On May 20, KRISS celebrated World Metrology Day 2019 in the administration building of KRISS Campus. This year’s ceremony was to mark the redefinition and its official enactment of 4 SI base units - kilogram(kg), ampere(A), kelvin(K), and mole(mol) - which is expected to bring further advancements in measurement science and technology, so the theme of World Metrology Day 2019 was “The International System of Units - Fundamentally better”.      

  

 

 

 

 

Dr. Sang-Ryoul Park, the president of KRISS, put an emphasis on KRISS’s role to realize and disseminate the newly defined SI units at his opening remarks. Also, many distinguished guests, including Dr. Miock Mun, the 1 ^st Vice Minister of the Ministry of Science and ICT, delivered congratulatory remarks to celebrate this monumental event. In addition, KRISS made a special video ‘Perfect Units’ and commemorative stamps with Korea Post to raise public attention.  

    

 

  

         

For the last program of the ceremony, Dr. Sangwook Kim, a professor in Physics at Kyunghee Univ. and Dr. Jinhan Kim, a principal research scientist at KARI(Korea Aerospace Research Institute) delivered invited talks on the interesting story behind the SI units, and the new space era and development of rocket engines.