Results 21 to 30 of about 8,088 (154)

The General Project for the Fortifications of Alicante in 1721 [PDF]

open access: yes, 2014
El auge de la actividad portuaria en Alicante, y los acontecimientos bélicos que sufrió la ciudad durante la Guerra de Sucesión, despertaron el interés por modernizar su obsoleto recinto amurallado. Este artículo describe el proyecto general de 1721 para
Echarri-Iribarren, Víctor
core   +3 more sources

Relationship between the behaviour of sows at 6 months old and the behaviour and performance at farrowing

open access: yesAnimal, 2009
Piglet crushing remains a major problem in pig production. Reduced crushing might be obtained through genetic selection on sow behavioural traits. The aim of the study was to assess the relationship between behavioural responses at 6 months of age ...
B.J. Lensink   +3 more
doaj   +1 more source

Negative refraction of elastic waves in 2D phononic crystals: Contribution of resonant transmissions to the construction of the image of a point source

open access: yesAIP Advances, 2011
Negative refraction properties of a two-dimensional phononic crystal (PC), made of a triangular lattice of steel rods embedded in epoxy are investigated both experimentally and numerically.
Anne-Christine Hladky-Hennion   +6 more
doaj   +1 more source

Effects of the observation method (direct v. from video) and of the presence of an observer on behavioural results in veal calves

open access: yesAnimal, 2013
This study aimed at assessing the effect of the observation method (direct or from video) and the effect of the presence of an observer on the behavioural results in veal calves kept on a commercial farm. To evaluate the effect of the observation method,
H. Leruste   +5 more
doaj   +1 more source

Homogenous nuclear magnetic resonance probe using the space harmonics suppression method [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2020
Nuclear magnetic resonance imaging (MRI) has became an unavoidable medical tool in spite of its poor sensitivity. This fact motivates the efforts to enhance the nuclear magnetic resonance (NMR) probe performance.
P. de Pellegars   +16 more
doaj   +1 more source

Fermentation Assisted by Pulsed Electric Field and Ultrasound: A Review

open access: yesFermentation, 2018
Various novel techniques are proposed to improve process efficiency, quality, and safety of fermented food products. Ultrasound and pulsed electric field (PEF) are versatile technologies that can be employed in conjunction with fermentation processes to ...
Leandro Galván-D’Alessandro   +1 more
doaj   +1 more source

METAMORPHOSIS OF PUERTA TIERRA FROM CADIZ (SPAIN) IN THE 18TH CENTURY AS A PARADIGM OF MODERN FORTIFICATION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
The city of Cadiz, located in a peninsula, was initially defended by its only land access through a wall of land extended from coast to coast across the isthmus; this access was erected at the beginning of the 16th century.
F.-R. Lozano-Martínez   +2 more
doaj   +1 more source

Combined operations and the European theatre during the Nine Years' War, 1688-97 [PDF]

open access: yes, 2005
This is the author's PDF version of an article published in Historical research© 2005. The definitive version is available at www.blackwell-synergy.com.This article discusses the strategic and operational purpose of England's combined army-navy ...
Childs J.   +5 more
core   +2 more sources

Immersive learning of factual knowledge while assessing the influence of cognitive load and spatial abilities

open access: yesComputers & Education: X Reality
Immersive virtual reality (IVR) is a motivating new learning tool. However, discrepancies in results emerge regarding the type of knowledge, specifically factual knowledge.
Benjamin De Witte   +5 more
doaj   +1 more source

Facteurs déterminants du bien-être des ruminants en élevage

open access: yesINRAE Productions Animales, 2020
L’élevage des ruminants est caractérisé par une diversité importante de conduites et de pratiques ayant un impact sur le bien-être des animaux. En plein air, les animaux peuvent être exposés à des variations climatiques.
L. MOUNIER , M. MARIE , B.J. LENSINK
doaj   +1 more source

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