Zobrazeno 1 - 10
of 73
pro vyhledávání: '"Wilhelm Gebhardt"'
Publikováno v:
Chemosphere. 216:437-448
The pharmaceutical valsartan is classified as a trace organic compound and is released into wastewater from human consumption. Trace organic compounds are not completely removed during conventional wastewater treatment. In order to prevent their rele
Autor:
M. Wett, M. Groteklaes, Ira Brückner, Wilhelm Gebhardt, S. P. Blöß, Volker Linnemann, U. Schulze-Hennings, David Montag, Johannes Pinnekamp
Publikováno v:
Water and Environment Journal. 31:508-514
A novel catalyst was used for lab scale photocatalytic experiments. It was a carbon doped titanium dioxide which was designed to create an energy efficient photocatalytic process. The titanium dioxide is able to absorb UV-A radiation and parts of the
Autor:
Volker Linnemann, Laurens Hubau, Diederik P.L. Rousseau, Hannele Auvinen, Gijs Du Laing, Wilhelm Gebhardt, Lize Vanseveren, Dion Van Oirschot, Iva Havran
Publikováno v:
Ecological Engineering. 100:157-164
Constructed wetlands are often used as decentralized wastewater treatment and as treatment systems for small communities. The effluent is usually discharged in small water courses in which the aquatic ecosystem can be put at risk by pharmaceutical re
Autor:
Horst Fr. Schröder, Silvia G. Schrank, Regina de Fátima Peralta Muniz Moreira, Humberto Jorge José, Wilhelm Gebhardt
Publikováno v:
Ozone: Science & Engineering. 39:159-187
Ozone is an unstable and highly reactive gas applied in drinking water or wastewater treatment to oxidize and/or mineralize pollutants. Its application in wastewater treatment leads to a destruction of persistent pollutants combined with an improveme
Autor:
Pingping Yan, Shuguang Lyu, Qian Sui, Horst Friedrich Schröder, Wilhelm Gebhardt, Hongyuan Hao
Publikováno v:
The Science of the total environment.
Fe(II) activated sodium percarbonate (SPC) process (SPC/Fe(II)) could efficiently remove sulfamethoxazole (SMX) in the aqueous phase, and has the potential in groundwater remediation. However, the degradation mechanisms, especially the degradation pr
Publikováno v:
WATER SCIENCE AND TECHNOLOGY
Pharmaceutical residues in wastewater pose a challenge to wastewater treatment technologies. Constructed wetlands (CWs) are common wastewater treatment systems in rural areas and they discharge often in small water courses in which the ecology can be
Publikováno v:
Environmental sciencetechnology. 51(4)
Bezafibrate (BF), a frequently detected pharmaceutical in the aquatic environment, could be effectively removed by ozonation. However, the toxicity of treated water increased, suggesting the generation of toxic oxidation products (OPs). In this study
Autor:
Aziza Kamal Genena, Horst Fr. Schröder, Regina de Fátima Peralta Muniz Moreira, Danielle B. Luiz, Humberto Jorge José, Wilhelm Gebhardt
Publikováno v:
Ozone: Science & Engineering. 33:308-328
The elimination of the pesticide imazalil (IMZ) spiked into ultrapure water as well as into wastewater applying ozone (O3) and the identification of transformation products was investigated. O3 under hydroxyl radical suppression conditions reacted ra
Autor:
Regina de Fátima Peralta Muniz Moreira, José L. Tambosi, Horst Friedrich Schröder, Wilhelm Gebhardt, Rennio Felix de Sena, Humberto Jorge José, Maxime Favier
Publikováno v:
Desalination. 261:148-156
Pharmaceuticals such as non-steroidal anti-inflammatory drugs (NSAIDs) and antibiotics have been detected in sewage treatment plant (STP) effluents, surface and ground waters and even in drinking waters all over the world. These compounds of concern
Autor:
Wilhelm Gebhardt, Johannes Pinnekamp, Regina de Fátima Peralta Muniz Moreira, H. Fr. Schröder, Humberto Jorge José
Publikováno v:
Ozone: Science & Engineering. 32:305-312
The recalcitrant pharmaceutical compounds carbamazepine, clofibric acid, diazepam, and diclofenac were monitored in municipal wastewater by ESI-LC-MS and -MS-MS in positive and negative mode. Although biological treatment by conventional and membrane