Results 121 to 130 of about 1,362,837 (282)

Complex seismic sources and time-dependent moment tensor inversion.

open access: yes, 1989
There are many examples of earthquakes whose surface expressions are much more complicated than the seismologically derived faulting models. Seismologists also have found seismic source complexity and improved seismicity data have shown that rupture may ...
Kim, Junkyoung.
core   +4 more sources

The challenges of GFRP RC beam design for limit states

open access: yesStructural Concrete, EarlyView.
Abstract Glass fiber reinforced polymer (GFRP) bars are used ever more frequently in concrete construction due to their non‐corrosive and anti‐magnetic properties. Their research over the past decades focused on fundamental questions, such as the design aspects of beams under flexural loads.
Szabolcs Szinvai, Tamás Kovács
wiley   +1 more source

Three‐parameter kinematic theory for shear assessment of reinforced concrete short columns

open access: yesStructural Concrete, EarlyView.
Abstract This work presents a rational kinematics‐based model for assessing the shear capacity of rectangular reinforced concrete short columns. Due to their high stiffness and brittleness, short columns are particularly vulnerable to seismic forces, often exhibiting critical failures.
Daniele Arcuri   +2 more
wiley   +1 more source

Contribution of dowel action to interfacial shear transfer in flat joints with unbonded posttensioned bars for precast segmental bridges

open access: yesStructural Concrete, EarlyView.
Abstract Dry joints are widely used in precast segmental bridge construction because they simplify assembly and accelerate erection. Incorporating fasteners crossing flat dry joints represents an innovative configuration for this type of connection.
Rogelio Franco Segarra   +3 more
wiley   +1 more source

Implementing 3D Earth models for wavefield simulations and seismic moment tensor estimation

open access: yes
Summary Seismic moment tensors provide simple representations of a wide range of event types, including earthquakes, volcanic events, landslides, and explosions.
Amanda M McPherson   +2 more
core   +1 more source

Structural testing and analytical model of Reinforced Concrete (RC) prisms with 3D‐printed concrete permanent formwork under compressive loading

open access: yesStructural Concrete, EarlyView.
Abstract The implementation of traditional steel reinforcement in 3D concrete printed structures is a major challenge. Although 3D‐printed structures may be used as formwork, the knowledge about their structural contribution is limited. This research aims to experimentally evaluate the structural performance of reinforced concrete prisms with 3D ...
Luis M. de la Flor Juncal   +3 more
wiley   +1 more source

Sparse fault representation based on moment tensor interpolation

open access: yesSeismica
Accurate representation of large earthquake sources is required for understanding rupture dynamics and improving seismic hazard assessments. While capable of capturing complex spatio-temporal slip scenarios, traditional finite-fault models often suffer ...
Julien Thurin
doaj   +1 more source

Eco‐ductile design of RC columns: Resolving the conflict between embodied carbon and curvature ductility

open access: yesStructural Concrete, EarlyView.
Abstract Reducing embodied carbon emissions in structural design is of critical importance in combating global climate change. However, the increased material usage and heavy confinement reinforcement required to meet high ductility demands in reinforced concrete columns directly conflict with environmental sustainability goals.
Mehmet Kevser Derdiman
wiley   +1 more source

The July 14, 2025 Mw 5.3 earthquake in the NE Alboran Sea (Spain): insights into the causative source from seismic relocation and moment tensor analysis

open access: yesFrontiers in Earth Science
On 14 July 2025, an Mw 5.3 earthquake occurred in the northeastern Alboran Sea, Spain. Its epicenter was close to the Eastern Betics Shear Zone, a region that has historically experienced major destructive earthquakes, including events with macroseismic ...
Lucía Lozano   +5 more
doaj   +1 more source

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