Archive for the ECAR Publications Category

“Determinants of the Use of Alternatives to Arsenic-Contaminated Shallow Groundwater: an Exploratory Study in Rural West Bengal, India”. Delaire et al., 2017. Journal of Water and Health

Shallow groundwater containing toxic concentrations of arsenic is the primary source of drinking water for millions of households in rural West Bengal, India. Often, this […]

Read more

“How Do Operating Conditions Affect As(III) Removal by Iron Electrocoagulation?”. Delaire et al., 2017. Water Research

Iron electrocoagulation (Fe-EC) has been shown to effectively remove arsenic from contaminated groundwater at low cost and has the potential to improve access to safe […]

Read more

“Bacteria attenuation by iron electrocoagulation governed by interactions between bacterial phosphate groups and Fe (III) precipitates”. Delaire et.al., 2016. Water Research

Iron electrocoagulation (Fe-EC) is a low-cost process in which Fe(II) generated from an Fe(0) anode reacts with dissolved O2 to form (1) Fe(III) precipitates with […]

Read more

“Formation of Macroscopic Surface Layers on Fe(0) Electrocoagulation Electrodes During a Long-Term Field Test of Arsenic Treatment” van Genuchten et.al., 2016. Chemosphere

Extended field trials to remove arsenic (As) via Fe(0) electrocoagulation (EC) have demonstrated consistent As removal from groundwater to concentrations below 10 μg L−1. However, the coulombic […]

Read more

“Safe Drinking Water for Low-Income Regions” Amrose et.al., 2015. Annual Reviews

Well into the 21st century, safe and affordable drinking water remains an unmet human need. At least 1.8 billion people are potentially exposed to microbial […]

Read more

“Escherichia coli Attenuation by Fe Electrocoagulation in Synthetic Bengal Groundwater: Effect of pH and Natural Organic Matter”. Delaire et al., 2015. Environmental Science and Technology

Technologies addressing both arsenic and microbial contamination of Bengal groundwater are needed. Fe electrocoagulation (Fe-EC), a simple process relying on the dissolution of an Fe(0) anode to produce […]

Read more

“Production and Transformation of Mixed-Valent Nanoparticles Generated by Fe(0) Electrocoagulation” Dubrawski et.al., 2015 Environmental Science and Technology

Mixed-valent iron nanoparticles (NP) generated electrochemically by Fe(0) electrocoagulation (EC) show promise for on-demand industrial and drinking water treatment in engineered systems. This work applies […]

Read more

“Structure of Fe(III) precipitates generated by the electrolytic dissolution of Fe(0) in the presence of groundwater ions”. van Genuchten et al., 2014. Geochimica et Cosmochimica Acta

A recent publication (http://dx.doi.org/10.1016/j.gca.2013.11.044) from the Gadgil Lab uncovers how bivalent cations and oxyanions control the structure of Fe(III) precipitates generated from Fe(II) oxidation. The […]

Read more

“Electro-chemical arsenic remediation: Field trials in West Bengal”. Amrose et al., 2013. Science of The Total Environment

Millions of people in rural South Asia are exposed to high levels of arsenic through groundwater used for drinking. Many deployed arsenic remediation technologies quickly […]

Read more

“Locally affordable and scalable arsenic remediation for South Asia using ECAR”. Amrose et al., 2013. 36th WEDC International Conference, Nakuru, Kenya

An estimated 60 million low income people in South Asia are affected by chronic exposure to naturally occurring arsenic in drinking water sources. Few household […]

Read more

“Arsenic removal from groundwater using iron electrocoagulation: effect of charge dosage rate”. Amrose et al., 2013. Journal of Environmental Science and Health, Part A

We demonstrate that electrocoagulation (EC) using iron electrodes can reduce arsenic below 10 μg/L in synthetic Bangladesh groundwater and in real groundwater from Bangladesh and […]

Read more

“Addressing Arsenic Poisoning in South Asia”. Gadgil et al., 2012. The Solutions Journal

About 100 million people in Bangladesh and in the nearby Indian state of West Bengal are exposed to very high levels of naturally occurring arsenic in […]

Read more

“Modeling As(III) oxidation and removal with iron electrocoagulation in groundwater”. Li et al., 2012. Environmental Science and Technology

Understanding the chemical kinetics of arsenic during electrocoagulation (EC) treatment is essential for a deeper understanding of arsenic removal using EC under a variety of […]

Read more

“Removing Arsenic from Synthetic Groundwater with Iron Electrocoagulation- An Fe and As K-edge EXAFS study”. van Genuchten et al., 2012. Environmental Science and Technology

"Removing Arsenic from Synthetic Groundwater with Iron Electrocoagulation- An Fe and As K-edge EXAFS study". van Genuchten et al., 2012. Environmental Science and Technology

Electrocoagulation (EC) using iron electrodes is a promising arsenic removal strategy for Bangladesh groundwater drinking supplies. EC is based on the rapid in situ dissolution […]

Read more

“Locally Affordable Arsenic Remediation for Rural South Asia using Electrocoagulation”, Addy et al., 2011. Proceedings of the 35th WEDC International Conference, Loughborough, UK

Bangladesh and neighboring areas face health threats from drinking arsenic-contaminated groundwater. The challenge is to develop arsenic remediation that is (1) affordable to most of […]

Read more

“A novel technology to remove arsenic from drinking water for Bangladesh tubewells”. Gadgil et al., 2010. Proceedings of the 2010 AIChE Annual Meeting, Salt Lake City, UT

Bangladesh and neighboring areas face large health threats from drinking arsenic- contaminated ground water. Arsenic levels in Bangladesh ground water are typically several hundred μg/L […]

Read more

“Electrochemical arsenic remediation for rural Bangladesh”. Addy, 2009. LBNL Paper

“Electrochemical arsenic remediation for rural Bangladesh.” (January 26, 2009). Lawrence Berkeley National Laboratory. Paper LBNL-1405E. (Availible Online)

Read more

“Electrochemical Remediation of Aresenic Contaminated Groundwater – Results of Prototype Field Tests in Bangladesh”. Kowolik et al., 2009. Journal of Undergraduate Research

“Electrochemical Remediation of Aresenic Contaminated Groundwater – Results of Prototype Field Tests in Bangladesh,” Journal of Undergraduate Research, 9:88-91 (Download PDF).

Read more

“ElectroChemical Arsenic Removal (ECAR) for Rural Bangladesh – Merging Technology with Implementation”. Addy et al., 2008. Proceedings of the UNC Environmental Symposium Safe Drinking Water: Where Science Meets Policy, Nov 5-6, Chapel Hill, NC

“ElectroChemical Arsenic Removal (ECAR) for Rural Bangladesh – Merging Technology with Implementation.” Proceedings of the UNC Environmental Symposium Safe Drinking Water: Where Science Meets Policy, […]

Read more