Results 21 to 30 of about 1,000,367 (189)

Coupling spatiotemporal community assembly processes to changes in microbial metabolism

open access: yesFrontiers in Microbiology, 2016
Community assembly processes generate shifts in species abundances that influence ecosystem cycling of carbon and nutrients, yet our understanding of assembly remains largely separate from ecosystem-level functioning.
Emily B. Graham   +7 more
doaj   +1 more source

A molecular velcro self-healing cement

open access: yesNature Communications
Cracking fundamentally limits the durability of cementitious materials, while most self-healing strategies rely on encapsulated agents or high additive loadings that restrict repeatability, scalability, or mechanical performance.
Chao Zeng   +10 more
doaj   +1 more source

Hypernetwork science via high-order hypergraph walks

open access: yesEPJ Data Science, 2020
We propose high-order hypergraph walks as a framework to generalize graph-based network science techniques to hypergraphs. Edge incidence in hypergraphs is quantitative, yielding hypergraph walks with both length and width.
Sinan G. Aksoy   +4 more
doaj   +1 more source

Machine learning and molecular dynamics simulations aided insights into condensate ring formation in laser spot welding

open access: yesScientific Reports
Condensate ring formation can be used as a benchmark in welding processes to assess the efficiency and quality of the weld. Condensate formation is critical as the resulting condensate settles into the powder thereby altering the quality of ...
Ankit Roy   +8 more
doaj   +1 more source

An open database of computed bulk ternary transition metal dichalcogenides

open access: yesScientific Data, 2023
We present a dataset of structural relaxations of bulk ternary transition metal dichalcogenides (TMDs) computed via plane-wave density functional theory (DFT). We examined combinations of up to two chalcogenides with seven transition metals from groups 4–
Scott E. Muller   +4 more
doaj   +1 more source

Modeling the impact of extreme weather events and future climate on the radiologically contaminated sites of Enewetak Atoll

open access: yesScientific Reports
Enewetak Atoll underwent 43 historical nuclear tests from 1948 to 1958, including the first hydrogen bomb test, resulting in a substantial nuclear material fallout contaminating the Atoll and the lagoon waters. The radionuclide fallout material deposited
Lakshitha Premathilake   +8 more
doaj   +1 more source

Identification and Characterization of MtoA: a Decaheme c-Type Cytochrome of the Neutrophilic Fe(II)-oxidizing Bacterium Sideroxydans lithotrophicus ES-1

open access: yesFrontiers in Microbiology, 2012
The Gram-negative bacterium Sideroxydans lithotrophicus ES-1 (ES-1) grows on FeCO3 or FeS at oxic-anoxic interfaces at circumneutral pH, and the ES-1-mediated Fe(II) oxidation occurs extracellularly.
Juan eLiu   +13 more
doaj   +1 more source

More land is needed for solar and wind infrastructure under a high renewables scenario in the Western US by 2050

open access: yesCommunications Earth & Environment
Expanding United States electricity infrastructure to meet growing demand could require extensive power plant development footprints and land use conversion, depending on the mix of generation types chosen.
Kendall Mongird   +7 more
doaj   +1 more source

Evolutionary insights from profiling LINE-1 activity at allelic resolution in a single human genome

open access: yesThe EMBO Journal, 2023
Transposable elements have created the majority of the sequence in many genomes. In mammals, LINE-1 retrotransposons have been expanding for more than 100 million years as distinct, consecutive lineages; however, the drivers of this recurrent lineage ...
Lei Yang   +4 more
doaj   +1 more source

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