Results 51 to 60 of about 39,086 (309)

The role of neutrinos in explosive nucleosynthesis in core collapse supernova models with neutrino transport [PDF]

open access: yes, 2007
The problem of core collapse supernova explosions is long standing and attempts to understand the mechanism have been ongoing. On one hand, a full understanding of the underlying mechanism is still pending.
Fröhlich, Carla
core   +1 more source

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

Wind Farms and Power Lines Reduced the Territory Status and Probability of Fledgling Production in the Eurasian Goshawk Accipiter gentilis

open access: yesDiversity
Wind power is commonly used to reduce greenhouse gas emissions but often has negative effects on biodiversity. In this study, I investigated the effects of wind farm and power line construction on the territory status of the Eurasian goshawk Accipiter ...
Magne Husby
doaj   +1 more source

Multi-Parametric Field Experiment Links Explosive Activity and Persistent Degassing at Stromboli

open access: yesFrontiers in Earth Science, 2021
Visually unattainable magmatic processes in volcanic conduits, such as degassing, are closely linked to eruptive styles at the surface, but their roles are not completely identified and understood.
Simon Thivet   +7 more
doaj   +1 more source

Explosive Pleuritis [PDF]

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, 2001
The objective of the present paper is to describe the clinical and computed tomography features of ′explosive pleuritis′, an entity first named by Braman and Donat in 1986, and to propose a case definition. A case report of a previously healthy, 45‐year‐old man admitted to hospital with acute onset pleuritic chest pain is presented.
Jasdeep K Sharma, Thomas J Marrie
openaire   +3 more sources

In Situ Micromechanical Study of Bimodal γ′–γ″ Precipitate Assemblies in Ni–Cr–Al–Nb Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A Ni–Cr–Al–Nb superalloy with a bimodal γ′–γ″ precipitate distribution is developed. Composite precipitate assemblies form through heterogeneous nucleation, effectively impeding dislocation motion. Micropillar compression reveals high strength at room and elevated temperatures, governed by precipitate shearing, with coupled faulting mechanisms ...
Ujjval Bansal   +4 more
wiley   +1 more source

Specific Aspects of Modeling Gas Mixture Explosions in the Atmosphere

open access: yesFire, 2023
Aspects of mathematical and physical modeling of deflagration explosions emerging during atmospheric (outdoor) accidental explosions are addressed.
Alexander Komarov   +5 more
doaj   +1 more source

Toward Knowledge‐Based Workflows: A Semantic Approach to Atomistic Simulations for Mechanical and Thermodynamic Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Knowledge‐based atomistic workflows are presented for mechanical and thermodynamic properties. By coupling modular simulations with ontology‐aligned metadata and provenance, Fe case studies on elastic behavior, defects, thermal properties, and Hall–Petch strengthening reveal how FAIR, queryable, and reusable simulation data can be generated. Mechanical
Abril Azócar Guzmán   +5 more
wiley   +1 more source

Behaviour of metallic plates subjected to explosions. Experiments and modelling in the field of large deformations and rupture

open access: yes, 2005
An experimental and numerical study of metallic circular plates subjected to dynamic loads leading to rupture is presented. Various loads have been produced by different kinds of explosions : deflagrations or detonations of stoichiometric hydrogen-oxygen
Renard, Jérôme   +5 more
core   +2 more sources

Explosions of Hydrogen Storages and the Safety Considerations in Hydrogen-Powered Railway Applications—A Review

open access: yesHydrogen
As one of the most promising clean energy sources, hydrogen power has gradually emerged as a viable alternative to traditional energy sources. However, hydrogen safety remains a significant concern due to the potential for explosions and the associated ...
Yan-Quan Sun
doaj   +1 more source

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