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A method for simulating level anti-crossing spectra of diamond crystals containing NV− color centers. / Anishchik, S. V.; Ivanov, K. L.
в: Journal of Magnetic Resonance, Том 305, 01.08.2019, стр. 67-76.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - A method for simulating level anti-crossing spectra of diamond crystals containing NV− color centers
AU - Anishchik, S. V.
AU - Ivanov, K. L.
N1 - Publisher Copyright: © 2019 Elsevier Inc.
PY - 2019/8/1
Y1 - 2019/8/1
N2 - We propose an efficient method for calculating level anti-crossing spectra (LAC spectra) of interacting paramagnetic defect centers in crystals. By LAC spectra we mean the magnetic field dependence of the photoluminescence intensity of paramagnetic color centers: such field dependences often exhibit sharp features, such as peaks or dips, originating from LACs in the spin system. Our approach takes into account the electronic Zeeman interaction with the external magnetic field, dipole-dipole interaction of paramagnetic centers, hyperfine coupling of paramagnetic defects to magnetic nuclei and zero-field splitting. By using this method, not only can we obtain the positions of lines in LAC spectra, but also reproduce their shapes as well as the relative amplitudes of different lines. As a striking example, we present a calculation of LAC spectra in diamond crystals containing negatively charged NV centers.
AB - We propose an efficient method for calculating level anti-crossing spectra (LAC spectra) of interacting paramagnetic defect centers in crystals. By LAC spectra we mean the magnetic field dependence of the photoluminescence intensity of paramagnetic color centers: such field dependences often exhibit sharp features, such as peaks or dips, originating from LACs in the spin system. Our approach takes into account the electronic Zeeman interaction with the external magnetic field, dipole-dipole interaction of paramagnetic centers, hyperfine coupling of paramagnetic defects to magnetic nuclei and zero-field splitting. By using this method, not only can we obtain the positions of lines in LAC spectra, but also reproduce their shapes as well as the relative amplitudes of different lines. As a striking example, we present a calculation of LAC spectra in diamond crystals containing negatively charged NV centers.
KW - Diamond
KW - Level-anticrossing
KW - Luminescence
KW - NV center
KW - Spin polarization
KW - ELECTRON
KW - SPECTROSCOPY
KW - ENTANGLEMENT
KW - MAGNETIC-RESONANCE
KW - SINGLE-SPIN
KW - PHYSICS
KW - NITROGEN-VACANCY CENTER
UR - http://www.scopus.com/inward/record.url?scp=85067398896&partnerID=8YFLogxK
U2 - 10.1016/j.jmr.2019.06.002
DO - 10.1016/j.jmr.2019.06.002
M3 - Article
C2 - 31229755
AN - SCOPUS:85067398896
VL - 305
SP - 67
EP - 76
JO - Journal of Magnetic Resonance
JF - Journal of Magnetic Resonance
SN - 1090-7807
ER -
ID: 20640465