Monthly Archives: September 2021

Árpád Barna

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Dr. Árpád Barna, or “Árpi uncle” as he was called by many of us, in his 86th year, on the evening of September 24, 2021, died. We mourn the Candidate of Physical Science, the Doctor of Engineering, and first of all, our role model. Árpi and his colleagues started in-situ transmission electron microscopy in 1966, of which the hardware was… Teljes cikk »