Immobilization of Cr(VI) by sulphate green rust and sulphidized nanoscale zerovalent iron in sand media: batch and column studies

Autor: Flavia Digiacomo, Dominique J. Tobler, Thomas Held, Thomas Neumann

Publikováno v: Geochemical Transactions, Vol 21, Iss 1, Pp 1-12 (2020)

Abstract Chromate, Cr(VI), contamination in soil and groundwater poses serious threat to living organisms and environmental health worldwide. Sulphate green rust (GRSO4), a naturally occurring mixed-valent iron layered double hydroxide has shown to b

Externí odkaz: https://doaj.org/article/276348dde3094c00950ee443d931cb67

Mechanism of silica–lysozyme composite formation unravelled by in situ fast SAXS

Autor: Tomasz M. Stawski, Daniela B. van den Heuvel, Rogier Besselink, Dominique J. Tobler, Liane G. Benning

Publikováno v: Beilstein Journal of Nanotechnology, Vol 10, Iss 1, Pp 182-197 (2019)

A quantitative understanding of aggregation mechanisms leading to the formation of composites of inorganic nanoparticles (NPs) and proteins in aqueous media is of paramount interest for colloid chemistry. In particular, the interactions between silic

Externí odkaz: https://doaj.org/article/afb776c243de4e77a32cf29e26ae64fb

Retention of sulfidated nZVI (S-nZVI) in porous media visualized by X-ray μ-CT – the relevance of pore space geometry

Autor: Adrian A. Schiefler, Stefan Bruns, Dirk Müter, Kentaro Uesugi, Henning Osholm Sørensen, Dominique J. Tobler

Publikováno v: Environmental Science: Nano. 9:3439-3455

Relating S-nZVI nanoparticle retention, spatially resolved via X-ray μ-CT, to different retention mechanisms, such as straining, ripening and sorption deposition, via 3D pore local thickness (LT).

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7abc76ca6576742c598b57ec91945f98
https://doi.org/10.1039/d2en00224h

A density functional theory study of Fe(II)/Fe(III) distribution in single layer green rust: a cluster approach

Autor: Dominique J. Tobler, Weichao Sun, Martin Andersson

Publikováno v: Geochemical Transactions, Vol 22, Iss 1, Pp 1-10 (2021)
Geochemical Transactions
Sun, W, Tobler, D J & Andersson, M P 2021, ' A density functional theory study of Fe(II)/Fe(III) distribution in single layer green rust: a cluster approach ', Geochemical Transactions, vol. 22, no. 1, 3 . https://doi.org/10.1186/s12932-021-00076-0
Sun, W, Tobler, D J & Andersson, M P 2021, ' A density functional theory study of Fe(II)/Fe(III) distribution in single layer green rust : a cluster approach ', Geochemical Transactions, vol. 22, no. 1, 3 . https://doi.org/10.1186/s12932-021-00076-0

Green rust (GR) is a potentially important compound for the reduction of heavy metal and organic pollutants in subsurface environment because of its high Fe(II) content, but many details of the actual reaction mechanism are lacking. The reductive cap

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::47e6ff9b5b7c6bd90bb49c7054e703be
https://doaj.org/article/9821e79e1bc244f2a05aec6d505be47c

Hydrotalcite stability during long-term exposure to natural environmental conditions

Autor: Vicente Rives, Rubén Espinosa, Nicolas Bovet, Dominique J. Tobler, Virginia Alonso-de-Linaje, Kim N. Dalby

Publikováno v: Environmental Science and Pollution Research. 27:23801-23811

Hydrotalcite-like compounds are a group of layered double hydroxides widely studied as sorbents to remove organic and inorganic contaminants under laboratory conditions. This study is a proof-of-concept of the long-term fate of hydrotalcite compounds

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::5f3fa8a883d353430cb1a6fc8e85d939
https://doi.org/10.1007/s11356-020-08460-6