The Ref(0)/Imf(0) ratio shows an anomaly at low energy.[Journal Translation]W. BrücknerK. DworschakH. KneisS. PaulB. PovhM. TreichelB. CujecH. DöbbelingF. GüttnerS. MajewskiM. NomachiT.-A. ShibataR. D. RansomeTh. Walchercanadian journal of physics...