Polarized electrons are fired at polarized gas targets. The virtual photon emitted by the electron is also polarized and so seeks out quarks of spin in the same direction as the photon. The asymmetry of ejected quarks is found to deduce the net polarisation of the quarks.
Read more about this topic: HERMES Experiment
Other articles related to "method":
... He was able to use his new analytical method to replace that of Aristotle, and he was able to use his method to tweak and update Galileo’s experimental method ... The re-creation of Galileo’s method has never been significantly changed and in its substance, scientists use it today ...
Famous quotes containing the word method:
“I know no method to secure the repeal of bad or obnoxious laws so effective as their stringent execution.”
—Ulysses S. Grant (18221885)
“In child rearing it would unquestionably be easier if a child were to do something because we say so. The authoritarian method does expedite things, but it does not produce independent functioning. If a child has not mastered the underlying principles of human interactions and merely conforms out of coercion or conditioning, he has no tools to use, no resources to apply in the next situation that confronts him.”
—Elaine Heffner (20th century)
“The insidiousness of science lies in its claim to be not a subject, but a method. You could ignore a subject; no subject is all-inclusive. But a method can plausibly be applied to anything within the field of consciousness.”
—Katharine Fullerton Gerould (18791944)