Results 31 to 40 of about 269,599 (304)
Grouting is a common method used to fill rock joints to improve the stability and integrity of rock mass in geotechnical engineering, and the filling has been observed to have an effect on crack behavior and mechanical property. To investigate this topic,
Huilin Le +4 more
doaj +1 more source
Virginia Earth Science Collaborative: Developing Highly Qualified Earth Science Teachers [PDF]
A collaborative of seven institutes of higher education and two non-profit organizations developed and implemented five earth science courses totaling eighteen credits that enabled secondary teachers to acquire an add-on earth science endorsement: Geology ...
Cothron, J.
core +1 more source
Micromachined Double‐Membrane Mechanically Tunable Metamaterial for Thermal Infrared Filtering
Herein, a mechanically tunable double‐layer plasmonic metamaterial leveraging the extraordinary optical transmission effect observed in subwavelength arrays of openings within thin metal layers is presented. The concept is experimentally validated by integrating the proposed metamaterial structure into an electrostatic parallel‐plate actuator to create
Oleg Bannik +7 more
wiley +1 more source
The assessment of groundwater quality is an obligatory pre-requisite to developing countries like India with rural-based economy. Heavy metal concentration in groundwater from Besant Nagar to Sathankuppam, South Chennai was analyzed to assess the ...
S. G. D. Sridhar +6 more
doaj +1 more source
Atmospheric waves play an important role in the vertical coupling of atmosphere and ionosphere. Recent studies revealed that the mesospheric wave activities associated with sudden stratospheric warming events (SSWs) are more complicated than previously ...
Han Ma +9 more
doaj +1 more source
Earth science education in South Australia: Evolving with the resources boom [PDF]
Copyright © 2007 AusIMM The document attached has been archived with permission from the publisher.Andreas Schmidt Mumm MAusIMM and Alan Collins, Geology and Geophysics, School of Earth and Environmental Sciences, The University of Adelaidehttp://direct ...
Collins, A., Schmidt Mumm, A.
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The adsorption of AsV on akaganeite nanorods was found to provide a magnetic signature. A change in the surface spin order gave rise to a second peak in the zero‐field cooled curve. AsIII adsorption does not provide any change in the magnetic behavior of the sorbent.
Marco Sanna Angotzi +11 more
wiley +1 more source
Responding trends of ionospheric F2-layer to weaker geomagnetic activities
Geomagnetic activities frequently occur in varying degrees. Strong geomagnetic activities, which have been widely investigated, occur occasionally; they can cause distinguishable and significant disturbances in the ionosphere.
Chen Yiding +4 more
doaj +1 more source
Sustainable Materials Design With Multi‐Modal Artificial Intelligence
Critical mineral scarcity, high embodied carbon, and persistent pollution from materials processing intensify the need for sustainable materials design. This review frames the problem as multi‐objective optimization under heterogeneous, high‐dimensional evidence and highlights multi‐modal AI as an enabling pathway.
Tianyi Xu +8 more
wiley +1 more source
Magnetotactic bacteria and magnetofossils: ecology, evolution and environmental implications
Magnetotactic bacteria (MTB) are a group of phylogenetically diverse and morphologically varied microorganisms with a magnetoresponsive capability called magnetotaxis or microbial magnetoreception.
Pranami Goswami +5 more
doaj +1 more source

