The phrase "and a quantum of" is correct and usable in written English.
It can be used in contexts where you want to refer to a specific quantity or amount of something, often in a scientific or formal context.
Example: "The experiment required a quantum of energy to initiate the reaction."
Alternatives: "and a measure of" or "and a portion of".
So, in this dark hour, I would like to return the favor and offer a quantum of solace.
Think of each urn as being a country and each ball a quantum of international bandwidth and consider what happens when q=0.
Art gives life, and more than a quantum of solace; but James Bond, aloft and alone, is always the bringer of death.
He's one of the foremost authors on James Bond, able therefore to explain to me the meaning of A Quantum of Solace and happy to regale me with wealth of entertaining stories over a Bloody Mary (or nine).
Pompeo did end up providing a quantum of solace and back-tracked a bit, agreeing with commenters that Craig's statement may have been taken out of context.
The fluorescence brightness, which is a product of an extinction coefficient and a quantum yield of the fluorophore, of Alexa Fluor 555 and ATTO 550 are 15,000 and 96,000, respectively [ 37].
Fluorescein exhibits a lifetime of 4.16 ns (ref (24)) and a quantum yield of 0.86, indicative of a fluorescence process that is relatively efficient.
A quantum efficiency of 16.2% with a color coordinate of (0.45,0.47) and a quantum efficiency of 18.0% with a color coordinate of (0.37,0.47) were achieved in the type I and type II hybrid WOLEDs, respectively.
After three months of growth, cuttings were placed into oxygenated water tight containers for 2 weeks in a growth chamber providing a 16-h photoperiod, a day/night temperature of 25°C/20°C, a day/night relative humidity of 85%/70% and a quantum flux of 260 μmol m-2 s-1.
A TADF emitter having the 4IA based donor moiety exhibited a blue color coordinate of (0.21, 0.31) and a quantum efficiency of 13.7%.
