diffusion period
1Diffusion (acoustics) — Diffusion, in acoustics and architectural engineering, is the efficacy by which sound energy is spread evenly in a given environment. A perfectly diffusive sound space is one that has certain key acoustic properties which are the same anywhere in …
2diffusion index — UK US noun [C] ► ECONOMICS the degree to which different economic indicators (= measurements of economic activity) are changing in the same way at a particular time: »March s diffusion index suggested Japan s recovery was losing steam. ► FINANCE …
3Diffusion of technology in Canada — This article outlines the history of the diffusion or spread of technology in Canada. Technologies chosen for treatment here include, in rough order, transportation, communication, energy, materials, industry, public works, public services… …
4Diffusion of innovations — The diffusion of innovations according to Rogers. With successive groups of consumers adopting the new technology (shown in blue), its market share (yellow) will eventually reach the saturation level. In mathematics the S curve is known as the… …
5Diffusion damping — Physical cosmology Universe · Big Bang …
6Diffusion transistor — A diffusion transistor is any transistor formed by diffusing dopants into a semiconductor substrate. Diffusion transistors include some types of both bipolar junction transistors and field effect transistors. The diffusion process was developed… …
7Diffusion Index — 1. A measure of the percentage of stocks that have advanced in price or are showing a positive momentum over a defined period. It is used in the technical analysis of stocks. 2. A measure of the breadth of a move in any of the Conference Boards… …
8Molecular diffusion — This article is about spontaneous dispersion of mass. For a more generic treatment of diffusion, see Diffusion. Diffusion from a microscopic and macroscopic point of view. Initially, there are solute molecules on the left side of a barrier… …
9Edo period — The nihongo|Edo period|江戸時代|Edo jidai, also referred to as the Tokugawa period (徳川時代 Tokugawa jidai ), is a division of Japanese history running from 1603 to 1868. The period marks the governance of the Edo or Tokugawa shogunate, which was… …
10Migration period of ancient Burma — History of Burma Prehistory 11,000–200 BCE Pyu city states 200 BCE–835 CE Mon kingdoms 825?–1057 Arakanese kingdoms 788?–1406 …
