Now showing items 1-10 of 19387
Effectiveness of Disinfectant Residuals in Distribution Systems
(Virginia Tech, 2004-06-07)
In many drinking water systems in the United States, disinfectant is added to water as it leaves the plant to maintain a residual concentration in the distribution system. The disinfectant residual is maintained to inactivate ...
Interaction of stainless steel threaded fasteners with stainless steel locking inserts
(Virginia Tech, 1995)
An investigation into the origin, measurement and application of chemiluminescent light emissions from premixed flames
(Virginia Tech, 2000-12-14)
The chemiluminescent species CH* and OH* are studied in premixed methane combustion to investigate the possible application of their light emissions in gas turbine combustion monitoring systems. The interpretation of ...
Investigation of Noise Sources in Three-Stream Jets using Turbulence Characteristics
(Virginia Tech, 2017-03-28)
Key areas of noise sources are investigated through comparison of eddy convection velocity and turbulence measurements in three-stream nozzles. A Time-Resolved Doppler Global Velocimetry (TR-DGV) Instrument was applied to ...
Theoretical Frameworks and Conceptual Approaches to Economic Development in East and Central Europe. Romania-Case Study
(Virginia Tech, 2002-09-06)
The development literature considers Romania from both the sociological and economic standpoints as a developing country with a large agricultural sector. Due to the specific nature of the structure of its economy and ...
Medical Isotope Production of Actinium 225 By Linear Accelerator Photon Irradiation of Radium 226
(Virginia Tech, 2013-06-12)
There is a present and future need for the medical isotope Actinium-225, currently in short supply worldwide. Only a couple manufacturers produce it in very low quantities. In roughly the past 10 years the medical community ...
The effects of material property changes on solar collector thermal performance
(Virginia Polytechnic Institute and State University, 1982)
Linking East with West: Websites as a Public Relations Tool for American and Chinese Banks Operating in a Culturally-Evolving Chinese Society
(Virginia Tech, 2002-06-13)
In this thesis, three websites are explored in-depth and serve as a case study for an intercultural comparison of websites as public relations tools. The websites of Industrial and Commercial Bank of China (ICBC), Shanghai ...
Assessment of Spectral Reflectance as Part of a Variable-Rate Nitrogen Management Strategy for Corn
(Virginia Tech, 2004-08-02)
Spectral reflectance-based, remote sensing technology has been used to adjust in-season nitrogen (N) fertilizer rates for wheat to account for spatial variability in grain yield potential at a sub-meter resolution. The ...
Menstrual cycle dysfunction and weight loss practices among college-age women
(Virginia Tech, 1996-05-05)
<p>Secondary amenorrhea, ovulatory disturbances, and luteal phase deficiency occur in normal-weight women with sub-clinical eating disorders. The purpose of this investigation was to examine the influence of Eating Attitudes ...