Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Francois Wewers"'
Autor:
André R.L. Spies, Francois Wewers
Publikováno v:
Arabian Journal of Chemistry, Vol 13, Iss 4, Pp 5050-5059 (2020)
Amberchrom CG-300m, a styrene acrylic ester polymer resin, was studied for the first time as sorbent for metal ion sorption in a solid-phase extraction system. The polymer sorbent was modified via impregnation with dithizone to improve its efficiency
Externí odkaz:
https://doaj.org/article/639f7506825743eb946c3e587436e97d
Autor:
Abdur-Rahim Adebisi Giwa, Khadijat Ayanpeju Abdulsalam, Francois Wewers, Mary Adelaide Oladipo
Publikováno v:
Journal of Chemistry, Vol 2016 (2016)
Properties of raw sawdust of Parkia biglobosa, as a biosorbent for the removal of Acid Blue 161 dye in single, binary, and ternary dye systems with Rhodamine B and Methylene Blue dyes in aqueous solution, were investigated. The sawdust was characteri
Externí odkaz:
https://doaj.org/article/f96b587e951248f0851f748012d3de66
Publikováno v:
Research Journal of Chemistry and Environment. 27:1-8
In this study, the potential of two adsorbents prepared from Port Jackson (PJ) plant for the removal of Janus Green (JG) and Victoria Blue (VB) dyes from wastewater was investigated. One of the adsorbents was prepared from Port Jackson by employing t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::974062aa2a0ca2ca34639f93ba0d7cfa
https://doi.org/10.25303/2701rjce01008
https://doi.org/10.25303/2701rjce01008
Autor:
Francois Wewers, André R.L. Spies
Publikováno v:
Arabian Journal of Chemistry, Vol 13, Iss 4, Pp 5050-5059 (2020)
Amberchrom CG-300m, a styrene acrylic ester polymer resin, was studied for the first time as sorbent for metal ion sorption in a solid-phase extraction system. The polymer sorbent was modified via impregnation with dithizone to improve its efficiency
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e9bbdb96e618e3b8a46cdce1e4447834
http://www.sciencedirect.com/science/article/pii/S1878535220300411
http://www.sciencedirect.com/science/article/pii/S1878535220300411
Autor:
Kassim Olasunkanmi Badmus, Francois Wewers, Mohammed Al-Abri, Mohd Shahbaaz, Leslie F. Petrik
Publikováno v:
Catalysts, Vol 11, Iss 904, p 904 (2021)
Catalysts
Volume 11
Issue 8
Catalysts
Volume 11
Issue 8
The photocatalytic activities of TiO2 have been limited mainly to absorbing in the ultraviolet spectrum which accounts for only 5% of solar radiation. High energy band gap and electron recombination in TiO2 nanoparticles are responsible for its limit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ddb18abd0ab00a767aaae10c209295ab
https://www.mdpi.com/2073-4344/11/8/904
https://www.mdpi.com/2073-4344/11/8/904
Publikováno v:
Polymer International. 69:291-300
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5b84f7002c75ac15d79e92d6a6aa6c8e
https://doi.org/10.1002/pi.5950
https://doi.org/10.1002/pi.5950
Autor:
Giwa Khadijat Ayanpeju, Abdulsalam Francois Wewers, Abdur-Rahim Adebisi, Mary Adelaide Oladipo
Publikováno v:
Oriental Journal Of Chemistry. 35:1384-1391
The study investigates the effectiveness and mechanism of the adsorption of malachite green from single and mixed dyes aqueous solutions by an adsorbent prepared from acid-treated Parkia biglobosa sawdust. The adsorbent was characterized using differ
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e05f229721249b5fdc93345518e81bdb
https://doi.org/10.13005/ojc/350419
https://doi.org/10.13005/ojc/350419
Autor:
Cramwell Badla, Francois Wewers
Publikováno v:
South African Journal of Chemistry; Vol. 73 No. 1 (2020); 92–102
South African Journal of Chemistry, Volume: 73, Pages: 102-92, Published: 2020
South African Journal of Chemistry, Volume: 73, Pages: 102-92, Published: 2020
An XRF spectrometer traditionally requires its methods to be calibrated using certified reference materials (CRMs). This means choosing from a limited selection of CRMs, which are costly and not widely available. This article examines the application
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1fdec60ce664b922bc27178096fe97bd
https://doi.org/10.17159/0379-4350/2020/v73a14
https://doi.org/10.17159/0379-4350/2020/v73a14
Publikováno v:
International Journal of Environmental Research. 11:189-196
The spatial and seasonal distribution of eight US Environmental Protection Agency priority poly aromatic hydrocarbons (PAHs); namely benzo(b)fluoranthene, benzo(a)pyrene, indeno(1,2,3-cd)pyrene, benzo(k)fluoranthene, chrysene, benzo(a)anthracene, dib
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0374670257b8095ffdb86661a296ba91
https://doi.org/10.1007/s41742-017-0018-2
https://doi.org/10.1007/s41742-017-0018-2
Publikováno v:
Journal of Chemistry, Vol 2016 (2016)
Properties of raw sawdust ofParkia biglobosa, as a biosorbent for the removal of Acid Blue 161 dye in single, binary, and ternary dye systems with Rhodamine B and Methylene Blue dyes in aqueous solution, were investigated. The sawdust was characteriz
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::235034b5ffe6211d26b2f357d8fd1377
https://doi.org/10.1155/2016/6436039
https://doi.org/10.1155/2016/6436039