Results 81 to 90 of about 172,033 (298)

Rapid assessment of seismic performance for multi-story RC frame buildings using direct prediction method

open access: yesCase Studies in Construction Materials
As urbanization rapidly advances globally, the assessment of seismic resilience provides new perspectives for effectively addressing urban safety risks.
Xin Chen   +5 more
doaj   +1 more source

PEER Testbed Study on a Laboratory Building: Exercising Seismic Performance Assessment [PDF]

open access: yes, 2005
From 2002 to 2004 (years five and six of a ten-year funding cycle), the PEER Center organized the majority of its research around six testbeds. Two buildings and two bridges, a campus, and a transportation network were selected as case studies to ...
Beck, James L.   +15 more
core  

New Seismic Attenuation System (SAS) for the Advanced LIGO Configurations (LIGO2) [PDF]

open access: yes, 2000
A new passive seismic attenuation system is being developed to replace the current passive attenuation stacks in LIGO 2, it is expected to drive the seismic contribution to the interferometer noise below any other noise source.
Bertolini, Alessandro   +6 more
core   +1 more source

Gaborlet‐guided sparse filtering: A novel intelligent method for lithology identification by vibration signals while drilling

open access: yesDeep Underground Science and Engineering, EarlyView.
The flowchart illustrates rock specimen testing, vibration signal acquisition, and feature extraction with Gaborlet and sparse filtering for classification. Abstract Traditional lithology identification methods mainly rely on core sampling and well‐logging data.
Jian Hao   +5 more
wiley   +1 more source

Seismic Performance Assessment Of Steel Structures Considering Soil Effects

open access: yesEurasian Journal of Science and Engineering
Nowadays, extreme need for construction of buildings in rural area increased the floor number of buildings, in which, the soil under foundation can affect the performance of buildings.
Farzin Kazemi   +3 more
doaj   +1 more source

A Primal-Dual Proximal Algorithm for Sparse Template-Based Adaptive Filtering: Application to Seismic Multiple Removal [PDF]

open access: yes, 2014
Unveiling meaningful geophysical information from seismic data requires to deal with both random and structured "noises". As their amplitude may be greater than signals of interest (primaries), additional prior information is especially important in ...
Chaux, Caroline   +3 more
core   +6 more sources

Strengthening urban resilience in China through underground infrastructures management: Addressing global climate challenges with technological solutions

open access: yesDeep Underground Science and Engineering, EarlyView.
This paper explores how climate‐resilient technologies, such as smart grids, digital twins, and self‐healing materials, can enhance urban resilience. It highlights the urgent need for proactive planning, public‐private collaboration, and data‐driven innovation to future‐proof underground infrastructure amid accelerating climate and urban pressures ...
Kai Chen Goh   +12 more
wiley   +1 more source

System Identification of Constructed Facilities: Challenges and Opportunities Across Hazards [PDF]

open access: yes, 2008
The motivation, success and prevalence of full-scale monitoring of constructed buildings vary considerably across the hazard of concern (earthquakes, strong winds, etc.), due in part to various fiscal and life safety motivators.
News   +3 more
core   +1 more source

Advancing mine pillar design: Evaluating traditional methods and integrating AI for enhanced stability of pillars in the Great Dyke, Zimbabwe

open access: yesDeep Underground Science and Engineering, EarlyView.
B1 is bord width 1, B2 is bord width 2, L is the pillar length, W is the pillar width, red color and letter A represent the pillars, and white color and number 1 represent excavated areas. Pstress is the average pillar stress; σv is the vertical component of the virgin stress, MPa; and e is the areal extraction ratio. e = B o B o + B P ${\rm{e}}=\frac{{
Tawanda Zvarivadza   +4 more
wiley   +1 more source

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