Li, Z.-L.; Bonifaci, N.; Denat, A.; Atrazhev, V.M.; Shakhatov, V.A.; von Haeften, K.
(Физика низких температур, 2011)
The liquid ⁴He at fixed temperature 4.2 K and different pressures up to 8 MPa was excited by corona discharge of both negative and positive polarity. Emission of He I atomic lines and He₂ molecular bands are observed. In ...