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506736
Caption: Diagram illustrating the process of a four-level laser
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 36.74 MB
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506810
Caption: Diagram illustrating the process of a three-level laser
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 41.15 MB
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125615
Caption: Woman With Giant Megaphone
Artist: Dave Cutler
Release: Not Applicable
File Size: 29.95 MB
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520903
Caption: Small businessman with huge megaphone
Artist: Gary Hovland
Release: Not Applicable
File Size: 47.87 MB
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51714
Caption: Figure With Megaphone
Artist: Campbell Laird
Release: Not Applicable
File Size: 37.22 MB
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507055
Caption: The basic components of a laser
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 34.56 MB
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125525
Caption: Man With Sneakers And Sweats Speaking Into Megaphone
Artist: Dave Cutler
Release: Not Applicable
File Size: 30.00 MB
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506594
Caption: The stages of stimulated emission in a laser cavity
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 36.21 MB
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506968
Caption: Cross section of a crystal microphone
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 41.86 MB
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12310
Caption: Illustration of megaphone
Artist: Doug Ross
Release: Not Applicable
File Size: 65.71 MB
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78438
Caption: Guitar player in motion
Artist: John Sposato
Release: Not Applicable
File Size: 9.99 MB
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481114
Caption: Diagram of a two-cavity klystron, used as an amplifier and RF signal source at microwave frequencies, and also as an oscillator.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 26.88 MB
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480983
Caption: A genomic DNA library contains the number of clones needed to encompass the entire donor genome.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 26.63 MB
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481523
Caption: Elements of the traveling-wave tube (TWT), used to amplify microwave signals over broad bandwidths.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 24.44 MB
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521211
Caption: Large Megaphone holding up smaller megaphones with speech bubbles
Artist: Maravillas Delgado
Release: Not Applicable
File Size: 51.75 MB
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481500
Caption: Cross section of an n-p-n transistor and its electronic symbol.
Artist: Encyclopaedia Britannica
Release: Not Applicable
File Size: 17.41 MB
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509630
Caption: Businessman talking into large human ear with bullhorn
Artist: Robert Dale
Release: Not Applicable
File Size: 77.25 MB
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125709
Caption: Man With Big Megaphone
Artist: Dave Cutler
Release: Not Applicable
File Size: 6.27 MB
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51517
Caption: Deciphering Computer Language
Artist: James Yang
Release: Not Applicable
File Size: 8.15 MB