Results 11 to 20 of about 26,348 (119)

Sparse graphs using exchangeable random measures. [PDF]

open access: yesJ R Stat Soc Series B Stat Methodol, 2017
Summary Statistical network modelling has focused on representing the graph as a discrete structure, namely the adjacency matrix. When assuming exchangeability of this array—which can aid in modelling, computations and theoretical analysis—the Aldous–Hoover theorem informs us that the graph is necessarily either dense or empty.
Caron F, Fox EB.
europepmc   +2 more sources

Roadmap on Label‐Free Super‐Resolution Imaging

open access: yesLaser &Photonics Reviews, Volume 17, Issue 12, December 2023., 2023
This Roadmap presents a comprehensive vision of developments in the field of nanoscale imaging of non‐fluorescent objects with a focus on methods allowing to overcome the classical diffraction limit. The scope of this Roadmap spans from diffraction‐limited interference detection techniques to super‐resolution methods based on information science ...
Vasily N. Astratov   +53 more
wiley   +1 more source

Differently N‐Capped Analogues of Fmoc‐FF

open access: yesChemistry – A European Journal, Volume 29, Issue 28, May 16, 2023., 2023
Fmoc‐FF analogues were collected and analyzed in their morphological, mechanical, and functional features, highlighting the effects caused by the Fmoc‐ modification. Abstract Short and ultra‐short peptides have been recently envisioned as excellent building blocks for the formulation of hydrogels with appealing properties.
Carlo Diaferia   +4 more
wiley   +1 more source

Direct Methanation and Storage Concepts for the Flexibilization of Biogas Plants

open access: yesChemical Engineering &Technology, Volume 46, Issue 3, Page 579-586, March 2023., 2023
Enrichment of the methane fraction in a biogas mixture is a possibility, though challenging, to optimize the existing biogas plants by using excess power. The methanation process and the consequent heat release are studied in a laboratory biogas plant with an innovative heat pipe injector system for cooling the enriched biogas and remixing the biomass ...
Charley Flach   +3 more
wiley   +1 more source

Net‐mineralization of organic matter and greenhouse gas emissions from Quebracho tannin‐enriched manure applied to acidic and alkaline soils

open access: yesJournal of Plant Nutrition and Soil Science, Volume 184, Issue 5, Page 530-542, October 2021., 2021
Abstract Background Mitigation strategies to reduce greenhouse gas emissions, ammonia volatilization, and nitrate leaching from agriculture are important for the management of environmental pollution and climate change. Tannins, which are water‐soluble polyphenolic compounds, were found to reduce emissions in animal husbandry systems when supplemented ...
Mariko Ingold   +2 more
wiley   +1 more source

Climate change drives habitat contraction of a nocturnal arboreal marsupial at its physiological limits

open access: yesEcosphere, Volume 11, Issue 10, October 2020., 2020
Abstract Increasing impacts of climatic change and anthropogenic disturbances on natural ecosystems are leading to population declines or extinctions of many species worldwide. In Australia, recent climatic change has caused population declines in some native fauna.
Benjamin Wagner   +8 more
wiley   +1 more source

High Temperature Co‐Electrolysis as a Key Technology for CO2 Emission Mitigation – A Model‐Based Assessment of CDA and CCU

open access: yesChemie Ingenieur Technik, Volume 92, Issue 8, Page 1044-1058, August 2020., 2020
The application of SOEL technology in CCU and CDA approaches is studied via process modeling. The results of this study highlight the advantages especially of high temperature co‐electrolysis for the purpose of CO2 emission mitigation in industrial applications like steelmaking as well as lime and cement production.
Gregor Herz   +5 more
wiley   +1 more source

Ranking Influential Nodes in Complex Networks with Information Entropy Method

open access: yesComplexity, Volume 2020, Issue 1, 2020., 2020
The ranking of influential nodes in networks is of great significance. Influential nodes play an enormous role during the evolution process of information dissemination, viral marketing, and public opinion control. The sorting method of multiple attributes is an effective way to identify the influential nodes.
Nan Zhao   +3 more
wiley   +1 more source

The Roles of Plasticity and Selection in Rapid Phenotypic Changes at the Pacific Oyster Invasion Front in Europe

open access: yesMolecular Ecology, Volume 34, Issue 23, December 2025.
ABSTRACT Invasive species present significant management challenges worldwide due to their ability to rapidly adapt to novel environments. The Pacific oyster Crassostrea gigas, a globally distributed invasive species, arrived in western Sweden in 2006 but has not yet colonised the low salinity waters of the Baltic Sea, presumably because low salinities
Alexandra Kinnby   +5 more
wiley   +1 more source

Holographic fractional topological insulators in 2+1 and 1+1 dimensions

open access: yes, 2000
We give field theory descriptions of the time-reversal invariant quantum spin Hall insulator in 2+1 dimensions and the particle-hole symmetric insulator in 1+1 dimensions in terms of massive Dirac fermions.
Karch, Andreas   +2 more
core   +4 more sources

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