Abstract:
Disclosed are a 2,7-substituted thieno[3,2-d]pyrimidine compound having a protein kinase inhibition activity, a pharmaceutically acceptable salt, and a pharmaceutical composition for prevention and treatment of diseases caused by abnormal cell growth comprising the compound as an effective ingredient. Since the novel 2,7-substituted thieno[3,2-d]pyrimidine compound exhibits superior inhibition activity against various protein kinases involved in growth factor signal transduction, it is useful as an agent for preventing or treating diseases caused by abnormal cell growth.
Abstract:
Provided are a stainless steel having excellent high-temperature strength and a method of manufacturing the same, and more particularly, an austenitic stainless steel having excellent high-temperature and creep strength as well as excellent corrosion resistance able to be used in high-temperature corrosive environments such as power plants and a method of manufacturing the same. The stainless steel of the present invention may have a precipitation index of 1.5 to 2.5.
Abstract:
A method for fabricating a magnesium-based hydrogen storage material according to the present invention comprises a) forming a mixture of a magnesium hydride powder and a transition metal halide powder, b) adding the mixture and balls into a vessel, c) filling the vessel with an inert gas or hydrogen, and d) subjecting the mixture to high energy ball milling.