packing fraction


Also found in: Encyclopedia, Wikipedia.
Related to packing fraction: mass defect

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 ?
max] is the maximum packing fraction and [[eta]] the intrinsic viscosity of the filler.
Density, strength, packing fraction, particle size, and percent of floaters are controlled.
The packing fraction for this state is about 64 percent.
With the introduction of Positron's Attrius cardiac PET scanner, the issues surrounding sensitivity of PET imaging like size of detector, distance from patient, detector encoding scheme, parallelism of the electronics, and packing fraction are greatly reduced," says Frost & Sullivan Research Analyst Prasanna Kannan.
The best fit with experimental data was obtained for the maximal packing fraction [f.
This is illustrated in table 5 for light and medium trucks using two-cord constructions and assuming an 85% linear cord packing fraction.
The researchers also demonstrated that this packing fraction seems to determine the onset of dilatancy, an important property of granular materials such as sand.
Nextreme Thermal Solutions[TM], the leader in microscale thermal and power management products for the electronics industry, announces the availability of a new thermoelectric module - the Ultra-High Packing Fraction (UPF) OptoCooler module - that addresses the latest cooling and temperature control requirements for optoelectronics, electronics, medical, military and aerospace applications.
m] denotes maximum volume packing fraction and n=[eta][[PHI].
Consequently, these systems are no longer governed by the maximum packing fraction, [[phi].
The increase in the viscosity may be attributed to the properties of the filler, such as maximum packing fraction [47].
The ratio of the volume loading level to the maximum packing fraction of the filler is generally employed for correlations with the ratio of the shear viscosity of the suspension over the shear viscosity of the binder-polymer at the same shear rate.