Search Results - "Elsayed, Elsayed Ahmed"

Key drivers of renewable energy deployment in the MENA Region: Empirical evidence using panel quantile regression by BELAÏD, Fateh, Elsayed, Ahmed H., Omri, Anis

“…•We examine the effect of political stability on renewable energy production (RENP)•We investigate whether the financial development affect RENP•Support for…”
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Bioprocess optimization for pectinase production using Aspergillus niger in a submerged cultivation system by El Enshasy, Hesham A, Elsayed, Elsayed Ahmed, Suhaimi, Noorhamizah, Malek, Roslinda Abd, Esawy, Mona

“…Pectinase enzymes present a high priced category of microbial enzymes with many potential applications in various food and oil industries and an estimated…”
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Do geopolitical events transmit opportunity or threat to green markets? Decomposed measures of geopolitical risks by Sohag, Kazi, Hammoudeh, Shawkat, Elsayed, Ahmed H., Mariev, Oleg, Safonova, Yulia

“…The growth of clean energies and technologies requires a sound financial market, while equity and bond markets are exposed to geopolitical risks. We…”
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Dependence structure and dynamic connectedness between green bonds and financial markets: Fresh insights from time-frequency analysis before and during COVID-19 pandemic by Elsayed, Ahmed H., Naifar, Nader, Nasreen, Samia, Tiwari, Aviral Kumar

“…This paper examines the interdependence between green bonds and financial markets in the time-frequency domain by utilizing the multivariate wavelet approach…”
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Medium Optimization by Response Surface Methodology for Improved Cholesterol Oxidase Production by a Newly Isolated Streptomyces rochei NAM-19 Strain by Elsayed, Elsayed A., Ahmed Abdelwahed, Nayera

“…Cholesterol oxidase is an alcohol oxidoreductase flavoprotein with wide biotechnological applications. The current work describes the isolation of a potential…”
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Silver nanoparticles from insect wing extract: Biosynthesis and evaluation for antioxidant and antimicrobial potential by Jakinala, Parameshwar, Lingampally, Nageshwar, Hameeda, Bee, Sayyed, R Z, Khan M, Yahya, Elsayed, Elsayed Ahmed, El Enshasy, Hesham

“…Silver nanoparticles (AgNPs) are among the most widely synthesized and used nanoparticles (NPs). AgNPs have been traditionally synthesized from plant extracts,…”
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Risk transmissions between bitcoin and traditional financial assets during the COVID-19 era: The role of global uncertainties by Elsayed, Ahmed H., Gozgor, Giray, Lau, Chi Keung Marco

“…This paper examines return and volatility connectedness between Bitcoin, traditional financial assets (Crude Oil, Gold, Stocks, Bonds, and the United States…”
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Enhanced Natamycin production by Streptomyces natalensis in shake-flasks and stirred tank bioreactor under batch and fed-batch conditions by Elsayed, Elsayed Ahmed, Farid, Mohamed A, El-Enshasy, Hesham A

“…Natamycin is an antifungal polyene macrolide antibiotic with wide applications in health and food industries. Currently, it is the only antifungal food…”
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Financial stress dynamics in the MENA region: Evidence from the Arab Spring by Elsayed, Ahmed H., Yarovaya, Larisa

“…•We analyse the financial stress transmission in the MENA region.•The short-term connectedness is mainly driven by cross-sectional correlations.•Results…”
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Hybrid Energy Storage Sizing and Power Splitting Optimization for Plug-In Electric Vehicles by Eldeeb, Hassan H., Elsayed, Ahmed T., Lashway, Christopher R., Mohammed, Osama

“…In this paper, we develop formulation of a multi-objective optimization problem (MOOP) to optimally size a battery unit (BU) ultracapacitor (UC) hybrid energy…”
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Volatility transmission and spillover dynamics across financial markets: the role of geopolitical risk by Elsayed, Ahmed H., Helmi, Mohamad Husam

“…This paper examines the effect of geopolitical risk (GPR) on return and volatility dynamics in Middle East and North African (MENA) countries by using an…”
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Asymmetric relationship between green bonds and Sukuk markets: The role of global risk factors by Billah, Mabruk, Elsayed, Ahmed H., Hadhri, Sinda

“…•We examine the asymmetric connectedness of Sukuk and green bonds with regard to global risk factors.•Results indicate a persistent connectedness between Hong…”
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Are Islamic and conventional capital markets decoupled? Evidence from stock and bonds/sukuk markets in Malaysia by Ahmed, Habib, Elsayed, Ahmed H.

“…•We evaluate the decoupling hypothesis between conventional and Islamic financial markets in Malaysia.•We examine dynamic inter connectedness and spillover…”
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Performance analysis of coherent DPSK SIMO laser-based satellite-to-ground communication link over weak-to-strong turbulence channels considering Kolmogorov and non-Kolmogorov spectrum models by Abouelez, Ahmed Elsayed

“…The performance of satellite-to-ground laser-based communication links is highly affected by atmospheric turbulence. Coherent detection with spatial diversity…”
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Inflation synchronization among the G7and China: The important role of oil inflation by Elsayed, Ahmed H., Hammoudeh, Shawkat, Sousa, Ricardo M.

“…We investigate the interconnectedness and spillovers between oil price inflation and CPI inflation in the G7 countries and China over the available period…”
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Central bank digital currencies: An agenda for future research by Elsayed, Ahmed H., Nasir, Muhammad Ali

“…Central bank digital currencies are engendering concern. As understanding of CBDCs is very limited, further research is warranted which will focus not only on…”
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Framework for assessing bridges construction impact on work zone traffic using BrIM by Marzouk, Mohamed, Elsayed, Ahmed

“…This research presents a framework for visualizing bridge construction impact on work zone traffic using Bridge Information Modelling (BrIM) and Google Maps…”
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Oil price shocks and exchange rate dynamics: Evidence from decomposed and partial connectedness measures for oil importing and exporting economies by Chatziantoniou, Ioannis, Elsayed, Ahmed H., Gabauer, David, Gozgor, Giray

“…This paper introduces a novel framework of partial connectedness measures to investigate contagion dynamics between different types of oil price shocks and…”
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Examining connections between the fourth industrial revolution and energy markets by Elsayed, Ahmed H., Billah, Mabruk, Goodell, John W., Hadhri, Sinda

“…We investigate the relationship between assets related to the fourth industrial revolution and alternatively dirty and clean energy markets. We examine…”
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In Vitro and In Vivo Anti-Breast Cancer Activities of Some Synthesized Pyrazolinyl-estran-17-one Candidates by Amr, Abd El-Galil E, El-Naggar, Mohamed, Al-Omar, Mohamed A, Elsayed, Elsayed Ahmed, Abdalla, Mohamed M

“…A series of estrone derivatives, ⁻ , were synthesized from the corresponding arylidine estrone, , , as starting materials, which were prepared by condensation…”
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