Results 61 to 70 of about 76,051 (383)

DeFault: Deep-learning-based Fault Delineation Using the IBDP Passive Seismic Data at the Decatur CO2 Storage Site [PDF]

open access: yesarXiv, 2023
The carbon capture, utilization, and storage (CCUS) framework is an essential component in reducing greenhouse gas emissions, with its success hinging on the comprehensive knowledge of subsurface geology and geomechanics. Passive seismic event relocation and fault detection serve as indispensable tools, offering vital insights into subsurface ...
arxiv  

Compliant Robotics in Space: A Prospective Review of Soft and Deformable Systems for Space Missions

open access: yesAdvanced Intelligent Systems, EarlyView.
Compliant robots are increasingly becoming integral to space exploration due to their adaptability, flexibility, and lightweight design. This article reviews categories such as soft, reconfigurable, and hyper‐redundant robots and their evolving role in enhancing space missions.
Hamed Rahimi Nohooji, Holger Voos
wiley   +1 more source

Harnessing μ‐X‐Ray Fluorescence Spectroscopy as a Tool to Assess Extracellular Vesicle‐Induced Biomineralization

open access: yesAdvanced NanoBiomed Research, EarlyView.
This study presents an innovative approach to evaluate cell‐mediated biomineralization using μ‐X‐ray fluorescence spectroscopy. By generating elemental maps, the evaluation of mineral deposition by osteoblasts can be assessed in terms of both spatial distribution and degree of maturity.
Mathieu Y. Brunet   +4 more
wiley   +1 more source

Hydraulic Fracture Propagation in Naturally Fractured Reservoirs: Complex Fracture or Fracture Networks [PDF]

open access: yes, 2019
Understanding the behavior of fluid-driven hydraulic fracture in naturally fractured reservoirs is crucial in the development of geothermal energy and unconventional reservoirs. This study presents a fully-coupled numerical model to investigate hydraulic propagation in naturally fractured reservoirs, along with a comprehensive discussion on field ...
arxiv   +1 more source

Comparing cranial biomechanics between Barbourofelis fricki and Smilodon fatalis: Is there a universal killing‐bite among saber‐toothed predators?

open access: yesThe Anatomical Record, EarlyView.
Abstract Saber‐tooths, extinct apex predators with long and blade‐like upper canines, have appeared iteratively at least five times in the evolutionary history of vertebrates. Although saber‐tooths exhibit a relatively diverse range of morphologies, it is widely accepted that all killed their prey using the same predatory behavior. In this study, we CT‐
Borja Figueirido   +2 more
wiley   +1 more source

Dual Porosity Simulation of Gravity Drainage Mechanism Induced by Geological Acid Gas Storage in Naturally Fractured Reservoirs

open access: goldEnergy Science &Engineering, EarlyView.
ABSTRACT Acid gases, containing CO2 and H2S, are by‐products of gas sweetening. Geological sequestration of these gases in naturally fractured reservoirs (NFRs) is a practical method to reduce greenhouse gas emission. An industrially accepted approach to simulate fluid flow in NFRs is the dual‐porosity method; however, this method needs multiple ...
Goran Shirzad, Mehdi Assareh
wiley   +2 more sources

Pore-scale characterization and modelling of CO2 flow in tight sandstones using X-ray micro-CT; Knorringfjellet formation of the Longyearbyen CO2 lab, Svalbard [PDF]

open access: yes, 2014
Rocks of the Knorringfjellet Formation in Central Spitsbergen form a potential storage reservoir for CO2 below Longyearbyen. They are characterised by a moderate porosity and low permeability.
Boone, Marijn   +4 more
core   +1 more source

Dike Propagation During Global Contraction: Making Sense of Conflicting Stress Histories on Mercury

open access: yesFrontiers in Earth Science, 2021
Thrust fault-related landforms, smooth plains units, and impact craters and basins have all been observed on the surface of Mercury. While tectonic landforms point to a long-lived history of global cooling and contraction, smooth plains units have been ...
Kelsey Crane, Allison Bohanon
doaj   +1 more source

Experimental evidence of electrification processes at the 2009 LAquila earthquake mainshock [PDF]

open access: yes, 2015
Two types of coseismic magnetic field events are simultaneously observed: transient offset events and magnetic field signal that occurred at the destructive, Mw6.1 LAquila earthquake (EQ) mainshock. The offset event, conventionally interpreted as a signature of piezomagnetic effects, however could not be ascribed as such.
arxiv   +1 more source

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