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Measuring the Densities of Aqueous Glasses at Cryogenic Temperatures
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Measuring the Densities of Aqueous Glasses at Cryogenic Temperatures

Measuring the Densities of Aqueous Glasses at Cryogenic Temperatures

DOI:
10.3791/55761-v

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09:50 min

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June 28, 2017

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, , , , ,
1Cornell University, 2Physics Department,Cornell University

Capítulos

  • 00:05Título
  • 01:09Preparation of the Sample Cooling Chamber
  • 02:50Determination of the Volume and Density of the Test Mass at T = 298 K and T = 77 K
  • 03:47Preparation of the Initial Liquid N2-Ar Mixture
  • 04:53Measuring and Adjusting the Density of the Initial N2-Ar Mixture
  • 05:39Cooling Drops of Sample Solution
  • 06:48Assessment of the State and Determination of the Density of the Sample
  • 07:55Results: Determination of Acqueous Glass Densities at Cryogenic Temperatures
  • 08:47Conclusion

Summary

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A protocol for determining the vitreous phase densities of micro- to pico-liter size drops of aqueous mixtures at cryogenic temperatures is described.

Tags

Aqueous GlassesCryogenic TemperaturesCryobiologyCryocrystallographyCryoprotected MixturesCryogenic LiquidThermal Conductivity Copper ChamberDry Nitrogen GasLiquid NitrogenPTFE Test MassAnalytical Micro Balance

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