div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: · 2019 10 2 · K Hatada 1 K Hayakawa 12 M Benfatto 1 and C R Natoli 1 ILaboratori Nazionali di Frascati - INFN Via E Fermi 40 00044 Frascati Italy e-mail: hatada@lnfinfnit src=https:reader033fdocumentsesreader033viewer20220607236083192b60af9043383e5834html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv