Results 71 to 80 of about 306,761 (387)

Battery simulation program [PDF]

open access: yes, 1971
Computer program calculates spacecraft battery energy at specific times dictated by input sequence of recharge, discharge, and no activity phases. Recharge phases are assumed during times not specified, unless batteries are fully charged.
Abreu, A., Slonski, J. P.
core   +1 more source

Insights From a Multi‐Method Recharge Estimation Comparison Study

open access: yesGround Water, 2018
Although most recharge estimation studies apply multiple methods to identify the possible range in recharge values, many do not distinguish clearly enough between inherent uncertainty of the methods and other factors affecting the results.
D. Walker   +6 more
semanticscholar   +1 more source

f‐p‐d Gradient Orbital Coupling Induced Spin State Enhancement of Atomic Fe Sites for Efficient and Stable Oxygen Reduction Reaction

open access: yesAdvanced Functional Materials, EarlyView.
The f‐p‐d (Eu─O─Fe) gradient orbital coupling induces electron delocalization and the introduced f‐band of Eu shifts the spin state of the Fe center in FePc from low‐spin to intermediate‐spin. This strategy simultaneously enhances oxygen reduction reaction (ORR) activity, reaction kinetics, and stability, resulting in superior ORR performance and ...
Ruiqi Cheng   +7 more
wiley   +1 more source

Groundwater recharge estimation using water table fluctuation and empirical methods

open access: yesH2Open Journal, 2022
The reliable estimation of groundwater recharge is fundamental to the appropriate use of groundwater resources. Shallow groundwater resource quantification for irrigation in highland regions remains challenging.
Meseret B. Addisie
doaj   +1 more source

Simulation of the spatio-temporal extent of groundwater flooding using statistical methods of hydrograph classification and lumped parameter models [PDF]

open access: yes, 2011
This article presents the development of a relatively low cost and rapidly applicable methodology to simulate the spatio-temporal occurrence of groundwater flooding in chalk catchments.
Jackson, C.R., Upton, K.A.
core   +2 more sources

Using Recycled Materials in a Novel Dual Binder System for Hard Carbon Anodes: Closing the Loop Toward Sustainable Li‐/Na‐ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
The study explores for the first time the use of polyvinyl butyral (PVB), particularly recycled PVB, as a sustainable binder for Li/Na‐based electrodes in the framework of the H2020 SUNRISE EU project. Findings revealed that electrodes bound with a sustainable PAA/PVB mixture demonstrated exceptional rate capability and high initial Coulombic ...
Hamideh Darjazi   +4 more
wiley   +1 more source

Assessment of recharge to aquifers / Evaluation de recharge d'aquifères [PDF]

open access: yesHydrological Sciences Bulletin, 1980
Abstract This paper describes a research project based in Cyprus to investigate a number of different methods for determining quantitative recharge to aquifers in semiarid areas. Large lysimeters and geochemical profile techniques have been used in the southeastern Mesaoria area of Cyprus where there has already been a quantitative water resources ...
N. R. G. Walton   +4 more
openaire   +2 more sources

Implications of using On-Farm Flood Flow Capture to recharge groundwater and mitigate flood risks along the Kings River, CA [PDF]

open access: yes, 2012
Two large hydrologic issues face the Kings Basin, severe and chronic overdraft of about 0.16M ac-ft annually, and flood risks along the Kings River and the downstream San Joaquin River.
Bachand, P.A.M.   +4 more
core  

Managed Aquifer Recharge as a Tool to Enhance Sustainable Groundwater Management in California [PDF]

open access: yes, 2018
A growing population and an increased demand for water resources have resulted in a global trend of groundwater depletion. Arid and semi-arid climates are particularly susceptible, often relying on groundwater to support large population centers or ...
Ahn   +162 more
core   +1 more source

Woody Plant Encroachment Impacts on Groundwater Recharge: A Review

open access: yesWater, 2018
Woody plant encroachment has profound impacts on the sustainable management of water resources in water-limited ecosystems. However, our understanding of the effects of this global phenomenon on groundwater recharge at local and regional scales is ...
B. Acharya   +4 more
semanticscholar   +1 more source

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