Abstract
Infrared excitation of tetravalent uranium in thorium tetrahalides produces a strong emission in the red region at room temperature. The experimental results show that a two-photon mechanism is involved. Below liquid nitrogen temperature the conversion efficiency increases and an extra green emission appears.
Sign-in/Register to access full text options 
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
