Articole din publicaţii internaţionale: Recent submissions

Now showing items 601-620 of 3232

High-Rate Pulsed Galvanostatic Anodic Dissolution of Chromium−Nickel Steels in Electrolytes for Electrochemical Machining: The Role of Surface Temperature

DIKUSAR, A. I.; LIKRIZON, E. A.; DIKUSAR, G. K. (Springer Nature Switzerland, 2021)

A pulsed galvanostatic anodic dissolution of chromium−nickel steels (types Kh18N10 (Cr18Ni10) and KhN35VT (CrNi35WT)) under the conditions of electrochemical machining is studied in chloride, nitrate, and mixed chloride−nitrate ...
Evolution of Pore Growth in GaAs in Transitory Anodization Regime from One Applied Voltage to Another

MONAICO, E. I.; MONAICO, E. V.; URSAKI, V. V.; TIGINYANU, I. M. (Springer Nature Switzerland, 2021)

The paper reports the results of investigation of the pore growth during anodic etching of (111)-oriented wafers of Si-doped n-GaAs in an environmentally friendly NaCl based electrolyte, with switching the applied voltage ...
The role of invA-gene in the determination of Salmonella spp. Contamination of food

BEHTA, Emilia (Institute of Chemistry, Chisinau, AŞM, 2022)

In recent decades, the incidence of salmonellosis has been increasing worldwide. Contamination of food with Salmonella spp. And, as a consequence, the development of salmonellosis is a common bacterial disease that affects ...
Algorithm of anti-scientific myths refutation by scaling of the typical tasks and experiments in chemistry

BAERLE, Iulia; BAERLE, Alexei (Institute of Chemistry, Chisinau, AŞM, 2022)

Algorithm of anti-scientific myths refutation by scaling of the typical tasks and experiments in chemistry „Official science would not tell this” – is an intriguing phrase, widely used by... “modern” promoters of the ...
The impact of tomatin bac on the process of alcoholic fermentation of cereal biomas

TASCA, Corina; DUCA, Gheorghe; COVACI, Ecaterina (Institute of Chemistry, Chisinau, AŞM, 2022)

The solid residue remaining after the industrial processing of tomatoes (Solanum lycopersicum L.), tomato pomace, consists of large amounts of tomato peels and seeds that currently find use as animal feed and fertilizers ...
Physico-chemical properties of vegetable oils from local trade

HARITONOV, Svetlana; GUREV, Angela; DRAGANCEA, Veronica (Institute of Chemistry, Chisinau, AŞM, 2022)

In the paper are applied a series of chemical and physico-chemical methods for the analysis of commercially oils, with different origins and manufacturing methods. The analyzed oils were mixtures, derived from different ...
Profile of lipophilic and hydrophilic extracts from Feteasca Neagră by-products

GUREV, Angela; DRAGANCEA, Veronica; HARITONOV, Svetlana; GAINĂ, Boris (Institute of Chemistry, Chisinau, AŞM, 2022)

After analyzing the seeds separated from fermented pomace of the local Feteasca Neagră (Black Maiden) grapes, grown on the vineyards of Nisporeni (FN), Hâncești (FH) and Speia village, Anenii-Noi (FS), in the season of ...
The acidifier from unripe apples – source of natural acidity

CRUCIRESCU, Diana (Institute of Chemistry, Chisinau, AŞM, 2022)

In this paper, the titratable acidity and the content of predominant acids in apple acidifiers were studied. According to the literature, the dominant acids in apples are malic and citric. The titratable acidity decreases ...
Assessment the potential of biologically active substances of young red wine produced from Rară Neagră (local grape variety)

VLADEI-FURTUNĂ, Natalia; COVACI, Ecaterina (Institute of Chemistry, Chisinau, AŞM, 2022)

The purpose of the present work is to establish the potential of Rară Neagră local variety producing red wine with characteristics of pedo-climatic Purcari areas conditions. Physico-chemical analyses of the wine have been ...
Dynamics of white wine oxidability depending on technological factors: sulfur dioxide, iron and copper ions

COVACI, Ecaterina; STURZA, Rodica; DRUȚĂ, Raisa; SUBOTIN, Iurie (Institute of Chemistry, Chisinau, AŞM, 2022)

The aim of this project is to carry out a detailed study of sulfur dioxide (SO2), copper (Cu2+) and iron (Fe3+) ions distribution and concentrations in wine and their effect on the wine‘s quality and characteristics ...
The composition of the aromatic complex of wines from local grape varieties Legenda

GHERDELESCU, Lucia; BALANUȚĂ, Anatol (Institute of Chemistry, Chisinau, AŞM, 2022)

The Legenda presents a medium maturing variety, created within the National Institute of Viticulture and Vinification in 1975 by crossing the Royal Vinyard (England) table variety with the pink Traminer variety (Austria). ...
Evaluation of the polyphenols potential from grape vinification residues of Rara Neagră and Malbec grapes varieties harvested from Purcari area

SCUTARU, Iurie; SCLIFOS, Aliona; DRUȚĂ, Vadim (Institute of Chemistry, Chisinau, AŞM, 2022)

Red grape grapes are an important source of phenolic compounds, which possess important physiological properties. As a result of processing, a certain share of polyphenols passes into wine and contributes essentially to ...
Influence of vegetable powders on the rheological properties of pasta dough

GHENDOV-MOȘANU, Aliona; CODINA, Georgiana (Institute of Chemistry, Chisinau, AŞM, 2022)

Technologies for the manufacture of functional flour products must ensure their quality and consumption properties (sensory characteristics, structure, consistency, etc.), reduce the negative impact of food ingredients, ...
New additives of bioactive substances in the biochemical digestion processes

COVALIOVA, Olga; STURZA, Rodica; COVACI, Ecaterina; ROMANCIUC, Lidia; TASCA, Corina (Institute of Chemistry, Chisinau, AŞM, 2022)

The liquid wastes from the agro-industrial sector can serve as renewable source of value-added products, following the specific treatment. Such treatment is also important from the ecological point of view, as it may prevent ...
Microbiostatic effect of bioactive compounds from agro-food industrial wastes on microorganisms causing food spoilage

COJOCARI, Daniela; STURZA, Rodica; GHENDOV-MOSANU, Aliona (Institute of Chemistry, Chisinau, AŞM, 2022)

In this research the effect of direct contact of raw materials and agro-food industrial wastes rich in bioactive compounds (polyphenols, carotenoids) on microorganisms that cause food spoilage was evaluated. The aim of the ...
Analysis of the mechanism of forced oxidation of grape seed oil

SUBOTIN, Iurie; STURZA, Rodica; DRUȚĂ, Raisa; POPOVICI, Violina (Institute of Chemistry, Chisinau, AŞM, 2022)

In food, the oxidation of lipids is a process consisting of a series of stages, being influenced by the chemical structure of unsaturated fatty acids, their physical state (liquid or solid), the presence of inorganic ...
Influence of Pulsating Electric Field (PEF) pre-treatment on the extraction efficiency of phenolic compounds from grape marc

GHENDOV-MOȘANU, Aliona; STURZA, Rodica; PATRAȘ, Antoanela (Institute of Chemistry, Chisinau, AŞM, 2022)

The extraction efficiency of bioactive compounds (CBA) can be increased by using the pulsating electric field (PEF) due to the electroporation phenomenon, which influences the permeability and rupture of cell membranes. ...
Application of metal oxide nanoparticles for photo-catalytic treatment of water environment

COVALIOVA, Olga; MONAICO, Eduard; VICOL, Crina; ROMANCIUC, Lidia (Institute of Chemistry, Chisinau, AŞM, 2022)

Various types of nanoparticles active in photochemical processes, the most important of them being oxides of Ti, Zn, Ni, Re, Zr, etc. have been successfully tested and applied in the water environments treatment, in view ...
Multi-Agent Decision Making System based on Membrane Computing

MUNTEANU, Silvia; SUDACEVSCHI, Viorica; ABABII, Victor; BOROZAN, Olesea; ABABII, Constantin; LASCO, Victor (IEEE, 2021)

This paper presents certain results obtained in the domain of applying Membrane Computing models in the modeling and designing of Multi-Agent systems for decision making. The presented results highlight the method of ...
Analiza comparativă a curriculumului la informatică aplicat în Republica Moldova şi în Spania

GUȚU, Maria (Institutul de Ştiinţe ale Educaţiei, 2018)

This article presents a comparative analysis of the curriculum for computer science in the Republic of Moldova and Spain. In particular, it focuses on the compartments that include the competencies and contents of the ...

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