PN heterojunctions comprised of n-type nitrogen-doped ultrananocrystalline diamond/hydrogenated amorphous carbon composite (UNCD/a-C:H) films deposited on p-type Si substrates were fabricated in ...

China's first domestically built aircraft carrier sailed into Hong Kong on Thursday, just days after the city marked 28 years under Chinese rule.

The stock has rallied nearly 300% over that span, handing short sellers paper losses of roughly $7 billion. Shares extended that gain in early trading Thursday, rising as much as 3.7%, on track ...