Results 81 to 90 of about 88,657 (281)

Investigation of operating conditions for soil remediation by subcritical water [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2009
The aim of the present research is to investigate the application of subcritical water to naphthalene removal from soils. The extraction curves obtained show no clear patterns relating the operating conditions to the extraction time.
VENOUS ROUZBAHANI   +2 more
doaj  

Simultaneous inversion of mantle properties and initial conditions using an adjoint of mantle convection [PDF]

open access: yes, 2008
Through the assimilation of present-day mantle seismic structure, adjoint methods can be used to constrain the structure of the mantle at earlier times, i.e., mantle initial conditions.
Gurnis, Michael, Liu, Lijun
core  

Weakening and Shifting of the Saharan Shallow Meridional Circulation During Wet Years of the West African Monsoon

open access: yes, 2017
The correlation between increased Sahel rainfall and reduced Saharan surface pressure is well established in observations and global climate models, and has been used to imply that increased Sahel rainfall is caused by a stronger shallow meridional ...
Boos, William R., Shekhar, Ravi
core   +1 more source

Sustainable Materials Design With Multi‐Modal Artificial Intelligence

open access: yesAdvanced Science, EarlyView.
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

Persisting Day and Night High Surface Ozone Pollution Driven by Compound Heatwaves

open access: yesGeophysical Research Letters
While daytime heatwaves are well‐known to exacerbate surface ozone (O3) pollution, the role of compound heatwaves with persistent day‐night hot in O3 pollution remains unclear.
Jiayi Xing   +7 more
doaj   +1 more source

Volcano‐Inspired Dual‐Carbon Network Aerogel for High‐Performance Solar Evaporation With Edge‐Directed Salt Crystallization and Recovery

open access: yesAdvanced Science, EarlyView.
A volcano‐inspired dual‐carbon aerogel featuring hierarchical conduits and an outer carbon‐fiber shell directs rapid water transport, confines heat, and enables directional salt migration. Radial temperature gradients in the conical structure trigger Marangoni‐driven edge‐localized salt crystallization while maintaining an unobstructed photothermal ...
Shuyue Feng   +8 more
wiley   +1 more source

Hill of Banchory Geothermal Energy Project Feasibility Study Report [PDF]

open access: yes, 2016
This feasibility study explored the potential for a deep geothermal heat project at Hill of Banchory, Aberdeenshire. The geology of the Hill of Fare, to the north of Banchory, gives cause to believe it has good geothermal potential, while the Hill of ...
Feliks, Michael   +11 more
core  

Robust and Thermally Stable Silicone Aerogels with Hyperconnected Network via Kinetically Optimized Hyperbranched Silane Precursors

open access: yesAdvanced Science, EarlyView.
Reactivity‐Programmed Assembly: A kinetic‐control strategy is reported for constructing hyperconnected silicone aerogels with a robust “thick‐neck” architecture. By exploiting the reactivity disparity of precursors, flexible segments are uniformly embedded within a rigid skeleton.
Aoqing Yan   +9 more
wiley   +1 more source

Satellite Gravity Constraints on the Antarctic Moho and Its Potential Isostatic Adjustments

open access: yesGeochemistry, Geophysics, Geosystems, 2020
We investigate the impact of combining Gravity Field and Steady‐state Ocean Circulation Explorer (GOCE) satellite gravity anomaly and Bedmap2 terrain relief data to enhance Antarctic seismic Moho estimates over the satellite's coverage region south of ...
Chaoyang Zhang   +5 more
doaj   +1 more source

Ground effects on V/STOL and STOL aircraft: A survey [PDF]

open access: yes
The flow fields encountered by jet- and fan-powered Vertical/Short Takeoff and Landing (V/STOL) aircraft operating in ground effect are reviewed and their general effects on the aerodynamic characteristics are discussed.
Eshleman, J., Kuhn, R. E.
core   +1 more source

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