Abstract: The behavior of the insulated gate bipolar transistor (IGBT) module results in the electric field, temperature field, and stress field, and there are strong coupling effects among its ...
URUMQI -- What was school life like in China's Xinjiang in ancient times? A document unearthed in 1969 in Astana ancient cemetery in Turpan, eastern Xinjiang, offers an intriguing glimpse. The ...
A NASA mission is taking four astronauts around the moon and back for the first time in 50 years. Will it make a difference in the world? By Natalie Proulx Through Times articles, photos, videos, ...
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