Results 51 to 60 of about 367,566 (185)

PRISMS: remote high resolution in situ multispectral imaging of wall paintings [PDF]

open access: yes, 2008
The non-invasive monitoring and examination of wall paintings in grotto sites, tombs and buildings is particularly important since these paintings are often extremely vulnerable. Traditionally, inspection of wall paintings at high resolution (i.e.
Keita, K, Liang, H, Vajzovic, T
core  

Estudi del comportament d'endoreactors hibrids per simulació numèrica [PDF]

open access: yes, 2010
Les cambres de combustió per a endoreactors de tipus híbrid presenten un front de flama molt estable, una estabilitat que garanteix una seguretat intrínseca en el funcionament d'aquest tipus de motor coet, però que al mateix temps impedeix l'obtenció de ...
Espinosa Garcia, Carlos Maria   +1 more
core  

Mise em evidence D’une phase haut temperature dans lê systeme AgTITe-HgTe par difraction des rayons X en chamber de guinier

open access: yesSemina: Ciências Exatas e Tecnológicas, 2004
A técnica de difração dos Raios X em câmara de Guinier é utilizada para estudar uma fase alta temperatura no sistema AgTITe-HgTe. As composições estudadas correspondem a 35, 50, 60 e 75 mol % em HgTe.
Bernard Gardes
doaj   +1 more source

La termografía como herramienta de diagnóstico predictivo para los elementos eléctricos conectados a la red energía [PDF]

open access: yes, 2017
Se estudiaron los principios de la termografía y propiedades térmicas que posee cada material para configurar correctamente la cámara térmica THERMOPRO TP8 e identificar problemas en diferentes elementos eléctricos que se encuentran en las redes de ...
Camacho Bedoya, Calet   +2 more
core  

Vertebrate diversity and biomass along a recovery gradient in a lowland tropical forest

open access: yesBiotropica, Volume 57, Issue 1, January 2025.
Deforestation of tropical forests has resulted in large areas of secondary forests with the potential for biodiversity to re‐establish to levels usually found in old‐growth forests. This study shows that diversity and biomass of mammals and birds in regenerating forests can recover to old‐growth levels within a relatively short time.
Nina Grella   +17 more
wiley   +1 more source

La La actividad parlamentaria de los senadores de la provincia de Valencia durante la Restauración (1876-1902)

open access: yesMillars. Espai i Història, 2022
En el último tercio del siglo XIX, la Cámara Alta española, por su propia composición interna tripartita, funcionó cada vez más como una plataforma de comunicación de los intereses provinciales, en una coyuntura de formación de las identidades ...
Juan Rhalizani Palacios
doaj  

Utilización de cohetes de sondeo para la realización de investigaciones sobre combustión en microgravedad [PDF]

open access: yes, 1994
Los programas de experimentación sobre combustión en condiciones de gravedad reducida vienen llevándose a cabo desde hace ya vanos años en torres de caída libre y, más recientemente, en aviones laboratorio con los inconvenientes del corto periodo de ...
Lázaro Gómez, Benigno   +2 more
core  

PicoCam: High‐resolution 3D imaging of live animals and preserved specimens

open access: yesMethods in Ecology and Evolution, Volume 15, Issue 11, Page 1980-1989, November 2024.
Abstract The PicoCam system is a multi‐camera photogrammetry rig used for generating high‐resolution 3D models of animals in the field, or preserved specimens in laboratory or museum settings. The digital measurement of 3D models is increasingly useful for studying body shape. However, methods that capture sub‐millimetric detail often do so at the cost
Josh Medina   +9 more
wiley   +1 more source

Ecobiometria ocular de cães glaucomatosos

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2014
Foram estudados olhos glaucomatosos de cães referidos no serviço de diagnóstico por imagem. Os pacientes foram submetidos à ultrassonografia em modo B de alta resolução para realização de biometria ocular, por meio da qual foram realizadas as seguintes ...
M.H. Tramontin   +2 more
doaj   +1 more source

Automated detection of an insect‐induced keystone vegetation phenotype using airborne LiDAR

open access: yesMethods in Ecology and Evolution, Volume 15, Issue 5, Page 978-993, May 2024.
Abstract Ecologists, foresters and conservation practitioners need ‘biodiversity scanners’ to effectively inventory biodiversity, audit conservation progress and track changes in ecosystem function. Quantifying biological diversity using remote sensing methods remains challenging, especially for small invertebrates.
Zhengyang Wang   +14 more
wiley   +1 more source

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