Zobrazeno 1 - 10
of 110
pro vyhledávání: '"Michael Stelter"'
Publikováno v:
Chemical Engineering Journal Advances, Vol 18, Iss , Pp 100615- (2024)
The electrochemical determination of chemical oxygen demand (COD) presents a promising alternative to the standard method, addressing concerns related to toxic chemicals, extended measurement time, and automation challenges. This review aims to compr
Externí odkaz:
https://doaj.org/article/c70a1fe65e6546038713cc751017148f
Publikováno v:
Applied Sciences, Vol 14, Iss 17, p 7836 (2024)
This study investigated the effect of different synthesis parameters including pre- and post-hydrothermal treatment on the formation of a high-quality SSZ-13 membrane layer. The membranes were identified initially by the gas tightness test, then were
Externí odkaz:
https://doaj.org/article/89863c6c7ffd4246b4e097d7799798cc
Autor:
Erica Brendler, Karsten Meiner, Jörg Wagler, Alexandra Thiere, Alexandros Charitos, Michael Stelter
Publikováno v:
Molecules, Vol 29, Iss 12, p 2848 (2024)
Copper ores and concentrates thereof feature an increasingly notable content of impurities such as arsenic and other hazardous elements. As an alternative to the state-of-the-art partial roasting process, arsenic could be removed by the alkaline sulf
Externí odkaz:
https://doaj.org/article/495982e2b2554249b6d3d5a2787e6b26
Autor:
Michael Kober, David Smykalla, Bernd Ploss, Maria Wächtler, Krishan Kumar, Michael Stelter, Sebastian Engel
Publikováno v:
Polymers, Vol 16, Iss 7, p 929 (2024)
Polymer–semiconductor hybrid materials or composites have been investigated with respect to their microstructure, optical, photoconductive, and ferroelectric properties. For this purpose, either CdSe quantum dots or (Cd:Zn)S microparticles were dis
Externí odkaz:
https://doaj.org/article/963aef9c4a0f478dacc126deb366025f
Autor:
Avinash Kandalam, Markus A. Reuter, Michael Stelter, Markus Reinmöller, Martin Gräbner, Andreas Richter, Alexandros Charitos
Publikováno v:
Metals, Vol 13, Iss 10, p 1728 (2023)
Part I of this series of papers focuses on plant and reactor engineering aspects of the TSL reactor technology. A general flowsheet is presented, while emphasis is given to the definition of different reactor zones in terms of fluid dynamics and occu
Externí odkaz:
https://doaj.org/article/418df55a18ab47c1a4a9cbe9144001e0
Autor:
Avinash Kandalam, Markus A. Reuter, Michael Stelter, Markus Reinmöller, Martin Gräbner, Andreas Richter, Alexandros Charitos
Publikováno v:
Metals, Vol 13, Iss 10, p 1742 (2023)
In Part II of this series of review papers, the reaction mechanisms, thermodynamics, slag chemistry and process flowsheets are analyzed concerning cases where the TSL bath smelter has found its application. These include the primary and secondary pro
Externí odkaz:
https://doaj.org/article/f049c14215334da1aa25eb04272e6007
Publikováno v:
Ultrasonics Sonochemistry, Vol 82, Iss , Pp 105867- (2022)
The increasing quantity and variety of organic contaminants discharged into surface and groundwater increase the necessity of additional and suitable water treatment methods, which can be incorporated into existing wastewater treatment plants. The hu
Externí odkaz:
https://doaj.org/article/20a6cec9295546799af4ebe35f2e6123
Autor:
Alireza Taherizadeh, Anja Harpf, Adrian Simon, Jungkyu Choi, Hannes Richter, Ingolf Voigt, Michael Stelter
Publikováno v:
Results in Chemistry, Vol 4, Iss , Pp 100466- (2022)
In this study, the effect of synthesis method on the structural stability of low-silica CHA zeolite crystals were investigated. For this purpose, template-free CHA crystals with similar chemical compositions were synthesized using seeded secondary gr
Externí odkaz:
https://doaj.org/article/eb787488263149079a9e4310111d8d7b
Publikováno v:
Batteries, Vol 8, Iss 9, p 103 (2022)
Sodium-beta alumina is a solid-state electrolyte with outstanding chemical, electrochemical, and mechanical properties. Sodium polyaluminate is successfully employed in established Na–S and Na–NiCl2 cell systems. It is a promising candidate for a
Externí odkaz:
https://doaj.org/article/26209dbcf58f4ff4bf04c940c115613b
Publikováno v:
Catalysts, Vol 12, Iss 7, p 754 (2022)
Advanced oxidation processes are promising techniques for water remediation and degradation of micropollutants in aqueous systems. Since single processes such as sonolysis and photocatalysis exhibit limitations, combined AOP systems can enhance degra
Externí odkaz:
https://doaj.org/article/4c3c2327c3014db2bf809c108af4c8e1