Sylwester Andrzej Porowski (born April 7, 1938 in Bierzyn, Lower Silesian Voivodeship), is a Polish physicist specializing in solid-state and high pressure physics.
He is the Co-Director and Board Member of The Institute of High Pressure Physics, Polish Academy of Sciences in Warsaw.
In 2001 Professor Porowski's team built the blue semiconductor laser, a pioneering feat in the study of optoelectronics.
Porowski was awarded Prize of the Foundation for Polish Science in 2013 for developing a high-pressure method for producing gallium nitride monocrystals.
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