Articole din publicaţii internaţionale: Recent submissions

Now showing items 21-40 of 3475

Major and trace airborne elements and ecological risk assessment: Georgia moss survey 2019–2023

CHALIGAVA, Omari; ZINICOVSCAIA, Inga; PESHKOVA, Alexandra; YUSHIN, Nikita; FRONTASYEVA, Marina; VERGEL, Konstantin; NURKASSIMOVA, Makhabbat; CEPOI, Liliana (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

The study, carried out as part of the International Cooperative Program on Effects of Air Pollution on Natural Vegetation and Crops, involved collecting 95 moss samples across the territory of Georgia during the period ...
Asynchronous Federated Learning: convergence and performance in heterogeneous environments

BADEA, Dan Gabriel; CIOCÎRLAN, Ștefan-Dan; RUGHINIȘ, Răzvan-Victor; ȚURCANU, Dinu (Politechnica University of Bucharest, 2024)

Distributed Machine Learning (DML) utilizes several nodes for training machine learning models, with a central node overseeing data distribution and communication. Federated Learning (FL), a Distributed Machine Learning ...
Composition, structure, and wear resistance of surface nanostructures obtained by electric spark alloying of 65G steel

YURCHENKO, E. V.; GHILEȚCHII, G. V.; VATAVU, S. A.; PETRENKO, V. I.; HAREA, D.; BUBULINCA, C.; DIKUSAR, A. I. (Springer Nature, 2024)

Abstract—: A combination of X-ray diffraction and X-ray fluorescence analysis has shown that the strengthened layer formed during electric spark alloying of 65G steel with a processing electrode made of the T15K6 hard alloy ...
Technical innovations and social implications: mapping global research focus in AI, blockchain, cybersecurity, and privacy

BRAN, Emanuela; RUGHINIS, Răzvan; ȚURCANU, Dinu; NADOLEANU, Gheorghe (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

This study examines the balance between technical and social focus in artificial intelligence, blockchain, cybersecurity, and privacy publications in Web of Science across countries, exploring the social factors that ...
One year of active moss biomonitoring in the identification of PAHs in an urbanized area—prospects and implications

ŚWISŁOWSKI, Paweł; WACŁAWEK, Stanisław; ANTOS, Vojtěch; ZINICOVSCAIA, Inga; RAJFUR, Małgorzata; WACŁAWEK, Maria (Springer Nature, 2024)

Classical monitoring of air pollution provides information on environmental quality but involves high costs. An alternative to this method is the use of bioindicators. The purpose of our work was to evaluate atmospheric ...
Mechanical transmissions with convex–concave multipair contact of teeth in precessional gearing

BOSTAN, Viorel; BOSTAN, Ion; VACULENCO, Maxim (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

In this study, we propose a new toothed gear for mechanical transmissions built from a satellite wheel with two toothed conical crowns, one of which conjugates with a fixed central conical wheel mounted in the transmission ...
Exploring the relationship between the dynamics of the urban–rural interface and regional development in a post-socialist transition

IANOȘ, Ioan; COCHECI, Radu-Matei; PETRIȘOR, Alexandru-Ionuț (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

This study offers, by an empirical analysis, another perspective on post-socialist development, highlighting the role of the urban–rural interface in regional dynamics. The current literature on the relationships between ...
In vitro antioxidant activity of liposomal formulations of sea buckthorn and grape pomace

POPOVICI, Violina; BOLDIANU, Adrian-Bogdan; PINTEA, Adela; CARAUS, Vladimir; GHENDOV-MOSANU, Aliona; SUBOTIN, Iurie; DRUTA, Raisa; STURZA, Rodica (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

This study evaluated the impact of the encapsulation of sea buckthorn and grape pomace extracts in liposomal formulations on the retention and release of bioactive compounds and their antioxidant activity. The profile and ...
Migrace mikro-, makroelementů a těžkých kovů v trofickém řetězci včel

EREMIA, Nicolae G.; COȘELEVA, Olga; JEREGHIA, Vitalii; SUCMAN, Natalia; MARDARI, Tatiana; CATARAGA, Ivan; MACAEV, Fliur Z. (Czech Society of Chemical Engineering, 2024)

This study investigates the migration of microelements (iron, zinc, copper, manganese), macroelements (calcium, potassium, magnesium, sodium, phosphates) and heavy metals (cadmium, lead, nickel, chromium) through the trophic ...
Photoluminiscence and absorption of emission by phonons of indirect transitions in layered GaS single crystals

CRISTEA, E.; TIRON, A.V.; RUSU, E. V.; DOROGAN, A. V.; ZALAMAI, V. V. (Elsevier, 2024)

Absorption in E||b and E⊥c polarizations and photoluminescence at the absorption edge were studied at temperatures range 10–300 K. It was found that the smallest indirect transitions take place from the minimum of conduction ...
Oil seed meals and pasta: a new dimension in by-product valorization

COVALIOV, Eugenia; CAPCANARI, Tatiana; RADU, Oxana; BOIŞTEAN, Alina (Galati University Press, 2024)

This study investigates the incorporation of oilseed meals—specifically pumpkin seed, sunflower seed, and walnut meal—into pasta formulations to enhance nutritional properties and technological functionality. The proximate ...
Exploring the biological value of red grape skin: Its Incorporation and Impact on yogurt quality

COVALIOV, Eugenia; CAPCANARI, Tatiana; REȘITCA, Vladislav; CHIRSANOVA, Aurica; BOIȘTEAN, Alina; STURZA, Rodica; PATRAS, Antoanela; POCOL, Cristina Bianca; RUSEVA, Olga; CHIORU, Ana (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

The study was conducted to study the sustainability and enhanced nutrition gains obtained from incorporating grape skin powder (GSP) extracted from both Fetească Neagră and Rară Neagră grape varieties into yogurt. Grape ...
Urban–rural disparities in greenhouse gas emissions: Fuel consumption in Moldovan households and implications for energy policies

SIMINIUC, Rodica; ȚURCANU, Dinu; VÎRLAN, Anna (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

Climate change, driven by greenhouse gas (GHG) emissions, poses a critical global challenge, with household energy use as a significant contributor. In the Republic of Moldova, stark urban–rural disparities in fuel consumption ...
Integrated machine learning and remote sensing for groundwater potential mapping in the Mekong Delta in Vietnam

NGUYEN, Huu Duy; NGUYEN, Quoc-Huy; DANG, Dinh Kha; NGUYEN, Tien Giang; TRUONG, Quang Hai; NGUYEN, Van Hong; BRETCAN, Petre; ȘERBAN, Gheorghe; BUI, Quang-Thanh; PETRISOR, Alexandru-Ionut (Springer Nature, 2024)

Evaluating groundwater potential is critical for the socioeconomic development of Vietnam. This research aims to assess the underground water potential in the country’s Mekong Delta using the machine learning (ML) such as ...
Connecting nature and technology: using artificial intelligence to plan greener cities

POPESCU, Oana-Catalina; TACHE, Antonio-Valentin; PETRISOR, Alexandru-Ionut (Alexandru Ioan Cuza University of Iasi, 2024)

The field of spatial planning uses digital technologies as support for planning and decision-making activities. Recently, artificial intelligence technologies started to be used also in green infrastructure planning to ...
Methodology for the detection of contamination and gradual outer race faults in bearings by fusion of statistical vibration–current features and SVM classifier

DÍAZ-SALDAÑA, Geovanni; CUREÑO-OSORNIO, Jonathan; ZAMUDIO-RAMÍREZ, Israel; OSORNIO-RÍOS, Roque A.; DUNAI, Larisa; SAVA, Lilia; ANTONINO-DAVIU, Jose A. (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

Bearings are one of the main components of induction motors, machines widely employed in today’s industries, making their monitoring a primordial task; however, most systems focus on measuring one physical magnitude to ...
Detection of contamination and failure in the outer race on ceramic, metallic, and hybrid bearings through AI using magnetic flux and current

CUREÑO-OSORNIO, Jonathan; DÍAZ-SALDAÑA, Geovanni; OSORNIO-RIOS, Roque A.; DUNAI, Larisa; SAVA, Lilia; ANTONINO-DAVIU, Jose A.; ZAMUDIO-RAMÍREZ, Israel (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

Bearings are one of the most essential elements in an induction motor, and they are built with different materials and constructions according to their application. These components are usually one of the most failure-prone ...
AI leads, cybersecurity follows: unveiling research priorities in Sustainable Development Goal-relevant technologies across nations

BRAN, Emanuela; RUGHINIS, Răzvan; ȚURCANU, Dinu; RADOVICI, Alexandru (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

This study presents a global analysis of research priorities for technologies relevant to Sustainable Development Goals (SDGs). We examine 18 technological domains across countries, introducing a novel within-country rank ...
Monitoring the effects of climate, land cover and land use changes on multi-hazards in the Gianh River watershed, Vietnam

NGUYEN, Huu Duy; DANG, Dinh Kha; NGUYEN, Quoc-Huy; PHAN-VAN, Tan; BUI, Quang-Thanh; PETRISOR, Alexandru-Ionut; NGHIEM, Son Van (Institute of Physics, 2024)

In recent decades, global rapid urbanization has exacerbated the impacts of natural hazards due to changes in Southeast Asia’s environmental, hydrological, and socio-economic conditions. Confounding non-stationary processes ...
Increasing energy efficiency and reducing the risk of alteration of the raw material at milk collection centers

URSATII, Nicolai; VOLCONOVICI, Liviu (General Association of the Engineers in Romania (AGIR), 2024)

The paper presented the current situation regarding the pre-cooling and cooling processes of milk at the collection centers in the countries of the European Union and in the Republic of Moldova. It has been found that ...

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