Journal of Research of the National Bureau of Standards: Engineering and instrumentation. C, Volumes 72-75U.S. Government Printing Office, 1968 |
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Page 27
... liquid mixture reached an equilibrium pressure . The results of these six de- terminations , given later in table 3 , show a scatter with a range of about 5 parts in 10,000 . The precision of the individual investigations , however ...
... liquid mixture reached an equilibrium pressure . The results of these six de- terminations , given later in table 3 , show a scatter with a range of about 5 parts in 10,000 . The precision of the individual investigations , however ...
Page 28
... liquid and the vapor come into equilibrium and are in good ther- mal contact with the thermometer . The pressure at the same level is measured with a gas - lubricated piston gage operating on CO2 directly without the need for the ...
... liquid and the vapor come into equilibrium and are in good ther- mal contact with the thermometer . The pressure at the same level is measured with a gas - lubricated piston gage operating on CO2 directly without the need for the ...
Page 30
... liquid flowing over the entire external surface of the ther- mometer well . Several hours were allowed to establish a steady state . The piston gage was leveled , and the pressure in the jacket set at the optimum value as determined ...
... liquid flowing over the entire external surface of the ther- mometer well . Several hours were allowed to establish a steady state . The piston gage was leveled , and the pressure in the jacket set at the optimum value as determined ...
Page 31
... liquid . Since operation at this reduced flow rate is not to be recommended , both runs 3 and 4 were excluded from the result to be reported . These results are compared with those of other authors in table 4. Much of the previous work ...
... liquid . Since operation at this reduced flow rate is not to be recommended , both runs 3 and 4 were excluded from the result to be reported . These results are compared with those of other authors in table 4. Much of the previous work ...
Page 32
... liquid carbon dioxide at J. Amer . Chem . Soc . , 49 , 1174-1183 May 1927 ) . [ 2 ] C. H. Meyers and M. S. Van Dusen . The vapor pressu liquid and solid carbon dioxide , J. Res . NBS 10 , 381 | RP538 . [ 3 ] J. R. Roebuck and Winston ...
... liquid carbon dioxide at J. Amer . Chem . Soc . , 49 , 1174-1183 May 1927 ) . [ 2 ] C. H. Meyers and M. S. Van Dusen . The vapor pressu liquid and solid carbon dioxide , J. Res . NBS 10 , 381 | RP538 . [ 3 ] J. R. Roebuck and Winston ...
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accuracy admittance alloys analysis application approximately atomic attenuation bolometer Bolovac bridge Bureau of Standards calculated calibration calorimeter capacitance capacitor Chem circuit coaxial coefficient connectors constant creep Cryogenic crystal curves density described detector determined dew point disk effect electrical electron electron probe microanalysis energy equation error evaluation experimental field film flow frequency function heat hydrometer IEEE impedance input Instr Instrumentation Vol Key words laser linear liquid load magnetic materials measurements ment meter method microwave Mössbauer effect Mössbauer spectroscopy National Bureau obtained optical oscilloscope output paper parameters percent Phys precision pressure Proc properties pulse radiation range ratio reference resistance resistors resonance sample shown in figure solution specimen spectra stress surface Tech techniques temperature thermal thermal conductivity thermocouple thermodynamic thiosulfate tion Trans tube tungsten uncertainty values vapor voltage waveguide wet-bulb wet-bulb temperature wire x-ray
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Page 28 - In no case does such identification imply recommendation or endorsement by the National Bureau of Standards, nor does it imply that the material or equipment identified is necessarily the best available for the purpose.
Page 46 - THE INSTITUTE FOR BASIC STANDARDS provides the central basis within the United States of a complete and consistent system of physical measurement; coordinates...
Page 25 - Passenger comfort is one of the most important factors to be considered in the design of these facilities and this also applies to the waiting rooms, rest rooms, lunch and dining rooms.
Page 21 - ... (1) nuclear data, (2) atomic and molecular data, (3) solid state data, (4) thermodynamic and transport data, (5) chemical kinetics, (6) colloid and surface properties, and (7) mechanical properties.
Page 82 - These include the development and maintenance of the national standards of measurement and the provision of means and methods for making measurements consistent with these standards...
Page 23 - The procedure uses the x and y coordinates and the individual directions of the minutiae ( ridge endings and bifurcations). The identity of the...
Page 22 - This publication contains a descriptive listing, item by item, of most of the test and calibration work done at the National Bureau of Standards with the respective fees.
Page 16 - Maryland, and by the Division of Biology and Medicine of the United States Atomic...