guenay, M. Selim   +4 more
core   +1 more source

Nonlinear Response‐History Analyses of Masonry and Mixed Structures With HybriDFEM

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 8, Page 1694-1709, 10 July 2026.
ABSTRACT The hybrid discrete‐finite element (HybriDFEM) method, previously developed to perform static and modal analysis in discrete and coupled discrete‐finite element models, is extended to nonlinear response‐history analyses. The equations of motion for the HybriDFEM model are solved through various numerical time‐integration schemes, both explicit
Igor Bouckaert   +2 more
wiley   +1 more source

THE INCREMENTAL MODAL PUSHOVER ANALYSIS (IMPA): PROPOSAL AND APPLICATION

open access: yes, 2017
Existing reinforced concrete frame buildings designed for vertical loads only could suffer severe damage during earthquakes. In recent years, many research activities were undertaken to develop a reliable and practical analysis procedure to identify the ...
BERGAMI, ALESSANDRO VITTORIO   +3 more
core  

General Framework for Multi‐Degree‐of‐Freedom Stiffness Matrix Updating for Iterative Solution Algorithms in Hybrid Simulation

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 9, Page 1947-1967, 25 July 2026.
ABSTRACT Iterative solvers are advantageous for handling nonlinear structural analysis problems. The iterative solvers often require updating the stiffness matrix, which limits their application in static and pseudo‐dynamic hybrid simulations because: (1) updating the stiffness matrix of a system involving a physical specimen is challenging; (2 ...
Junyan Xiao, Oh‐Sung Kwon, Evan Bentz
wiley   +1 more source

Extension of Modal Pushover Analysis to Compute Member Forces

open access: yes, 2005
This paper extends the modal pushover analysis (MPA) procedure for estimating seismic deformation demands for buildings to compute member forces. Seismic demands are computed for six buildings, each analyzed for 20 ground motions. A comparison of seismic
Goel, Rakesh K., Chopra, Anil K.
core   +1 more source

The Role of Ultrasound Across the Continuum of Care for Carpal Tunnel Syndrome

open access: yesJournal of Ultrasound in Medicine, Volume 45, Issue 7, Page 1369-1378, July 2026.
Carpal tunnel syndrome (CTS) is the most common upper limb entrapment neuropathy and a leading cause of pain, functional impairment, and surgical referral. This article demonstrates the central role of ultrasound (US) across the continuum of CTS care, both for confirming the CTS diagnosis and for guiding treatments ranging from perineural injections to
Christopher M. Jobe   +4 more
wiley   +1 more source

Hyperspectral Fingerprinting of Dune Sediments Across the Arabian Peninsula: Insights Into Sediment Provenance and Transport Pathways From NASA's EMIT Data

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract The Arabian Peninsula encompasses one of the world's most extensive aeolian systems, yet the provenance and transport history of its dune sediments are not well understood. Using hyperspectral data from NASA's Earth Surface Mineral Dust Source Investigation (EMIT), we mapped mineral compositions and abundance patterns across dune fields and ...
Ahmed Alshakr   +8 more
wiley   +1 more source

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