Elastic Moduli Data for Polycrystalline Ceramics

About Property Data Summaries.

Database Reference: NIST Structural Ceramics Database, SRD Database Number 30.

Journal Reference:

Elastic Moduli Data for Polycrystalline Ceramics, R. G. Munro, NISTIR 6853, (2002),
National Institute of Standards and Technology,
Gaithersburg, Maryland 20899.
Other Materials: Elastic Moduli Data

Other Materials Properties: Property Data Summaries

HfO2 · xEr2O3(partially stabilized) { hafnium dioxide (partially stabilized), erbia partially stabilized hafnia, Er-PSH, HfO2(PSH,Er) }

Key to the Symbols: T = temperature, d = density, p = volume fraction of porosity, VL = longitudinal sound velocity,
VS = shear sound velocity, E = elastic modulus, G = shear modulus, B = bulk modulus, nu = Poisson's ratio.
Ref.
Nbr.		 Exhibit
Type		 Exhibit
Number		 Value
Type		 Measurement
Method		 Matl.
Nbr.		 T
[°C]		 d
[g/cm3]		 p
[%]		 VL
[km/s]		 VS
[km/s]		 E
[GPa]		 G
[GPa]		 B
[GPa]		 nu Table
Notes
110 Graph 1 x sonic resonance   23   0.0174     252 100     1
110 Graph 1 x sonic resonance   23   0.0366     221       1
110 Graph 1 x sonic resonance   23   0.0705     192       1
110 Graph 1 x sonic resonance   23   0.0757     222       1
110 Graph 1 x sonic resonance   23   0.0762     200       1
110 Graph 1 x sonic resonance   23   0.0764     217       1
110 Graph 1 x sonic resonance   23   0.0855     191 77.5     1
110 Graph 1 x sonic resonance   23   0.0868     197       1
110 Graph 1 x sonic resonance   23   0.0933     197       1
110 Graph 1 x sonic resonance   23   0.0973     188 74.8     1
110 Graph 1 x sonic resonance   23   0.099     193       1
110 Graph 1 x sonic resonance   23   0.105     177 72.3     1
110 Graph 1 x sonic resonance   23   0.1127     186       1
110 Graph 2 x sonic resonance   19   0.0366     222.3       1,2
110 Graph 2 x sonic resonance   132         215.6       1,2
110 Graph 2 x sonic resonance   366         207.8       1,2
110 Graph 2 x sonic resonance   549         185.7       1,2
110 Graph 2 x sonic resonance   774         165.1       1,2
110 Graph 2 x sonic resonance   999         141.4       1,2
110 Graph 2 x sonic resonance   1281         137.3       1,2
110 Graph 2 x sonic resonance   1557         128.5       1,2
110 Graph 2 x sonic resonance   1558         131.7       1,2
110 Graph 2 x sonic resonance   1600         130.8       1,3
110 Graph 2 x sonic resonance   1307         145.2       1,3
110 Graph 2 x sonic resonance   1030         148.4       1,3
110 Graph 2 x sonic resonance   777         148.4       1,3
110 Graph 2 x sonic resonance   442         168.5       1,3
110 Graph 2 x sonic resonance   86         198.2       1,3

           ===== Table Notes =====

           1: Reported composition (mole fraction): 95.6 % HfO2 + 4.4 % Er2O3.
           2: On heating.
           3: On cooling.

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Date created: 24 October 2002
Last updated: 24 October 2002

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