Barium tungsten cathodes play a pivotal role in a wide range of electronic devices and applications due to their exceptional electron emission properties. These cathodes, composed of a mixture of tungsten and barium compounds, are utilized in various fields where reliable and high-performance electron sources are required. 

A barium tungsten cathode is a crucial component in various electronic devices, particularly in vacuum tubes and cathode ray tubes (CRTs). Its composition plays a significant role in determining its emission characteristics and overall performance.

Barium tungsten cathodes are essential components in various electronic devices, including X-ray tubes and other vacuum electronics. 

Analysis of latest tungsten market from Chinatungsten Online

According to Chinatungsten Online, the current tungsten price surge can be traced back to mid-November last year. As of now, the price of tungsten concentrate has increased by nearly 16%, with an 8.7% rise since April. Currently, some holders are quoting 65% black tungsten concentrate at around $19,714.3/ton.