The ratio of interstitial to substitutional site occupation by Mn atoms in GaAs estimated by EXAFS

Radiation Physics and Chemistry

Volumn 78, Issue 10 SUPPL., 2009, Pages

  Lawniczak Jablonska, K ^a   Libera, J ^a   Wolska, A ^a   Klepka, M T ^a   Jakiela, R ^a   Sadowski, J ^a,b  

^a INSTITUTE OF PHYSICS   (Poland)

^b LUND UNIVERSITY   (Sweden)

Author keywords

EXAFS; Gallium arsenide; Interstitial; Local order; Manganese; Semiconductors; Spintronics; X ray absorption

Indexed keywords

EXAFS; GALLIUM ARSENIDE; INTERSTITIAL; LOCAL ORDER; SEMICONDUCTORS; SPINTRONICS;

ABSORPTION; ARSENIC COMPOUNDS; ATOMS; ELECTRONIC STRUCTURE; GALLIUM ALLOYS; GALLIUM COMPOUNDS; LOCATION; MANGANESE COMPOUNDS; NANOTECHNOLOGY; SEMICONDUCTING GALLIUM; X RAY ABSORPTION;

MANGANESE;

GALLIUM ARSENIDE; MANGANESE;

ARTICLE; CHEMICAL STRUCTURE; CONTROLLED STUDY; ROENTGEN SPECTROSCOPY;

EID: 69049093723     PISSN: 0969806X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.radphyschem.2009.03.089     Document Type: Article

References (17)

1. Ankundinov A.L., Ravel B., Rehr J.J., and Conradson S.D. Real space multiple scattering calculation and interpretation of X-ray absorption near edge structure. Phys. Rev. B 58 (1998) 7565-7576
2. Bacewicz R., Twarog A., Malinowska A., Wojtowicz T., Liu X., and Furdyna J.K. Local structure of Mn in (Ga,Mn)As probed by X-ray absorption spectroscopy. J. Phys. Chem. Solids 66 (2005) 2004-2007
3. Balzarotti A., Czyzyk M., Kisiel A., Motto N., Podgorny M., and Zimnal-Starnawska M. Local structure of ternary semiconductors random solid solution EXAFS of CdMnTe. Phys. Rev. B 30 (1984) 2295-2298
4. Blinowski J., and Kacman P. Spin interactions of interstitial Mn ions in ferromagnetic GaMnAs. Phys. Rev. B 67 (2003) 121204 (4pp)
5. d'Acapito F., Smolentsev G., Boscherini F., Piccin M., Bais G., Rubini S., Martelli F., and Franciosi A. Site of Mn in Mn δ-doped GaAs: X-ray absorption spectroscopy. Phys. Rev. B 73 (2006) 035314 (4pp)
6. Demchenko I.N., Lawniczak-Jablonska K., Story T., Osinniy V., Jakiela R., Domagala J.Z., Sadowski J., Klepka M., Wolska A., and Chernyshova M. Modification of the local atomic structure around Mn atoms in (Ga,Mn)As layers by high temperature annealing. J. Phys.: Condens. Matter 19 (2007) 496205 (14pp)
7. Dietl T., Ohno H., Matsukura F., Cibert J., and Ferrand D. Zener model description of ferromagnetism in zinc-blende magnetic semiconductors. Science 287 (2000) 1019-1022
8. Iwanowski R.J., Ławniczak-Jabłońska K., Gołacki Z., and Traverse A. Tetrahedral covalent radii of Mn, Fe, Co and Ni estimated from extended X-ray absorption fine structure studies. Chem. Phys. Lett. 283 (1998) 313-318
9. Macdonald A.H., Schiffer P., and Samarth N. Ferromagnetic semiconductors: moving beyond (Ga,Mn)As. Nat. Mater. 4 (2005) 195-202
10. xAs. Issue Series Title: Acta Phys. Pol., A 100 (2001) 319-325
11. Ohno H. Making the nonmagnetic semiconductors ferromagnetic. Science 281 (1998) 951-956
12. Sadowski J. GaMnAs: layers, wires and dots. Acta Phys. Pol., A 114 (2008) 1001-1012
13. Sanvito S., and Hill N.A. Influence of the local As antisite distribution on ferromagnetism in (Ga,Mn)As. Appl. Phys. Lett. 78 (2001) 3493-3495
14. Soo Y.L., Kioseoglou G., Kim S., Chen H., Luo H., Kao Y.H., Lin H.-J., Hsieh H.H., Hou T.Y., Chen C.T., Sasaki Y., Liu X., and Furdyna J.K. Local environment surrounding ferromagnetically ordered Mn in Mn/GaAs digital alloys and (Mn,Ga)As random alloys. Phys. Rev. B 67 (2003) 214401
15. 3,2 edges in the (Ga,Mn)As layers modified by high temperature annealing. Acta Phys. Pol., A 114 (2008) 357-366
16. xAs on its Curie temperature. Phys. Rev. B 65 (2002) 201303 (4pp)
17. Yu K.M., Walukiewicz W., Wojtowicz T., Lim W.L., Liu X., Bindley U., Dobrowolska M., and Furdyna J.K. Curie temperature limit in ferromagnetic GaMnAs. Phys. Rev. B 68 (2003) 041308 (4pp)