Results 21 to 30 of about 1,954 (202)

A sanity check for earthquake recurrence models used in PSHA of slowly deforming regions: the case of SW Iberia [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2022
Probabilistic seismic hazard assessment (PSHA), despite its deep criticism, is still the most common tool used to decide on the acceptable seismic risk and corresponding mitigation measures.
M. Ramalho   +6 more
doaj   +2 more sources

SIMULATION-BASED PSHA FOR THE KATHMANDU VALLEY: SENSITIVITY TO HYPOCENTRE RANDOMISATION [PDF]

open access: yes, 2020
This paper presents a sensitivity study of simulation-based Probabilistic Seismic Hazard Analysis (PSHA) for Kathmandu, Nepal. Two aspects are investigated in detail: (i) the technique for simulating fault ruptures compatible with scaling laws and fitting into the Main Himalayan Trust (MHT) and (ii) the choice of different Ground Motion Prediction ...
De Risi, Raffaele   +7 more
openaire   +3 more sources

Simulation-based PSHA for the Kathmandu Basin in Nepal [PDF]

open access: yes, 2019
Reliable probabilistic seismic hazard analysis (PSHA) for Nepal is a long-term goal that different researchers have been working on in the last decade. Especially after the 2015 Gorkha earthquake, several classical probabilistic seismic hazard analysis studies have been carried out for the entire Nepal.
Pokhrel, Rama   +6 more
openaire   +3 more sources

PSHA after a strong earthquake: hints for the recovery [PDF]

open access: yesAnnals of Geophysics, 2016
<p>We perform aftershock probabilistic seismic hazard analysis (APSHA) of the ongoing aftershock sequence following the Amatrice August 24th, 2016 Central Italy earthquake. APSHA is a time-dependent PSHA calculation where earthquake occurrence rates decrease after the occurrence of a mainshock following an Omori-type decay.
Peruzza, L.   +7 more
openaire   +6 more sources

Near-Field PSHA with Directivity – Dorud

open access: yesAnnals of Geophysics
This study investigates the probabilistic seismic hazard in Dorud city, located near the active Dorud fault, with a specific focus on incorporating near-field and rupture directivity effects into the hazard modeling framework. Near-field ground motions – particularly those influenced by rupture directivity – can generate long-period velocity pulses ...
Maleki, Behzad   +3 more
openaire   +2 more sources

Accounting for Epistemic Uncertainty in PSHA: Logic Tree and Ensemble Modeling

open access: yesBulletin of the Seismological Society of America, 2015
Abstract Any trustworthy probabilistic seismic‐hazard analysis (PSHA) has to account for the intrinsic variability of the system (aleatory variability) and the limited knowledge of the system itself (epistemic uncertainty). The most popular framework for this purpose is the logic tree.
Marzocchi, W., Taroni, M., Selva, J.
openaire   +3 more sources

Simulation-based PSHA for the Canterbury region (Cybershake v17.8) [PDF]

open access: yes, 2017
This poster presents the computational components of physics-based broadband ground motion simulations to perform probabilistic seismic hazard analysis (PSHA) for Canterbury, New Zealand. Ground motions are simulated using the hybrid broadband simulation
Tarbali, Karim   +6 more
openaire   +2 more sources

Electrochemical Deposition of Nanostructured Hydroxyapatite Coating on Titanium with Enhanced Early Stage Osteogenic Activity and Osseointegration [PDF]

open access: yesInternational Journal of Nanomedicine, 2020
Minxun Lu,1,2 Hongjie Chen,2 Bo Yuan,2 Yong Zhou,1 Li Min,1 Zhanwen Xiao,2 Xiangdong Zhu,2 Chongqi Tu,1 Xingdong Zhang2 1Department of Orthopedics, West China Hospital, Sichuan University, Chengdu, People’s Republic of China; 2National Engineering ...
Lu M   +8 more
doaj   +2 more sources

An investigation of PSHA sensitivity with focus on Finland

open access: yes, 2022
We describe the SENSEI project conducted on the initiative of STUK, the Radiation and Nuclear safety Authority of Finland. The project aimed at exploring the sensitivity of probabilistic seismic hazard outputs to different choices of input parameters ...
Mäntyniemi, Päivi   +8 more
openaire   +2 more sources

Comparison of scenario seismic hazard and probabilistic seismic hazard analysis with Single Source, Lembang Fault, Indonesia: a preliminary study [PDF]

open access: yesE3S Web of Conferences, 2023
Seismicity analysis can be carried out using deterministic and probabilistic methods. One approach that can be done with the help of OpenQuake is the Scenario Seismic Hazard Analysis (SSHA) and Probabilistic Seismic Hazard Analysis (PSHA) methods.
Jaya Syahbana Arifan   +5 more
doaj   +1 more source

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