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Operations Research, Systems Engineering and Industrial Engineering Commons

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Full-Text Articles in Operations Research, Systems Engineering and Industrial Engineering

Cytoskeletal Strains In Modeled Optohydrodynamically Stressed Healthy And Diseased Biological Cells, Sean S. Kohles, Yu Liang, Asit K. Saha Dec 2012

Cytoskeletal Strains In Modeled Optohydrodynamically Stressed Healthy And Diseased Biological Cells, Sean S. Kohles, Yu Liang, Asit K. Saha

Mechanical and Materials Engineering Faculty Publications and Presentations

Controlled external chemomechanical stimuli have been shown to influence cellular and tissue regeneration/degeneration, especially with regards to distinct disease sequelae or health maintenance. Recently, a unique three-dimensional stress state was mathematically derived to describe the experimental stresses applied to isolated living cells suspended in an optohydrodynamic trap (optical tweezers combined with microfluidics). These formulae were previously developed in two and three dimensions from the fundamental equations describing creeping flows past a suspended sphere. The objective of the current study is to determine the full-field cellular strain response due to the applied three-dimensional stress environment through a multiphysics computational simulation. In …


Leveraging Carbon Financing To Enable Accountable Water Treatment Programs, Evan A. Thomas Oct 2012

Leveraging Carbon Financing To Enable Accountable Water Treatment Programs, Evan A. Thomas

Mechanical and Materials Engineering Faculty Publications and Presentations

This article outlines the technical premise and policy considerations surrounding the first program to generate carbon finance for drinking water treatment.


Measuring Sustainability, Evan A. Thomas Aug 2012

Measuring Sustainability, Evan A. Thomas

Mechanical and Materials Engineering Faculty Publications and Presentations

The World Health Organization estimates that 884 million people do not have access to safe sources of drinking water. Meanwhile, about half of the world's population continues to use unsustainable, biomassbased energy sources for indoor fuel, leading to extensive deforestation, harmful indoor air emissions, and in many cases upper respiratory disease and high commodity costs for impoverished families. Exacerbating these problems are the international effects of climate change, expected to significantly impact developing countries by changing water and energy quality and availability. International development organizations work tirelessly to address these challenges. However, many efforts struggle with achieving long-term sustainability; many …