Sentence examples for known rate from inspiring English sources

The particles produced radioactive isotopes that decay at a known rate, Dr. Petaev said.

Once exposed, atoms of beryllium-10 gradually accumulate in the rock surface at a known rate.

As a result of cosmic ray bombardment from space, such isotopes accumulate in rocks over time at a known rate.

The river incises the canyon at a known rate – about 150 metres per million years, or about the thickness of a piece of paper annually, Karlstrom said.

Since parent uranium atoms change into daughter atoms with time at a known rate, their relative abundance leads directly to the absolute age of the host mineral.

In terms of the numbers of atoms present, it is as if apples changed spontaneously into oranges at a fixed and known rate.

TDC has been described to function as a homodimer and the decarboxylation reaction it catalyzes is a known rate-limiting reaction of the serotonin biosynthesis pathway (Park, Kang et al. 2009).

In the ethylene biosynthetic pathway, the conversion of S-adenosyl-L-methionine (SAM) to ACC by ACC synthase is a known rate-limiting step [ 44].

This is accompanied by increased survival of proprioceptive neurons in IgNrg1β1Ov; it is interesting to note that supernumerary muscle spindles in IgNrg1β1Ov mice express NT3, a known rate-limiting factor for survival of proprioceptive neurons (Ernfors et al, 1994; Klein et al, 1994; Tessarollo et al, 1994).

As rate (r_1) is precisely the best-known rate (R_{text{ b }}), the impact on the network will be only affected by those first two unsuccessful attempts.

If the use of this rate (R_{text{ r }}) fails, then the next two attempts are performed using the best-known rate (R_{text{ b }}) (defined as the normal curve mean).