Source
- Conrad Philip Kottak, "Windows on Humanity"
Read more about this topic: Adaptive Strategies
Other articles related to "source":
... Unsealed source radiotherapy relates to the use of soluble forms of radioactive substances which are administered to the body by injection or ingestion ... Sealed-source therapy, in which the radioisotope remains in a capsule or metal wire during therapy and is never allowed to dissolve in fluids, is usually referred to as brachytherapy ...
... edge on a smaller scale) the shape of the point-source Arago spot changes ... Note that this is only the case if the source is close to an ideal point source ... From an extended source the Arago spot is only affected marginally, since one can interpret the Arago spot as a point-spread function ...
... it could be quickly developed into a practical power source ... However, as with other fusion experiments, development into a power source has proven difficult ... Nevertheless, the fusor has since become a practical neutron source and is produced commercially for this role ...
... Raymond about the social workings of open-source software development ... roots of the gift culture in open source as contrasted with the exchange culture of closed source software ... Raymond also investigates the nature of the spread of open source into the untamed frontier of ideas he terms the noosphere, postulating that projects that range too far ...
... For an ideal point source the intensity of the Arago spot equals that of the undisturbed wave front ... Only the width of the Arago spot intensity peak depends on the distances between source, circular object and screen, as well as the source's wavelength and the diameter of the ... This means that one can compensate for a reduction in the source's wavelength by increasing the distance l between circular object and screen or reducing the circular object's diameter ...
Famous quotes containing the word source:
“The source of our actions resides in an unconscious propensity to regard ourselves as the center, the cause, and the conclusion of time. Our reflexes and our pride transform into a planet the parcel of flesh and consciousness we are.”
—E.M. Cioran (b. 1911)
“Thought is the work of the intellect, reverie is its self-indulgence. To substitute day-dreaming for thought is to confuse a poison with a source of nourishment.”
—Victor Hugo (1802–1885)
“When the object is perceived as particular and unique and not merely the member of a family, when it appears independent of any general notion and detached from the sanity of a cause, isolated and inexplicable in the light of ignorance, then and only then may it be a source of enchantment.”
—Samuel Beckett (1906–1989)