Results 61 to 70 of about 1,893,117 (286)

The application of day and night time ASTER satellite imagery for geothermal and mineral mapping in East Africa

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2020
There is considerable interest in optimizing geothermal exploration techniques via the mapping of alteration and evaporate mineralisation, as well as of thermal emissions associated with geothermally active areas on the Earth’s surface.
Rob Hewson   +6 more
doaj   +1 more source

Elucidating the Interplay Between Structure and Electrochemical Behavior in Lignin‐Based Polymer Electrolytes for Potassium Batteries

open access: yesBattery Energy, Volume 4, Issue 2, March 2025.
Three biobased membranes are synthesized by crosslinking oxidized Kraft lignin with poly(ethylene glycol) diglycidyl ether of increasing molecular weights. After incorporation of solvated potassium salts, potassium batteries including these biobased gel polymer electrolytes are able to deliver a maximum specific capacity at 0.05 A g−1 as high as 130 ...
Giuseppe Pascuzzi   +5 more
wiley   +1 more source

Geological Formation Mechanism and Thermal Resources Assessment of Geothermal Spring in Lushan County, China

open access: yesApplied Sciences, 2020
Geothermal resource is green and clean energy, and geothermal field is widely distributed in the world. Its development and utilization has little harm to the environment, can change the current situation of energy consumption mainly based on fossil ...
Qing Zhang   +5 more
doaj   +1 more source

Hierarchically Engineered Transition Metal Electrode for Direct Lithium Extraction From Brine

open access: yesCarbon Energy, EarlyView.
Carbon‐modified WO3 nanoparticles deliver lithium extraction from simulated brine with Li+ capacity of 3 mmol Li g−1h−1 and 43% recovery efficiency. Reduced graphene oxide enhances charge transport and interfacial stability, while reversible W redox validated by in‐situ spectroscopy, governs lithium intercalation dynamics and structural stability ...
Ankit Kumar Tripathi   +8 more
wiley   +1 more source

Mechanism of heat transfer and accumulation in sedimentary basin geothermal anomaly belts: a case study of Bohai Bay Basin, China

open access: yesGeothermal Energy
The mechanism of heat transfer and accumulation in sedimentary basin geothermal anomaly belts is very complicated, resulting in a lack of in-depth understanding.
Xinwei Wang   +5 more
doaj   +1 more source

Reservoir characterization for the completion of the geothermal district heating system in Grado (NE Italy)

open access: yes, 2013
As part of the Grado geothermal Project - Phase 2, an integrated gravity and seismic prospecting was recently conducted in downtown Grado Island (North Eastern Italy) and in the surrounding lagoon. The aim of this study was to characterize the carbonatic
DELLA VEDOVA, BRUNO   +4 more
core  

Gibbs energy minimization thermodynamics for CO2 capture by aqueous amines: Conservation laws, concentration variables, and parameter consistency

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
We clarify how Gibbs‐energy‐minimization models for aqueous‐amine CO2 capture fail when conservation constraints and concentration conventions are inconsistent. Exact standard‐state conversions and Reaktoro case studies show that P(CO2)‐loading fits can mask non‐unique parameters and wrong speciation, motivating complete water‐inclusive formulations ...
William R. Smith   +2 more
wiley   +1 more source

Modelled ambient hydrogen sulfide concentration isopleths from well flow testing from Wellpad E during typical meteorological conditions for all wind directions

open access: yes
1 map : grayscale1 of 6 maps in the Puna Geothermal map setScale 1:12,000The maps shows the Kilauea East Rift ...
Puna Geothermal Venture
core   +3 more sources

Exploring wave propagation behaviors in rock: A grain‐based perspective on mineral structures

open access: yesDeep Underground Science and Engineering, EarlyView.
This study investigates wave propagation in rock at the grain scale using a grain‐based model, revealing that mineral elastic modulus significantly influences wave attenuation while grain size and distribution have limited effects. A novel peak particle velocity attenuation prediction model is proposed and validated for grain‐scale wave propagation ...
Zhiyi Liao   +3 more
wiley   +1 more source

Master plan for the Kahaualea Geothermal Project [PDF]

open access: yes, 1982
"Prepared by True Geothermal Energy Company and Mid-Pacific Geothermal, Inc. for submission to the Board of Land and Natural Resources, State of Hawaii in coordination with the Trustees of the Estate of James Campbell."Contents: Purpose -- Location ...
True Geothermal Energy Company   +2 more
core   +2 more sources

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