packing fraction


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packing fraction

n.
The difference between the isotopic mass and the mass number of a nuclide, divided by its mass number, often interpreted as a measure of stability.

packing fraction

n
(Nuclear Physics) a measure of the stability of a nucleus, equal to the difference between its mass in amu and its mass number, divided by the mass number
References in periodicals archive ?
Reducing the packing fraction increases enrichment requirements further due to reduction of the uranium density.
4 (b) and (c) that, both the TEM [DELTA]T and the heat flow increase with fin packing fraction, and then gradually plateaus with the increase of fin packing fraction.
Caption: Simulated 0.6-micron sample shows the "packing fraction" or portion of volume filled with solid materials.
Assuming that the granular waste is relatively spherical, the space volume between the balls is determined by the packing fraction of the balls.
where [[phi].sub.max] is the maximum packing fraction and [[eta]] the intrinsic viscosity of the filler.
2, which basically consists of a dielectric or air cube (host matrix) of thickness a with the metallic inclusion of spherical shape having a packing fraction p = 0.74.
To balance the advantages and disadvantages of fine particles, coarse particles can be introduced to the electrode composition to control the overall packing fraction and preserve contact between the electrolyte and electrodes (Sato, Journal of Power Sources, 1998; Choi, et al, journal of Power Sources, 2006).
Density, strength, packing fraction, particle size, and percent of floaters are controlled.
Session 2 on Friday, June 20, will examine the choice of coating level, including the monolayer concept, determination of the actual requirement, the oil absorption (or packing fraction) method, viscosity reduction of a suspension, settling volume of a suspension, adsorption isotherms and empirical confirmation.