{"action":"created","issue":{"url":"https://api.github.com/repos/hyperspy/hyperspy/issues/747","labels_url":"https://api.github.com/repos/hyperspy/hyperspy/issues/747/labels{/name}","comments_url":"https://api.github.com/repos/hyperspy/hyperspy/issues/747/comments","events_url":"https://api.github.com/repos/hyperspy/hyperspy/issues/747/events","html_url":"https://github.com/hyperspy/hyperspy/pull/747","id":114863150,"number":747,"title":"Add missing He and H to elements database","user":{"login":"francisco-dlp","id":989719,"avatar_url":"https://avatars.githubusercontent.com/u/989719?v=3","gravatar_id":"","url":"https://api.github.com/users/francisco-dlp","html_url":"https://github.com/francisco-dlp","followers_url":"https://api.github.com/users/francisco-dlp/followers","following_url":"https://api.github.com/users/francisco-dlp/following{/other_user}","gists_url":"https://api.github.com/users/francisco-dlp/gists{/gist_id}","starred_url":"https://api.github.com/users/francisco-dlp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/francisco-dlp/subscriptions","organizations_url":"https://api.github.com/users/francisco-dlp/orgs","repos_url":"https://api.github.com/users/francisco-dlp/repos","events_url":"https://api.github.com/users/francisco-dlp/events{/privacy}","received_events_url":"https://api.github.com/users/francisco-dlp/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/hyperspy/hyperspy/labels/enhancement","name":"enhancement","color":"02e10c"},{"url":"https://api.github.com/repos/hyperspy/hyperspy/labels/needs%20review","name":"needs review","color":"006b75"}],"state":"open","locked":false,"assignee":null,"milestone":{"url":"https://api.github.com/repos/hyperspy/hyperspy/milestones/15","html_url":"https://github.com/hyperspy/hyperspy/milestones/0.8.3","labels_url":"https://api.github.com/repos/hyperspy/hyperspy/milestones/15/labels","id":1254132,"number":15,"title":"0.8.3","description":"","creator":{"login":"francisco-dlp","id":989719,"avatar_url":"https://avatars.githubusercontent.com/u/989719?v=3","gravatar_id":"","url":"https://api.github.com/users/francisco-dlp","html_url":"https://github.com/francisco-dlp","followers_url":"https://api.github.com/users/francisco-dlp/followers","following_url":"https://api.github.com/users/francisco-dlp/following{/other_user}","gists_url":"https://api.github.com/users/francisco-dlp/gists{/gist_id}","starred_url":"https://api.github.com/users/francisco-dlp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/francisco-dlp/subscriptions","organizations_url":"https://api.github.com/users/francisco-dlp/orgs","repos_url":"https://api.github.com/users/francisco-dlp/repos","events_url":"https://api.github.com/users/francisco-dlp/events{/privacy}","received_events_url":"https://api.github.com/users/francisco-dlp/received_events","type":"User","site_admin":false},"open_issues":12,"closed_issues":5,"state":"open","created_at":"2015-08-13T19:29:54Z","updated_at":"2015-11-04T18:53:33Z","due_on":null,"closed_at":null},"comments":2,"created_at":"2015-11-03T17:07:58Z","updated_at":"2015-11-05T10:51:45Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/hyperspy/hyperspy/pulls/747","html_url":"https://github.com/hyperspy/hyperspy/pull/747","diff_url":"https://github.com/hyperspy/hyperspy/pull/747.diff","patch_url":"https://github.com/hyperspy/hyperspy/pull/747.patch"},"body":"Helium and hydrogen were missing from our chemical element database."},"comment":{"url":"https://api.github.com/repos/hyperspy/hyperspy/issues/comments/154029042","html_url":"https://github.com/hyperspy/hyperspy/pull/747#issuecomment-154029042","issue_url":"https://api.github.com/repos/hyperspy/hyperspy/issues/747","id":154029042,"user":{"login":"to266","id":3384140,"avatar_url":"https://avatars.githubusercontent.com/u/3384140?v=3","gravatar_id":"","url":"https://api.github.com/users/to266","html_url":"https://github.com/to266","followers_url":"https://api.github.com/users/to266/followers","following_url":"https://api.github.com/users/to266/following{/other_user}","gists_url":"https://api.github.com/users/to266/gists{/gist_id}","starred_url":"https://api.github.com/users/to266/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/to266/subscriptions","organizations_url":"https://api.github.com/users/to266/orgs","repos_url":"https://api.github.com/users/to266/repos","events_url":"https://api.github.com/users/to266/events{/privacy}","received_events_url":"https://api.github.com/users/to266/received_events","type":"User","site_admin":false},"created_at":"2015-11-05T10:51:45Z","updated_at":"2015-11-05T10:51:45Z","body":"[He density](http://www.wolframalpha.com/input/?i=helium+density) is 1.785e-4 g/cm^3 (at 0° C) (yours is in kg/m^3)\r\n[H density](http://www.wolframalpha.com/input/?i=hydrogen+density&lk=1&a=ClashPrefs_*Element.Hydrogen-) is 8.99e-5 g/cm^3 (for H2 at 0C). Again, yours is in kg/m^3 and slightly wrong (outdated maybe).\r\n\r\nAlso the energies can, in principle, be given with more significant figures, however I'm not sure it's relevant ( [24.587eV](http://www.wolframalpha.com/input/?i=helium+first+ionization+energy&lk=1&a=ClashPrefs_*Element.Helium.ElementProperty.FirstIonizationEnergy-) and [13.598eV](http://www.wolframalpha.com/input/?i=hydrogen+first+ionization+energy&lk=1&a=ClashPrefs_*Element.Hydrogen.ElementProperty.FirstIonizationEnergy-) for He and H respectively)"}}