Browsing by Author "Xu, Chen"
Now showing items 1-4 of 4
-
Exploring Volunteered Geographic Information (VGI) for Emergency Management: Toward a Wiki GIS Framework
Xu, Chen (2011-10-21)The past three years have witnessed unprecedented growth of user-generated volunteered geographic information (VGI) on the Web. Although scholars, decision makers, and citizens have recognized the potential value of VGI ... -
Hydraulic Modeling of Large District Cooling Systems for Master Planning Purposes
Xu, Chen (Texas A&M University, 2007-09-17)District Cooling Systems (DCS) have been widely applied in large institutions such as universities, government facilities, commercial districts, airports, etc. The hydraulic system of a large DCS can be complicated. They ... -
Molecular Level Characterization and Mobility of Radionuclide-Carrying Natural Organic Matter in Aquatic Environments
Xu, Chen (2012-10-19)Radionuclides, 129I and 239,240Pu, are major products or by-products of nuclear fission and among the top risk drivers for waste disposal at the Savannah River Sites (SRS) and Rocky Flats Environmental Technology Sites ... -
Optimized procedures for extractioin, purification and characterization of exopolymeric substances (eps) from two bacteria (sagittula stellata and pseudomonas fluorescens biovar ii) with relevance to the study of actinide binding in aquatic environments
Xu, Chen (2009-05-15)The extracellular polymeric substances (EPS) of marine bacterium Sagittula stellata and soil bacterium Pseudomonas fluorescens Biovar II, were extracted by six methods referred to the bibliography, efficacies of which were ...