Walpen N - Search Results

1

Oxidation of Reduced Peat Particulate Organic Matter by Dissolved Oxygen: Quantification of Apparent Rate Constants in the Field.

Walpen N, Lau MP, Fiskal A, Getzinger GJ, Meyer SA, Nelson TF, Lever MA, Schroth MH, Sander M. Walpen N, et al. Environ Sci Technol. 2018 Oct 2;52(19):11151-11160. doi: 10.1021/acs.est.8b03419. Epub 2018 Sep 24. Environ Sci Technol. 2018. PMID: 30170488

2

Quantification of Phenolic Antioxidant Moieties in Dissolved Organic Matter by Flow-Injection Analysis with Electrochemical Detection.

Walpen N, Schroth MH, Sander M. Walpen N, et al. Environ Sci Technol. 2016 Jun 21;50(12):6423-32. doi: 10.1021/acs.est.6b01120. Epub 2016 Jun 8. Environ Sci Technol. 2016. PMID: 27227422 Free article.

3

Electron-Donating Phenolic and Electron-Accepting Quinone Moieties in Peat Dissolved Organic Matter: Quantities and Redox Transformations in the Context of Peat Biogeochemistry.

Walpen N, Getzinger GJ, Schroth MH, Sander M. Walpen N, et al. Environ Sci Technol. 2018 May 1;52(9):5236-5245. doi: 10.1021/acs.est.8b00594. Epub 2018 Apr 10. Environ Sci Technol. 2018. PMID: 29634257

4

Redox Properties of Pyrogenic Dissolved Organic Matter (pyDOM) from Biomass-Derived Chars.

Xu W, Walpen N, Keiluweit M, Kleber M, Sander M. Xu W, et al. Among authors: walpen n. Environ Sci Technol. 2021 Aug 17;55(16):11434-11444. doi: 10.1021/acs.est.1c02429. Epub 2021 Jul 28. Environ Sci Technol. 2021. PMID: 34319700

5

Two analytical approaches quantifying the electron donating capacities of dissolved organic matter to monitor its oxidation during chlorination and ozonation.

Önnby L, Walpen N, Salhi E, Sander M, von Gunten U. Önnby L, et al. Among authors: walpen n. Water Res. 2018 Nov 1;144:677-689. doi: 10.1016/j.watres.2018.06.060. Epub 2018 Jun 27. Water Res. 2018. PMID: 30096693

6

Quantification of the electron donating capacity and UV absorbance of dissolved organic matter during ozonation of secondary wastewater effluent by an assay and an automated analyzer.

Walpen N, Houska J, Salhi E, Sander M, von Gunten U. Walpen N, et al. Water Res. 2020 Oct 15;185:116235. doi: 10.1016/j.watres.2020.116235. Epub 2020 Jul 26. Water Res. 2020. PMID: 32823195 Free article.

7

Molecular-Level Transformation of Dissolved Organic Matter during Oxidation by Ozone and Hydroxyl Radical.

Remucal CK, Salhi E, Walpen N, von Gunten U. Remucal CK, et al. Among authors: walpen n. Environ Sci Technol. 2020 Aug 18;54(16):10351-10360. doi: 10.1021/acs.est.0c03052. Epub 2020 Jul 31. Environ Sci Technol. 2020. PMID: 32697081

8

Oxidant-reactive carbonous moieties in dissolved organic matter: Selective quantification by oxidative titration using chlorine dioxide and ozone.

Houska J, Salhi E, Walpen N, von Gunten U. Houska J, et al. Among authors: walpen n. Water Res. 2021 Dec 1;207:117790. doi: 10.1016/j.watres.2021.117790. Epub 2021 Oct 22. Water Res. 2021. PMID: 34740166 Free article.

9

Controlling factors in the rates of oxidation of anilines and phenols by triplet methylene blue in aqueous solution.

Erickson PR, Walpen N, Guerard JJ, Eustis SN, Arey JS, McNeill K. Erickson PR, et al. Among authors: walpen n. J Phys Chem A. 2015 Apr 2;119(13):3233-43. doi: 10.1021/jp511408f. Epub 2015 Mar 19. J Phys Chem A. 2015. PMID: 25742158

10

Application of UV absorbance and electron-donating capacity as surrogates for micropollutant abatement during full-scale ozonation of secondary-treated wastewater.

Walpen N, Joss A, von Gunten U. Walpen N, et al. Water Res. 2022 Feb 1;209:117858. doi: 10.1016/j.watres.2021.117858. Epub 2021 Nov 12. Water Res. 2022. PMID: 34864343 Free article.

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