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G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
G01J1/00—Photometry, e.g. photographic exposure meter
G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
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Physics & Mathematics
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General Physics & Mathematics
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Spectroscopy & Molecular Physics
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Analysing Materials By The Use Of Radiation
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Verfahren zur Bestimmung des Gehalts an mindestens einem chemischen Element in einer Substanz, insbesondere zur Bestimmung des Schwefelgehalts in Kohlenwasserstoff-Brennstoffen
Vorrichtung zur Überprüfung einer Faser, deren Kristalle in einer bevor zugten Orientierung liegen, um den Wert einer mechanischen Eigenschaft der Faser zu bestimmen
Verfahren zur quantitativen Analyse mittels des durch Roentgen- oder aehnliche Strahlen von der zu untersuchenden Substanz erzeugten Absorptionsspektrums