Results 61 to 70 of about 40,921 (300)

Landslide databases in the Geological Surveys of Europe [PDF]

open access: yes, 2017
Acceso electrónico sólo desde el IGMELandslides are one of the most widespread geohazards in Europe, producing significant social and economic impacts.
Claire Dashwood   +89 more
core   +1 more source

Multifunctional Eutectic Mixtures Enable Integrated Recovery of U, Pu, and Sr From Nuclear Waste

open access: yesAdvanced Science, EarlyView.
A novel class of multifunctional eutectic mixtures, crafted from crown ether and organophosphorus molecules, achieves highly efficient, simultaneous recovery of uranium, plutonium, and strontium from nuclear waste. The material operates via a dual “coordination‐encapsulation” mechanism within self‐assembled reverse‐micelle structures, offering a ...
Yifan Wang   +8 more
wiley   +1 more source

Structural and Compositional Effects on the Scintillation Properties of Fast Emitting Metal‐Organic Frameworks

open access: yesAdvanced Science, EarlyView.
The crystalline structure, the atomic numbers of the constituent elementsand the size of MOF crystals each influence their photoluminescence and scintillation properties in distinct ways. Together, these factors provide valuable guidelines for designing systems with optimized performance and tunable timing characteristics, arising from the synergistic ...
Francesca Cova   +8 more
wiley   +1 more source

The 4D reconstruction of dynamic geological evolution processes for renowned geological features [PDF]

open access: yesGeoscientific Model Development
The three-dimensional (3D) visualization of geological structures and the dynamic simulation of geological evolutionary processes are helpful when studying the formation of renowned geological features.
J. Guo   +5 more
doaj   +1 more source

3D Modeling of Tunnel Engineering based on Geological Body

open access: yes, 2012
3D geological modeling has involved the complexity of two aspects: data and models. 3D geological modeling of the tunnel project real environment needs to fully abstract data, the entity model needs to be decomposed into the geometric model, property ...
Hua, Wei Hua   +4 more
core   +1 more source

Precision Lignocellulosic Biorefinery: Process Regulation From Corn Stover to Products

open access: yesAdvanced Science, EarlyView.
This study presents a precision biorefinery framework that transforms corn stover into high‐value bioproducts through whole‐process regulation. Mechanical fractionation separates feedstock into parenchyma‐rich short fibers and vascular‐bundle‐dominant long fibers.
Xue‐Cheng Lin   +4 more
wiley   +1 more source

Strategies and methods of 3D geological multi-level modeling for oilfields: A case study of an integrated oilfield, Gudao Oilfield, in Bohaiwan Basin [PDF]

open access: yesYouqicang pingjia yu kaifa
3D geological modeling is essential at every stage of oilfield exploration and development. The scale, precision, and requirements of modeling vary depending on the issues at hand. While zonal block geological modeling guides well location deployment and
SHU Qinglin   +6 more
doaj   +2 more sources

IntegrationDesignof 3-DGeologicalModelingSystemon HydraulicandHydro-powerEngineering

open access: yes工程科学与技术, 2014
:Aimed at overcoming the disadvantages of the separation between geological information database and 3-D modeling system in hydraulic and hydro-power 3-D geological modeling software,the interactive design method,which combines 3-D geological database ...
钱骅   +4 more
doaj  

Lunar‐Based Photothermal CO2 Reduction Strategy: Self‐Evolving Transient Active Interface and Band Engineering

open access: yesAdvanced Science, EarlyView.
A self‐evolving Pd/Ov‐FeTiO3 photothermal catalyst, inspired by lunar soil, enables efficient extraterrestrial CO2 conversion. The formation of transient active interfaces and oxygen vacancies extends light absorption to the infrared range and optimizes electron transfer.
Yahang Wang   +11 more
wiley   +1 more source

Past and Projected Future Droughts in the Upper Colorado River Basin

open access: yesGeophysical Research Letters
Drought has affected much of the western United States since about the year 2000, including the Upper Colorado River Basin (UCRB). Using a time series of UCRB streamflow derived from a tree‐ring based reconstruction of UCRB streamflow for the years 1 CE ...
Gregory J. McCabe   +2 more
doaj   +1 more source

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