BBC9 个月
Further developments to the atomic model
In 1913, Niels Bohr revised Rutherford's model by suggesting that the electrons ... However, there was still a difference between the atomic number of the atom and the atomic mass.
PBS8 年
Rutherford and Bohr describe atomic structure
Photo: Niels Bohr's research notes for his new atomic theory Rutherford's find came from a very strange experience. Everyone at that time imagined the atom as a "plum pudding." That is ...
BBC1 年
How have our ideas about atoms changed over time? - OCR 21st Century
He suggested that an atom was a tiny solid ball. He published his ideas in 1803. This atomic model has changed over time. Scientists used the model to make predictions. Sometimes the results of ...
Cambridge University Press1 年
Elements in Physics beyond the Standard Model with Atomic and Molecular Systems
Elements in Physics beyond the Standard Model with Atomic and Molecular Systems presents novel atomic and molecular systems as a platform to study physics beyond the Standard Model, based on the ...
朝日新聞社3 年
Hibakusha saves life-size atomic bomb model from the scrap heap
The lives of two atomic bombing survivors have become unexpectedly linked through the rescue of a life-size model of the bomb dropped on Hiroshima that was bound for the junkyard. When Hiroshi ...