MgB2 pellets that were sintered by Spark Plasma Sintering (SPS) from commercial powder soldered a SPS process and compared to unsoldered ones. The samples characterized scanning transmission electron microscopy which have shown no visible defects at the junction. SQUID magnetometry four probes resistance measurements confirmed present same magnetic properties as presented soldering technique co...

Penelitian yang dilakukan bertujuan dalam menganalisis serta menguji pengaruh kepemilikan kas dan pertumbuhan aset pada financial distress, dari perusahaan tahun 2020-2021 telah tercatat Bursa Efek Indonesia. Financial distress menjadi variabel dependen pengukuran memakai perhitungan Altman Z-score, sebagai independen. Perusahaan non-manufaktur sektor Property and Real Estate Industrials peneli...

The present research deals with the Risk assessment of groundwater quality. 79 samples were collected from domestic and agricultural usage open bore wells during January 2021(COVID-19 Pandemic Period). Groundwater tested to determine physicochemical parameters using standard testing procedure for preparation spatial distribution maps each parameter based on World Health Organization (WHO) stand...

The purpose of this study is to investigate the response Turkish stock market novel coronavirus pandemic. To probe issue, a dataset based on total 23 selected Borsa Istanbul (BIST) subindices BIST Industrials, Services, and Financial indices for period between 20 March, 2020 31 December, utilized together with growth in weekly numbers new COVID-19 cases deaths both Turkey world. A four models a...

By calculating the mutual information of stock indexes 10 primary industry sectors in China, this paper analyzes dependence relationship among Chinese during COVID-19 and dynamic evolution by using sliding window method. According to actual situation development samples were divided into three stages, namely, calm period, pandemic post-pandemic period. The results show that is significantly enh...

This paper aims to present a benchmarking framework for short- and long-term risk of enterprises in emerging markets that seek integration global value chains. The benchmark instrument particular assess based on accounting data estimations key financial ratios located the Western Balkan region operating materials, industrials, customer-discretionary industries. In total, considers 310 enterpris...

To decrease development costs of aeronautical composite structures, industrials and academic researchers are turning to “virtual testing” methods. help achieve this objective, a new methodology has been developed at the Institut Clément Ader. It is based on complex loading test rig for technological specimens (more representative than usual level coupons) Discrete Ply Model (DPM), model allowin...

The adsorption process is an alternative treatment method used to remove heavy metals of industrials effluents. In the present paper, sorption processes nickel (II), copper (II) and lead in aqueous solutions, utilizing montmorillonite like substrates, including isotherms single metal solutions were studied. According X ray diffraction principal constituent quartz (SiO2) that surface area create...

The aim of this article is to choose the appropriate GARCH model analyse volatility dynamics Tunisian sectorial stock market indices during COVID-19 outbreak period. We explore optimal conditional heteroscedasticity with regards goodness-of-fit these indices. In particular, it proposes four models (EGARCH, FIGARCH, FIEGARCH and TGARCH) measure asymmetric persistence volatility. Our findings poi...