Results 91 to 100 of about 224,924 (357)

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

The seismic microzonation of level 3 of Sant’Agata Fossili (northern Italy) based on a multidisciplinary approach

open access: yesAnnals of Geophysics, 2014
In this paper the results of a detailed seismic microzonation, performed at Sant’Agata Fossili (Piemonte region, northern Italy) are presented. We study the local seismic response of this small village using a level 3, that is the most accurate level ...
Giuseppe Di Capua   +7 more
doaj   +1 more source

Carbon Dots: An Emerging Frontier for Green and Sustainable Civil Engineering Materials

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Traditional civil engineering materials (CE materials) are usually involved with high‐energy consumption during manufacturing, significant maintenance costs, and substantial environmental impacts throughout their life cycles. The progress of nanotechnology is catalyzing a green and sustainable transformation within the field.
Weiwen Hao   +5 more
wiley   +1 more source

Seismic responses on vertical pumps.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 1986
It is important to design vertical pumps considering seismic responses in addition to rotor vibrations due to unbalances. This paper presents analytical and experimental studies to evaluate seismic responses on vertical pumps. In the experiment, a small vertical pump was tested to obtain its vibration characteristics during earthquakes. In the analysis,
Hiroshi NIWA   +7 more
openaire   +2 more sources

The direct boundary element method: 2D site effects assessment on laterally varying layered media (methodology) [PDF]

open access: yes, 2004
The Direct Boundary Element Method (DBEM) is presented to solve the elastodynamic field equations in 2D, and a complete comprehensive implementation is given. The DBEM is a useful approach to obtain reliable numerical estimates of site effects on seismic
Aki   +28 more
core   +2 more sources

The EU's Strategy for Sustainability: A Landmark Turn With the European Green Deal?

open access: yesEuropean Policy Analysis, EarlyView.
ABSTRACT While the European Green Deal (EGD) has been widely recognized as a milestone in the EU's sustainability strategy, scholars disagree on the nature of the policy change it represents. Critics highlight its limited social and environmental ambitions, despite its portrayal as a “man on the moon” moment.
Ekaterina Domorenok, Franco Gatti
wiley   +1 more source

Historic cartography of L'Aquila city as a support to the study of earthquake damaged buildings [PDF]

open access: yes, 2013
The city-center of L'Aquila suffered big damages from the main seismic event (6th April 2009, 3:32 a.m., local time; Ml=5.8, Mw= 6.2) of the seismic sequence that included hundreds of aftershocks (more than 30 of them 3.5<5.0) (INGV, 2009). Causes and
Baglioni, Rita   +4 more
core  

Spectrum-to-spectrum methods for the generation of elastic floor acceleration spectra [PDF]

open access: yes, 2017
In seismic codes, the acceleration demand of nonstructural components is commonly expressed in terms of floor response spectra and estimated by means of simple predictive equations.
FRANCHIN, Paolo   +2 more
core   +1 more source

Damping Modification Factors for Pile–Induced Filtering Effect

open access: yesEarthquake Engineering &Structural Dynamics, EarlyView.
ABSTRACT Period–dependent Damping Modification Factors are usually applied to the 5%–damped pseudo–acceleration response spectrum at free field conditions to derive the seismic demand for structures with damping ratio other than 5%. Likewise, the response spectrum at the foundation level of pile–supported structures may differ from the free field ...
Emmanouil Rovithis   +3 more
wiley   +1 more source

Proposed SMA Tension Sling Damper for Passive Seismic Control of Building

open access: yesElectronic Journal of Structural Engineering, 2019
Passive Shape Memory Alloy (SMA) based Tension Sling Damper (TSD) is proposed to control seismic response of building represented as dynamic SDOF system.
S. H. Mehta, S. P. Purohit
doaj   +1 more source

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