Results 111 to 120 of about 18,838 (247)

Atomic‐Scale Tracing of Lithium Trapped in Copper Current Collectors

open access: yesAdvanced Energy Materials, EarlyView.
Does lithium diffuse into the copper current collector during cycling in lithium‐metal batteries? This study unveils, at the atomic scale, that lithium is trapped at grain boundaries and junctions, already after only one plating/stripping cycle. After three and more cycles, the copper foil surface becomes nanocrystalline and oxidized.
Tong Li   +9 more
wiley   +1 more source

Metagenomic insights into microbial communities of terrestrial mud volcanos: functional diversity of subsurface archaea and bacteria

open access: yesFrontiers in Microbiology
Terrestrial mud volcanoes are surface geological features where fluidized sediments and gasses from the subsurface are discharged along a fracture network providing a window into the deep biosphere.
Vitaly V. Kadnikov   +3 more
doaj   +1 more source

Vitamin B12 Auxotrophy in Isolates from the Deep Subsurface of the Iberian Pyrite Belt. [PDF]

open access: yesGenes (Basel), 2023
Mateos G   +3 more
europepmc   +1 more source

Design Principles of Electrocatalysts for Industrial‐Scale Water Electrolysis

open access: yesAdvanced Energy Materials, EarlyView.
This Review distills electrocatalyst design for industrial‐scale water electrolysis into integrated principles linking active‐site engineering, phase and lattice modulation, interfacial microenvironment regulation and mass‐transport control. By connecting catalyst families with HER/OER mechanisms and practical operating demands, it outlines pathways ...
Hong Tang, Cui Ce, John Wang
wiley   +1 more source

Design and Test of High Temperature Deep-Water Subsurface Safety Valve

open access: yesShiyou jixie, 2019
The integrated injection and production technology in offshore oil fields requires that the downhole safety valve has a temperature resistance of 350℃ and a working depth of not less than 1 330 m.
Jiang Zhaoping   +4 more
doaj  

Human‐in‐the‐Loop Swarms: A Bionic Swarm Approach to Real‐World Soil Mapping

open access: yesAdvanced Intelligent Systems, EarlyView.
This article introduces the “Bionic Swarm,” a novel system that lowers the barriers to real‐world swarm validation by abstracting difficult hardware tasks to app‐guided human agents. We demonstrate the system's utility through the experimental validation of a geotechnical soil‐mapping swarm algorithm and show superior performance to baseline approaches
Petras Swissler   +5 more
wiley   +1 more source

Molecular basis for inhibition of methane clathrate growth by a deep subsurface bacterial protein. [PDF]

open access: yesPNAS Nexus, 2023
Huard DJE   +9 more
europepmc   +1 more source

Multi-Regional Study on the Microbial Community Structure, Core Microbiome and Functional Characteristics in Deep Fracture Waters

open access: yesMicroorganisms
The deep terrestrial subsurface is the largest reservoir of Earth’s freshwater resources as well as the largest habitat for prokaryotic life. However, the deep-subsurface microbiome, especially its spatial distribution across countries/continents, is ...
Xiaoxuan Li   +4 more
doaj   +1 more source

Geological activity shapes the microbiome in deep-subsurface aquifers by advection. [PDF]

open access: yesProc Natl Acad Sci U S A, 2022
Zhang Y   +5 more
europepmc   +1 more source

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