Results 1 to 10 of about 47,863 (160)
El objetivo de esta investigación es demostrar la disminución en la polución ambiental y exposición ocupacional mediante la sistematización del proceso de mitigación de polvo de hierro en el área de chancado del sector de beneficio San Nicolás de la ...
Carlos Yabar Baños +2 more
doaj +3 more sources
Underground Coal Mining: Relationship between Coal Dust Levels and Pneumoconiosis, in Two Regions of Colombia, 2014. [PDF]
In Colombia, coal miner pneumoconiosis is considered a public health problem due to its irreversibility, high cost on diagnosis, and lack of data related to its prevalence in the country. Therefore, a cross‐sectional study was carried out in order to determine the prevalence of pneumoconiosis in underground coal mining workers in two regions of ...
Torres Rey CH +6 more
europepmc +2 more sources
Caracterización arqueométrica de pigmentos y soportes procedentes de pinturas murales góticas (S. XIII-XV) [PDF]
A novel investigation on samples of gothic wall paintings (13-15th Centuries) has been carried out. They were found in some Churchs of Slovenia, being not yet studied using technics of materials analysis.
Kriznar, A. +3 more
doaj +4 more sources
Background – The caninised monoclonal antibody lokivetmab (LKV), directed at interleukin (IL)‐31, is very effective at controlling pruritus in most dogs with atopic dermatitis (AD). However, evidence exists that IL‐31 is not required for the induction of acute allergic skin inflammation, which might explain why this treatment is less efficacious in ...
Chie Tamamoto‐Mochizuki +4 more
wiley +1 more source
Con el objetivo de evaluar la efectividad de la marmolina, como polvo inerte en el control de la broca del café, Hypothenemus hampei (Ferrari) (Coleoptera: Curculionidae), durante el período de conservación de las semillas, se determinó el efecto anti ...
Yandy Rodríguez Ledesma +5 more
doaj +3 more sources
SrZrO3-structured perovskite particles were prepared under hydrothermal conditions in a KOH (5 M) solution using Zr-gel and SrSO4 mineral precursors. The treatments were conducted between 150 and 240 °C for different reaction intervals (1–96 h), and the ...
José Remigio Quiñones-Gurrola +4 more
doaj +1 more source
Suelo mineral como componente de sustrato para plantas
Contextualización: Sustrato es todo el material poroso, que, asociado a una maceta, proporciona ancoraje y suficientes niveles de agua y oxígeno al desarrollo de las plantas. Vacío de conocimiento: Algunos materiales cuando adjuntados a la formulación
Eduarda Demari Avrella +6 more
doaj +1 more source
Hydroxyapatite is the main bones and teeth inorganic mineral component. This material has been an object of research aiming its use in biomaterials as bone replacement option for biomedical applications.
Mário Andrean Macedo Castro +6 more
doaj +1 more source
La impresión 3D de biomateriales es una tecnología de gran auge para la fabricación de injertos aptos para la reparación de defectos óseos con geometrías complejas.
Maria P. Sarmiento +4 more
doaj +1 more source
Predicción de polvo mineral atmosférico
Ponencia presentada en: VI Simposio Nacional de Predicción, celebrado en los servicios centrales de AEMET, en Madrid, del 17 al 19 de septiembre de 2018.
Werner, Ernest +3 more
openaire +2 more sources

