The world hopes North Korea and the United States can talk to each other and for those talks to be successful, Chinese President Xi Jinping told North Korean leader Kim Jong Un on Thursday, praising Pyongyang's efforts toward denuclearization.
Non-precious metal nanoparticles could one day replace expensive catalysts for hydrogen production. However, it is often difficult to determine what reaction rates they can achieve, especially when it comes to oxide particles. This is because the particles must be attached to the electrode using a binder and conductive additives, which distort the results. W […]