{"action":"closed","issue":{"url":"https://api.github.com/repos/idaholab/moose/issues/4661","labels_url":"https://api.github.com/repos/idaholab/moose/issues/4661/labels{/name}","comments_url":"https://api.github.com/repos/idaholab/moose/issues/4661/comments","events_url":"https://api.github.com/repos/idaholab/moose/issues/4661/events","html_url":"https://github.com/idaholab/moose/issues/4661","id":57345952,"number":4661,"title":"Add a prefactor to the Cijkl tensor","user":{"login":"dschwen","id":202302,"avatar_url":"https://avatars.githubusercontent.com/u/202302?v=3","gravatar_id":"","url":"https://api.github.com/users/dschwen","html_url":"https://github.com/dschwen","followers_url":"https://api.github.com/users/dschwen/followers","following_url":"https://api.github.com/users/dschwen/following{/other_user}","gists_url":"https://api.github.com/users/dschwen/gists{/gist_id}","starred_url":"https://api.github.com/users/dschwen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dschwen/subscriptions","organizations_url":"https://api.github.com/users/dschwen/orgs","repos_url":"https://api.github.com/users/dschwen/repos","events_url":"https://api.github.com/users/dschwen/events{/privacy}","received_events_url":"https://api.github.com/users/dschwen/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/idaholab/moose/labels/C:%20Modules","name":"C: Modules","color":"0052cc"},{"url":"https://api.github.com/repos/idaholab/moose/labels/P:%20normal","name":"P: normal","color":"ededed"},{"url":"https://api.github.com/repos/idaholab/moose/labels/T:%20task","name":"T: task","color":"cccccc"}],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2015-02-11T17:11:26Z","updated_at":"2015-02-12T17:14:08Z","closed_at":"2015-02-12T17:14:08Z","body":"I have a two phase material with very different elasticity tensors. I've found that starting the first timestep with identical elasticity tensors and then slowly tweening one of them to the final value improves the convergence greatly. For example a simulation with stiffnesses two orders of magnitude different would not converge at all previously."}}