Articole din publicaţii naţionale: Recent submissions

Now showing items 1401-1420 of 1493

3D modeling of the Peierls transition in TTF-TCNQ organic crystals

ANDRONIC, Silvia (Academy of Sciences of Moldova, 2015)

The Peierls structural transition in quasi-one-dimensional (Q1D) TTF-TCNQ organic crystals of is studied in the 3D approximation. Two the most important electron-phonon interactions are considered. The analytic expression ...
Communication with chaos using semiconductor lasers with an air gap

OLOINIC, T.; RUSU, S.; TRONCIU, V. (Academy of Sciences of Moldova, 2015)

This paper reports the numerical results of the dynamical behavior of an integrated semiconductor laser subject to multiple optical feedback loops. The laser setup consists of a distributed feedback active section coupled ...
Possible Operation Modes of Moldovan, Ukrainian and Romanian Electrical Power Systems Joint Work

POSTOLATI, V.; BYKOVA, E.; BERZAN, V.; BOSHNEAGA, V.; SUSLOV, V.; RADILOV, T. (Institutul de Energetica al AŞM, 2015)

Types of intersystem controlled tie-lines, that may allow the joint work of power systems of Moldova, Ukraine and Romania, are proposed in this paper. The use of intersystem controlled ac transmission lines based on compact ...
Промышленная теплонасосная установка на диоксиде углерода с испарителями, работающими на различных температурных уровнях и при переменной нагрузке

ŞIT, M. L.; BALANUŢĂ, A.; ŞIT, B. М. (Institutul de Energetica al AŞM, 2010)

Разработана структурная схема промышленного теплового насоса на диоксиде углерода, функционирующем в сверхкритическом термодинамическом цикле, с двумя параллельно включенными испарителями, работающими на разных температурных ...
Long-Term Solar Irradiance Forecasting

BRAGA, D.; CHICCO, G.; GOLOVANOV, N.; PORUMB, R. (Institutul de Energetica al AŞM, 2020)

The past decade has been characterized by considerable increase of the penetration level of solar photovoltaic systems in energy systems throughout the world. At the same time, solar irradiance has an intermittent nature. ...
Methodology for Assessment the Possibility of Transfer Six-Phase Power Line into the Mode of Operation with Incomplete Number of Phases

KIORSAK, M.; TURTURICA, N. (Institutul de Energetica al AŞM, 2020)

In electric power systems due to various reasons: short circuits, phase breaks, ice melting, phase-by-stage repair of a high-voltage power line (transmission line), interruptions in the power sup-ply to the consumer occur. ...
Теоретические и практические аспекты совершенствования процессов биогазовой технологии

COVALIOV, V. V.; UNGUREANU, D. V.; COVALIOVA, O. V. (Institutul de Energetica al AŞM, 2012)

Рассмотрена общая концепция и пути повышения эффективности анаэробных процессов метанообразования, предложены новые решения по очистке биометана и повышению его выхода в составе биогаза за счет оптимизации технологии, ...
Dynamics of a semiconductor laser under the influence of multisection feedback: applications to chaos-based communications

RUSU, S. S.; TRONCIU, V. Z. (Academy of Sciences of Moldova, 2016)

This paper reports the numerical results of the dynamical behavior of a novel integrated semiconductor laser subject to multiple optical feedback loops. Due to the influence of the feedback, under appropriate conditions, ...
Synchronization and optical communications by the chaos modulation technique using quantum dot lasers with T-type optical feedback

CIOBANU, N.; RUSU, S. S.; TRONCIU, V. Z. (Academy of Sciences of Moldova, 2016)

We investigate the synchronization and optical communication processes using quantum dots lasers under the influence of external T-type optical feedback. The dynamical behavior of a single mode laser is studied in terms ...
Автономная система теплоснабжения потребителей со значительно различающейся тепловой инерцией

BERZAN, Vladimir; ŞIT, Mihail; TIMCENCO, Dmitrii; ŞVIDCENCO, Serghei; NICONOROVA, Iulia; COTRUŢĂ, Alexandr (Institutul de Energetica al AŞM, 2012)

В работе рассмотрены проблемы, возникающие при переходе от централизованной системы теплоснабжения комплекса объектов, содержащих здания с различающейся в сотни раз тепловой инерцией. Рассмотрено влияние водяного объема ...
A comparative study of photoconductivity decay in granular and nanowire ZnO

POSTOLACHE, Vitalie (Academy of Sciences of Moldova, 2016)

A comparative analysis of transient photoconductivity in microgranular ZnO and ZnO nanowires prepared by oxidizing bulk ZnTe and ZnTe nanowires, respectively, is performed in this paper. The measurements are carried out ...
District Heating Systems in Republic of Moldova: Reality and Perspectives

LEU, Vasile; CERNEI, Mihai (Institutul de Energetica al AŞM, 2019)

The article presents the history of centralised distric0.t heating systems in Republic of Moldova, evolution, current state and prospects for short-term investments financed by raising funds from external creditors. ...
Luminescence of porous semiconductor media covered with metallic films

POSTOLACHE, Vitalie (Academy of Sciences of Moldova, 2016)

Porous GaP and InP layers with a pore diameter and a skeleton wall thickness of about 50 nm are prepared on bulk substrates by anodization; microgranular ZnO structures are produced by thermal treatment of ZnTe single ...
A comparative study of photoconductivity decay in ZnO-based MSM structures and nanowires

RUSU, E.; POSTOLACHE, V.; CURMEI, N.; URSAKI, V. (Academy of Sciences of Moldova, 2016)

Comparative analysis of transient photoconductivity in ZnO-based MSM structures and nanowires is performed in this paper. The measurements are carried out at room temperature in ambient air. The mechanisms of photoconductivity ...
Two-dimensional cavity polaritons under the influence of strong perpendicular magnetic and electric fields

MOSKALENKO, S. A.; PODLESNY, I. V.; DUMANOV, E. V.; SHUTOVA, L.; LELEACOV, I. (Academy of Sciences of Moldova, 2015)

The properties of two-dimensional (2D) cavity polaritons subjected to the action of strong perpendicular magnetic and electric fields giving rise to the Landau quantization (LQ) of the 2D electrons and holes accompanied ...
Bibliometric Assessment of Research on Energy in the World, in the Eastern Europe and in the Republic of Moldova

ŢURCAN, Nelly; CUJBA, Rodica (Institutul de Energetica al AŞM, 2019)

Society is becoming increasingly dependent on energy. It is a stimulating factor for economic growth and technological change, but also the most significant limiting factor. The analysis of research trends on energy is of ...
Instituţii de sprijin al întreprinderilor de producţie inovatoare

TIMOTIN, Ludmila (Academia de Studii Economice din Moldova, 2016)

În articol, sunt analizate formele specifice de suport pentru antreprenoriatul inovator, inclusiv cele orientate spre consolidarea cooperării cu Guvernul a instituțiilor de cercetare ştiinţifică și a întreprinderilor, în ...
Series and parallel connection of individual Pd-modified ZnO nanowires for gas sensing applications

LUPAN, O.; POSTICA, V.; CRETU, V.; PAUPORTE, T.; ADELUNG, R. (Academy of Sciences of Moldova, 2016)

The hydrogen gas sensing properties of nanodevices based on two ZnO nanowires (NWs) functionalized/modified with palladium (Pd/ZnO) at room temperature are studied. The main goal of the study is to find which of the ...
Problema locuinţei sociale în Republica Moldova

DODU-GUGEA, Larisa; LÎSÎI, Aliona (Academia de Studii Economice din Moldova, 2011)

Asigurarea cu locuinţe are un rol important atât pentru cetăţenii ţării noastre, cât şi pentru ameliorarea situaţiei privind numărul locurilor de muncă şi crearea condiţiilor pentru dezvoltarea durabilă a economiei naţionale.
Leasingul – sursă financiară investiţională

BUGAIAN, Larisa; MALCOCI, Galina (Academia de Studii Economice din Moldova, 2010)

Leasingul a apărut ca o modalitate de finanţare modernă, flexibilă, mult mai avantajoasă faţă de sistemele clasice. Între timp, leasingul a suferit transformări, în sensul adaptării surselor de finanţare la cerinţele din ...

Now showing items 1401-1420 of 1493

Search DSpace

Advanced Search

Browse

All of DSpace
This Collection
- By Issue Date
- Authors
- Titles
- Subjects

Recently added

Articole din publicaţii naţionale: Recent submissions

Search DSpace

Browse

All of DSpace

This Collection

My Account