Weak ferromagnetism and possible non-Fermi-liquid behavior in the itinerant electronic material ${\rm{C}}{{\rm{o}}_3}{\rm{SnC}}$

Bosen Wang,1,2,3,* Yoshiya Uwatoko,3 Jinguang Cheng ,1,2 and Yuping Sun5,4 1Beijing National Laboratory for Condensed Matter Physics and Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China 2Songshan Lake Materials Laboratory, Dongguan, Guangdong 523808, China 3Institute for Solid State Physics, University of Tokyo, Kashiwanoha 5-1-5, Kashiwa, Chiba 277-8581, Japan 4Key Laboratory of Materials Physics, Institute of Solid State Physics, Chinese Academy of Sciences, Hefei 230031, People’s Republic of China 5High Magnetic Field Laboratory, Chinese Academy of Sciences, Hefei 230031, People’s Republic of China