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13 Nov 2006: and E by laser induced acoustic waves and/or by surfaceBrillouin scattering.22–24 Visible and UV Raman measure-ments were performed using Renishaw Ramanspectrometers.1,25 Table I summarizes the ... 374 412GLCH 2 24 0.248 379ta-C:H 2.2 30 250 0.77

4 Dec 2006: For rings containing N a contribu-tion between 1400 and 1500 cm21 from NvN vibrations hasbeen suggested,24 but it seems unphysical at low nitrogecontents.

20 Nov 2006: tubes have outstanding elastical properties and are chemi-cally intert.23,24 They can thus be envisioned as a protectivecage in the nanoworld.

4 Dec 2006: the low frition coefficient ofa-C:H to a higher relative humidity.15–24.

27 Nov 2006: The EPCs near K between bands [24] allow theaccurate determination of the intensity and shape of theRaman D peak. ... Jianget al., Chem. Phys. Lett. 392, 383 (2004). [24] For the branch near A01 at K, jg2Kk0q0;Kk0j2 hg2KiF1 cos'00.

28 Nov 2006: 2Department of Physics and Materials Science, City University of Hong Kong, Hong Kong SAR, ChinaReceived 29 July 2003; revised manuscript received 5 September 2003; published 24 December 2003! ... 24. To summarize, RCF gives a downshift and

28 Nov 2006: 23,24]. Furthermore, electronic Raman scattering introdu-. ces an extra dependence of the lineshape with the excitation. ... 24] N.H. Nickel, P. Lengsfeld, I. Sieber, Phys. Rev., B 61 (2000) 15558.

13 Nov 2006: Peng et al. [24] reported a root. mean square (rms) roughness of 0.11 nm in a-C:H deposited. ... Technol. 174–175 (2003) 1135. [24] X.L. Peng, Z.H. Barber, T.W. Clyne, Surf.

22 Nov 2006: obtained here compared to previous films produced by the. small ECWR [24] can be explained by the relatively high. ... 24] A.C. Ferrari, J. Robertson, M.G. Beghi, C.E. Bottani, R. Ferulano, R.

6 Dec 2006: 85 (av.) 31.4 (av.) 3.24 63.5ta-C:H Homog. 70 28.4 2.35 70 6 30ta-C:H Homog 70 28.4 2.35 43 8.4 ... cm3and a internal layer 63.5 nm thick, with density of3.24 g/cm3[ 12].