قياس كثافة من النظارات المائية في درجات الحرارة المبردة

1:09

Preparation of the Sample Cooling Chamber

8:47

Conclusion

2:50

Determination of the Volume and Density of the Test Mass at T = 298 K and T = 77 K

3:47

Preparation of the Initial Liquid N₂-Ar Mixture

4:53

Measuring and Adjusting the Density of the Initial N₂-Ar Mixture

5:39

Cooling Drops of Sample Solution

7:55

Results: Determination of Acqueous Glass Densities at Cryogenic Temperatures

6:48

Assessment of the State and Determination of the Density of the Sample