Amount: 1 inch pound force (in lbf) of energy. Equals: 0.11 joules (J) in energy. Converting inch pound force to joules value in the energy units scale. TOGGLE : from joules into inches pound force in the other way around.
Sfumato and Leonardo da Vinci. Sfumato refers to the subtle gradation of tone which was used to obscure sharp edges and create a synergy between lights and shadows in a painting. As Ernst Gombrich, one of the twentieth-centuries most famous art historians, explains: [t]his is Leonardo's famous invention â¦ the blurred outline and mellowed colors that allow one form to merge with another and always leave something to our imagination.
Chiaroscuro is a method of shading which is used to give figures a sense of three-dimensional volume. Tenebrism is where an artist keeps some areas of a painting totally black, allowing one or two areas to be strongly illuminated by comparison. Tenebrism thus allows the artist to control the 'action' in his canvas.