Results 71 to 80 of about 2,970,939 (235)

Polar bears killed in Svalbard 1987–1992

open access: yes, 1993
A total of 26 polar bears have been killed in Svalbard since January 1987. Fifteen of these cases were self defense, four precautionary measures, six acts of mercy and one unknown.
Gjertz, Ian   +2 more
core   +1 more source

3D cloud products for weather prediction and climate modelling [PDF]

open access: yesGeographica Helvetica
In this paper, the possibilities of satellite-based and ground-based stereoscopy of clouds are examined, with the objective to derive cloud top and cloud base heights and motion.
G. Seiz, E. P. Baltsavias, A. Gruen
doaj   +1 more source

OntOMat: Toward Ontology‐Based Product and Process Design Engineering and Optimization Solutions Fueling Circular Value Chains

open access: yesAdvanced Engineering Materials, EarlyView.
The OntOMat ontology establishes a structured framework for polymer matrix fiber reinforced composite materials, integrating manufacturing processes, characterization methods, and multiscale design through the VDI/VDE 3682 formalized process description standard.
Nicolas Christ   +19 more
wiley   +1 more source

The interplay of global and polar regimes

open access: yes, 1999
The growing salience of interactions between the functionally broad but geographically narrow regimes for the polar regions and the geographically broad but functionally specific regimes emerging to deal with global environmental changes directs ...
Young, Oran R.
core   +1 more source

Feature Matching-Based Extraction of Independent Ice Floe Motion in the Arctic Marginal Ice Zone

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
The extraction of independent ice floe motion in the Arctic marginal ice zone (MIZ) plays a crucial role in motion prediction, polar climate research, and ensuring navigation safety.
Rui Zhang   +9 more
doaj   +1 more source

Semantic Modeling in Materials Science and Engineering With Platform MaterialDigital Core Ontology 3.0

open access: yesAdvanced Engineering Materials, EarlyView.
The community‐driven Platform MaterialDigital Core Ontology (PMDco) 3.0 is introduced as a Basic Formal Ontology‐aligned semantic backbone for the processing–structure–properties paradigm in Materials Science and Engineering. Modular engineering, automated releases, and validation workflows are highlighted and key semantic patterns for materials ...
Markus Schilling   +15 more
wiley   +1 more source

Ichnodiversity and bathymetric range of microbioerosion traces in polar barnacles of Svalbard

open access: yes, 2020
This first comprehensive investigation of microbioerosion traces in polar barnacles addresses two bathymetrical transects from the intertidal down to subtidal water depths in two different carbonate factories in the Svalbard Archipelago: the bay ...
Wisshak, Max   +2 more
core   +1 more source

Integration of Statistical Models and Deep Learning: A CEEMDAN‐Based Hybrid Framework for Frequency‐Domain Prediction of Polar Motion

open access: yesEarth and Space Science
High‐precision Earth Rotation Parameter (ERP) products often experience delays that range from several days to weeks. The use of precise forecasting models can effectively compensate for the impact of such delays.
Chen Ren   +4 more
doaj   +1 more source

Speckle Tracking Echocardiography and Its Role in Detection of Remodeling Among Patient with Coronary Artery Disease [PDF]

open access: yesZagazig University Medical Journal
Background: An initial assessment method for coronary artery disease (CAD) is echocardiography, which aids medical professionals in the diagnosis and prognostication of cardiac conditions.
Ahmed Ammar   +3 more
doaj   +1 more source

The Influence of Field‐Assisted Sintering Technology (FAST) Temperature and Cooling Rate on the Microstructural Evolution in Gamma‐Titanium Aluminide Alloy GE4822

open access: yesAdvanced Engineering Materials, EarlyView.
Controlling the Field Assisted Sintering Technology (FAST) parameters, dwell temperature and cooling rate, significantly influences the microstructural evolution in titanium aluminide GE4822. Significant γ‐lamellar colonies develop only upon cooling through the α‐transus.
Jack Krohn, James Pepper, Martin Jackson
wiley   +1 more source

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