Ni-induced giant stress and surface relaxation in W(110)

Physical Review B - Condensed Matter and Materials Physics

Volumn 67, Issue 15, 2003, Pages

  Meyerheim, H L ^a   Sander, D ^a   Popescu, R ^a   Kirschner, J ^a   Robach, O ^b   Ferrer, S ^b   Steadman, P ^c  

^a MAX PLANCK INSTITUTE OF MICROSTRUCTURE PHYSICS   (Germany)

^b EUROPEAN SYNCHROTRON RADIATION FACILITY   (France)

^c UNIVERSITY OF LEEDS   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

NICKEL; TUNGSTEN;

ARTICLE; CHEMICAL ANALYSIS; CHEMICAL STRUCTURE; CORRELATION ANALYSIS; CRYSTAL; PHYSICS; STRUCTURE ANALYSIS; X RAY DIFFRACTION;

EID: 0038179151     PISSN: 10980121     EISSN: 1550235X     Source Type: Journal    
DOI: 10.1103/PhysRevB.67.155422     Document Type: Article

References (21)

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13. (formula presented)with (formula presented) see Refs. 3 and 4. Stress: (formula presented) Ni thickness: (formula presented) W substrate thickness: (formula presented) Young modulus W: Y: Poisson ratio W: (formula presented) radius of curvature: (formula presented)
14. D. Sander, C. Schmidthals, A. Enders, and J. Kirschner, Phys. Rev. B57, 1406 (1998), and references therein.
15. The reflection indices are referred to the rectangular 1×7 unit cell with (formula presented) (formula presented)=22.155 Å, (formula presented) and reciprocal lattice units (rlu) (formula presented) (formula presented) and (formula presented)
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17. The unweighted residuum is defined as (formula presented) where (formula presented) and (formula presented) are observed and calculated structure factor amplitudes, respectively.
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19. Since the symmetry in the domain is (formula presented) only, in total there are four domains related by mirror symmetry in order to restore the average (formula presented) point symmetry of the structure. Our model with split positions assumes coherent averaging over these domains.
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