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A liquid nitrogen immersion cryostat for optical measurements
liquid nitrogen immersion cryostat optical measurements
2016/5/23
A liquid nitrogen immersion cryostat has been developed for optical measurements. Liquid nitrogen in the sample chamber is kept free of bubbles and schlieren by the use of a cooling jacket of sacrific...
An universal formula for the calculation of nitrogen solubility in liquid nitrogen-alloyed steels
nitrogen steels solubility high pressure
2009/10/23
The results of the authors' own experimental studies on the Fe - N system, its standard state, binary alloys of iron with chromium, molybdenum, manganese, nickel, vanadium, silicon and carbon, as well...
Comparative evaluation of fresh and washed human sperm cryopreserved in vapor and liquid phases of liquid nitrogen
Nitrogen vapor fertilizability cryopreservation
2008/12/29
Infectious organisms such as hepatitis B were recently shown to survive in liquid nitrogen. To prevent cross-contamination of semen samples via liquid nitrogen, studies were undertaken to evaluate h...