## 87-Fr-224

Spin
```     Level energy(keV)   Spin & Parity
----------------------------------------
ground state      1-
```
Mass (The Ame2012 atomic mass evaluation (II) by M.Wang, G.Audi, A.H.Wapstra, F.G.Kondev, M.MacCormick, X.Xu, and B.Pfeiffer Chinese Physics C36 p. 1603-2014, December 2012)
```     224.023398000 ± 0.000014000 (amu)  [mass excess = 21795.097 ± 13.041 (keV) ]
```
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
`     2967.769 ± 13.218 (keV) `
Strong Gamma-rays from Decay of Fr-224 (Compiled from ENSDF as of March 2011)
[ Intensities before May 23th of 2013 were values when total intensity of the decay mode was 100(%) and a branching ratio of each decay mode was not multiplied. ]
```   γ-ray energy(keV)  Intensity(%)  Decay mode
----------------------------------------------------------
131.61           16.3          B-
215.98           33.09         B-
836.90            9.78         B-
----------------------------------------------------------
*: relative, ~ approximate, ? calculated or estimatted
>: greater than or equal to, <: less than or equal to
[ Intensities; total intensity of the nuclide is 100(%). ]
```
Decay data(Chart of the Nuclides 2014)
```     Decay mode     Half-life
B-           3.33 M 10
```
Evaluated Data Libraries
`     Links to the libraries. `

Parent Nuclides by Reactions in JENDL-4.0
{"ft_lang_label":"__label__en","ft_lang_prob":0.7368765,"math_prob":0.8887487,"size":1226,"snap":"2021-21-2021-25","text_gpt3_token_len":373,"char_repetition_ratio":0.20294599,"word_repetition_ratio":0.0,"special_character_ratio":0.46329528,"punctuation_ratio":0.186722,"nsfw_num_words":0,"has_unicode_error":false,"math_prob_llama3":0.98635966,"pos_list":[0],"im_url_duplicate_count":[null],"WARC_HEADER":"{\"WARC-Type\":\"response\",\"WARC-Date\":\"2021-06-19T09:47:22Z\",\"WARC-Record-ID\":\"<urn:uuid:761005fe-9083-48d2-b704-c30501cb623c>\",\"Content-Length\":\"2786\",\"Content-Type\":\"application/http; msgtype=response\",\"WARC-Warcinfo-ID\":\"<urn:uuid:d783ab5f-801b-4be1-a12b-26f51ecdfbf9>\",\"WARC-Concurrent-To\":\"<urn:uuid:05fc5b43-37a9-46c9-9f1c-c645aac4c6a9>\",\"WARC-IP-Address\":\"107.154.79.132\",\"WARC-Target-URI\":\"https://wwwndc.jaea.go.jp/cgi-bin/nuclinfo2014?87,224\",\"WARC-Payload-Digest\":\"sha1:HT2CEOCZQSL4DPPYJQKLJTZDI2NIYNW2\",\"WARC-Block-Digest\":\"sha1:2GOZP7OOXIUTBUVQZGEI4KFJFCYSR3YM\",\"WARC-Identified-Payload-Type\":\"text/html\",\"warc_filename\":\"/cc_download/warc_2021/CC-MAIN-2021-25/CC-MAIN-2021-25_segments_1623487647232.60_warc_CC-MAIN-20210619081502-20210619111502-00417.warc.gz\"}"}