Chemistry

Biographical

Jacobus Henricus van ‘t Hoff was born in Rotterdam, The Netherlands, on August 30, 1852. He was the third child in a family of seven children of Jacobus Henricus van ‘t Hoff, a physician, and Alida Jacoba Kolff. In 1869 he entered the Polytechnic School at Delft and obtained his technology diploma in 1871. His decision…

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  The Nobel Prize in Chemistry 2004           The most common reason for miscarriage is an error when the mother’s and the father’s chromosomes are to be separated in the formation of sex cells. Ubiquitin-marking plays an important role here. The picture shows a calf embryo.   How are sex cells…

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Award ceremony speech

  Presentation Speech by the former Rector of the National Archives Dr. C.T. Odhner, President of , on December 10, 1901 Your Royal Highnesses, Ladies and Gentlemen. The Academy has awarded the Nobel Prize for Chemistry to Jacobus Henricus van ‘t Hoff, Professor in the University of Berlin, for his pioneering work on chemical dynamics…

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Award ceremony speech

Presentation Speech by Professor , member of the Nobel Committee for Chemistry of Your Majesties, Your Royal Highnesses, Ladies and Gentlemen. The proteins are among the most complicated and enigmatic substances in Nature and appear to be particularly closely related to all that we call Life. To this group of key substances belong for example…

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  The Nobel Prize in Chemistry 2004             What proteins are marked? Surprisingly many of the proteins created in the cell are faulty from the start. They must be broken down and rebuilt since they can damage the organism. But perhaps the most important reason for a cell to get…

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