Zobrazeno 1 - 10
of 35
pro vyhledávání: '"Sabine Kareth"'
Publikováno v:
Journal of CO2 Utilization. 37:173-179
Chiral molecules pose great research potential related to their wide applications in various industries due to the different biological effects of enantiomers. Chiral temperature-composition (melting) phase diagrams are widely available for atmospher
Autor:
Mihaela Ivanova, Sabine Kareth, Katja Franke, Jaypee Quiño, Andreas Braeuer, Marcus Petermann
Publikováno v:
Microporous and Mesoporous Materials. 260:17-23
Drug-concentration profiles inside silica alcogels were measured with one-dimensional Raman spectroscopy during wet impregnation. Transparent silica alcogels were impregnated with either paracetamol or ibuprofen by immersing the alcogels in concentra
Publikováno v:
The Journal of Supercritical Fluids. 132:99-104
The bioavailability of a pharmaceutical depends on the crystal structure of a polymorphic active ingredient or excipient. By changing the process parameters of the PGSS ( P articles from G as S aturated S olutions) process i.e. thermodynamic conditio
Publikováno v:
The Journal of Supercritical Fluids. 132:76-82
In the present work, a sol-gel process with the precursor tetramethyl orthosilicate (TMOS) is investigated. The gelation was carried out in three different organic solvents. In addition the organic solvents were substituted by six different ionic liq
Autor:
Ulf-Peter Apfel, K. Junge Puring, Marcus Petermann, Michael Prokein, M. Dorn, O. Evers, Sabine Kareth, Nils Mölders, Eckhard Weidner
Publikováno v:
Chemie Ingenieur Technik. 92:1283-1284
Verkapselte Systeme sind vor allem für die Lebensmittelindustrie und Pharmazie von großer Bedeutung. Die Herausforderung bei der Herstellung von Mikrokapseln liegt darin, eine möglichst große Menge an verkapseltem Material zu erreichen und das Fr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::018cce028ca7d5758bf5a63724c6fccc
https://publica.fraunhofer.de/handle/publica/252757
https://publica.fraunhofer.de/handle/publica/252757
Publikováno v:
The Journal of Supercritical Fluids. 96:324-333
This paper reports an integral continuous process of polymerization and micronization of powder coatings using supercritical CO2 as solvent. Combining different process steps into one single process, using ultra short production chains, can be one fu
Autor:
Mihaela Ivanova, Marcus Petermann, Angela Puls, Alina-Mihaela Hanu, Sabine Kareth, Anja-Verena Mudring, Bert Mallick
Publikováno v:
Chemical Engineering & Technology. 37:1873-1878
In situ synthesis of silica gels via a one-step sol-gel process at ambient pressure or in supercritical CO2 was investigated. The influence of compressed gas, ultrasound irradiation, and quaternary ammonium salt (choline chloride) on the gelation tim
Publikováno v:
Chemie Ingenieur Technik. 86:666-674
In einem akustischen Hochdruck-Levitator konnen Flussigkeiten beruhrungslos untersucht werden. Hier wurden akustisch levitierte Wassertropfen und hangende Wassertropfen bzgl. des Stofftransportkoeffizienten in einer ruhenden CO2-Atmosphare unter erho