Citation: Jing-Cao Dai; Shalabh Gupta; Olivier Gourdon; Hyun-Jeong Kim; John D. Corbett (2009). BaHg2Tl2. An Unusual Polar Intermetallic Phase with Strong Differentiation between the Neighboring Elements Mercury and Thallium. Journal of the American Chemical Society, 131, pp. 8677-8682.