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American horror and science fiction magazine. Online Asimov's Science Fiction: 1977 United States Penny Publications, LLC American magazine which publishes science fiction and fantasy and perpetuates the name of Isaac Asimov. Printed Clarkesworld Magazine: 2006 United States Wyrm Publishing American magazine which publishes science fiction ...
The resolution of any radar depends on the width of the beam and the range to the target. For example; a radar with 1 degree beam width and a target at 120 km (75 mi) range will show the target as 2 km (1.2 mi) wide. To produce a 1-degree beam at the most common frequencies, an antenna 1.5 kilometres (0.93 miles) wide is required.
A raygun is a science-fiction directed-energy weapon usually with destructive effect. [1] They have various names: ray gun, death ray, beam gun, blaster, laser gun, laser pistol, phaser, zap gun, etc. In most stories a raygun emits a ray usually lethal if it hits a human target, often destructive if it hits mechanical objects, with properties ...
A front cover of Imagination, a science fiction magazine in 1956. A science fiction magazine is a publication that offers primarily science fiction, either in a hard-copy periodical format or on the Internet. Science fiction magazines traditionally featured speculative fiction in short story, novelette, novella or (usually serialized) novel ...
Therefore radar did not advance science, but was instead a matter of technology and engineering. Maurice Ponte, one of the developers of radar in France, states: The fundamental principle of the radar belongs to the common patrimony of the physicists; after all, what is left to the real credit of the technicians is measured by the effective ...
Beamforming or spatial filtering is a signal processing technique used in sensor arrays for directional signal transmission or reception. [1] This is achieved by combining elements in an antenna array in such a way that signals at particular angles experience constructive interference while others experience destructive interference.
Analog Science Fiction and Fact is an American science fiction magazine published under various titles since 1930. Originally titled Astounding Stories of Super-Science , the first issue was dated January 1930, published by William Clayton , and edited by Harry Bates .
Between 1997 and 1999 Albedo One was honored three times by the European Science Fiction Society, winning Awards for "Best Magazine" and "Best Publisher". [15]Stories from the magazine often earned Honorable Mentions in the Year's Best Science Fiction edited by Gardner Dozois and the Year's Best Fantasy and Horror edited by Ellen Datlow, Kelly Link and Gavin Grant.