[1] Univ Lancaster, Phys Dept, Lancaster, England
[2] Jianghan Univ, Inst Interdisciplinary Res, Wuhan, Peoples R China
[3] Univ Nottingham, Sch Phys & Astron, Nottingham, England
[4] Univ Osnabruck, Fachbereich Phys, Osnabruck, Germany
[5] Univ Leeds, Sch Phys & Astron, Leeds, W Yorkshire, England
[6] Diamond Light Source, Diamond House,Harwell Sci & Innovat Campus, Didcot, Oxon, England
[7] Univ Southampton, Sch Chem, Southampton, Hants, England
[8] Kings Coll London, Dept Phys, London, England
[9] Univ Nottingham, Sch Chem, Nottingham, England