Richárd Zsigmondy (1865-1929) was a key figure in colloidal chemistry. He was awarded the Nobel Prize in Chemistry in 1925 for his demonstration of the heterogeneous nature of colloid solutions and the invention of the ultramicroscope. The fourth release in the series celebrating Hungarian Nobel Prize winners. Recommended for science fans!
Front: A depiction of an ultramicroscope with a ray of light entering from the side is shown in the centre field of the front of the coin. Under the device is the mint date “2015” and the mint mark “BP.”. At the left rim, there is a semi-circular legend “5000” for the denomination and “FORINT”, while the legend “MAGYARORSZÁG” is located at the right rim.
Back:The back of the coin bears a portrait of Richárd Zsigmondy in the left field. The legend “ZSIGMONDY”, “RICHÁRD”, “1865-1929”, “NOBEL-DÍJ” and “1925” are found in consecutive horizontal lines in the right field. At the bottom, next to the portrait is the master mark of the
designer Fanni Király.
Keywords:Nobel prize, scientists, science,silver, coin, series, 2015