Browsing 2020 by Title

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  • 3D micropackaging of integrated circuits 
    BĂJENESCU, Titu-Marius I. (Tehnica UTM, 2020)
    A major paradigm change, from 2D IC to 3D IC, is occurring in microelectronic industry. Joule heating is serious in 3D IC, and vertical interconnect is the critical element to be developed. Also, reliability concerns will ...
  • 5G: future opportunities and challenges 
    BĂJENESCU, Titu-Marius I. (Tehnica UTM, 2020)
    5G is the new mobile communications technology which uses the latest techniques to provide a step change in performance, but it also provides some unique challenges. 5G provides the increased speed, bandwidth, low latency ...
  • Amplitude-time analysis of biomechanical patterns of human motions 
    DAVYDOVA, Nadezhda; LUKASHEVICH, Dmitry; BYKOV, Dmitry; VASIUK, Valery; OSIP, Anatoly (Tehnica UTM, 2020)
    Biomechanical analysis of motions solves the tasks of efficiency estimation of movement realization, search of technique optimal variants and tactics of motion performance, definition of a degree and reasons of not matching ...
  • Application of DC motor as speed and direction control 
    MOHAPATRA, Badri Narayan; MOHAPATRA, Rashmita Kumari (Tehnica UTM, 2020)
    Motion control plays a vital role in industrial atomization. Application wise variety type of motors like DC, AC, stepper or servo are used. Because of easier control DC motors are very popular to the users, its application ...
  • Apprоximate main value perfоrmance analysis оf cоmputing prоcess using shpn with fuzzy parameters 
    GUŢULEAC, Emilian; ZAPOROJAN, Sergiu; MORARU, Victor; SCLIFOS, Alexei; FURTUNĂ, Andrei (Tehnica UTM, 2020)
    Stochastic fluid models are a class of analytic models that have recently drawn the attention of many researchers for the modeling and performance evaluation of complex computer systems and networks (CSN). In this paper ...
  • Architecture of administrative buildings of Chisinau city within the context of world architecture 
    OLEINIC, Svetlana (Tehnica UTM, 2020)
    This article reveals the influence of the conceptual directions of development within world architecture on the active creative processes of modernist and postmodern orientations, which have taken place in Moldovan ...
  • Aspects regarding evaluation of compacting process by vibration of enzyme-stabilized soils 
    BRAGUŢA, Eugeniu; DOBRESCU, Cornelia-Florentina (Tehnica UTM, 2020)
    The paper presents, in synthesis, the outcomes of the research on the experimental methods of soil stabilization with ecological substances in order to achieve some stable and durable structures using technological processes ...
  • Birefringence and exciton spectra of CuAlSe2 and CuAlS2 crystals 
    MAŞNIC, Alisa (Tehnica UTM, 2020)
    The excitonic reflection spectra of CuAlS2 and CuAlSe2 crystals were measured at the temperature of 10 K for polarizations E||c and Ec. Ground and excited states of the excitons were found out in the investigated spectra. ...
  • Challenges of nanotechnologies and some reliability aspects 
    BĂJENESCU, Titu-Marius I.; BÂZU, Marius I. (Tehnica UTM, 2020)
    The article focuses on the analysis of different nanoelectronic architectures with special design rules, taking into account the reliability of the future product. In the next decade, the reliability will play an even ...
  • Characteristics of quantum dots laser subjected to conventional and filtered optical feedback 
    RUSU, Spiridon; CHISTOL, Vitalie; TRONCIU, Vasile (Tehnica UTM, 2020)
    The quantum dots laser under the influence of conventional and filtered feedback is analyzed in the framework of the extended Lang-Kobayashi rate equations. The feedbacks comes from two separate branches: conventional and ...
  • Charge transport and gaz sensing peculiarities of nanocrystalline and amorphous tellurium films 
    TSIULYANU, Dumitru; CIOBANU, Marina; MOCREAC, Olga; AFANASIEV, Andrei (Tehnica UTM, 2020)
    Nanocrystalline and amorphous tellurium thin films have been prepared and their both DC and AC electrical conductivity was investigated to receive the information concerning mechanisms of charge transport at different ...
  • Combined automated installation deployment for milk cooling 
    DAICU, Anatolie; VOLCONOVICI, Augustin; CHIRSANOVA, Ala; VOLCONOVICI, Onorin; SLIPENCHI, Victorin; VOLCONOVICI, Ina (Tehnica UTM, 2020)
    The work was aimed to develop the structural and functional diagram, automatic graphs and operating algorithms of the natural and artificial cooling receiver/accumulator for milk chilling in the capacitive cooler with low ...
  • Density of states for an electronic spectrum with a forbidden band 
    CASIAN, Anatolie; SANDULEAC, Ionel (Tehnica UTM, 2020)
    Quasi-one-dimensional organic crystals with high electrical conductivity at room temperature are prospect materials for thermoelectric applications. However, usually at some low temperature these materials manifest ...
  • Detection and quantification of mycotoxigenic fungi in maize by real-time PCR 
    MITINA, Irina; MITIN, Valentin; TUMANOVA, Lidia; ZGARDAN, Dan; STURZA, Rodica (Tehnica UTM, 2020)
    The article focuses on real-time PCR detection and quantification of Fusarium spp., potential producer of class B fumonisin mycotoxins in mature corn kernels using primers designed to genes FUM1 and FUM6, involved in ...
  • Digital twin for PV module fault detection 
    VALEVICH, Sergey; ASIMOV, Roustam; KRUSE, Ingmar; ASIPOVICH, Vitaly (Tehnica UTM, 2020)
    This paper is focused on photovoltaic (PV) installation fault detection techniques. Three methods of PV module fault detection were proposed, implemented, and tested on real PV plant located in Nürnberg, Germany. Proposed ...
  • Drying installation for granular products in the suspension layer 
    BALAN, Mihail; BERNIC, Mircea; ŢISLINSCAIA, Natalia (Tehnica UTM, 2020)
    One of the main problems of wet plant products drying processes is the long duration of thermal tartarization, which consequently leads to the diminution of the quality indices. This problem is exacerbated in the case of ...
  • Elaboration of the platform for flexoelectric investigation of GaN microtubes 
    MONAICO, Elena; TRIFAN, Catalin; MONAICO, Eduard; TIGINYANU, Ion (Tehnica UTM, 2020)
    In this paper, the design and elaboration of a cost-effective technological process for the fabrication of the platform for the study of flexoelectric properties of GaN microtubes with the diameter of 2 - 5 μm and the ...
  • Energy use pattern of selected commercial poultry farms in Ogun State, Nigeria 
    BABALOLA, Ayoola A.; SANUSI, Abisola O.; ADETIFA, Babatunde O.; ADEYEMI, Hezekiah O.; OLATUNDE, Olanrewaju B. (Tehnica UTM, 2020)
    Energy represents an important component of agriculture and essential to the sustainable production of poultry meat and egg. Despite several efforts at ensuring self-sufficiency in the local production of poultry products ...
  • Experimental observations on efficiency difference between helical and straight bladed vertical axis wind turbines 
    RABEI, Ivan (Tehnica UTM, 2020)
    While in operation, the straight bladed vertical axis wind turbines (VAWTs) are affected by the variations in loadings that result in torque and power oscillations. This problem is considered to be solved by adopting helical ...
  • Features of stress-strain behaviour of basalt fibre reinforced concrete beam structures 
    RUSU, Ion; KHUDOBYCH, Artur; TSELIKOVA, Alina; KARPIUK, Vasyl; KARPIUK, Irina; ZAVOLOKA, Michael (Tehnica UTM, 2020)
    The paper deals with the results of multi-method test studies of the bearing capacity, stress-strain behaviour and crack resistance of the 2000х200х100 mm reinforced concrete beams and basalt fibre reinforced concrete beams ...

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