Dubnium not have enough experimental data to back their claim. After collecting more data, JINR proposed the name "nielsbohrium" (Ns) in honor of the Danish nuclear physicist Niels Bohr, a founder of the theories of atomic structure and quantum theory. When LBL first announced their synthesis of element 105, they proposed that the new element be named "hahnium" (Ha) after the German chemist Otto Hahn, the "father of nuclear chemistry", thus creating an element naming controversy. In the early 1970s, both teams reported synthesis of the next element, element 106, but did not suggest names. JINR suggested establishing an international committee
What Was Missing wanted to spend time with the friends, Marceline gets embarrassed and chases Finn, Jake, BMO and Bubblegum from the Door Lord's abode. "What Was Missing" was written and storyboarded by Rebecca Sugar and Adam Muto from a story developed by Mark Banker, Patrick McHale, Osborne, and series creator Pendleton Ward. The episode was directed by Larry Leichliter, with Cole Sanchez serving as creative director and Nick Jennings serving as art director. The original title for the episode was "Door Jam", but this was later changed because, according to Muto, the show tries to avoid pun-based titles. "What Was Missing" was