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Publications, Patents, Presentations

Books

Thomas, E., (Editor) - Innovations in WASH Impact Measures - Water and Sanitation Measurement Technologies and Practices to Inform the Sustainable Development Goals, The World Bank, 2017

Thomas, E., (Editor) - Broken Pumps and Promises - Incentivizing Impact in Environmental Health, Springer, 2016

Patents

Fleming, M., Spiller, K., Thomas, E., System and Methods for Operating a Microcomputer in Sleep-Mode and Awake-Mode with Low Power Event Processing, United States and International Patent Pending – US 62/101,048.

Thomas, E, Fleming, M., Distributed low-power monitoring system, United States Patent US 9,077,783 B2, Issued July 7, 2015. 

Weislogel, M., Thomas, E., Graf, J., Systems and Methods for Separating a Multiphase Fluid, United States Patent US 7,905,946 B1, issued March 15,2011.

Gold, M., Thomas, E., Bring Your Own Water Treatment System, United States Patent US 8,002,993 B2, issued August 23, 2011.

Journal Articles

Bedell, E., Leslie, M., Fankhauser, K., Burnett, J., Wing, M., Thomas, E., "Unmanned Aerial Vehicle Based Structure from Motion Biomass Inventory Estimates," Journal of Applied Remote Sensing, 2017. 

Snoad, C., Nagel, C., Bhattacharya, A., Thomas, E. “The effectiveness of sanitary inspections as a risk assessment tool for faecal contamination of rural drinking water: A review of data from West Bengal India,” American Journal of Tropical Medicine and Hygiene, doi: 10.4269/ajtmh.16-0322, 2017.

Thomas, E., Beyond Broken Pumps and Promises: Rethinking Intent and Impact in Environmental Health, Journal of Energy Research and Social Science, v25 pp 33-36, 2017.

Barstow, C., Nagel, C., Clasen, T., Thomas, E., “Process Evaluation and Assessment of Use of a Large Scale Water Filter and Cookstove Program in Rwanda,” BMC Public Health 16:584 DOI 10.1186/s12889-016-3237-0, 2016.

Nagel, C., Kirby, M., Zambrano, L., Rosa, G., Barstow, C., Thomas, E., Clasen, T., "Study design of a cluster-randomized controlled trial to evaluate a large-scale distribution of cook stoves and water filters in Western Province, Rwanda," Contemporary Clinical Trials, 2016. 

Bohnert, K., Chard, A., Mwaki, A., Kirby, A., Muga, R., Nagel, C., Thomas, E., Freeman, M., "Comparing Sanitation Delivery Modalities in Urban Informal Settlement Schools: A Randomized Trial in Nairobi, Kenya," International Journal of Environmental Research and Public Health," 2016. 

Sinha, A., Nagel, C., Thomas, E., Schmidt, W., Torondel, B., Boisson, S., Clasen, T., “Assessing Latrine Use in Rural India: A Cross-Sectional Study Comparing Reported Use and Passive Latrine Use Monitors,” American Journal of Tropical Medicine and Hygiene, 2016. 

Bohnert, K., Chard, A., Mwaki, A., Kirby, A., Muga, R., Nagel, C., Thomas, E., Freeman, M., Comparing Sanitation Delivery Modalities in Urban Informal Settlement Schools: A Randomized Trial in Nairobi, Kenya, International Journal of Environmental Research and Public Health, 13(12), 1189; doi:10.3390/ijerph13121189, 2016. 

Thomas, E., Tellez-Sanchez, S., Wick, C., Kirby, M., Zambrano, L., Rosa, G., Clasen, T., Nagel, C., "Behavioral Reactivity Associated with Electronic Monitoring of Environmental Health Interventions - A Cluster Randomized Trial with Water Filters and Cookstoves," Environmental Science and Technology, DOI: 10.1021/acs.est.6b00161, 2016.

Nagel, C., Beach, J., Iribagiza, C., Thomas, E., “Evaluating the Cost Effectiveness of Cellular Instrumentation on Rural Handpumps to Improve Service Delivery – A Longitudinal Cohort Study in Rural Rwanda,” Environmental Science and Technology, DOI: 10.1021/acs.est.5b04077, 2015.

Kipf, A., Brunette, W., Kellerstrass, J., Podolsky, M., Rosa, J., Sundt, M., Wilson, D., Borriello, G., Brewer, E.,Thomas, E., “A Proposed Integrated Data Collection, Analysis and Sharing Platform for Global Development,” Journal of Development Engineering, 2015. 

O’Reilly, K., Louis, E., Thomas, E., Sinha, A., “Combining Remote Monitoring and Ethnography to Estimate Household Latrine Usage in Rural India,” Journal of Water, Sanitation and Hygiene for Development, 2015.

Barstow, C., Ngabo, F., Rosa, G., Majorin, F., Boisson, S., Clasen, T., Thomas, E., “Designing and Piloting a Large-Scale Project to Provide Water Filters and Improved Cookstoves in Rwanda,” PLOS One, 2014. 

Rosa, G., Majorin, F., Boisson, S., Barstow, C., Johnson, M., Kirby, M., Ngabo, F., Binagwaho, A., Thomas, E., Clasen, T. “Assessing the Impact of Water Filters and Improved Cookstoves on Drinking Water Quality and Household Air Pollution: A Randomised Controlled Trial in Rwanda,” PLoS One, 2014. 

Thomas, E.,“Im/Proving Global Impact: Feedback on Program Outcomes,” The Freshwater Trust, December 2013.

Thomas, E., "(Im)Proving Global Impact: How the Integration of remotely reporting sensors in water projects may demonstrate and enhance positive change," UNESCO Global Water Forum, December 1, 2013. 

Thomas, E., Mattson, K., "Counting Heads," DEMAND: ASME Global Development Review, 2013. Link: Description: https://www.pdx.edu/sweetlab/modules/file/icons/application-pdf.png

Thomas, E., Barstow, C., Rosa, G., Majorin, F., Clasen, T., “Use of Remotely Reporting Electronic Sensors for Assessing Use of Water Filters and Cookstoves in Rwanda,” Environmental Science and Technology, 2013, DOI: 10.1021/es403412x.

Thomas, E., Zumr, Z., Barstow, C., Fleming, M., Spiller, K., Remotely accessible and reconfigurable in-situ instrumentation to improve monitoring of global development interventions, Sustainability, August 2, 2013.

Thomas, E., Mattson, K., Using Innovative Technologies to Measure Behavior Change in Public Health Programs, Mercy Corps, July 9, 2013

Thomas, E., Leveraging carbon financing to enable accountable water treatment programs, Global Water Forum, 2012

Thomas, E., Measuring Sustainability, The Solutions Journal, 2012

Thomas, E., Weislogel, M., Klaus, D., Design Strategies for Sustainable Spacecraft Fluid Management Systems, Advances in Space Research, 46, p. 761-767, doi: 10.1016/j.asr.2010.04.005, 2010

Thomas, E., Amadei, B., Accounting for Human Behavior, Local Conditions and Organizational Constraints in Humanitarian Development Models, Journal of Environment, Development and Sustainability, DOI 10.107/s10668-009-9196-1,V, 12(3), p. 313-327, 2010

Thomas, E., Klaus, D., Developing Sustainable Spacecraft Water Management Systems, 2009-2010 Decadal Survey on Biological and Physical Sciences in Space, National Research Council of The National Academies, 2009

Amadei, B., Sandekian, R., Thomas, E., A Model for Sustainable Humanitarian Engineering Projects, Sustainability,1(4), 1087-1105, 2009

Thomas, E., Poritz, D., Muirhead, D., Urine Advancing Contact Angle on Several Surfaces, Journal of Adhesion Science and Technology, 2009. V. 23 p. 1917-1923.

Thomas, E., Muirhead, D., Impact of Wastewater Fouling on Contact Angle, Journal of Biofouling, V. 25. N. 5. Pp. 445-454, 2009.

Weislogel, M., Thomas, E., Graf, J., A Novel Device Addressing Design Challenges for Passive Fluid Phase Separations Aboard Spacecraft Microgravity Science and Technology, 2009. 21(3) p. 257-268.

Gold, M., Thomas, E., Byyny, R., Habanabakize, J., Development and Implementation of the Bring Your Own Water Treatment System in Dense, Rural, and Mountainous Rwandan Communities, Journal of Engineering for Sustainable Development, V2.N1, 2007 

Commentaries, Conference Papers, Published Presentations

Thomas, E., Zumr, Z., Barstow, C., Linden, K., Proving Sustainability: The International Development Monitoring Initiative IEEE Global Humanitarian Technology Conference, Technology for the Benefit of Humanity, Seattle WA, October 30-November 1, 2011

Yowell, L., Thomas, E., Social Innovation Concepts at NASA: Integrating International Development Challenges and Hand-On Prototyping with Spacecraft Design Training, International Conference on Environmental Systems 2011

Huff, A., Rhead, E., Zumr, Z., Thomas, E., Sustainable Oxygen: A low power approach for providing emergency medical oxygen for spacecraft and hospitals in developing countries, International Conference on Environmental Systems 2011

Thomas, E., Developing Sustainable Life Support System Concepts, International Conference on Environmental Systems 2010

Thomas, E., Development of a Contingency Capillary Wastewater Management Device, International Conference on Environmental Systems 2010

Bentley, N., Thomas, E., Van Wie, M., Morrison, C., Stinson, R., Second Generation International Space Station (ISS) Total Organic Carbon Analyzer (TOCA) Verification Testing and On-Orbit Performance Results, International Conference on Environmental Systems 2010

Thomas, E., Leidich, J., Klaus, D., A Sustainable Regolith-Based Water Recovery Concept for the Lunar Outpost, International Conference on Environmental Systems 2009

Leidich, J., Thomas, E., Klaus, D., A Novel Testing Protocol for Evaluating Particle Behavior in Fluid Flow Under Simulated Reduced Gravity Conditions, International Conference on Environmental Systems 2009

Thomas, E., 2008-01-2054 Wastewater Brine Dewatering Technology Assessment and Development Roadmap International Conference on Environmental Systems 2008

Thomas, E., Graf, J., Sweterlitsch, J., Weislogel, M., 2008-01-2041 Development of the Static Phase Separator International Conference on Environmental Systems 2008

Callahan, M., Lubman, A., MacKnight, A., Rifert, V., Barabash, P., Thomas, E., Pickering, K. 2008-01-2195 Cascade Distillation Subsystem Development Testing International Conference on Environmental Systems 2008

Cibuzar, B., Thomas, E., Peterson, L., Goforth, J. 2008-01-2144 Development of Urine Receptacle Assembly for the Crew Exploration Vehicle International Conference on Environmental Systems 2008

Azman, A., Thomas, E., Engineering Education Through Service Learning in Developing Communities: Two Case Studies American Society for Engineering Education Annual Conference and Exposition 2006

Thomas, E., Klaus, D., Technology Readiness of a Modulated Laser Analyzer of Combustion Products for the Manned Spacecraft Environment, ASCE Earth and Space Conference, 2006