PhD project: Low energy reactions for quiescent stellar evolution

Project description

The investigation of low-energy nuclear reactions occurring in stars requires intense ion beams, highly sensitive detection systems and often long data-acquisition times. Many of these measurements benefit enormously from being performed deep underground, where the natural background from cosmic rays is strongly suppressed, making it possible to study extremely rare nuclear-reaction events at energies close to those relevant in stellar environments.

PhD projects are available within our international collaborations at leading underground accelerator facilities, including LUNA and the Bellotti Ion Beam Facility at the Gran Sasso National Laboratory (Italy) and the Felsenkeller underground accelerator laboratory (Germany). The research focuses on key nuclear reactions governing stellar evolution and nucleosynthesis, from hydrogen and helium burning to reactions such as carbon fusion that determine the evolution and final fate of massive stars. Specific reactions and experimental campaigns vary from year to year depending on the programmes at the different facilities; prospective students are therefore encouraged to get in touch for information about current and upcoming projects.

Students will have the opportunity to participate in all stages of a low-energy nuclear astrophysics experiment, including target preparation, detector and experimental setup, beam tuning, data taking, data analysis and interpretation. The projects are suited to students with a strong academic background, a high degree of independence and an interest in working within international collaborations. Good data-analysis and programming skills are also desirable.

Project supervisor

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