Zobrazeno 1 - 10
of 25 710
pro vyhledávání: '"microwave irradiation"'
Autor:
Taisiia Sokolova, Galyna Krusir, Hanna Shunko, Hanna Korkach, Olga Makarova, Viktoriia Tolstykh, Valeriia Sokolova
Publikováno v:
Ecological Engineering & Environmental Technology, Vol 25, Iss 11, Pp 399-409 (2024)
Increased consumption of coffee in the world leads to the accumulation of food waste that is not properly utilised properly, but have prospects for further processing into a targeted with added value. The aim of this study is to produce biochar from
Externí odkaz:
https://doaj.org/article/4a6412eebe204af18f7d3edb69922622
Publikováno v:
Sustainable Environment Research, Vol 34, Iss 1, Pp 1-13 (2024)
Abstract Graphite has been a critical raw material in recent years due to its high economic importance and high risk of supply disruptions. The traditional source of graphite is natural graphite ores; however, the production of natural graphite ores
Externí odkaz:
https://doaj.org/article/742d964c6ffe4b319f8263de45f20251
Publikováno v:
Indonesian Journal of Chemistry, Vol 24, Iss 5, Pp 1573-1582 (2024)
Contrast agents are extensively used to enhance the quality of images in computed tomography (CT) scans for brain exams, vascular imaging, and full-body imaging. Recent data indicate that iodine-based contrast agents have brief durations of blood cir
Externí odkaz:
https://doaj.org/article/752d8348b8d14d68ac50b26e7220af15
Publikováno v:
Indonesian Journal of Chemistry, Vol 24, Iss 4, Pp 997-1010 (2024)
Four vanadyl pyrophosphate (VPO) catalysts were prepared via the sesquihydrate precursor route using direct microwave irradiation and reflux synthesis methods. The synthesis of the sesquihydrate precursor was carried out in 2 stages. The synthesized
Externí odkaz:
https://doaj.org/article/66c10b7b7714414bae950205a9242846
Publikováno v:
Meitan xuebao, Vol 49, Iss S1, Pp 382-393 (2024)
The anthracite and Lewis acid catalyst CuCl2 were mixed evenly and placed under the alternating action of microwave field and solid state shear field for solid state reaction. The microwave field made the internal temperature of the coal reach the re
Externí odkaz:
https://doaj.org/article/a35975b522db4c4eaf1d0af38213aac5
Publikováno v:
International Journal of Mining Science and Technology, Vol 34, Iss 6, Pp 799-819 (2024)
Understanding the effects of microwave irradiation and thermal treatment on the dynamic compression and fragmentation properties of rocks is essential to quantify energy consumption in rock engineering. In this study, Fangshan granite (FG) specimens
Externí odkaz:
https://doaj.org/article/f225d9c446db4a54a8babb7fe84b45f7
Publikováno v:
Journal of Chemical and Petroleum Engineering, Vol 58, Iss 1, Pp 149-163 (2024)
Silver nanoparticles (Ag NPs) as a new antibiotic generation were green produced using Arabic gum, as capping and stabilizing agents, under microwave heating. Results indicated that using 0.5 mL of 3 mM silver nitrate solution and 0.5 mL of Arabic gu
Externí odkaz:
https://doaj.org/article/c8985492f71545ff849868e312e3dc72
Publikováno v:
Case Studies in Thermal Engineering, Vol 63, Iss , Pp 105355- (2024)
Microwave irradiation has been considered a promising solution for high-temperature cracking rock. Most of the current researches are concentrated on investigating the effects of microwave irradiation on the physical and mechanical properties of rock
Externí odkaz:
https://doaj.org/article/2e881187f4f4470890bde8142e3021aa
Autor:
Ashok Raj Patel, Gurupada Maity, Tanmay K. Pati, Laksmikanta Adak, Christopher L. Cioffi, Subhash Banerjee
Publikováno v:
Frontiers in Chemistry, Vol 12 (2024)
We report the fabrication of a novel spinel-type Pd₀.₁Cu₀.₉Co₂O₄ nano-flake material designed for Mizoroki-Heck and Suzuki coupling-cum-transesterification reactions. The Pd₀.₁Cu₀.₉Co₂O₄ material was synthesized using a simple
Externí odkaz:
https://doaj.org/article/955a855e89374127891fab3205821096
Autor:
Rodrigo González-Castañeda, Omar Negrellos Correa, Raquel Gómez-Pliego, Alan Álvarez-Sánchez, Anuar Gómez-Tagle, Benjamín Velasco-Bejarano
Publikováno v:
Results in Chemistry, Vol 11, Iss , Pp 101771- (2024)
Studies have shown that the heterocyclic molecules of the 2,2-diphenyl-1,3,2-oxazaborolidin-5-one (DPOXA) type have wide and varied biological activity with herbicidal, insecticidal, fungicidal, antibacterial, and apoptotic properties. Several method
Externí odkaz:
https://doaj.org/article/c1fb95d0ffb44a2ca361571d6d9a24ef