File:Murray Gell-Mann.JPG

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Biography portrait image imported from Wikimedia/Wikipedia source

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	17:51, 20 May 2026		3,060 × 2,295 (3.31 MB)	Maintenance script (talk \| contribs)	Upload quantum physics biography portrait images

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Camera manufacturer	NIKON CORPORATION
Camera model	NIKON D90
Exposure time	1/15 sec (0.066666666666667)
F Number	f/1.8
ISO speed rating	1,600
Date and time of data generation	15:26, 6 June 2012
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Horizontal resolution	300 dpi
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Software used	Capture NX 2.2.3 W
File change date and time	17:18, 28 September 2012
Y and C positioning	Centered
Pair of black and white reference values	0 255 0 255 0 255
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Date and time of digitizing	15:26, 6 June 2012
Meaning of each component	Y Cb Cr does not exist
APEX exposure bias	0
Maximum land aperture	1.6 APEX (f/1.74)
Metering mode	Spot
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DateTime subseconds	00
DateTimeOriginal subseconds	00
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Supported Flashpix version	1
Color space	sRGB
Sensing method	One-chip color area sensor
File source	Digital still camera
Scene type	A directly photographed image
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Digital zoom ratio	1
Focal length in 35 mm film	52 mm
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Scene control	High gain up
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Subject distance range	Unknown
GPS tag version	0.0.2.2