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Coils and transformers - often used but seldomly explained correctly
Coils transformers seldomly explained correctly numerous schoolbooks
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2011/8/4
Abstract: The devices coil and transformer are subjects of interest in numerous schoolbooks, in introductory scientific textbooks of physics and engineering, and in laboratory courses at universities.
Propagation of whispering gallery modes along the miniature optical fiber coils
Fiber optics components Fiber optics sensors Waveguides Optical processing devices
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2015/6/9
Propagation of the whispering gallery modes along a micro-deformed miniature optical fiber coil (MOFC) is investigated. The results are applied to explain the performance of a preliminary-fabricated M...
The Suitability of Silver and Platinum Coils as Intravasal Devices for Male Fertility Control in Rats
male fertility control intravasal devices surgical methods
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2009/2/18
In 91 male rats, silver or platinum coils were implanted into the vasa deferentia with the hope of developing a simple and reversible method for male fertility control. The insertion of the coil by ...
Repelling magnets versus superelastic nickel-titanium coils in simultaneous distal movement of maxillary first and second molars
Dental alloys Magnetics Supercoils Force Orthodontic appliance Molar Tooth movement
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2009/1/12
Eighteen subjects, aged 12.5 to 18.3 years, with Class II malocclusion, deep overbite and moderate space deficiency in the maxilla were treated orthodontically using repelling rare earth magnets on on...
Proximal alveolar bone level after orthodontic treatment with magnets, superelastic coils and straight-wire appliances
Alveolar bone level Magnets Orthodontic appliance Radiography Superelastic coils
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2009/1/8
Proximal alveolar bone level changes were radiographically determined in 20 subjects (mean age 14.3 years, SD 2.00) a short time after rapid orthodontic treatment with magnets and superelastic nicke...
Effect of Contour Shape of Nervous System Electromagnetic Stimulation Coils on the Induced Electrical Field Distribution
Nervous System Electromagnetic Stimulation Coils the Induced Electrical Field Distribution
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2010/3/2
We applied an optimization approach, using the calculus of variation, which allows to obtain a coil contour shape corresponding to a selected criterion. In this case, the optimal contour showed higher...