{"id":15362,"date":"2017-09-01T16:43:31","date_gmt":"2017-09-01T16:43:31","guid":{"rendered":"http:\/\/sitepourvtc.com\/?page_id=15362"},"modified":"2022-10-28T14:25:46","modified_gmt":"2022-10-28T14:25:46","slug":"diffusion-length","status":"publish","type":"page","link":"https:\/\/sitepourvtc.com\/nuclear-power\/reactor-physics\/neutron-diffusion-theory\/diffusion-length\/","title":{"rendered":"Diffusion Length"},"content":{"rendered":"
L2<\/sup> is equal to one-sixth of the square of the average distance (in all dimensions) between the neutron\u2019s birth point (as a thermal neutron) and its absorption<\/strong>.<\/em><\/p>\n<\/div><\/div>\n During the diffusion equation<\/a> solution, we often meet with a very important parameter that describes the behavior of neutrons<\/a> in a medium.<\/p>\n The solution of diffusion equation (let assume the simplest diffusion equation) usually starts by division of entire equation by diffusion coefficient<\/a>:<\/p>\n