The nucleus was postulated as small and dense to account for the scattering of alpha particles from thin gold foil, as observed in a series of experiments performed by undergraduate Ernest Marsden under the direction of Rutherford and German physicist Hans Geiger in 1909.
Dense markers account for most but not all of the additive genetic variation, and the remaining fraction of variance is the polygenic contribution (poly) assumed to be 10 and 0% of genetic variance with 50,000 and 500,000 markers, respectively.
"Leonardo" (Oxford; $26), by the Oxford art-history professor Martin Kemp, is a summary of a life's research; "Leonardo da Vinci: Flights of the Mind" (Viking; $32.95), by the biographer and historian Charles Nicholl, is a popular account, dense with social history and rational, high-hearted speculation.
The linear regression model for denser samples accounted for R-squared (R2) of 99.7% and 99.5% of the variance of the actual sample volume in the open and closed cavity resonators, respectively.
Firm, dense swordfish meat accounts for about half the weight of the huge chop; the other half is bone and cartilage.
The battlefield accounts, dense with obscure place names and weapons inventories, are so unrelenting, and unrelentingly dry, that you are grateful for the full-page maps (which themselves are hard to follow).
The dense underfur, which accounts for almost 90% of the coat, insulates against cold weather and is composed of 2-3 cm long hairs.
The source material is Rajiv Chandrasekaran's "Imperial Life in the Emerald City," a dense and nuanced account of the Iraq occupation's disastrous first year.
I'm not knowledgeable enough about Arabian history, politics or economics, to attempt much in the way of a critique of this account, dense as it is with facts, ideas and references.
As Gary Gutting reminds us in this dense but brisk account of the last half-century of what he calls philosophy's "French shenanigans", the likes of Jacques Derrida and Michel Foucault are the cream of the post-war continental intellects.
