메뉴 건너뛰기




Volumn 81, Issue 12, 2010, Pages

Magnetism of substitutional Co impurities in graphene: Realization of single π vacancies

Author keywords

[No Author keywords available]

Indexed keywords


EID: 77955149124     PISSN: 10980121     EISSN: 1550235X     Source Type: Journal    
DOI: 10.1103/PhysRevB.81.125433     Document Type: Article
Times cited : (210)

References (43)
  • 5
    • 85013962866 scopus 로고    scopus 로고
    • edited by T. Makarova and F. Palacios (Elsevier, Amsterdam
    • Carbon Based Magnetism, edited by, T. Makarova, and, F. Palacios, (Elsevier, Amsterdam, 2006).
    • (2006) Carbon Based Magnetism
  • 14
    • 44949134855 scopus 로고    scopus 로고
    • 10.1002/smll.200700929
    • Y. Gan, L. Sun, and F. Banhart, Small 4, 587 (2008). 10.1002/smll. 200700929
    • (2008) Small , vol.4 , pp. 587
    • Gan, Y.1    Sun, L.2    Banhart, F.3
  • 16
    • 3342899450 scopus 로고
    • 10.1103/PhysRevLett.62.1201
    • E. H. Lieb, Phys. Rev. Lett. 62, 1201 (1989). 10.1103/PhysRevLett.62.1201
    • (1989) Phys. Rev. Lett. , vol.62 , pp. 1201
    • Lieb, E.H.1
  • 21
    • 12844286241 scopus 로고
    • 10.1103/PhysRevB.47.558
    • G. Kresse and J. Hafner, Phys. Rev. B 47, 558 (1993). 10.1103/PhysRevB.47.558
    • (1993) Phys. Rev. B , vol.47 , pp. 558
    • Kresse, G.1    Hafner, J.2
  • 22
  • 25
    • 77955155506 scopus 로고    scopus 로고
    • Only Co has a partially occupied band, related to the impurity, at the Fermi energy composed mostly by pz C character. In contrast, the band character at Fermi energy for Fe is mainly 3d and Ni substitutionals is mainly sp C from the C neighbors
    • Only Co has a partially occupied band, related to the impurity, at the Fermi energy composed mostly by p z C character. In contrast, the band character at Fermi energy for Fe is mainly 3 d and Ni substitutionals is mainly s p C from the C neighbors.
  • 29
    • 77955155249 scopus 로고    scopus 로고
    • When we could stabilize a FM solution, it lies at higher energy, around 0.2 eV above the PM one
    • When we could stabilize a FM solution, it lies at higher energy, around 0.2 eV above the PM one.
  • 30
    • 0032179596 scopus 로고    scopus 로고
    • 10.1016/S0039-6028(98)00622-0
    • K. F. Kelly and N. J. Halas, Surf. Sci. 416, L1085 (1998). 10.1016/S0039-6028(98)00622-0
    • (1998) Surf. Sci. , vol.416 , pp. 1085
    • Kelly, K.F.1    Halas, N.J.2
  • 31
    • 0001277852 scopus 로고
    • 10.1126/science.244.4904.559
    • H. A. Mizes and J. S. Foster, Science 244, 559 (1989). 10.1126/science.244.4904.559
    • (1989) Science , vol.244 , pp. 559
    • Mizes, H.A.1    Foster, J.S.2
  • 34
    • 47749146955 scopus 로고    scopus 로고
    • 10.1103/PhysRevLett.101.037203
    • O. V. Yazyev, Phys. Rev. Lett. 101, 037203 (2008). 10.1103/PhysRevLett. 101.037203
    • (2008) Phys. Rev. Lett. , vol.101 , pp. 037203
    • Yazyev, O.V.1
  • 35
    • 36348983181 scopus 로고    scopus 로고
    • 10.1103/PhysRevB.76.184430
    • S. Saremi, Phys. Rev. B 76, 184430 (2007). 10.1103/PhysRevB.76.184430
    • (2007) Phys. Rev. B , vol.76 , pp. 184430
    • Saremi, S.1
  • 37
    • 77955158470 scopus 로고    scopus 로고
    • ) AB configuration, respectively. These values have to be compared with the ∼0.5eV spin splitting of the Cosub defect. All those AB systems with gaps larger than 0.4 eV are found to converge to PM solutions
    • ) A B configuration, respectively. These values have to be compared with the ∼ 0.5 eV spin splitting of the Co s u b defect. All those A B systems with gaps larger than 0.4 eV are found to converge to PM solutions.
  • 39
    • 33847768178 scopus 로고    scopus 로고
    • 10.1103/PhysRevB.75.125408
    • O. V. Yazyev and L. Helm, Phys. Rev. B 75, 125408 (2007). 10.1103/PhysRevB.75.125408
    • (2007) Phys. Rev. B , vol.75 , pp. 125408
    • Yazyev, O.V.1    Helm, L.2


* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.