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Junjie He

Researcher at University of Bremen

Publications -  74
Citations -  2630

Junjie He is an academic researcher from University of Bremen. The author has contributed to research in topics: Spintronics & Density functional theory. The author has an hindex of 22, co-authored 64 publications receiving 1810 citations. Previous affiliations of Junjie He include Chongqing University of Posts and Telecommunications & Academy of Sciences of the Czech Republic.

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Magnetic Properties of Single Transition-Metal Atom Absorbed Graphdiyne and Graphyne Sheet from DFT+U Calculations

TL;DR: In this paper, the electronic and magnetic properties of single 3D transition-metal (TM) atom (V, Cr, Mn, Fe, Co, and Ni) adsorbed graphdiyne (GDY) and graphyne (GY) are systematically studied using density functional theory (DFT).
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Magnetic Properties of Single Transition-Metal Atom Absorbed Graphdiyne and Graphyne Sheet

TL;DR: In this paper, the electronic and magnetic properties of single 3D transition-metal (TM) atom (V, Cr, Mn, Fe, Co, and Ni) adsorbed graphdiyne (GDY) and graphyne (GY) are systematically studied using first-principles calculations within the density functional framework.
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Unusual Dirac half-metallicity with intrinsic ferromagnetism in vanadium trihalide monolayers

TL;DR: Li et al. as discussed by the authors used density functional theory combined with the self-consistently determined Hubbard U approach (DFT+Uscf) to investigate the stability and magnetic structures of VCl3 and VI3 monolayers.
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New two-dimensional Mn-based MXenes with room-temperature ferromagnetism and half-metallicity

TL;DR: In this article, the magnetic properties of Mn2CT2 (T = F, Cl, OH, O, and H) MXenes are reported based on a computational investigation while other two dimensional Mn2C MXenes become non-magnetic upon symmetrical functionalization of their surfaces, the Mn2CF2 MXene functionalized with a functional group bearing formal charge −1 (F, Cl and OH) retains the ferromagnetic ground state upon functionalization.
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Near-room-temperature Chern insulator and Dirac spin-gapless semiconductor: nickel chloride monolayer

TL;DR: The calculated large non-trivial gap, high Curie temperature and single-spin Dirac states reported herein for the NiCl3 monolayer led us to propose that this material gives a great promise for potential realization of a near-room temperature QAH effect and potential applications in spintronics.