Zobrazeno 1 - 10
of 29
pro vyhledávání: '"L. L. Ames"'
Publikováno v:
Coherent Laser Radar.
Wind shear, the sudden and violent change of wind direction near the ground has been a contributing factor in at least 28 aviation accidents and incidents involving commercial aircraft since 1964, including more than 600 fatalities. The hazard due to
Publikováno v:
The Journal of Chemical Physics. 72:5192-5201
The gaseous products of the thermal decomposition of Te6O11Cl2 (s) were studied by mass spectrometry and matrix isolation infrared spectroscopy. The temperature range investigated was 340 to 900 °C. The majority vapor species was found to be TeOCl2
Autor:
L. L. Ames
Publikováno v:
Clays and Clay Minerals. 31:321-334
Publikováno v:
Nuclear Applications and Technology. 8:62-69
The purification of cesium by ion exchange with a synthetic aluminosilicate zeolite was demonstrated on a laboratory scale for use in preparing exceptionally pure 137Cs irradiation sources. Cesium ...
Autor:
L. L. Ames
Publikováno v:
Clays and Clay Minerals. 6:378-385
An unusual halloysite deposit occurs on the west side of the Lake Mountains in Utah County, Utah. A field and laboratory study was made of this Fox deposit to determine the paragenesis of the clay minerals, especially halloysite. Successive lenses of
Autor:
L. L. Ames
Publikováno v:
Economic Geology. 56:1017-1024
Autor:
L. L. Ames
Publikováno v:
Economic Geology. 58:1229-1236
A diffusion-controlled model for the replacement reaction CaSO (sub 4.2H 2 O + BaCl 2 -->BaSO 4 + CaCl 2 + 2H 2 O was postulated and the kinetics of the model were tested and compared with the actual replacement kinetics. Two grain-size ranges of gyp
Autor:
L. L. Ames
Publikováno v:
Economic Geology. 56:730-739
A laboratory study of the kinetics of limestone replacement by alkaline, fluoride-bearing solutions is presented. Data on the effects of temperature, concentration (fluoride ion and cations), pH, calcite surface area, and flow rates on fluoride ion,
Autor:
B. W. Mercer, L. L. Ames
Publikováno v:
Economic Geology. 56:1133-1136
More work would be necessary to develop a recovery process but the results presented show that the K specificity of clinoptilolite may allow the extraction and recovery of potash from mixed salt solutions on a commercial scale.
Autor:
L. L. Ames
Publikováno v:
Economic Geology. 56:521-532
Data on the kinetic anion replacement systems calcite-PO 4 (super -3) , calcite-F (super -) , gypsum-CO 3 (super -2) , and gypsum-PO 4 (super -3) are given, along with concomitant Sr (super +2) inclusion into the final product. In a system containing