Results 31 to 40 of about 180 (48)

Aplicaciones del espacio de cabeza dinámico al análisis farmacéutico [PDF]

open access: yes, 2017
Se denomina espacio de cabeza dinámico a la técnica que engloba el proceso de adsorción de compuestos volátiles a través de una trampa para su posterior desorción e introducción en un cromatógrafo para su separación.
Fernández Rando, Manuel
core  

Effects of fermentation temperature on the composition of beer volatile compounds, organoleptic quality and spent yeast density [PDF]

open access: yes, 2011
Production of good quality beer is dependent largely on the fermentation temperature and yeast strains employed during the brewing process, among others.
Maharaj, Yushir R.   +2 more
core  

Space Applications of Mass Spectrometry [PDF]

open access: yes
Mass spectrometers have been involved in essentially all aspects of space exploration. This chapter outlines some of these many uses. Mass spectrometers have not only helped to expand our knowledge and understanding of the world and solar system around ...
Arkin, C. Richard   +3 more
core   +1 more source

Desarrollo y aplicación de técnicas avanzadas de medida de compuestos orgánicos volátiles en la atmósfera [PDF]

open access: yes, 2010
331 p.El gran número de compuestos orgánicos volátiles (COV) presentes en el aire ambiente y el amplio rango de concentración en están presentes, dificultan su correcta identificación y cuantificación.
De Blas Martín, Maite
core  

Chemoselective reagents for derivatization of trace--level volatile carbonyl compounds using a microreactor approach. [PDF]

open access: yes, 2017
Detection and analysis of trace level volatile aldehydes and ketones has become a significant research frontier because of the applicability for environmental monitoring and assessment, noninvasive diseases diagnosis, and in food safety assessment for ...
Ogunwale, Mumiye A.
core   +1 more source

Insect olfaction as an information filter for chemo-analytical applications [PDF]

open access: yes, 2013
Die Geruchswahrnehmung von Insekten ist an die spezifischen Anforderungen der Ökosysteme angepasst, in denen sie leben. Von Insekten wahrgenommene Volatile können Informationen über den Ort eines geeigneten Ovipositionsplatzes oder den physiologischen ...
Paczkowski, Sebastian
core  

Análise das emissões provenientes da exaustão de motores diesel [PDF]

open access: yes, 2010
TCC (graduação) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas, Curso de Química.Uma das fontes de poluição do ar que mais causa polêmica é a queima de combustíveis, como o óleo diesel, que emitem gases tóxicos e de ...
Amadio, Tatiane de Mattos
core  

Rare Earth Elements to identify archaeological strata in the Cocina Cave [PDF]

open access: yes, 2017
Rare earth elements (REE) have been employed in a variety of different scenarios in order to identify the natural or anthropogenic nature of archaeological soils [1,2] .
Diez, Agustin   +6 more
core  

Tree Coring as a Complement to Soil Gas Screening to Locate PCE and TCE Source Zones and Hot Spots [PDF]

open access: yes, 2015
Algreen   +46 more
core   +1 more source

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