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Observation of Hole Burning and Cross Relaxation Effects in RubySzabo · Physical review. B, Solid state1975PDF927 KB
Two-step Cross Relaxation in Ruby: Evidence for Generalized ThermodynamicsKotzler · Journal of Physics C Solid State Physics1972PDF387 KB
A Measurement of Absorption Cross-Section of Ruby R1-Line.NODA · Japan Science and Technology Information Aggregator, Electronic1997PDF544 KB
An Experimental Study of 2:1 Harmonic Cross Relaxation in RubySquire · Institute of Physics1965PDF768 KB