Results 61 to 70 of about 240,439 (174)

Amélioration de la qualité de l’énergie électrique d’une chaîne de production hybride photovoltaïque éolienne connectée à un site isolé

open access: yesRevue des Énergies Renouvelables, 2017
Ce travail vise à améliorer la qualité de l'énergie électrique d'une ligne de production hybride éolienne photovoltaïque connectée à un site isolé. Tout d'abord, la modélisation mathématique de chaque élément du système de conversion est présentée.
R. Redjem, K. Nabti, A. Bouzid
doaj  

Chemical-Sensory Traits of Fresh Cheese Made by Enzymatic Coagulation of Donkey Milk

open access: yesFoods, 2019
Making cheese from donkey milk is considered unfeasible, due to difficulties in coagulation and curd forming. Two recent studies have reported the protocols for making fresh cheese by using camel chymosin or calf rennet, but the chemical and sensory ...
Michele Faccia   +4 more
doaj   +1 more source

Learning Features by Watching Objects Move

open access: yes, 2017
This paper presents a novel yet intuitive approach to unsupervised feature learning. Inspired by the human visual system, we explore whether low-level motion-based grouping cues can be used to learn an effective visual representation.
Darrell, Trevor   +4 more
core   +1 more source

Seventeenth-century Malay wordlists and their potential for etymological scholarship

open access: yesWacana: Journal of the Humanities of Indonesia
Early-modern wordlists and dictionaries provide an underexplored area for etymological scholarship. By critically comparing different sources written under the aegis of the Dutch East India Company, often compiled by autodidacts who were unable to gain ...
Tom G. Hoogervorst
doaj   +1 more source

Vocatives with determiners: the case of vocatives preceded by possessives

open access: yesIsogloss. Open Journal of Romance Linguistics, 2020
In some varieties of Spanish (American, above all), possessives can appear in vocative constructions such as Mi niña, ¿qué haces? (lit. ‘My girl, what are you doing?’) in contrast to the generalization that vocatives refuse definite articles (Bosque 1996, Leonetti 1999, 2016). The aim of this investigation is to explain why this happen and to propose a
openaire   +7 more sources

Comparative assessment of air pollution of the two industrial cities of Primorsky krai — Ussuriysk and Spassk-Dalny

open access: yesRUDN Journal of Ecology and Life Safety, 2012
A comparison of air pollution in industrial cities — Ussuriysk and Spassk-Dalny. It is shown that the predominant pollutant in Ussuriysk is CO, in Spassk — particulate matter.
O L Kolomeytseva, N K Khristoforova
doaj  

Dysregulation of markers of oxidative stress and DNA damage among nail technicians despite low exposure to volatile organic compounds

open access: yesScandinavian Journal of Work, Environment & Health, 2015
OBJECTIVE: The study aimed to compare levels of selected biomarkers of oxidative stress and DNA damage and their correlation with occupational exposure to volatile organic compounds (VOC) among female nail technicians and a group of unexposed volunteers.
Peter Grešner   +7 more
doaj   +1 more source

New strategic alliances of wine producers in the Czech Republic

open access: yesAgricultural Economics (AGRICECON), 2011
The paper describes the main reasons for the formation of new regional association of wineries, based on a different origin of wines in the wine region of Moravia in the southeast part of the Czech Republic.
Pavel TOMŠÍK, Martin PROKEŠ
doaj   +1 more source

Vapors Generation of Volatile Organic Compounds (VOCs) From Pure Liquids

open access: yesSalāmat-i kār-i Īrān, 2014
Background and aims: Production of fixed concentration of vapors from pure liquid has many applications in laboratory and field studies of occupational health and toxicological research and also in calibration of air pollutant measurement devices of the ...
AA Mofidi, H Asilian, A Jonydi Jafari
doaj  

A Study of Catalytic Performance of Co3O4 and Cu-Co Nano Metal Oxides in Combustion of Aromatics [PDF]

open access: yesIranian Journal of Chemical Engineering, 2017
Two Cu-Co and Co3O4 oxides were synthesized by the conventional sol-gel auto-combustion and their physical-chemical properties were characterized by XRD, FTIR, SEM, TPR and XPS.
S. A. Hosseini
doaj  

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