1. Wetting behaviour of laser synthetic surface microtextures on Ti–6Al–4V for bioapplication by Narendra B. Dahotre, Sameer R. Paital, Anoop N. Samant, and Claus Daniel Philosophical Transactions A Volume 368(1917):1863-1889 April 28, 2010 ©2010 by The Royal Society

2. Schematic of a laser interferometer set-up (Engleman et al. 2005). Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

3. Schematic of the pulsed Nd:YAG laser system used for the coating process (Paital et al. 2009). Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

4. Overlap of successive laser pulses over a single spot area. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

5. Different steps involved in the evolution of the surface morphology at various times (t1<t2<t3) for a single laser beam. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

6. Surface evolution for laser beam radii of (a) 450 μm, (b) 300 μm and (c) 150 μm. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

7. Combination of profiles generated by successive pulses defining the width w and amplitude A. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

8. Flow chart illustrating the method to predict surface morphology starting with laser processing parameters and material geometry and properties. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

9. Groove pattern on Ti–6Al–4V by the laser interference technique (3.82 W laser power): (a) two- dimensional morphological evolution, (b) three-dimensional morphological evolution and (c) variation in height and width (across the line scan) of the features obt... Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

10. Pillar pattern on Ti–6Al–4V by the laser interference technique (3.82 W laser power): (a) two- dimensional morphological evolution, (b) three-dimensional morphological evolution and (c) variation in height and width at FWHM (across the line scan) of the feat... Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

11. Light optical images of the distilled water droplet shadow on (a) flat Ti–6Al–4V, (b) groove- patterned Ti–6Al–4V and (c) pillar-patterned Ti–6Al–4V and those of the SBF droplet shadow on (d) flat Ti–6Al–4V, (e) groove-patterned Ti–6Al–4V and (f) pillar-patt... Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

12. Schematic illustration of liquid invasion into (a) a groove pattern and (b) a pillar pattern. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

13. (a) Variation in roughness factor Rf and (b) critical wetting angle θc with laser fluence for interference-patterned samples. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

14. Low-magnification optical microscopic images of the surfaces of the coatings obtained at laser scan speed of: (a) 36 cm min−1, (b) 48 cm min−1, (c) 78 cm min−1 and (d) 102 cm min−1 (Paital & Dahotre 2009). Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

15. (a) Two-dimensional morphological evolution and (b) variation in height h and width w of the groove patterns (across the line scan). Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

16. The variation in roughness factor Rf and critical wetting angle θc with laser fluence of Ca–P- coated samples obtained by the laser direct writing technique. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

17. SEM micrographs revealing the morphology of the MC3T3-E1 osteoblast cells following culture for 1 day on a laser direct writing synthesized Ca–P-coated sample obtained at a laser power of 156 W. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society

18. Fluorescent micrographs for cytoskeleton assessment of adherent MC3T3-E1 osteoblast cells after culture for 1 day on a laser direct writing synthesized Ca–P-coated sample obtained at a laser power of 156 W. Narendra B. Dahotre et al. Phil. Trans. R. Soc. A 2010;368:1863-1889 ©2010 by The Royal Society