Results 1 to 10 of about 1,271,042 (315)

Investigation the energy indices and greenhouse gases emission in soybean production, Golestan Province [PDF]

open access: yesعلوم محیطی, 2021
Introduction: Inputs such as chemical fertilizers, fossil fuels, electricity, seed, and machinery consume energy in soybean production. This energy consumption is expected to cause Greenhouse Gases Emissions (GHG).
Nasibe Rezvantalab   +4 more
doaj   +1 more source

Colombeau products of distributions [PDF]

open access: yesSpringerPlus, 2016
In this paper, some products of distributions are derived. The results are obtained in Colombeau algebra of generalized functions, which is the most relevant algebraic construction for dealing with Schwartz distributions. Colombeau algebra [Formula: see text] contains the space [Formula: see text] of Schwartz distributions as a subspace, and has a ...
Marija Miteva   +2 more
openaire   +4 more sources

Investigation of Corrosion Protection for Steel by Eco-Friendly Coating [PDF]

open access: yesEngineering and Technology Journal, 2019
The coupling effect of coating and inhibition has been investigated in the present work. polypyrrole coating with adding coumarin was applied on carbon steel to protect it against corrosion. Electropolymerization process by cyclic voltammeter was carried
Majid Abdulmajeed   +3 more
doaj   +1 more source

Characterization and Antioxidant Activity of Platinum Nanoparticles Synthesized by Using Cetraria Islandica Extract

open access: yesAl-Mustansiriyah Journal of Science, 2023
Platinum nanoparticles (Pt NPs) have structural properties that differ from their bulk forms, such as physical and chemical properties. The cost and toxicity problems caused by the synthesis of Pt NPs, which are widely used in biomedical fields, by ...
Haydar Matz Muhy   +2 more
doaj   +1 more source

Simultaneous Determination of Four Pesticide Residues in Fruits and Vegetables by Colloidal Gold Immunochromatography

open access: yesShipin gongye ke-ji, 2023
Objective: In this study, a colloidal gold immunochromatographic four lines card for the simultaneous determination of chlorpyrifos, fipronil, carbofuran and carbendazim in fruits and vegetables was prepared.
Mao YE   +5 more
doaj   +1 more source

Synthesis and Estimation of the Insecticide and Antibacterial Activities for Some New Amide Derivatives

open access: yesIndonesian Journal of Chemistry, 2023
In this work, new compounds of amide derivatives (C1-C3) were synthesized through the conversion reaction of p-chloroaniline to diazonium salt (B1), which reacts with aniline to form a new azo-compound (B3).
Zinah Hussein Ali   +4 more
doaj   +1 more source

Ecological database of genetic resources of eudicots crops wild relatives in Iran: in direction of domestication and food security [PDF]

open access: yesZīst/shināsī-i Giyāhī-i Īrān, 2021
Crop wild relatives cover a wide range of food, forage, medicinal, ornamental and ‎industrial plants. Due to the ecosystem instability caused by climate change, the use of ‎biological and ecological capabilities of crop wild relatives is great importance
Sadaf Sayadi   +2 more
doaj   +1 more source

Oat Protein Concentrate As Part of Curd Product for Sport Nutrition [PDF]

open access: yesТехника и технология пищевых производств, 2019
In the modern society, terminology is considered as a significant factor that affects the communication process of scientists and specialists in the production and circulation of goods and services.
Krapiva T.   +3 more
doaj   +1 more source

Mathematical Modeling and Analysis of Tribological Properties of AA6063 Aluminum Alloy Reinforced with Fly Ash by Using Response Surface Methodology

open access: yesCrystals, 2020
Lightweight, high-strength metal matrix composites have attracted considerable interest because of their attractive physical, mechanical and tribological properties.
Alaa Mohammed Razzaq   +3 more
doaj   +1 more source

Management of the Distribution of Agri-Food Products in Romania [PDF]

open access: yesRevista de Management Comparat International, 2020
The distribution activity is a transfer of the product from producer to consumer so that a connection is made between a production as concentrated as possible and a volume as fragmented as possible.
Stefan Alin TODERASC
doaj   +1 more source

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