Results 131 to 140 of about 770 (278)

Vickers Microhardness as a Viable Mechanical Property Measurement Technique for High Explosive Materials

open access: yesPropellants, Explosives, Pyrotechnics, EarlyView.
There are multiple drivers for the development of reliable mechanical property techniques for high explosive (HE) samples, particularly smaller HE samples. While Vickers microhardness is a commonly used technique for mechanical characterization in metals and other materials, there has been little work using this technique for HE materials, particularly
Paul B. Mirkarimi
wiley   +1 more source

“The Great Migration Period” – a new exhibition in the State Hermitage Museum

open access: yesTyragetia, 2018
At December 1, 2017, a permanent exposition of the State Hermitage (St. Petersburg) was opened after the reconstruction, under the title “Europe in the Great Migration Period and Early Middle Ages”.
Alexei Furasiev
doaj  

Scaling turbulence drives the general circulation

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
The NOAA Gulfstream SP4, which deployed the GPS dropsondes over the NE Pacific Ocean as part of the Winter Storms Project during the January–March periods of 2004, 2005 and 2006. Abstract Statistical multifractal analysis of airborne and dropsonde observations is used to show that persistence of velocity after molecular collisions breaks the continuous
Adrian F. Tuck
wiley   +1 more source

Discovery and Fine‐Scale Mapping of Hadal Xenophyophore Habitat in the Nova Canton Trough, Central Pacific Ocean

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Discovery and fine‐scale mapping of a hadal xenophyophore field: submersible video transects and photogrammetry enable semi‐automated delineation of xenophyophores, revealing their abundance, spatial organisation, structural complexity and contribution to habitat heterogeneity at ~8000 m depth.
Denise J. B. Swanborn   +5 more
wiley   +1 more source

What entrepreneurial decisions enable the breeding of digital platform unicorns?

open access: yesStrategic Entrepreneurship Journal, EarlyView.
Abstract Research Summary Digital platforms have revolutionized business sectors; however, despite their significant success, platform unicorns remain rare. While extensive research exists on digital platform growth, it is uncertain what entrepreneurial decisions achieve unicorn status.
Sea Matilda Bez   +3 more
wiley   +1 more source

Resource reallocation across successive systemic innovations: How Rolls‐Royce shaped the evolution of the turbojet, turboprop, and turbofan

open access: yesStrategic Management Journal, EarlyView.
Abstract Research Summary Despite the importance of resource reallocation in shaping a variety of strategic outcomes, strategy scholars have paid only limited attention to the processes by which firms reallocate their resources across successive systemic innovations.
Gino Cattani   +2 more
wiley   +1 more source

Epidemiology and Genetics of Mucopolysaccharidosis Type VI in Russia. [PDF]

open access: yesFront Mol Biosci, 2021
Voskoboeva E   +10 more
europepmc   +1 more source

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