beam mode

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• Mode shape — ] In the study of vibration in engineering, a mode shape describes the expected curvature (or displacement) of a surface vibrating at a particular mode. To determine the vibration of a system, the mode shape is multiplied by a function that… …   Wikipedia

• Beam tetrode — The problem of secondary emission in the tetrode tube (valve) was solved by Philips/Mullard with the introduction of a suppressor grid to produce the pentode construction. Since Philips held a patent on this design, other manufacturers were keen… …   Wikipedia

• Beam splitter — Schematic representation of a beam splitter cube 1 Incident light 2 50% Transmitted light 3 50% Reflected light …   Wikipedia

• Beam diameter — The beam diameter or beam width of an electromagnetic beam is the diameter along any specified line that is perpendicular to the beam axis and intersects it. Since beams typically do not have sharp edges, the diameter can be obtained in many… …   Wikipedia

• BEAM robotics — The word beam in BEAM robotics is an acronym for Biology, Electronics, Aesthetics, and Mechanics . This is a term that refers to a style of robotics that primarily uses simple analog circuits, such as comparators, instead of a microprocessor in… …   Wikipedia

• Beam parameter product — In laser science, the beam parameter product (BPP) is the product of a laser beam s divergence angle (half angle) and the radius of the beam at its narrowest point (the beam waist).cite web|url=http://www.rp photonics.com/beam parameter… …   Wikipedia

• Mode field diameter — In fiber optics, the mode field diameter (MFD) is an expression of distribution of the irradiance, i.e., the optical power per unit area, across the end face of a single mode fiber. For a Gaussian intensity (i.e. power density, W/m2) distribution …   Wikipedia

• Doppler Beam Sharpening — Verschiedene Punkte gleicher Entfernung zum Radar haben unterschiedliche relative Radialgeschwindigkeit (rote Vektoren) und können aufgrund unterschiedlicher Dopplerfrequenz unterschiedlichen Seitenwinkeln zugeordnet werden. Das Doppler Beam… …   Deutsch Wikipedia

• Transverse mode — A transverse mode of a beam of electromagnetic radiation is a particular electromagnetic field pattern of radiation measured in a plane perpendicular (i.e., transverse) to the propagation direction of the beam. Transverse modes occur in radio… …   Wikipedia

• Gaussian beam — In optics, a Gaussian beam is a beam of electromagnetic radiation whose transverse electric field and intensity (irradiance) distributions are well approximated by Gaussian functions. Many lasers emit beams that approximate a Gaussian profile, in …   Wikipedia

• Walker (BEAM) — In BEAM robotics, a walker is a walking machine that has a driven mode of locomotion by intermittent ground contacting legs. They usually possess 1 to 12 motors. (ed. motors numbering above 3 are uncommon) Muscle wired walkers ultilizes Nitinol… …   Wikipedia