Results 91 to 100 of about 17,351,400 (291)

The diversity of calcareous inclusions and the specificities of their transformation within the soils of thermal Pym-Va-Shor area

open access: yesБюллетень Почвенного института им. В.В. Докучаева, 2018
The calcareous inclusions in soils of Pym-Va-Shor (Nenets Autonomous District) are interesting due to the possibility of observation of ancient and present impact of thermal waters on the soil cover.
T. V. Romanis, M. P. Lebedeva
doaj   +1 more source

Hydrothermal system thermodynamics

open access: yes
Dynamique thermique des systèmes hydrothermaux Lors de l''évaluation des bilans énergétiques globaux associés au volcanisme, et en particulier les flux de chaleur, seule la chaleur libérée pendant les phases éruptives a été prise en compte.
openaire   +2 more sources

Controlled Synthesis of Tri‐ and Multi‐Doped Graphene

open access: yesAdvanced Materials Interfaces, EarlyView.
This review systematically evaluates synthesis routes for tri‐ and multi‐doped graphene, from hydrothermal and pyrolysis methods to flash Joule heating, critically assessing how each governs dopant incorporation, bonding configuration, and resulting electronic properties.
Maria Hasan   +4 more
wiley   +1 more source

3D Nanorod‐Shaped Binder‐Free Ni1−xFexCo2O4 Anodes Demonstrate High Performance and Stable Operation Under Accelerated Stress Tests in Anion Exchange Membrane Water Electrolysis

open access: yesAdvanced Materials Interfaces, EarlyView.
3D shaping of Ni1‐xFexCo2O4 spinel electrocatalyst to form high aspect ratio nanorods, made of 25 nm grain size particles and directly grown on Nickel felt, is proposed to improve the performance of industrial catalysts based on group‐VIII transition‐metal oxides.
Ataollah Niyati, Ombretta Paladino
wiley   +1 more source

Geological Setting and Hydrogeochemical Characteristics of Geothermal Waters in the Tectonically Active Shangri-La Area, Southwest China

open access: yesGeosciences
The Shangri-La area lies within the Yunnan-Tibet geothermal belt, characterized by intense tectonic activity and abundant geothermal resource potential.
Changpei Zou   +8 more
doaj   +1 more source

Temporal and Seasonal Variations of the Hot Spring Basin Hydrothermal System, Yellowstone National Park, USA

open access: yesRemote Sensing, 2013
Monitoring Yellowstone National Park’s hydrothermal systems and establishing hydrothermal baselines are the main goals of an ongoing collaborative effort between Yellowstone National Park’s Geology program and Utah State University’s Remote Sensing ...
Cheryl Jaworowski   +4 more
doaj   +1 more source

Advanced Manufacturing of Composite‐Based Systems for Energy Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Advanced manufacturing enables the integration of polymers, ceramics, metal oxides, and composites into architected microstructures with tailored transport pathways. By coupling material selection, manufacturing strategy, and structural design, multifunctional energy systems can simultaneously improve electrochemical performance, thermal management ...
Sri Vaishnavi Thummalapalli   +13 more
wiley   +1 more source

Experimental study on the extraction of niobium from crude niobium ore by KOH hydrothermal

open access: yes矿业科学学报, 2017
Because the crude niobium ore is difficult to be used, according to the composition analysis and phase analysis of crude niobium ore, the KOH hydrothermal method was used to research the dissolution of crude niobium ore and the dissolution of crude ...
Wang Weidong   +3 more
doaj  

Large Gas Reservoir Along the Rift Axis of a Continental Back‐Arc Basin Revealed by Automated Seismic Velocity Analysis in the Okinawa Trough

open access: yesGeophysical Research Letters, 2019
In the Okinawa Trough off southwestern Japan, hydrothermal circulation due to back‐arc rifting is active. Biogenic CH4 in discharging hydrothermal fluids at the Iheya North Knoll is derived from outside the knoll; however, the location of the gas ...
Kota Mukumoto   +2 more
doaj   +1 more source

In Situ Formation of Ni‐P‐O‐C Interfaces in DLP‐Printed Carbon Microlattices for Efficient Alkaline Hydrogen Evolution

open access: yesAdvanced Materials Technologies, EarlyView.
Graphical abstract illustrating the fabrication of Ni–P–O–C porous carbon microlattice electrodes by DLP printing of Ni/P precursor‐containing resin followed by high‐temperature carbonization. The resulting conductive microlattice acts directly as the HER cathode in alkaline electrolyte, where in situ formed Ni–P–O–C interfaces provide active sites for
Muzahir Ali   +6 more
wiley   +1 more source

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