Lars Hartmann

Room temperature ferromagnetism in Mn-doped ZnO films mediated by acceptor defects

Qingyu Xu, Heidemarie Schmidt, Lars Hartmann et al. · Applied Physics Letters · 2007 · 88 citations

Engineering, Mn-doped Zno Films, Magnetoresistance +16

Spin Manipulation in Co-Doped ZnO

Qingyu Xu, Lars Hartmann, Shengqiang Zhou et al. · Physical Review Letters · 2008 · 66 citations

Magnetoresistance and anomalous Hall effect in magnetic ZnO films

Qingyu Xu, Lars Hartmann, Heidemarie Schmidt et al. · Journal of Applied Physics · 2007 · 47 citations

Materials Science, Magnetism, Ferromagnetism +13

Magnetoresistance effects in Zn0.90Co0.10O films

Qingyu Xu, Lars Hartmann, Heidemarie Schmidt et al. · Journal of Applied Physics · 2006 · 26 citations

Magnetic Properties, Engineering, Magnetoresistance Effects +18

Analysis of laser scribes at CIGS thin-film solar cells by localized electrical and optical measurements

Anja Wehrmann, S. Puttnins, Lars Hartmann et al. · Optics & Laser Technology · 2012 · 22 citations

Materials Science, Electrical Engineering, Engineering +8