Articole din publicaţii internaţionale: Recent submissions

Now showing items 361-380 of 3225

Investigation of Steady-State Single-Phase Short Circuit Modes of Phase-Shifting Autotransformer with Hexagonal Scheme and Adjusting Autotransformer

BOSNEAGA, Valeriu; SUSLOV, Victor (Institute of Electrical and Electronics Engineers, IEEE, 2023)

The purpose of this work is to study the steady-state modes of operation of proposed new device at single-phase short circuit of the load for different connection options of regulating autotransformer to hexagon circuit ...
Cadrul conceptual de adaptare a tehnologiilor pedo-conservativ-regenerative climato-optimizate la condițiile Republicii Moldova (în dezvoltarea conceptului FAO)

JIGĂU, Gheorghe; DOBROJAN, Sergiu; CIOLACU, Tatiana; TURCHIN, Boris; DOBROJAN, Galina; PLĂCINTĂ, Nina; STADNIC, Angela; BOLOCAN, Nistor (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2022)

The chernozems of the space between the Prut and the Dniester have an increased potential for resilienceadaptation to climate change due to the specific bio-pedo-climatic conditions of the region in the last 6.0-4.5 thousand ...
Tratarea semințelor de soia cu bacterii azotofixatoare în scopul sporirii recoltei și calității producției agricole

TODIRAȘ, Vasile; PRISACARI, Svetlana; LUNGU, Angela (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2022)

En conditions de champ ont été testées bactéries ayant la capacité stimulant ou d,azotofixator. Par conséquence de la recherche on a établi leur efficacité a l,egard de la croissance, le développement , la productivite et ...
Impactul mulcelui de polietilenă cu densitate scăzută asupra proceselor de creștere și dezvoltare la soia

TODIRAȘ, Vasile; CORCIMARU, Serghei; PRISACARI, Svetlana; LUNGU, Angela (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2022)

As a result of the investigation of the impact of soil contamination of the typical low-humus chernozem soil with polyethylene (LDPE, 1-5 g / kg) it was established that the amount of 5 g / kg is toxic both for the growth ...
Efectul nanoparticulelor în baza fierului asupra procesului de creștere a plantelor de soia în solul poluat cu poluanți organici persistenți

TODIRAȘ, Vasile; CORCIMARU, Serghei; PRISACARI, Svetlana; LUNGU, Angela (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2023)

In the given material, the influence of iron-based nanoparticles on the growth processes of soybean plants on the background of soil polluted with persistent organic pollutants (POPs) was studied. A more pronounced effect ...
Метагеномный анализ бактериального сообщества карбонатного чернозема

ИНДОИТУ, Диана (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2023)

Bacteria, one of the most abundant groups of microorganisms in soil, play an important role in organic matter decomposition and nutrient cycling. In-depth studies of soil bacterial communities became possible only thanks ...
Abundența și diversitatea procariotelor cernoziomului tipic din Republica Moldova

FRUNZE, Nina (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2023)

The study of the abundance and genetic diversity of the prokaryotes of the typical chernozem, using the PCR (polymerase chain reaction) molecular method of sequencing the 16S rRNA gene, was carried out for the first time ...
Influența practicilor agricole asupra unor indicatori ecologici ai microbiomului solului

ARTIOMOV, Laurenția (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2023)

The paper presents the result of the research of the microbiome of the typical chernozem. The anthropic load of the soil, the agricultural management system influenced the formation of the communities of Archaea and Bacteria ...
Specificul polimorfismului zeinei endospermului la hibrizii autohtoni de porumb din diferite grupe de maturitate

BATÎRU, Grigorii; COMAROVA, Galina; BOUNEGRU, Serghei; ADAMCIUC, Arcadii; COJOCARI, Dumitru; ROTARI, Eugen (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2023)

The paper presents the results of using the polymorphism of zein (the prolamin fraction of the maize endosperm protein) under an applied aspect to solve the problem of accelerating and improving the quality of corn seed ...
Particularităţile morfo-culturale ale tulpinii Aspergillus niger 33 CNMN FD 06A - producător de amilaze

CONDRUC, V.; DESEATNIC-CILOCI, A.; LABLIUC, S. (Institutul de Microbiologie şi Biotehnologie, 2009)

Scopul cercetărilor a constat în studierea particularităţilor morfologice – creşterea, sporularea, dimensiunile, forma, aspectul şi culoarea coloniilor ale tulpinii în studiu la cultivarea pe medii nutritive agarizate.
The influence of some metal nanooxides on the exocellular amylase activity of Aspergillus niger CNMN FD 06 mycelial fungal strain

CONDRUC, V.; CILOCI, A.; CLAPCO, S.; DVORNINA, E.; LABLIUC, S. (Institutul de Microbiologie şi Biotehnologie, 2022)

In the research were included the nanoparticles (NPs) as follow: nanodioxide of Ti (TiO2) with dimensions of 21 nm and <100 nm, titanium silicon oxide nanoparticles TiSiO4<50 nm, nanooxides Fe3O4 50-100 nm, ZnO ≤50 nm and ...
Sinteza orientată a proteazelor la micromiceta Fusarium gibbosum CNMN FD 12 sub influența compușilor coordinativi ai Ba(II), Sr(II), Ca(II) cu Co(II) și ligand polidentat

CILOCI, Alexandra; CLAPCO, Steliana; CONDRUC, Viorica; LABLIUC, Svetlana; DVORNINA, Elena; URECHE, Dumitru; BULHAC, Ion (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2023)

The effect of the heterometallic coordination compounds of Ba(II), Sr(II), Ca(II) with Co(II) and polydentate ligand on the synthesis of proteases in the micromycete Fusarium gibbosum CNMN FD 12 was evaluated. Based on the ...
Evaluarea efectului compușilor coordinativi heterometalici AI Ba (II), Sr(II), Ca(II) cu Co(II) și ligand polidentat asupra biosintezei amilazelor la tulpina de fungi Aspergillus niger CNMN FD 06

CILOCI, Alexandra; CLAPCO, Steliana; CONDRUC, Viorica; LABLIUC, Svetlana; DVORNINA, Elena; URECHE, Dumitru; BULHAC, Ion (Filiala (Secţia) Nord a Academiei de Științe a Moldovei, 2023)

Expanding of the spectrum of transition metal coordination complexes and their application as regulators of the biosynthetic process in fungi allows highlighting the compounds with important biological properties able to ...
Effect of Millimeter-Range Electromagnetic Radiation on the Biosynthesis of Extracellular Hydrolytic Enzymes in Aspergillus and Penicillium Micromycetes

CHILOCHI, A. A.; TYURINA, Zh. P.; KLAPKO, S. F.; STRATAN, M. V.; LABLYUK, S. V.; DVORNINA, E. G.; KONDRUK, V. F. (Springer Nature Switzerland, 2011)

The influence of the following parameters of millimeter-range electromagnetic radiation on the biosynthesis of extracellular hydrolases and the life cycle of Aspergillus niger 33 and Aspergillus niger 33–19 CNMN FD 02A ...
Photovoltaic Stations with NPC Inverters Adjusted by Specific Control and PWM Schemes and Algorithms

OLESCHUK, Valentin; LUPU, Mihai (Institute of Electrical and Electronics Engineers (IEEE), 2023)

This paper presents brief overview of the use of modulated neutral-point-clamped (NPC) inverters (NPCINs) with specific control and modulation schemes and techniques as basic workhorses of transformer-based grid-connected ...
Basic Aspects of the Theoretical and Practical Relevance of the Method of Synchronous Multi-Zone PWM for Power Inverters

OLESCHUK, Valentin; TIRSU, Mihai (Institute of Electrical and Electronics Engineers (IEEE), 2023)

This paper briefly reviews the development and widespread use of an alternative method of synchronous multi-zone pulse width modulation (SMZ PWM), based on a non-standard time-domain-oriented space vector approach, for the ...
Excitonic spectra and energy band structure of ZnAl2Se4 crystals

SYRBU, N. N.; ZALAMAI, V. V.; TIRON, A. V.; TIGINYANU, I. M. (Elsevier, 2015)

Absorption, reflection and wavelength modulated reflection spectra were investigated in ZnAl2Se4 crystals. The energy positions of ground and excited states for three excitonic series (А, В and С) were determined. The main ...
Excitonic spectra of TlGaSe2 crystals

SYRBU, N. N.; ZALAMAI, V. V.; BEJAN, N. P.; TIRON, A. V. (Editura Academiei Romane, 2015)

The indirect transitions in excitonic region with phonons emission in absorption spectra of TlGaSe2 crystals and ground and excited states of four excitonic series A, B, C and D were observed. The parameters of excitons ...
The interference of birefractive waves in ZnAl2Se4:Co2+ crystal

SYRBU, N. N.; ZALAMAI, V. V.; TIRON, A.; TIGINYANU, I. M. (Elsevier, 2016)

The anisotropy of reflection, transmission and wavelength modulated reflection and transmission optical spectra of ZnAl2Se4 crystals doped by cobalt were investigated at 10 and 300 K. Intersections of refractive indices ...
Optical properties and birefringence of ZnIn2S4 layered crystals

STAMOV, I. G.; ZALAMAI, V. V.; SYRBU, N. N.; TIRON, A. V. (Elsevier, 2020)

Interference spectra of layered ZnIn2S4 crystals were investigated for samples of different thicknesses (7.5–900 μm). Spectral dependences of refractive indices (na and nb) for light waves with different polarizations were ...

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