Yin, Zhiqiang; Xue, Zuqing; Zhang, Jian; Shen, Changzhi - In: Renewable Energy 16 (1999) 1, pp. 624-627
All-glass evacuated collector tube has the configuration of two concentric Borosilicate glass tubes with sputtered Al-N/Al selective surfaces developed in Tsinghua University, Beijing, and mass produced now. Installed evacuated collector system with Various manifolds for domestic hot water....