Results 91 to 100 of about 126,673 (254)

Deciphering Freeze–Thaw Dynamics In Rockwalls: A Novel Approach for High Accuracy Regional‐Scale Modeling

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT Using a large and novel array of instruments on five rockwalls in northern Gaspesia, their respective surface energy balances were calculated and their thermal regimes were measured and modeled to depths exceeding the seasonal frost penetration.
Tom Birien, Francis Gauthier
wiley   +1 more source

Innovative design and sensing performance of a novel large-strain sensor for prestressed FRP plates

open access: yesDevelopments in the Built Environment
Owing to the low measuring range of traditional fiber Bragg grating (FBG) sensors and the complexity, imprecision, and lack of practicality in existing large-strain sensors, this paper introduces a novel type of large-strain sensor based on pre ...
Changyuan Liu   +6 more
doaj   +1 more source

Spatiotemporal Assessment of Groundwater Interactions With a Regulated River: A Case Study of the Nechako River, Canada

open access: yesRiver Research and Applications, EarlyView.
ABSTRACT Regulated rivers represent complex hydrological systems where groundwater–surface water interactions are governed by natural conditions and human interventions. This study investigates the spatiotemporal dynamics of groundwater–surface water exchanges in the Nechako River, British Columbia (Canada), using numerical simulations.
Milad Fakhari   +4 more
wiley   +1 more source

Material-specific coefficients C1 and C2 in Williams-Landel-Ferry equations and phase transition behaviors of asphalt binder reinforced by various basalt fibers

open access: yesCase Studies in Construction Materials
The Williams–Landel–Ferry (WLF) equation is critical for predicting the rheological behavior of viscoelastic materials. However, no research has reported the main parameters, C1 and C2, in WLF equations for fiber-reinforced asphalts (FRAs).
Xiao Cheng, Bin Zhong, Zhishen Wu
doaj   +1 more source

Low temperature geomicrobiology follows host rock composition along a geochemical gradient in Lau Basin

open access: yesFrontiers in Microbiology, 2013
The East Lau Spreading Center (ELSC) and Valu Fa Ridge (VFR) comprise a ridge segment in the southwest Pacific Ocean where rapid transitions in the underlying mantle chemistry manifest themselves as gradients in seafloor rock geochemistry.
Jason B Sylvan   +7 more
doaj   +1 more source

Isolation, Insularity and Resilience: A Review of the Geophysical, Socioeconomic, and Environmental Vulnerabilities of Gran Canaria and Lesvos Islands for Policy Interventions to Global Change

open access: yesSustainable Development, EarlyView.
ABSTRACT The dynamic nature of small islands being geographically isolated and their perceived connectedness with global networks complicates research attempts to draw general conclusions on whether insularity leads to marginalization or strengthens their resilience for sustainable development.
Toheeb Lekan Jolaosho   +2 more
wiley   +1 more source

Ethnicity and health-related quality of life in the post stroke population: a systematic review

open access: yesJournal of Rehabilitation Medicine
Background/Objective: A systematic review was conducted on the association between ethnicity and health-related quality of life in post-stroke populations. Methods: In February 2024, a comprehensive search was conducted across several databases. Studies
Ying Xing Lee   +5 more
doaj   +1 more source

Forming Olivine Phenocrysts in Basalt: A 3D Characterization of Growth Rates in Laboratory Experiments

open access: yesFrontiers in Earth Science, 2019
Our current knowledge of the genesis, ascent, storage, and eruption of mafic magmas is intimately linked with olivine, its primary crystal cargo. Recent claims that phenocryst-size crystals can grow rapidly and non-concentrically are challenging our ...
Adrien J. Mourey, Thomas Shea
doaj   +1 more source

Flood basalt eruptions, comet showers, and mass extinction events [PDF]

open access: yes
A chronology of initiation dates of the major continental flood basalt episodes has been established from compilation of published K-Ar and Ar-Ar ages of basaltic flows and related basic intrusions.
Rampino, Michael R.   +1 more
core   +1 more source

Performance analysis of strengthening reinforced concrete beams under pure torsion using galvanized steel sheets: Experimental and numerical investigation

open access: yesStructural Concrete, EarlyView.
Abstract Reinforced concrete (RC) beams can be subjected to torsion, and failure due to torsion is brittle and poses a significant risk to occupants. Moreover, strengthening of existing RC beams in torsion may be required due to the upgrade of the structures or as part of structural rehabilitation.
Ahmed Hamoda   +4 more
wiley   +1 more source

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