IBM RESEARCH / SCIENCE PHOTO LIBRARY IBM RESEARCH / SCIENCE PHOTO LIBRARY
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Magnetic tape storage, IBM research. IBM scientist Evangelos Eleftheriou with the equipment used by IBM scientists to demonstrate a record in magnetic tape data density of 29.5 billion bits per square inch. The technology used a dual-coat magnetic tape based on barium ferrite (BaFe) particles. Photographed in January 2010, at IBM Research-Zurich, Switzerland.
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