Artillery weapons have been used for hundreds of years. These weapons have been continuously developed to improve accuracy, effectiveness, and efficiency. When an artillery weapon is fired, the energy of the round must be absorbed by the weapon’s structure and eventually transmitted to the ground.   The recoil system is …

China is making rapid advancements in many technologies thus narrowing its gap with the western world. Former US energy secretary Steven Chu has even observed that China is ahead of America in areas ranging “from wind power to nuclear reactors to high-speed rail”. China is also catching up fast in …

Integrated circuits and power devices utilized by the semiconductor industry for the production of advanced computers, consumer electronics, communication networks, and industrial and military systems have been almost exclusively based on silicon technology. The requirements of future electronics place a great emphasis on achieving new devices with greater power density …