Potassium channels are critical structures in biology; they selectively allow potassium ions to pass through the membrane surrounding cells. The precise gating of that channel is essential to its ...

This news release is available in German. Ion channels are essential structures of life. Ion channels are specialized pores in the cell membrane and move charged atoms known as ions in and out of ...

THE hyperfine structure of the resonance lines (7699 and 7665 A.) of potassium has been investigated by means of absorption in a potassium atomic ray. The lines were obtained in emission from a ...