Home2016October14Light Weakly Coupled Axial Forces: Models, Constraints, and Projections Light Weakly Coupled Axial Forces: Models, Constraints, and Projections Author By Tim Tait Publication date October 14, 2016 Categories: News Yonatan Kahn, Gordan Krnjaic, Siddharth Mishra-Sharma, TMPT, JHEP 1705 (2017) 002; [arXiv:1609.09072]. Constraints on an A’ with Family Non-Universal Couplings.