Environmental - StellarNet, Inc.

Saline wastewater treatment with purple phototrophic bacteria

Jun 1, 2019 | Application, Environmental, UV SpectroRadiometry

T Hülsen, K Hsieh, DJ Batstone – Water Research, 2019 Abstract Biological removal of organics, nitrogen and from saline wastewaters is adversely impacted by high salinity, which can be a major concern for treatment of industrial or domestic saline wastewater. In...

Continuous in-situ monitoring of nitrate concentration in soils–a key for groundwater protection from nitrate pollution

Jun 1, 2019 | Application, Environmental, UV-VIS Absorption

E Yeshnoa, S Arnonb, O Dahana Abstract Lack of real-time information on nutrient availability in cultivated soils inherently leads to excess application of fertilizers in agriculture. As a result, nitrate, which is a soluble, stable and mobile component of...

Ultrafast dynamics in co-sensitized photocatalysts under visible and NIR light irradiation

Apr 30, 2018 | Application, Environmental, NIR, Solar SpectroRadiometry

J Patwari, A Chatterjee, S Sardar, P Lemmens, SK Pal – Physical Chemistry Chemical …, 2018 Abstract Co-sensitization to achieve a broad absorption window is a widely accepted technique in light harvesting nanohybrid synthesis. Protoporphyrin (PPIX) and squaraine...

Facile method to immobilize ZnO particles on glass spheres for the photocatalytic treatment of tannery wastewater

Apr 19, 2018 | Application, Environmental, UV SpectroRadiometry

V Vaiano, G Iervolino – Journal of Colloid and Interface Science, 2018 Abstract In order to apply the photocatalytic processes on a real scale for the treatment of industrial wastewaters, the use of slurry reactors employing suspended photocatalysts is not...

Partial photochemical oxidation was a dominant fate of Deepwater Horizon surface oil

Apr 19, 2018 | Application, Environmental, Solar SpectroRadiometry, UV SpectroRadiometry

Collin P. Ward, Charles M. Sharpless, David L. Valentine, Deborah P. French-McCay, Christoph Aeppli, Helen K. White, Ryan P. Rodgers, Kelsey M. Gosselin, Robert K. Nelson, and Christopher M. Reddy – Environmental Science & Technology 2018 52 (4), 1797-1805...

Development of a Spectrophotometric Method for Determining pH of Soil Extracts and Comparison with Glass Electrode Measurements

Apr 3, 2018 | Agriculture, Application, Color Measurement, Environmental, Reflectance

S Bargrizan, RJ Smernik, LM Mosley – Soil Science Society of America Journal, 2017 Abstract Soil pH measurement using conventional glass electrodes has several limitations. A spectrophotometric method was developed for determining soil pH involving indicator...