Cerca risorse accademiche

Here, (K0.44Na0.52Li0.04)(Nb0.9-xTa0.1Sbx)O3 [KNL(N0.9-xTSx)] lead-free ceramics withpotential technological applications are made through B-position substitution on the perovskitestructure by Sb ions. This strategy gene...

Introduction. Obtaining self-compacting structural lightweight concretes (LWSCC) is an urgent scientific and practical task in the development of multifunctional building materials, where the main problem is to maintai...

Economic textbooks relate the principle of comparative advantage using examples of two products and two countries, the 2x2 case. We shall suggest an approach describing any finite number of products m and countries n, th...

The dynamics of technological frontier of Russian industries in 2019–2023 under the conditions of external shocks, such as the COVID-19 pandemic and the 2022 sanctions, has been studied. Unlike traditional DEA-based st...

The given methodology for assessing the efficiency coefficient of a gas pipeline based on the determination of a new informative parameter - the maximum level of non-technological fluid accumulations in its cavity. The p...

This research focuses on developing a neural network model in the Python programming language to solve the technological problem of forecasting potato yields with limited agroclimatic data. The developed program is consi...

Advanced analytical techniques such as Inductively Coupled Plasma Mass Spectrometry (ICP-MS) are powerful tools for chemical analysis; however, they present several practical challenges, including high operating costs, t...

Forest fires have exhibited an escalating trend in both frequency and intensity globally, with major and catastrophic events causing significant damage to forest resources, human lives, and property. Timely and accurate ...

Objetivou-se identificar e quantificar indicadores-referência de sistemas de produção de leite no Extremo Sul da Bahia. Analisaram-se o perfil tecnológico e os indicadores zootécnicos, econômicos e de tamanho de no...

BackgroundIn the field of geological exploration of coal mines, methods such as in-seam seismic exploration, the transient electromagnetic method, and audio-frequency electrical penetration offer unique technical advanta...

The paper presents the study of the optical properties of a thin layer of Cadmium Sulphide deposited on Cadmium Telluride films. CdTe thin films were obtained by vapor phase condensation method using different technologi...

Fog harvesting or fog catching is a technological breakthrough used as a sustainable and environmentally friendly water source. This technology utilizes mist converted into water droplets captured by the fog collector. T...

Green finance is an important tool that would help in reducing environmental degradation and promoting sustainable development as a means of reducing the burning socio-economic challenges inherent in rapidly urbanizing n...

The work presents the results of experimental studies of thin film thermoelectric generators based on quaternary compounds PbSnAgTe and doped PbTe:Sb in the temperature range of 300–450 K. It is shown that the selected...

The article addresses the urgent issue of the transformation of household financial behavior during a period of economic instability caused by a combination of war-related risks, inflationary pressures, and structural ch...

The work consists of three parts, i.e.: introduction, typology of the technological change, and study of the innovation in postkeynesian models. In the introduction, is analyzed the role of technology in the dynamics o...

In this Ph. D thesis, the main significant contributions are: formulation of a new non-linear membership function using fuzzy approach to capture and describe vagueness in the technological coefficients of constraints in...

The paper tries to extend the traditional analysis of the firm by studying its optimal dynamic behavior when facing the alternatives to invest in two types of stocks, inventories and fixes capital. The objective of the f...