Ultrasonics Velocity Page

This page is under construction please pardon the mess




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Liquids
Liquids
material 		Velocity
mm/microsec. 		Pressure
bar 		Temp.
Celsuis
Attenuation
dB/cm, 5MHz or []
Reference
Water 1.500 1 20 - 1
Water 1.480 1 20 - 2
Water 1.4950 1 25 - 3
Water 1.5230 1 37 - 3
Water 1.5500 1 60 - 3
Water 1.4700 1 20 - 4
Heavy Water 1.400 1 25 - 2
Acetate; Butyl 1.27 1 26 - 5
Acetate; Ethyl 1.15 1 20 - 5
Acetate; Methyl 1.18 1 25 - 5
Acetate; Propyl 1.18 1 26 - 5
Acetone 1.17 1 20 - 6
Acetone 1.1950 1 20 - 4
Acetone 1.190 1 20 - 5
1. Ultran Laboratories Inc., , , Undated
2. Velocity Tables, , 4, 1970.
3. Gas Medium Acoustic Microscope, H. K. Wickramasinghe, Scanned Image Microscopy, 1980.
4. SAM Imaging of Thick Specimens, J. K. Wang, Scanned Image Microscopy, 1980.
5. Velocity Tables, , 3, 1970.
6. Metrotek, , AN23, 10/82.
Ceramics
Formulation
 Velocity
meters/sec. 		Density
gms/ccm 		Impedance
kgms/m2s
Attenuation
dB/cm, 5MHz or []
Reference
Silica Aerogel 70 to 1300 0.001 to 0.75 10e3 to 10e6 - 1
1. Larry Hubresh, Lawrence Livermore National Laboratory, private communications.

Metals
Soon at this location

Elements
The Periodic Table
H He
Li Be B C N O F Ne
Na Mg Al Si P S Cl Ar
K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe
Cs Ba * Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn
Fr Ra ** Rf Ha Sg Ns Hs Mt

* La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu
** Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr
Sorry no velocities or UT properties yet.

Cryogenic
Liquids
mode 		Velocity
meters/sec. 		Pressure
bar 		Temp.
Kelvin
Density
gms/ccm
Attenuation
dB/cm, 5MHz or []
Reference
Helium 4
Second Sound 		20 1 0.8 0.146 0 [1MHz] 1



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