IRTUM – Institutional Repository of the Technical University of Moldova

Browsing Articole din publicaţii internaţionale by Title

Browsing Articole din publicaţii internaţionale by Title

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  • The optimal dimensional design of machining technologies 
    TOCA, Alexei; STRONCEA, Aurel; STÎNGACI, Ion; RUȘICA, Ion (EDP Sciences, 2018)
    The paper discusses the design methodology of optimal technological processes of machining, bearing in mind that these processes are related to discrete processes. Discreteness is manifested at different levels: the process ...
  • Optimal solution of weak spots problem in a grid system by means of facts devices 
    RADILOV, Tudor (University of Craiova, 2011)
    Electrical power system functioning is permanently exposed to different disturbances which cause the regime parameters change. Every grid system contains elements whose regime parameters variations influence system’s ...
  • The optimal value of one monotone method divisor for PR voting systems 
    BOLUN, Ion; CEBOTARI, Sergiu (Institutul de Matematică şi Informatică al AŞM, 2013)
    It is described the methodology and determined by simulation the optimal value of the divisor of the Mixed monotone method for decision making by voting with proportional representation – method that exceeds the widely ...
  • Optimality of the Machining Process Based on the Mutual Influence of Design and Technological Dimension Relations 
    TOCA, Alexei; STINGACI, Ion (Trans Tech Publications Ltd, 2014)
    In the given work it is shown, that at machining the technological dimensional structures are optimum if they are similar to the design dimensional structure of a detail. The conditions of the locating and fastening, and ...
  • Optimizarea tehnologiei de extracție a compușilor fenolici din tescovina de struguri 
    COVACI, Ecaterina; BOTEZATU, Nadejda (Authentication and Conservation of Cultural Heritage. Research and Technique, Iași, 2024)
    În procesul de studiu experimental, în cadrul Centrului de Cercetări Oenologice al Departamentului Oenologie și Chimie, FTA/UTM au fost realizate studii privind influența regiuni viti-vinicole, condițiile de extracție ...
  • Optimization of Aligote dry white wine production under TUM micro-winemaking conditions 
    COVACI, Ecaterina; STURZA, Rodica; DRUȚA, Raisa; SUBOTIN, Iurie ("Alma Mater" Publishing House, Bacau, 2021)
    In laboratory conditions, three samples of dry white wine of the European Aligote grape variety were studied, produced by three different processes respecting the entire technological process: I – classical method without ...
  • 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 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?" ...
  • 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. ...
  • 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 ...
  • Organic selenium (Sel-Plex) effects on productive performance and blood parameters in broiler chickens 
    VOINITCHI, E.; BALANESCU, Diana (Editura "Ion Ionescu de la Brad" Iași 2011, 2011)
    In this study 300 one day old broiler chickens were divided into 2 groups. First group (I) consisted of 150 chickens was decided to be a control group, second group (II) was the experimental one – organic Selenium ( Sel-Plex ...
  • Organic thermoelectric materials: new opportunities 
    CASIAN, A. I.; SANDULEAC, I. I. (Journal of Thermoelectricity, 2013)
    The aim of the paper is to estimate the opportunities of organic materials for thermoelectric applications. Recently in molecular nanowires of conducting polymers the values of ZT ~ 15 were predicted. Still higher values ...
  • Organizarea transportului ca element al sistemului regional al turismului internaţional al Moldovei 
    HÎNCU, Nicolai; CROTENCO, Irina (Institutul de Relaţii Internaţionale din Moldova, 2016)
    În articol este analizat locul şi rolul organizaţiilor de transport în sistemul turismului internaţional al Republicii Moldova. Transportul, în particular cursele internaţionale, reprezintă o ramură important a tur-ismului, ...
  • Organization of the computer means controlled by the image's parameters 
    PERJU, Veacheslav L. (SPIE, 1997)
    A new concept of working out computer means, with the architecture controlled by the parameters of the images (CPI) is being suggested. The methods and processor structures of image parameters determination are presented. ...

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