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Solubility of oxygen in a seawater medium in equilibrium with a high-pressure oxy-helium atmosphere
Solubility heliox
2009/7/17
The molar oxygen concentration in a seawater medium in equilibrium with a high-pressure oxygen-helium atmosphere was measured directly in pressurized subsamples, using a modified version of the Winkle...
Heat loss and tolerance time during cold exposure in heliox atmosphere at 16 ATA
human cold thermal heliox Protective Clothing
2009/7/16
Four different types of protective clothing and three different methods of heat conservation protection were evaluated during an exposure to 4 degrees C cold in a heliox atmosphere at 150 msw. The div...
Operator performance in the one-atmosphere diving system JIM in water at 20 degrees C and 30 degrees C
human one-atmosphere Operator
2009/7/16
Performance and physiology of five operators of the one-atmosphere diving system JIM were assessed when diving JIM in mild (20 degrees C) and warm (30 degrees C) water. Each operator completed a minim...
Hyperbaric exposure to a 5 ATA He-N2-O2 atmosphere affects the cardiac function and organ blood flow distribution in awake trained rats
trimix cardiac blood flow animal rat
2009/7/14
Previous studies on rats have demonstrated an increased myocardial blood flow (MBF) in spite of an unchanged cardiac output (CO), mean arterial pressure (MAP), and heart rate (HR) when rats were expos...
Atmosphere contamination following repainting of a human hyperbaric chamber complex
scrubber hyperbaric chamber Atmosphere contamination breathing gas
2009/7/9
The Naval Medical Research Institute currently conducts hyperbaric research in a Man-Rated Chamber Complex (MRCC) originally installed in 1977. Significant engineering alterations to the MRCC and rust...