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Weiss ring: a large, ring shaped floater that is sometimes seen if the vitreous body releases from the back of the eye. When this occurs there is a characteristic pattern of symptoms: Flashes of light ; A sudden dramatic increase in the number of floaters; A ring of floaters or hairs just to the temporal side of the central vision
Weiss ring: a large, ring shaped floater that is sometimes seen if the vitreous body releases from the back of the eye. As part of the normal human aging process the liquefied vitreous body loses support and contracts. This leads to posterior vitreous detachment in which the vitreous membrane is released from the sensory retina. [9]
The White Ring (German: Der Weiße Ring) is a ski circuit and ski race in the area of Lech am Arlberg, Vorarlberg . It is located in the Ski Arlberg ski resort. With 22 km, it is the longest ski round trip in the world. It features 5,500 m of altitude difference.
A heterocyclic compound or ring structure is a cyclic compound that has atoms of at least two different elements as members of its ring(s). [1] Heterocyclic organic chemistry is the branch of organic chemistry dealing with the synthesis, properties, and applications of organic heterocycles .
Liesegang rings - Silver-chromate precipitate pattern in a layer of gelatine Some Liesegang Rings. Liesegang rings (/ ˈ l iː z ə ɡ ɑː ŋ /) are a phenomenon seen in many, if not most, chemical systems undergoing a precipitation reaction under certain conditions of concentration and in the absence of convection.
A ring is a set R equipped with two binary operations [a] + (addition) and ⋅ (multiplication) satisfying the following three sets of axioms, ...
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The Death Gate Cycle is a seven-part series of fantasy novels written by Margaret Weis and Tracy Hickman.The main conflict is between two powerful races, the Sartan and the Patryns, which branched off from humans following a nuclear/anti-matter holocaust.