- elliptical helix
- elliptinen ruuvikierre
English-Finnish mathematical dictionary. 2011.
English-Finnish mathematical dictionary. 2011.
elliptical polarization — Physics. polarization of an electromagnetic wave in which the vector representing the instantaneous intensity of the electric field describes an elliptical helix in the direction of propagation. Cf. circular polarization. * * * … Universalium
elliptical polarization — noun see polarization * * * Physics. polarization of an electromagnetic wave in which the vector representing the instantaneous intensity of the electric field describes an elliptical helix in the direction of propagation. Cf. circular… … Useful english dictionary
Circular polarization — The electric field vectors of a traveling circularly polarized electromagnetic wave. In electrodynamics, circular polarization[1] of an electromagnetic wave is a polarization in which the electric field of the passing wave does not change… … Wikipedia
Skew arch — A skew arch (also known as an oblique arch) is a method of construction that enables an arch bridge to span an obstacle at some angle other than a right angle. This results in the faces of the arch not being perpendicular to its abutments and its … Wikipedia
Circular dichroism — (CD) refers to the differential absorption of left and right circularly polarized light.[1][2] This phenomenon was discovered by Jean Baptiste Biot, Augustin Fresnel, and Aimé Cotton in the first half of the 19th century.[3] It is exhibited in… … Wikipedia
Dor procedure — In 1985, Vincent Dor, MD, introduced endoventricular circular patch plasty (EVCPP), or the Dor procedure, as a viable method for restoring a dilated left ventricle to its normal, elliptical geometry. The Dor procedure, which uses a circular… … Wikipedia
Heliciculture — (snail farming) is the process of farming or raising snails.HistoryRoasted snail shells have been found in archaeological excavations, an indication that snails have been eaten since prehistoric times [ [http://watarts.uwaterloo.ca/… … Wikipedia
White dwarf — For other uses, see White dwarf (disambiguation). Image of Sirius A and Sirius B taken by the Hubble Space Telescope. Sirius B, which is a white dwarf, can be seen as a faint pinprick of light to the lower left of the much brighter Sirius A … Wikipedia
Stairway — Stairs redirects here. For other uses, see Stairs (disambiguation). Staircase redirects here. For other uses, see Staircase (disambiguation). This article is about the construction. For the song by Led Zeppelin, see Stairway to Heaven. Stairways… … Wikipedia
Chirality (electromagnetism) — Chirality with hands and two enantiomers of a generic amino acid. The term chiral (pronounced /ˈkaɪrəl/) describes an object, especially a molecule, which has or produces a non superimposeable mirror image of itself. In chemistry, such a … Wikipedia
Mohs surgery — Intervention MeSH D015580 Mohs surgery, also known as chemosurgery, created by a general surgeon, Dr. Frederic E. Mohs, is microscopically controlled surgery used to treat common types of skin cancer. It i … Wikipedia