Zobrazeno 1 - 10
of 38
pro vyhledávání: '"Ann G. Kim"'
Autor:
Jo Ann G. Kim
Publikováno v:
International Journal for Human Caring. 20:213-219
Using the Quality-Caring Model©, this correlational study explored the relationship between Phase II cardiac rehabilitation (CR) participants' perception of nurse caring and participants' depression, anxiety, and adherence. There were inverse relati
Publikováno v:
Applied Geochemistry. 25:212-223
In order to ameliorate acidic discharge, the inactive Omega Coal Mine, West Virginia was partially filled by injection of a grout consisting of 98% coal utilization byproducts (CUB), including fluidized bed combustion ash and fly ash, and 2% Portland
Publikováno v:
Environmental Monitoring and Assessment. 168:523-545
Although many leaching methods have been used for various purposes by research groups, industries, and regulators, there is still a need for a simple but comprehensive approach to leaching coal utilization by-products and other granular materials in
Autor:
Ann G. Kim
Publikováno v:
Fuel. 88:1444-1452
The By-Product Utilization Team at the National Energy Technology Laboratory (NETL) of the US Department of Energy has conducted column leaching tests to characterize the release of various cations from coal utilization by-products (CUB). The release
Autor:
Ann G. Kim, Peter A. Hesbach
Publikováno v:
Fuel. 88:926-937
Five leaching methods (serial batch leaching procedure (SBLP), synthetic groundwater leaching procedure (SGLP), mine water leaching procedure (MWLP), 3 TIER integrated framework leaching protocol (3TIER), and toxicity characteristic leaching procedur
Autor:
Ann G. Kim, Barbara Kutchko
Publikováno v:
Fuel. 85:2537-2544
A study conducted at the National Energy Technology Laboratory characterized twelve Class F fly ash samples from nine PC power plants in PA, WV, MD and TN, using scanning electron microscopy (SEM) and energy dispersive spectroscopy (EDS). Both the su
Autor:
Ann G. Kim
Publikováno v:
Fuel. 85:1403-1410
Thirty-five samples of Class F fly ash from pulverized coal (PC) combustion boilers were leached with deionized water, acetic acid, and sulfuric acid. The release of metal ions from fly ash was related to the pH of the leachant solution and to the al
Autor:
Ann G. Kim, George Kazonich
Publikováno v:
Fuel. 83:2285-2292
In a study at DOE's National Energy Technology Laboratory, 32 Class F fly ash samples from pulverized coal (PC) power plants were dissolved in concentrated nitric acid and in hydrofluoric acid to estimate the distribution of metals in non-silicate an
Autor:
Ann G Kim
Publikováno v:
International Journal of Coal Geology. 59:49-62
A Mine Fire Diagnostic (MFD) Methodology was developed to determine the location and extent of combustion zones in abandoned underground coal mines. In this method, a characteristic fire signature is based on the ratio of higher molecular weight hydr
Autor:
Ann G Kim
Publikováno v:
International Journal of Coal Geology. 59:63-73
Cryogenic injection, a heat transfer method for extinguishing a subsurface fire, was tested at a bituminous coal waste bank in Midvale, OH. A slurry composed of CO 2 particles in liquid N 2 at a temperature of −180 °C, when injected into heated zo