Optical constants of ferromagnetic iron via 2p resonant magnetic scattering

被引:64
作者
Sacchi, M [1 ]
Hague, CF
Pasquali, L
Mirone, A
Mariot, JM
Isberg, P
Gullikson, EM
Underwood, JH
机构
[1] Ctr Univ Paris Sud, Utilisat Rayonnement Electromagnet Lab, F-91405 Orsay, France
[2] Univ Paris 06, Lab Chim Phys Mat & Rayonnement, UMR 7614, F-75231 Paris 05, France
[3] Univ Modena, Dipartimento Fis, I-41100 Modena, Italy
[4] INFM, Sez Modena, I-41100 Modena, Italy
[5] Inst Opt Theor & Appl, URA 14, F-91439 Orsay, France
[6] Univ Uppsala, Dept Phys, S-75121 Uppsala, Sweden
[7] Univ Calif Berkeley, Lawrence Berkeley Lab, Div Mat Sci, Ctr Xray Opt, Berkeley, CA 94720 USA
关键词
D O I
10.1103/PhysRevLett.81.1521
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We have determined the optical constants at the 2p edges of iron by measuring the Bragg scattering from a Fe/V superlattice using elliptically polarized photons whose energies were tuned across the Fe 2p resonances (700-730 eV). The analysis of the Bragg peak displacement as a function of photon energy and sample magnetization, together with standard absorption measurements, allowed to determine the complete dielectric tensor for Fe, including its off-diagonal terms.
引用
收藏
页码:1521 / 1524
页数:4
相关论文
共 27 条
[1]   CALCULATED OPTICAL-PROPERTIES OF SEMICONDUCTORS [J].
ALOUANI, M ;
BREY, L ;
CHRISTENSEN, NE .
PHYSICAL REVIEW B, 1988, 37 (03) :1167-1179
[2]   EXCHANGE, SPIN-ORBIT, AND CORRELATION-EFFECTS IN THE SOFT-X-RAY MAGNETIC-CIRCULAR-DICHROISM SPECTRUM OF NICKEL [J].
CHEN, CT ;
SMITH, NV ;
SETTE, F .
PHYSICAL REVIEW B, 1991, 43 (08) :6785-6787
[3]   2P X-RAY ABSORPTION OF 3D TRANSITION-METAL COMPOUNDS - AN ATOMIC MULTIPLET DESCRIPTION INCLUDING THE CRYSTAL-FIELD [J].
DEGROOT, FMF ;
FUGGLE, JC ;
THOLE, BT ;
SAWATZKY, GA .
PHYSICAL REVIEW B, 1990, 42 (09) :5459-5468
[4]   F-COUNT EFFECTS IN X-RAY-ABSORPTION SPECTRA OF THE 3D LEVELS IN CE AND ITS INTERMETALLIC COMPOUNDS [J].
FUGGLE, JC ;
HILLEBRECHT, FU ;
ESTEVA, JM ;
KARNATAK, RC ;
GUNNARSSON, O ;
SCHONHAMMER, K .
PHYSICAL REVIEW B, 1983, 27 (08) :4637-4643
[5]   POLARIZATION AND RESONANCE PROPERTIES OF MAGNETIC-X-RAY SCATTERING IN HOLMIUM [J].
GIBBS, D ;
HARSHMAN, DR ;
ISAACS, ED ;
MCWHAN, DB ;
MILLS, D ;
VETTIER, C .
PHYSICAL REVIEW LETTERS, 1988, 61 (10) :1241-1244
[6]   Growth of epitaxial Fe/V(001) superlattice films [J].
Isberg, P ;
Hjorvarsson, B ;
Wappling, R ;
Svedberg, EB ;
Hultman, L .
VACUUM, 1997, 48 (05) :483-489
[7]   Structure and magnetic properties of Fe/V (110) superlattices [J].
Isberg, P ;
Granberg, P ;
Svedberg, EB ;
Hjorvarsson, B ;
Wappling, R ;
Nordblad, P .
PHYSICAL REVIEW B, 1998, 57 (06) :3531-3538
[8]  
ISBERG P, 1997, THESIS UPPSALA U
[9]  
James R.W., 1982, OPTICAL PRINCIPLES D
[10]   GROUND-STATE OF FERROMAGNETIC NICKEL AND MAGNETIC CIRCULAR-DICHROISM IN NI 2P CORE X-RAY-ABSORPTION SPECTROSCOPY [J].
JO, T ;
SAWATZKY, GA .
PHYSICAL REVIEW B, 1991, 43 (10) :8771-8774