Results 51 to 60 of about 219,538 (339)

Managed aquifer recharge (MAR) applications in China–achievements and challenges

open access: yesJournal of Groundwater Science and Engineering, 2022
Groundwater is of fundamental significance for human society, especially in semi-arid areas in China. However, due to the fast social and economic development, China has been suffering from the shortage of water resource.
Jin-xing Guo   +2 more
doaj   +1 more source

Spatial variability of groundwater recharge - II. Factors affecting variability and taking account of it in estimating recharge [PDF]

open access: yes, 2004
The accompanying paper provided evidence to suggest that spatial variability of groundwater recharge is ‘true’ variability. This paper attempts to determine the major causes of such variability even at small distances, if there appear to be a frequency ...
De Silva, RP
core  

Impact of climate change on renewable groundwater resources : assessing the benefits of avoided greenhouse gas emissions using selected CMIP5 climate projections [PDF]

open access: yes, 2013
Reduction of greenhouse gas (GHG) emissions to minimize climate change requires very significant societal effort. To motivate this effort, it is important to clarify the benefits of avoided emissions. To this end, we analysed the impact of four emissions
Döll, Petra   +3 more
core   +1 more source

Modulating Interfacial Potential Gradients in Metal−Carbon Catalysts via Phase‐Engineering for Lithium–Sulfur Batteries

open access: yesAdvanced Functional Materials, EarlyView.
It is elucidated that phase engineering of cobalt modulates the interfacial potential gradients of cobalt–carbon electrocatalysts, enhancing the intrinsic electrocatalytic performance. Modulating the dominant crystalline phase of cobalt from a hexagonal close‐packed to a face‐centered cubic enriches the electron density of carbon shells, thereby ...
Ji‐Oh Kim   +13 more
wiley   +1 more source

Electrochemical coulometer and method of forming same Patent [PDF]

open access: yes, 1969
Alkaline-type coulometer cell for primary charge control in secondary battery recharge ...
Stroup, E. R.
core   +1 more source

Laser‐Welded Cellulose‐Carbon Nanotube Nanocomposites as a 3D Scaffold of Si Anodes for High‐Performance Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A Si anode comprising entangled networks of cellulose and SWCNT (C‐CNT) nanocomposites as an anode electrode for a high‐performance LIB is realized by fully utilizing the generated microstructure of a novel conductive 3D scaffold via a low‐temperature and eco‐friendly process. Additionally, localized heating via photo‐thermal conversion can be utilized
Boeun Ryu   +5 more
wiley   +1 more source

Accurate and efficient calculation of response times for groundwater flow

open access: yes, 2018
We study measures of the amount of time required for transient flow in heterogeneous porous media to effectively reach steady state, also known as the response time. Here, we develop a new approach that extends the concept of mean action time.
Carr, Elliot J., Simpson, Matthew J.
core   +1 more source

Frontier Advances of Emerging High‐Entropy Anodes in Alkali Metal‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Recent advances in microscopic morphology control of high‐entropy anode materials for alkali metal‐ion batteries. Abstract With the growing demand for sustainable energy, portable energy storage systems have become increasingly critical. Among them, the development of rechargeable batteries is primarily driven by breakthroughs in electrode materials ...
Liang Du   +14 more
wiley   +1 more source

A Variational Framework for Coupled Estimation of Evapotranspiration and Recharge Fluxes by Assimilating Land Surface Soil Moisture and Temperature

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2022
The evapotranspiration and recharge are the key fluxes that link the land's water and energy cycles. These fluxes have major impacts on agriculture, water supply system, water resources planning, climate, etc.
Asif Mahmood, Leila Farhadi
doaj   +1 more source

Impact of recent climate variability on an aquifer system in north Belgium [PDF]

open access: yes, 2012
The last decade it has been realised that climate and global change can (and very likely will affect) groundwater reserves. This will have impact on both the economical (groundwater exploitation) and ecological (ecosystems) aspects of aquifer systems.
Martens, Kristine   +2 more
core  

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