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K. Alex Müller, Swiss physicist and academic, Nobel Prize laureate (died 2023)

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K. Alex Müller
Swiss physicist and Nobel laureate (1927–2023)
Karl Alexander Müller was a Swiss physicist and Nobel laureate. He received the Nobel Prize in Physics in 1987 with Georg Bednorz for their work in superconductivity in ceramic materials.Source: Wikipedia (CC BY-SA)
Nobel Prize in Physics
One of five prizes established in 1895 by Alfred Nobel
The Nobel Prize in Physics is an annual award given by the Royal Swedish Academy of Sciences for those who have made the most outstanding contributions to mankind in the field of physics. It is one of the five Nobel Prizes established by the will of Alfred Nobel in 1895 and…Source: Wikipedia (CC BY-SA)
April 20
Day of the year
April 20 is the 110th day of the year in the Gregorian calendar; 255 days remain until the end of the year.Source: Wikipedia (CC BY-SA)