Results 21 to 30 of about 1,756,114 (279)

Response modification factor - Review paper

open access: yesIOP Conference Series: Earth and Environmental Science, 2019
Abstract Response modification factor (R) has a main function in the seismic design of new construction materials and is a seismic design parameter in equivalent static analysis. It determines the nonlinear performance of building structures during strong earthquakes.
Heshmatollah Abdi   +2 more
openaire   +1 more source

Coherent Backscattering of Light with Nonlinear Atomic Scatterers [PDF]

open access: yes, 2005
We study coherent backscattering of a monochromatic laser by a dilute gas of cold two-level atoms in the weakly nonlinear regime. The nonlinear response of the atoms results in a modification of both the average field propagation (nonlinear refractive ...
B. Grémaud   +6 more
core   +4 more sources

Extended Skyrme interaction (I): spin fluctuations in dense matter [PDF]

open access: yes, 2009
Most of the Skyrme interactions are known to predict spin or isospin instabilities beyond the saturation density of nuclear matter which contradict predictions based on realistic interactions. A modification of the standard Skyrme interaction is proposed
Bhattacharya D Soni V   +11 more
core   +3 more sources

Evaluation of Performance Levels and Response Modification Factors for Prestressed Reinforced Concrete Frames Using Nonlinear Pushover Analysis [PDF]

open access: yesJournal of Structural and Construction Engineering, 2018
The use of different methods of prestressing systems is very common in gravity frames at the present time. This technology can also be used in lateral load resisting frames.
Vahid Sadeghi   +2 more
doaj   +1 more source

PARP inhibitor ABT-888 affects response of MDA-MB-231 cells to doxorubicin treatment, targeting Snail expression [PDF]

open access: yes, 2015
To overcome cancer cells resistance to pharmacological therapy, the development of new therapeutic approaches becomes urgent. For this purpose, the use of poly(ADP-ribose) polymerase (PARP) inhibitors in combination with other cytotoxic agents could ...
CAIAFA, Paola   +11 more
core   +2 more sources

Probabilistic Seismic Demand Assessment of Steel Moment Resisting Frames Isolated by LRB [PDF]

open access: yesNumerical Methods in Civil Engineering, 2017
Seismic isolation is an effective approach used in controlling the seismic responses and retrofitting of structures. The construction and installation of such systems are expanded nowadays due to modern improvements in technology.
N. Fanaie   +2 more
doaj   +1 more source

Assessing Seismic Performance of the Elliptic Braced Moment Resisting Frame through Pushover Method [PDF]

open access: yesJournal of Rehabilitation in Civil Engineering, 2019
The seismic performance of elliptic braced moment resisting frame (ELBRF) is assessed here and is found that the structural behavior is improved and is of free of architectural space.
Habib Ghasemi Jouneghani   +3 more
doaj   +1 more source

Damping modification factors for acceleration response spectra

open access: yesGeodesy and Geodynamics, 2017
DMF (Damping modification factors) are used to modify elastic response spectral values corresponding to damping ratio 5% to other damping levels. The influence of seismological parameters (magnitude, epicentral distances and site conditions) on DMF for acceleration spectra was analysed.
Heng Li, Feng Chen
openaire   +2 more sources

The Effect of Spandrel Beam's Specification on Response Modification Factor of Concrete Coupled Shear Walls [PDF]

open access: yesCivil Engineering Infrastructures Journal, 2016
Response modification factor (R factor) is one of the seismic design parameters to be considered in evaluating the performance of buildings during strong motions. This paper has tried to evaluate the response modification factor of concrete coupled shear
Mussa Mahmoudi   +2 more
doaj   +1 more source

Genome-Wide Analysis of the Response of Dickeya dadantii 3937 to Plant Antimicrobial Peptides [PDF]

open access: yes, 2012
Antimicrobial peptides constitute an important factor in the defense of plants against pathogens, and bacterial resistance to these peptides have previously been shown to be an important virulence factor in Dickeya dadantii, the causal agent of soft-rot ...
Cuartas-Lanza, Raquel   +6 more
core   +3 more sources

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