[Hps] Fwd: Measurement of the fine-structure constant as a test of the Standard Model | Science

Wed Apr 25 11:59:06 EDT 2018

Here's another approach to constraining dark photons ...

https://urldefense.proofpoint.com/v2/url?u=http-3A__science.sciencemag.org_content_360_6385_191.full&d=DwICaQ&c=lz9TcOasaINaaC3U7FbMev2lsutwpI4--09aP8Lu18s&r=hGEVsUzUB5ml8iDt6EuOdg&m=GwC2pH1WA4Akd44InR2nEenxAfewdRT8c4SAZ4r_3ks&s=cgiVw_w4grThcm3leghicLmBnuxBs2p0t-d9NyWHsSg&e=  
<https://urldefense.proofpoint.com/v2/url?u=http-3A__science.sciencemag.org_content_360_6385_191.full&d=DwICaQ&c=lz9TcOasaINaaC3U7FbMev2lsutwpI4--09aP8Lu18s&r=hGEVsUzUB5ml8iDt6EuOdg&m=GwC2pH1WA4Akd44InR2nEenxAfewdRT8c4SAZ4r_3ks&s=cgiVw_w4grThcm3leghicLmBnuxBs2p0t-d9NyWHsSg&e= >

- Larry