Browsing Articole ştiinţifice by Title

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  • Optimizarea folosirii dioxidului de sulf în vinificație în calitate de soluții decontaminante 
    CHIRIŢA, Elena; STURZA, Rodica; PRIDA, Ion; KRAJEVSKAIA, Alla; IALOVAIA, Antonina (Academia de Științe a Moldovei, 2015)
    The paper presents the study results influence the concentration of sulfur dioxide and active acidity (pH) of solutions on the vitality of oenological microorganisms. As a basic criteria was met molecular concentrations ...
  • Optimizarea obţinerii produselor alimentare cu valoare nutritivă înaltă 
    SANDULACHI, Elisaveta; GORNEŢ, Viorel (Agenţia de Stat pentru Proprietatea Intelectuală a Republicii Moldova, 2012)
    Acest studiu include metodologia de obţinere a produselor funcţionale cu o valoare nutritivă înaltă, modalitatea de monitorizare a unui produs alimentar funcţional. Se caracterizează mediul alimentar, care este privit ca ...
  • Optimizarea parametrilor tehnologici ai instalaţiei ecologice pentru răcirea laptelui 
    URSATII, Nicolai (Agentia de Stat pentru Proprietatea Intelectuala a Republicii Moldova (AGEPI), 2023)
    The aim of this paper is to optimize the technological parameters of the ecological milk cooling plant with the application of natural cold, which ensures a significant increase in energy efficiency at collection points ...
  • Optimizarea proprietăţilor antiseptice ale dioxidului de sulf folosit în vinificaţie 
    PRIDA, Ion; KRAJEVSKAIA, Alla; IALOVAIA, Antonina; STURZA, Rodica; CHIRCA, Elena (Institutul Ştiinţifico-Practic de Horticultură şi Tehnologii Alimentare, RM, 2016)
    Dioxidul de sulf, deşi este nociv, rămâne a fi unul dintre cele mai răspândite materiale auxiliare utilizate în vinificaţie datorită proprietăţilor sale unicale de antioxidant şi antiseptic.
  • Optimizarea rutelor de transmisiune a datelor în rețelele de comunicații prin intermediul algoritmului lui Ford 
    NISTIRIUC, Ana; ABABII, Victor; CHIHAI, Andrei; ȚURCANU, Dinu; NISTIRIUC, Ion; SHARMA POPOVICI, Natalia; NISTIRIUC, Pavel V. (Universitatea de Stat „B. P. Hasdeu” din Cahul, 2018)
    In this paper is analyzed the use of the Ford algorithm for determining the minimum length routes in the communication networks.
  • Optimizarea structurilor de rezistenţă pentru casele de locuit individuale 
    DOHMILĂ, Iu.; DOHMILĂ, E.; LUPUŞOR, N. (Institutul de Cercetări Ştiinţifice în Construcţii "INCERCOM" Î.S., 2012)
    Research has shown that the performance indicator is a characteristic resistance Policies death resistance structures thatdetermine the quality and performance constructive solution. Thepresented papers fots investigated, ...
  • Optimization of assemble uppers systems using CAD/CAM 
    BULGARU, Valentina; MALCOCI, Marina; SCLEAROV, Tatiana (INCDTP – ICPI, Romania, 2014)
    The paper presents the optimization of assembly uppers using CAD/CAM systems based on bibliographic study and analysis of existing manufacturing tehnologies in the enterprise shoe ISC „Cristina Mold-Rom Simpex” SRL, Chisinau ...
  • Optimization of colloidal stabilization of the young white wines 
    COVACI, Ecaterina; PRIDA, Ivan (Academia de Ştiinţe a Moldovei, 2015)
    The bentonite is still universally employed in the wine industry to prevent the protein haze-forming in white wines. This material is montmorillonite clay, which contains exchangeable cations (sodium, calcium ions).
  • Optimization of the extraction process of bioactive compounds from peaches 
    SUHODOL, Natalia; DESEATNICOV, Olga; GHENDOV-MOȘANU, Aliona; COVALIOV, Eugenia; STURZA, Rodica (Moldova State University, 2022)
    The aim of this paper is to optimize the extraction process of bioactive substances from peach pomace in order to obtain the extract for use in the formulation of novel foods with high biological value.
  • Optimization of thin-film gas sensors for environmental monitoring through theoretical modeling 
    BRYNZARI, Vladimir I.; KOROTCHENKOV, Ghennadii S.; SCHWANK, Johannes W. (SPIE, 1999)
    The task of optimization of gas sensor characteristics such as absolute value and temperature range of sensitivity, time response and selectivity is one of the most important problems of gas sensor design. Unfortunately, ...
  • Optimization of Vibro-Compaction Technological Process Considering Rheological Properties 
    DOBRESCU, Cornelia-Florentina; BRĂGUŢĂ, Eugeniu (Springer Nature Switzerland, 2017)
    The present paper is aimed to improve the compaction technology using rheological models for describing soil response parameters under impact loading of vibrating rollers.
  • Optoelectronic properties of gallium nitride thin membranes 
    BRANISTE, Tudor; POPA, Veaceslav; VOLCIUC, Olesea; TIGINYANU, Ion (Romanian Academy, 2015)
    We present the results of a systematic study of persistent photoconductivity (PPC) generated by UV-excitation in thin membranes based on crystalline GaN. The PPC was found to be optically quenched under extrinsic excitation ...
  • Opțiunile strategice în alegerea paradigmei de formare a funcționarilor publici 
    PRODAN-ŞESTACOVA, Liubovi (Academia de Administrare Publică, Republica Moldova, 2018)
    In this article, the author proposes to analyze two educational paradigms: humanist and sociocentric. The education system is currently undergoing permanent reforms, and often the reformers are only concerned with "what?" ...
  • Opţiuni strategice pentru strategiile de dominare prin costuri 
    CRUCERESCU, Cornelia (Universitatea “Lucian Blaga” din Sibiu, 2008)
    The companies use the low costs strategies with a view to improve competitive advantage. Implementation of low costs strategies is possible by a lot of methods. The main scope of this paper is to identify some of strategically ...
  • Order-disorder phase transition in CdAl2S4 under hydrostatic pressure 
    BURLAKOV, I. I.; RAPTIS, Y.; URSAKI, V. V.; ANASTASSAKIS, E.; TIGINYANU, I. M. (ELSEVIER, 1997)
    CdAl2S4 single crystals with the defect chalcopyrite structure have been studied by Raman spectroscopy at hydrostatic pressures up to 150 kbar. The Raman scattering spectra were found to undergo substantial changes around ...
  • Ordered arrays of metal nanotubes in semiconductor envelope 
    TIGINYANU, Ion; MONAICO, Elena; MONAICO, Eduard (ELSEVIER, 2008)
    We report on fabrication of metal nanotubes in semiconductor nanotemplates possessing ordered two-dimensional hexagonal arrays of pores grown in n-InP crystalline substrates using anodic etching in neutral electrolyte. ...
  • Ordering of jobs with tree different processing times in the MXN Bellman-Jonson problem 
    BOLUN, Ion (Institutul de Matematică şi Informatică al AŞM, 2007)
    Bellman-Johnson Mxn scheduling problem with monotone (no decreasing, constant or no increasing) jobs of three different processing times is investigated. Three different classes C3.1, C3.2 and C3.3 of such systems are ...
  • Ordonarea lucrărilor monotone în problema Mxn Bellman-Johnson 
    BOLUN, Ion (Academia de Studii Economice din Moldova, 2007)
    Bellman-Johnson’s Mxn scheduling problem with monotone (no decreasing, constant or no increasing) jobs is investigated. Rules for optimal ordering of monotone jobs in the schedule, which contain no monotone jobs too, are ...
  • Organ de lucru eolian în formă de turbină elicoidală 
    BOSTAN, Ion; DULGHERU, Valeriu; CIUPERCĂ, Rodion (Institutul de Energetică, AŞM, 2005)
    Prezenta lucrare este dedicată cercetării unui tip nou de rotor eolian de putere mică – turbina elicoidală. Lucrarea include elemente ale teoriei turbinei elicoidale, modele ale turbinei elicoidale cu diferiţi parametri ...
  • Organic Beekeeping Practices in Romania: Status and Perspectives towards a Sustainable Development 
    POCOL, Cristina Bianca; ŠEDÍK, Peter; BRUMĂ, Ioan Sebastian; AMUZA, Antonio; CHIRSANOVA, Aurica (MDPI (Basel, Switzerland), 2021)
    Romanian beekeeping faces a lot of challenges nowadays due to the problems related to climate change, the use of pesticides in agriculture, but also to the pandemic crisis. In this context, organic beekeeping represents ...

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