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XRD analysis report

XRD analysis report. Prepared for: Los Alamos National Lab Prepared by: Aya Takase (aya.takase@rigaku.com) November 11, 2010. Contents. Sample list 3 MPA (Eulerian cradle) 4 Analysis requests 5 Additional analyses 6 Phase ID and peak selection 7

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XRD analysis report

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  1. XRD analysis report Prepared for: Los Alamos National Lab Prepared by: Aya Takase (aya.takase@rigaku.com) November 11, 2010

  2. Contents • Sample list 3 • MPA (Eulerian cradle) 4 • Analysis requests 5 • Additional analyses 6 • Phase ID and peak selection 7 • Nb pole figures 8 – 9 • Cu pole figures 10 – 12 • Nb texture analysis 13 • Cu texture analysis 14 • Summary 15

  3. Sample list

  4. MPA (Eulerian cradle) Rotating angle: φ (β) Measurement range: -360 – 360 °, 0.005 ° step Tilt angle: χ (α, ψ) Measurement range: -5 – 92 °, 0.002 ° step Sample height axis: Z (-4 – 1 mm, 0.0005 mm step)

  5. Requested analyses • Cu/Nb multilayer on Si • Pole figures of Cu (111) and Nb (110)

  6. Additional analyses • Cu/Nb multilayer on Si • Pole figures of Cu (200), (220) and Nb (200)

  7. Cu/Nb / phase ID & peak selection Parallel beam Ultima IV / Standard Parallel beam Att.: MPA Detector: SC XG: 40 kv – 44 mA DS: 1 x 5 mm Soller S.: 5 º PSA: 0.5 º Mono: None Axis:θ/ 2θ scan Range: 30.0 – 80.0 º Step: 0.1º Speed: 1.0 º / min RD sample Si(004)

  8. CuNb / Nb(110) pole figure Parallel beam Ultima IV / Standard Parallel beam Att.: MPA Detector: SC XG: 40 kv – 44 mA DS: 1 x 2 mm Soller S.: 5 º PSA: 0.5 º Mono: None 2θ = 38.900 º, fixed α: 15 – 90 º, 5 º step β: 0 – 390 º, 5 º step β speed: 120 º / min Duration: 54 min

  9. CuNb / Nb(200) pole figure Parallel beam Ultima IV / Standard Parallel beam Att.: MPA Detector: SC XG: 40 kv – 44 mA DS: 1 x 2 mm Soller S.: 5 º PSA: 0.5 º Mono: None 2θ = 55.800 º, fixed α: 15 – 90 º, 5 º step β: 0 – 390 º, 5 º step β speed: 30 º / min Duration: 206 min

  10. CuNb / Cu(111) pole figure Parallel beam Ultima IV / Standard Parallel beam Att.: MPA Detector: SC XG: 40 kv – 44 mA DS: 1 x 2 mm Soller S.: 5 º PSA: 0.5 º Mono: None 2θ = 43.542 º, fixed α: 15 – 90 º, 5 º step β: 0 – 390 º, 5 º step β speed: 240 º / min Duration: 30 min

  11. CuNb / Cu(200) pole figure Parallel beam Ultima IV / Standard Parallel beam Att.: MPA Detector: SC XG: 40 kv – 44 mA DS: 1 x 2 mm Soller S.: 5 º PSA: 0.5 º Mono: None 2θ = 50.484 º, fixed α: 15 – 90 º, 5 º step β: 0 – 390 º, 5 º step β speed: 60 º / min Duration: 103 min

  12. CuNb / Cu(220) pole figure Parallel beam Ultima IV / Standard Parallel beam Att.: MPA Detector: SC XG: 40 kv – 44 mA DS: 1 x 2 mm Soller S.: 5 º PSA: 0.5 º Mono: None 2θ = 74.321 º, fixed α: 15 – 90 º, 5 º step β: 0 – 390 º, 5 º step β speed: 30 º / min Duration: 206 min

  13. Nb texture analysis Major orientation = ♦ [110] fiber texture, minor orientation = ■ [100] fiber texture 0º Nb (110) 60º 60º 45º 45º 45º 45º Nb (200) 0º * Intensity in square root scale

  14. Cu texture analysis Major orientation = ▲ [111] fiber texture, minor orientation = ■ [100] fiber texture 0º Cu (111) 55º 55º 70º 70º 0º Cu (200) 55º 55º 35º 35º Cu (220) 45º 45º * Intensity in square root scale

  15. Summary • Nb(110), (200), Cu(111), (200), and (220) pole figures were collected. • Nb layers have strong [110] fiber texture and relatively weak [100] fiber texture. • Cu layers have strong [111] fiber texture and relatively weak [100] fiber texture.

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