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Nontrivial evolution of the Sb(1 1 1) electronic and atomic structure after ion irradiation. / Chekmazov, S. V.; Smirnov, A. A.; Ksenz, A. S.; Bozhko, S. I.; Ionov, A. M.; Protasova, S. G.; Kapustin, A. A.; Vilkov, O. Yu; Levchenko, E. A.
в: Materials Letters, Том 240, 01.04.2019, стр. 69-72.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - Nontrivial evolution of the Sb(1 1 1) electronic and atomic structure after ion irradiation
AU - Chekmazov, S. V.
AU - Smirnov, A. A.
AU - Ksenz, A. S.
AU - Bozhko, S. I.
AU - Ionov, A. M.
AU - Protasova, S. G.
AU - Kapustin, A. A.
AU - Vilkov, O. Yu
AU - Levchenko, E. A.
PY - 2019/4/1
Y1 - 2019/4/1
N2 - Defects in crystal structure of layered material can modify the surface states. Ion bombardment is a simple way to introduce defects into a crystal lattice in the surface region. Comprehensive scanning tunneling microscopy (STM), low-energy electron diffraction (LEED), and photoemission studies are presented to uncover the impact of ion etching and thermal annealing on the atomic and electronic structure of Sb(1 1 1) surface. We reveal the unusual behavior of the Sb(1 1 1) surface after Ar + sputtering at 300 K (RT). The 3 nm-sized terraces formed even after a prolonged ion bombardment are established by LEED. Also, an increase in density of states (DOS) at the Fermi edge is detected for the etched Sb(1 1 1) surface due to the ruptured covalent bonds (CBs).
AB - Defects in crystal structure of layered material can modify the surface states. Ion bombardment is a simple way to introduce defects into a crystal lattice in the surface region. Comprehensive scanning tunneling microscopy (STM), low-energy electron diffraction (LEED), and photoemission studies are presented to uncover the impact of ion etching and thermal annealing on the atomic and electronic structure of Sb(1 1 1) surface. We reveal the unusual behavior of the Sb(1 1 1) surface after Ar + sputtering at 300 K (RT). The 3 nm-sized terraces formed even after a prolonged ion bombardment are established by LEED. Also, an increase in density of states (DOS) at the Fermi edge is detected for the etched Sb(1 1 1) surface due to the ruptured covalent bonds (CBs).
KW - Peierls transition
KW - Sb(1 1 1) surface
KW - Surface diffusion
KW - Sb(111) surface
KW - LEED
UR - http://www.scopus.com/inward/record.url?scp=85059573085&partnerID=8YFLogxK
UR - http://www.mendeley.com/research/nontrivial-evolution-sb111-electronic-atomic-structure-after-ion-irradiation-1
U2 - 10.1016/j.matlet.2018.12.074
DO - 10.1016/j.matlet.2018.12.074
M3 - Article
AN - SCOPUS:85059573085
VL - 240
SP - 69
EP - 72
JO - Materials Letters
JF - Materials Letters
SN - 0167-577X
ER -
ID: 41101533