Yr Athro Oliver Williams

2024

• Cuenca, J. A. et al. 2024. Dielectric properties of diamond using an X-band microwave split dielectric resonator. Carbon 221, article number: 118860. (10.1016/j.carbon.2024.118860)
• Martyanov, A. et al. 2024. Diamond seed dependent luminescence properties of CVD diamond composite. Carbon 222, article number: 118975. (10.1016/j.carbon.2024.118975)

2023

• Hrabovsky, J. et al. 2023. Laser-patterned boron-doped diamond electrodes with precise control of sp2/sp3 carbon lateral distribution. Applied Surface Science 639, article number: 158268. (10.1016/j.apsusc.2023.158268)
• Thomas, E. L. H., Stritt, J., Mandal, S., Imboden, M. and Williams, O. A. 2023. Polycrystalline diamond micro‐hotplates. Small 19(48), article number: 2303976. (10.1002/smll.202303976)
• March, J. E. et al. 2023. Long spin coherence and relaxation times in nanodiamonds milled from polycrystalline 12C diamond. Physical Review Applied 20(4), article number: 44045. (10.1103/PhysRevApplied.20.044045)
• Leigh, W. et al. 2023. Monitoring of the initial stages of diamond growth on aluminum nitride using in situ spectroscopic ellipsometry. ACS Omega 8(33), pp. 30442-30449. (10.1021/acsomega.3c03609)
• Mandal, S., Arts, K., Morgan, D. J., Chen, Z. and Williams, O. A. 2023. Zeta potential and nanodiamond self assembly assisted diamond growth on lithium niobate and lithium tantalate single crystal. Carbon 212, article number: 118160. (10.1016/j.carbon.2023.118160)
• Zelenský, M. et al. 2023. Chem-mechanical polishing influenced morphology, spectral and electrochemical characteristics of boron doped diamond. Carbon 203, pp. 363-376. (10.1016/j.carbon.2022.11.069)
• Cuenca, J. A. et al. 2023. Microwave conductivity of boron-doped nanodiamond particles. Presented at: 2022 Asia-Pacific Microwave Conference (APMC), Yokohama, Japan, 29 November - 02 December 20222022 Asia-Pacific Microwave Conference (APMC). IEEE, (10.23919/APMC55665.2022.9999762)
• Cuenca, J. A., Leigh, W., Thomas, E. L., Mandal, S. and Williams, O. A. 2023. Modelling deposition uniformity in microwave plasma cvd diamond over 2" Si wafers. Presented at: 2022 Asia-Pacific Microwave Conference (APMC), Yokohama, Japan, 29 November - 02 December 20222022 Asia-Pacific Microwave Conference (APMC). IEEE, (10.23919/APMC55665.2022.9999754)
• Leigh, W. G., Cuenca, J. A., Thomas, E. L., Mandal, S. and Williams, O. A. 2023. Mapping the effect of substrate temperature inhomogeneity during microwave plasma-enhanced chemical vapour deposition nanocrystalline diamond growth. Carbon 201, pp. 228-337. (10.1016/j.carbon.2022.09.036)
• Cuenca, J. A. et al. 2023. Superconducting boron doped nanocrystalline diamond microwave coplanar resonator. Carbon 201, pp. 251-259. (10.1016/j.carbon.2022.08.084)

2022

• Mandal, S., Shaw, G. and Williams, O. A. 2022. Comparison of nanodiamond coated quartz filter with commercial electropositive filters: Zeta potential and dye retention study. Carbon 199, pp. 439-443. (10.1016/j.carbon.2022.08.021)
• Leigh, W. G., Thomas, E. L., Cuenca, J. A., Mandal, S. and Williams, O. A. 2022. In-situ monitoring of microwave plasma-enhanced chemical vapour deposition diamond growth on silicon using spectroscopic ellipsometry. Carbon 202, pp. 204-212. (10.1016/j.carbon.2022.10.049)
• Pascoe, M. J., Mandal, S., Williams, O. A. and Maillard, J. -. 2022. Impact of material properties in determining quaternary ammonium compound adsorption and wipe product efficacy against biofilms. Journal of Hospital Infection 126, pp. 37-43. (10.1016/j.jhin.2022.03.013)
• Sinusia Lozano, M., Fernández-García, L., López-Romero, D., Williams, O. A. and Iriarte, G. F. 2022. SAW resonators and filters based on Sc0.43Al0.57N on single crystal and polycrystalline diamond. Micromachines 13(7), article number: 1061. (10.3390/mi13071061)
• Bose, M. et al. 2022. Low-noise diamond-based D.C. nano-SQUIDs. ACS Applied Electronic Materials 4(5), pp. 2246-2252. (10.1021/acsaelm.2c00048)
• Wood, B. D. et al. 2022. Long spin coherence times of nitrogen vacancy centers in milled nanodiamonds. Physical Review B 105(20), article number: 205401. (10.1103/PhysRevB.105.205401)
• Kuznetsov, S. et al. 2022. Cerium-doped gadolinium-scandium-aluminum garnet powders: synthesis and use in X-ray luminescent diamond composites. Ceramics International 48(9), pp. 12962-12970. (10.1016/j.ceramint.2022.01.169)
• Cuenca, J. A., Mandal, S., Thomas, E. L. and Williams, O. A. 2022. Microwave plasma modelling in clamshell chemical vapour deposition diamond reactors. Diamond and Related Materials 124, article number: 108917. (10.1016/j.diamond.2022.108917)

2021

• Mandal, S., Arts, K., Knoops, H. C., Cuenca, J. A., Klemencic, G. M. and Williams, O. A. 2021. Surface zeta potential and diamond growth on gallium oxide single crystal. Carbon 181, pp. 79-86. (10.1016/j.carbon.2021.04.100)
• Manifold, S. . A., Klemencic, G., Thomas, E. L., Mandal, S., Bland, H., Giblin, S. R. and Williams, O. A. 2021. Contact resistance of various metallisation schemes to superconducting boron doped diamond between 1.9 and 300 K. Carbon 179, pp. 13-19. (10.1016/j.carbon.2021.02.079)
• Guo, T. et al. 2021. Electrochemistry of nitrogen and boron bi-element incorporated diamond films. Carbon 178, pp. 19-25. (10.1016/j.carbon.2021.02.062)
• Klemencic, G. et al. 2021. Phase slips and metastability in granular boron-doped nanocrystalline diamond microbridges. Carbon 175, pp. 43-49. (10.1016/j.carbon.2020.12.042)
• Sedov, V. et al. 2021. CVD synthesis of multi-layered polycrystalline diamond films with reduced roughness using time-limited injections of N2 gas. Diamond and Related Materials 114, article number: 108333. (10.1016/j.diamond.2021.108333)
• Cuenca, J. A. et al. 2021. Thermal stress modelling of diamond on GaN/III-Nitride membranes. Carbon 174, pp. 647-661. (10.1016/j.carbon.2020.11.067)
• Bland, H. A., Centeleghe, I. A., Mandal, S., Thomas, E. L. H., Maillard, J. and Williams, O. A. 2021. Electropositive nanodiamond-coated quartz microfiber membranes for virus and dye filtration. ACS Applied Nano Materials 4(3), pp. 3252-3261. (10.1021/acsanm.1c00439)

2020

• Field, D. E. et al. 2020. Crystalline interlayers for reducing the effective thermal boundary resistance in GaN-on-Diamond. ACS Applied Materials and Interfaces 12(48), pp. 54138-54145. (10.1021/acsami.0c10129)
• Sow, M. et al. 2020. High-throughput nitrogen-vacancy center imaging for nanodiamond photophysical characterization and pH nanosensing. Nanoscale 12(42), pp. 21821-21821. (10.1039/D0NR05931E)
• Smith, M. D. et al. 2020. GaN-on-diamond technology platform: bonding-free membrane manufacturing process. AIP Advances 10(3), article number: 35306. (10.1063/1.5129229)
• Cuenca, J. A., Mandal, S., Morgan, D. J., Snowball, M., Porch, A. and Williams, O. A. 2020. Dielectric spectroscopy of hydrogen treated hexagonal boron nitride ceramics. ACS Applied Electronic Materials 2(5), pp. 1193-1202. (10.1021/acsaelm.9b00767)

2019

• Sinusía Lozano, M., Chen, Z., Williams, O. A. and Iriarte, G. F. 2019. Giant reflection coefficient on Sc 0.26 Al 0.74 N polycrystalline diamond surface acoustic wave resonators. physica status solidi (a) 216(20), article number: 1900360. (10.1002/pssa.201900360)
• Mandal, S. et al. 2019. Thick, adherent diamond films on AlN with low thermal barrier resistance. ACS Applied Materials and Interfaces 11(43), pp. 40826-40834. (10.1021/acsami.9b13869)
• Ahmed, A., Gines, L., Mandal, S., Song, C., Williams, O. A., Sarmiento, M. N. and Cheng, C. 2019. Facile amine termination of nanodiamond particles and their surface reaction dynamics. ACS Omega 4(16), pp. 16715-16723. (10.1021/acsomega.9b00776)
• Bland, H. A. et al. 2019. Author correction: superconducting diamond on silicon nitride for device applications. Scientific Reports 9(1), pp. -., article number: 11012. (10.1038/s41598-019-46256-y)
• Salman, M., Klemencic, G. M., Mandal, S., Manifold, S., Mustafa, L., Williams, O. A. and Giblin, S. R. 2019. Quantitative analysis of the interaction between a dc SQUID and an integrated micromechanical doubly clamped cantilever. Journal of Applied Physics 125(22), article number: 224503. (10.1063/1.5090958)
• Mandal, S., Bland, H. A., Cuenca, J. A., Snowball, M. and Williams, O. A. 2019. Superconducting boron doped nanocrystalline diamond on boron nitride ceramics. Nanoscale 11(21), pp. 10266-10272. (10.1039/C9NR02729G)
• Mandal, S., Thomas, E. L. H., Werrell, J. M., Klemencic, G. M., Ash, J., Brousseau, E. B. and Williams, O. A. 2019. Chemical mechanical polishing of nanocrystalline diamond. In: Yang, N. ed. Novel Aspects of Diamond: From Growth to Applications., Vol. 121. Topics in Applied Physics Chem: Springer, pp. 53-89., (10.1007/978-3-030-12469-4_3)
• Cuenca, J. A. et al. 2019. Microwave cavity perturbation of nitrogen doped nano-crystalline diamond films. Carbon 145, pp. -. (10.1016/j.carbon.2018.12.025)
• Klemencic, G. M., Fellows, J. M., Werrell, J. M., Mandal, S., Giblin, S. R., Smith, R. A. and Williams, O. A. 2019. Observation of a superconducting glass state in granular superconducting diamond. Scientific Reports 9, article number: 4578. (10.1038/s41598-019-40306-1)
• Bland, H. A. et al. 2019. Superconducting diamond on silicon nitride for device applications. Scientific Reports 9, article number: 2911. (10.1038/s41598-019-39707-z)
• Panduranga, P. et al. 2019. Hybrid diamond/silicon suspended integrated photonic platform using SF6 isotropic etching. Presented at: 2nd IEEE British and Irish Conference on Optics and Photonics (BICOP 2019), London, England, 11-13 December 20192019 IEEE 2nd British and Irish Conference on Optics and Photonics (BICOP). IEEE pp. 1-4., (10.1109/BICOP48819.2019.9059586)

2018

• Gines, L. et al. 2018. Production of metal-free diamond nanoparticles. ACS Omega 3(11), pp. 16099-16104. (10.1021/acsomega.8b02067)
• Lindner, S. et al. 2018. Strongly inhomogeneous distribution of spectral properties of silicon-vacancy color centers in nanodiamonds. New Journal of Physics 20(11), article number: 115002. (10.1088/1367-2630/aae93f)
• Abdou, A. et al. 2018. Air-clad suspended nanocrystalline diamond ridge waveguides. Optics Express 26(11), article number: 13883. (10.1364/OE.26.013883)
• Mandal, S., Thomas, E. L. H., Gines, L., Morgan, D., Green, J., Brousseau, E. B. and Williams, O. A. 2018. Redox agent enhanced chemical mechanical polishing of thin film diamond. Carbon 130, pp. 25-30. (10.1016/j.carbon.2017.12.077)
• Yu, S. et al. 2018. Battery-like supercapacitors from vertically aligned carbon nanofiber coated diamond: design and demonstrator. Advanced Energy Materials 8(12), article number: 1702947. (10.1002/aenm.201702947)
• Frangeskou, A. C., Rahman, A. A. T. M., Gines, L., Mandal, S., Williams, O. A., Barker, P. F. and Morley, G. 2018. Pure nanodiamonds for levitated optomechanics in vacuum. New Journal of Physics 20, article number: 43016. (10.1088/1367-2630/aab700)
• Thomas, E., Gines, L., Mandal, S., Klemencic, G. and Williams, O. A. 2018. A simple, space constrained NIRIM type reactor for chemical vapour deposition of diamond. AIP Advances 8, article number: 35325. (10.1063/1.5009182)
• Braunbeck, G., Mandal, S., Touge, M., Williams, O. A. and Reinhard, F. 2018. Effect of ultraprecision polishing techniques on coherence times of shallow nitrogen-vacancy centers in diamond. Diamond and Related Materials 85, pp. 18-22. (10.1016/j.diamond.2018.03.026)
• Cuenca, J. A. et al. 2018. Microwave permittivity of trace sp2 carbon impurities in sub-micron diamond powders. ACS Omega 3(2), pp. 2183-2192. (10.1021/acsomega.7b02000)

2017

• Klemencic, G. M., Mandal, S., Werrell, J. M., Giblin, S. R. and Williams, O. A. 2017. Superconductivity in planarised nanocrystalline diamond films. Science and Technology of Advanced Materials 18(1) (10.1080/14686996.2017.1286223)
• Mandal, S. et al. 2017. Surface zeta potential and diamond seeding on gallium nitride films. ACS Omega 2(10), pp. 7275-7280. (10.1021/acsomega.7b01069)
• Thomas, E. et al. 2017. Spectroscopic ellipsometry of nanocrystalline diamond film growth. ACS Omega 2(10), pp. 6715-6727. (10.1021/acsomega.7b00866)
• Klemencic, G. M., Fellows, J. M., Werrell, J. M., Mandal, S., Giblin, S. R., Smith, R. A. and Williams, O. A. 2017. Fluctuation spectroscopy as a probe of granular superconducting diamond films. Physical Review Materials 1(4), article number: 44801. (10.1103/PhysRevMaterials.1.044801)
• Gines, L., Mandal, S., Ahmed, A., Cheng, C., Sow, M. and Williams, O. A. 2017. Positive zeta potential of nanodiamonds. Nanoscale 9(34), pp. 12549-12555. (10.1039/C7NR03200E)
• Ayres, Z. J., Newland, J. C., Newton, M. E., Mandal, S., Williams, O. A. and Macpherson, J. V. 2017. Impact of chemical vapour deposition plasma inhomogeneity on the spatial variation of sp 2 carbon in boron doped diamond electrodes. Carbon 121, pp. 434-442. (10.1016/j.carbon.2017.06.008)
• Titova, N. et al. 2017. Slow electron-phonon cooling in superconducting diamond films. IEEE Transactions on Applied Superconductivity 27(4), article number: 7501104. (10.1109/TASC.2016.2638199)
• Yu, S. et al. 2017. Battery-like supercapacitors from diamond networks and water-soluble redox electrolytes. Journal of Materials Chemistry A 5(4), pp. 1778-1785. (10.1039/C6TA08607A)
• Werrell, J. et al. 2017. Effect of slurry composition on the chemical mechanical polishing of thin diamond films. Science and Technology of Advanced Materials 18(1), pp. 654-663. (10.1080/14686996.2017.1366815.)

2016

• Ahmed, A. -., Mandal, S., Gines, L., Williams, O. A. and Cheng, C. 2016. Low temperature catalytic reactivity of nanodiamond in molecular hydrogen. Carbon 110, pp. 438-442. (10.1016/j.carbon.2016.09.019)
• Richter, J., Abdou, A., Williams, O. A., Witzens, J. and Nezhad, M. P. 2016. CO2 laser micromachining of nanocrystalline diamond films grown on doped silicon substrates. Optical Materials Express 6(12), pp. 3916-3926. (10.1364/OME.6.003916)
• Mandal, S., Thomas, E. L. H., Jenny, T. A. and Williams, O. A. 2016. Chemical nucleation of diamond films. ACS Applied Materials and Interfaces 8(39), pp. 26220-26225. (10.1021/acsami.6b08286)

2015

• Cuenca, J. A., Thomas, E. L. H., Mandal, S., Williams, O. A. and Porch, A. 2015. Investigating the broadband microwave absorption of nanodiamond impurities. IEEE Transactions on Microwave Theory and Techniques 63(12), pp. 4110-4118. (10.1109/TMTT.2015.2495156)
• Yu, S. et al. 2015. Electrochemical supercapacitors from diamond. Journal of Physical Chemistry C 119(33), pp. 18918-18926. (10.1021/acs.jpcc.5b04719)
• Cuenca, J. A., Thomas, E. L. H., Mandal, S., Williams, O. A. and Porch, A. 2015. Microwave determination of sp2 carbon fraction in nanodiamond powders. Carbon 81, pp. 174-178. (10.1016/j.carbon.2014.09.046)

2014

• Pope, I. et al. 2014. Coherent anti-Stokes Raman scattering microscopy of single nanodiamonds. Nature Nanotechnology 9(11), pp. 940-946. (10.1038/nnano.2014.210)
• Bautze, T., Mandal, S., Williams, O. A., Rodière, P., Meunier, T. and Bäuerle, C. 2014. Superconducting nano-mechanical diamond resonators. Carbon 72, pp. 100-105. (10.1016/j.carbon.2014.01.060)
• Thomas, E. L. H., Mandal, S., Brousseau, E. B. J. P. and Williams, O. A. 2014. Silica based polishing of {100} and {111} single crystal diamond. Science and Technology of Advanced Materials 15(3), pp. 1-7., article number: 35013. (10.1088/1468-6996/15/3/035013)
• Sumant, A. V., Auciello, O., Liao, M. and Williams, O. A. 2014. MEMS/NEMS based on mono-, nano-, and ultrananocrystalline diamond films. MRS Bulletin- Materials Research Society 39(6), pp. 511-516. (10.1557/mrs.2014.98)
• Thomas, E. L. H., Nelson, G. W., Mandal, S., Foord, J. S. and Williams, O. A. 2014. Chemical mechanical polishing of thin film diamond. Carbon 68, pp. 473-479. (10.1016/j.carbon.2013.11.023)
• Cuenca, J., Thomas, E., Williams, O. A., Mandal, S. and Porch, A. 2014. Broadband microwave measurements of nanodiamond. Presented at: Microwave Conference (APMC), 2014 Asia-Pacific, Sendai, Japan, 4-7 Nov 2014Microwave Conference (APMC), 2014 Asia-Pacific. pp. 1-3.
• Williams, O. ed. 2014. Nanodiamond. RSC.

2013

• Reitinger, A. A. et al. 2013. Functional polymer brushes on diamond as a platform for immobilization and electrical wiring of biomolecules. Advanced Functional Materials 23(23), pp. 2979-2986. (10.1002/adfm.201202342)
• Rodríguez-Madrid, J., Iriarte, G., Williams, O. A. and Calle, F. 2013. High precision pressure sensors based on SAW devices in the GHz range. Sensors and Actuators A: Physical 189, pp. 364-369. (10.1016/j.sna.2012.09.012)
• Szirmai, P. et al. 2013. Observation of conduction electron spin resonance in boron-doped diamond. Physical Review B 87(19), article number: 195132. (10.1103/PhysRevB.87.195132)
• Slocombe, D. R., Porch, A., Bustarret, E. and Williams, O. A. 2013. Microwave properties of nanodiamond particles. Applied Physics Letters 102(24), article number: 244102. (10.1063/1.4809823)
• Imboden, M., Williams, O. A. and Mohanty, P. 2013. Observation of nonlinear dissipation in piezoresistive diamond nanomechanical resonators by heterodyne down-mixing. Nano Letters 13(9), pp. 4014-4019. (10.1021/nl401978p)
• Lloret, F., Araújo, D., Villar, M., Rodríguez-Madrid, J., Iriarte, G., Williams, O. A. and Calle, F. 2013. Diamond underlayer microstructure effect on the orientation of AlN piezoelectric layers for high frequency SAW resonators by TEM. Microelectronic Engineering 112, pp. 193-197. (10.1016/j.mee.2013.04.007)
• Imboden, M., Williams, O. A. and Mohanty, P. 2013. Nonlinear dissipation in diamond nanoelectromechanical resonators. Applied Physics Letters 102(10), article number: 103502. (10.1063/1.4794907)
• Hees, J. et al. 2013. Piezoelectric actuated micro-resonators based on the growth of diamond on aluminum nitride thin films. Nanotechnology 24(2), article number: 25601. (10.1088/0957-4484/24/2/025601)
• Kummer, K. et al. 2013. Thin conductive diamond films as beam intensity monitors for soft x-ray beamlines. Review of Scientific Instruments 84(3), article number: 35105. (10.1063/1.4794439)

2012

• Szirmai, P., Pichler, T., Williams, O. A., Mandal, S., Bäuerle, C. and Simon, F. 2012. A detailed analysis of the Raman spectra in superconducting boron doped nanocrystalline diamond. Physica Status Solidi B Basic Research 249(12), pp. 2656-2659. (10.1002/pssb.201200461)
• Rodriguez-Madrid, J. G., Iriarte, G. F., Pedros, J., Williams, O. A., Brink, D. and Calle, F. 2012. Super-High-Frequency SAW Resonators on AlN/Diamond. IEEE Electron Device Letters 33(4), pp. 495-497. (10.1109/LED.2012.2183851)
• Rodríguez-Madrid, J. G., Iriarte, G. F., Araujo, D., Villar, M. P., Williams, O. A., Müller-Sebert, W. and Calle, F. 2012. Optimization of AlN thin layers on diamond substrates for high frequency SAW resonators. Materials Letters 66(1), pp. 339-342. (10.1016/j.matlet.2011.09.003)

2011

• Mandal, S. et al. 2011. The Diamond Superconducting Quantum Interference Device. ACS Nano 5(9), pp. 7144-7148. (10.1021/nn2018396)
• Hees, J. et al. 2011. Nanocrystalline diamond nanoelectrode arrays and ensembles. Acs Nano 5(4), pp. 3339-3346. (10.1021/nn2005409)
• Williams, O. A. 2011. Nanocrystalline diamond. Diamond and Related Materials 20(5-6), pp. 621-640. (10.1016/j.diamond.2011.02.015)
• Smirnov, W. et al. 2011. Diamond-Modified AFM Probes: From Diamond Nanowires to Atomic Force Microscopy-Integrated Boron-Doped Diamond Electrodes. Analytical Chemistry 83(12), pp. 4936-4941. (10.1021/ac200659e)
• Kriele, A., Williams, O. A., Wolfer, M., Hees, J. J., Smirnov, W. and Nebel, C. E. 2011. Formation of nano-pores in nano-crystalline diamond films. Chemical Physics Letters 507(4-6), pp. 253-259. (10.1016/j.cplett.2011.03.089)
• Hutter, N. A., Steenackers, M., Reitinger, A., Williams, O. A., Garrido, J. A. and Jordan, R. 2011. Nanostructured polymer brushes and protein density gradients on diamond by carbon templating. Soft Matter 7(10), pp. 4861-4867. (10.1039/c1sm05082f)
• Hees, J., Kriele, A. and Williams, O. A. 2011. Electrostatic self-assembly of diamond nanoparticles. Chemical Physics Letters 509(1-3), pp. 12-15. (10.1016/j.cplett.2011.04.083)

2010

• Smirnov, W., Hees, J. J., Brink, D., Müller-Sebert, W., Kriele, A., Williams, O. A. and Nebel, C. E. 2010. Anisotropic etching of diamond by molten Ni particles. Applied Physics Letters 97(7), article number: 73117. (10.1063/1.3480602)
• Williams, O. A., Hees, J., Dieker, C., Jager, W., Kirste, L. and Nebel, C. E. 2010. Size-dependent reactivity of diamond nanoparticles. Acs Nano 4(8), pp. 4824-4830. (10.1021/nn100748k)
• Dahlem, F., Achatz, P., Williams, O. A., Araujo, D., Bustarret, E. and Courtois, H. 2010. Spatially correlated microstructure and superconductivity in polycrystalline boron-doped diamond. Physical Review B: Condensed Matter and Materials Physics 82(3), article number: 33306. (10.1103/PhysRevB.82.033306)
• Mandal, S. et al. 2010. Nanostructures made from superconducting boron-doped diamond. Nanotechnology 21(19), article number: 195303. (10.1088/0957-4484/21/19/195303)
• Wolfer, M., Obloh, H., Williams, O. A., Leancu, C., Kirste, L., Gheeraert, E. and Nebel, C. E. 2010. Doping of single crystalline diamond with nickel. Physica Status Solidi a Applications and Materials Science 207(9), pp. 2054-2057. (10.1002/pssa.201000364)
• Williams, O. A., Kriele, A., Hees, J., Wolfer, M., Müller-Sebert, W. and Nebel, C. E. 2010. High Young's modulus in ultra thin nanocrystalline diamond. Chemical Physics Letters 495(1-3), pp. 84-89. (10.1016/j.cplett.2010.06.054)
• Michaelson, S. et al. 2010. Bulk and surface thermal stability of ultra nanocrystalline diamond films with 10-30 nm grain size prepared by chemical vapor deposition. Journal of Applied Physics 107(9), article number: 93521. (10.1063/1.3359714)
• Mandal, S. et al. 2010. Detailed study of superconductivity in nanostructured nanocrystalline boron doped diamond thin films. Physica Status Solidi a Applications and Materials Science 207(9), pp. 2017-2022. (10.1002/pssa.201000008)
• Kromka, A. et al. 2010. Semiconducting to metallic-like boron doping of nanocrystalline diamond films and its effect on osteoblastic cells. Diamond and Related Materials 19(2-3), pp. 190-195. (10.1016/j.diamond.2009.10.003)
• Hutter, N. A., Reitinger, A., Zhang, N., Steenackers, M., Williams, O. A., Garrido, J. A. and Jordan, R. 2010. Microstructured poly(2-oxazoline) bottle-brush brushes on nanocrystalline diamond. Physical Chemistry Chemical Physics 12(17), pp. 4360-4366. (10.1039/b923789p)
• Dahlem, F., Achatz, P., Williams, O. A., Araujo, D., Courtois, H. and Bustarret, E. 2010. Nanocrystalline boron-doped diamond films, a mixture of BCS-like and non-BCS-like superconducting grains. Physica Status Solidi a Applications and Materials Science 207(9), pp. 2064-2068. (10.1002/pssa.201000013)

2009

• Willems, B. L. et al. 2009. Intrinsic granularity in nanocrystalline boron-doped diamond films measured by scanning tunneling microscopy. Physical Review B: Condensed Matter and Materials Physics 80(22), article number: 224518. (10.1103/PhysRevB.80.224518)
• Willems, B. L. et al. 2009. Negative magnetoresistance in boron-doped nanocrystalline diamond films. Journal of Applied Physics 106(3), article number: 33711. (10.1063/1.3195045)
• Kriele, A., Williams, O. A., Wolfer, M., Brink, D., Muller-Sebert, W. and Nebel, C. E. 2009. Tuneable optical lenses from diamond thin films. Applied Physics Letters 95(3), article number: 31905. (10.1063/1.3183534)
• Achatz, P. et al. 2009. Low-temperature transport in highly boron-doped nanocrystalline diamond. Physical Review B: Condensed Matter and Materials Physics 79(20), article number: 201203(R). (10.1103/PhysRevB.79.201203)
• Gajewski, W., Achatz, P., Williams, O. A., Haenen, K., Bustarret, E., Stutzmann, M. and Garrido, J. 2009. Electronic and optical properties of boron-doped nanocrystalline diamond films. Physical Review B: Condensed Matter and Materials Physics 79(4), article number: 45206. (10.1103/PhysRevB.79.045206)
• Yang, N., Uetsuka, H., Williams, O. A., Osawa, E., Tokuda, N. and Nebel, C. E. 2009. Vertically aligned diamond nanowires: fabrication, characterization, and application for DNA sensing. Physica Status Solidi a Applications and Materials Science 206(9), pp. 2048-2056. (10.1002/pssa.200982222)
• Wolfer, M., Kriele, A., Williams, O. A., Obloh, H., Leancu, C. and Nebel, C. E. 2009. Nickel doping of nitrogen enriched CVD-diamond for the production of single photon emitters. Physica Status Solidi a Applications and Materials Science 206(9), pp. 2012-2015. (10.1002/pssa.200982231)
• Williams, O. A., Mortet, V., Daenen, M. and Haenen, K. 2009. The Diamond Nano-Balance. Journal of Nanoscience and Nanotechnology 9(6), pp. 3483-3486. (10.1166/jnn.2009.NS20)
• Villar, M. P. et al. 2009. A microstructural study of superconductive nanocrystalline diamond. Physica Status Solidi a Applications and Materials Science 206(9), pp. 1986-1990. (10.1002/pssa.200982224)
• Smisdom, N. et al. 2009. Chinese hamster ovary cell viability on hydrogen and oxygen terminated nano- and microcrystalline diamond surfaces. Physica Status Solidi a Applications and Materials Science 206(9), pp. 2042-2047. (10.1002/pssa.200982206)
• Sillero, E., Williams, O. A., Lebedev, V., Cimalla, V., Röhlig, C., Nebel, C. E. and Calle, F. 2009. Static and dynamic determination of the mechanical properties of nanocrystalline diamond micromachined structures. Journal of Micromechanics and Microengineering 19(11), article number: 115016. (10.1088/0960-1317/19/11/115016)
• Poghossian, A. et al. 2009. Nanocrystalline-diamond thin films with high pH and penicillin sensitivity prepared on a capacitive Si-SiO2 structure. Electrochimica Acta 54(25), pp. 5981-5985. (10.1016/j.electacta.2009.03.011)
• Nebel, C. E., Yang, N., Uetsuka, H., Osawa, E., Tokuda, N. and Williams, O. A. 2009. Diamond nano-wires, a new approach towards next generation electrochemical gene sensor platforms. Diamond and Related Materials 18(5-8), pp. 910-917. (10.1016/j.diamond.2008.11.024)
• Kulha, P., Kromka, A., Babchenko, O., Vanecek, M., Husak, M., Williams, O. A. and Haenen, K. 2009. Nanocrystalline diamond piezoresistive sensor. Vacuum 84(1), pp. 53-56. (10.1016/j.vacuum.2009.04.023)
• Daenen, M. et al. 2009. Diamond nucleation by carbon transport from buried nanodiamond TiO2Sol-gel composites. Advanced Materials 21(6), pp. 670-673. (10.1002/adma.200802305)
• Bijnens, N. et al. 2009. Synthetic diamond films as a platform material for label-free protein sensors. Physica Status Solidi a Applications and Materials Science 206(3), pp. 520-526. (10.1002/pssa.200880485)
• Achatz, P. et al. 2009. Metal-insulator transition and superconductivity in highly boron-doped nanocrystalline diamond films. Physica Status Solidi a Applications and Materials Science 206(9), pp. 1978-1985. (10.1002/pssa.200982233)
• Abouzar, M. H., Poghossian, A., Razavi, A., Williams, O. A., Bijnens, N., Wagner, P. and Schöning, M. J. 2009. Characterisation of capacitive field-effect sensors with a nanocrystalline-diamond film as transducer material for multi-parameter sensing. Biosensors and Bioelectronics 24(5), pp. 1298-1304. (10.1016/j.bios.2008.07.056)

2008

• Zimmer, A., Williams, O. A., Haenen, K. and Terryn, H. 2008. Optical properties of heavily boron-doped nanocrystalline diamond films studied by spectroscopic ellipsometry. Applied Physics Letters 93(13), article number: 131910. (10.1063/1.2990679)
• Gupta, S., Dudipala, A., Williams, O. A., Haenen, K. and Bohannan, E. 2008. Ex situ variable angle spectroscopic ellipsometry studies on chemical vapor deposited boron-doped diamond films: Layered structure and modeling aspects. Journal of Applied Physics 104(7), article number: 73514. (10.1063/1.2990058)
• Barnard, A. S. and Williams, O. A. 2008. Special Issue on Nanodiamonds [Editorial]. Chemical Vapor Deposition 14(7-8), pp. 141. (10.1002/cvde.200800001)
• Williams, O. A. et al. 2008. Growth, electronic properties and applications of nanodiamond. Diamond and Related Materials 17(7-10), pp. 1080-1088. (10.1016/j.diamond.2008.01.103)
• Wenmackers, S. et al. 2008. Structural and optical properties of DNA layers covalently attached to diamond surfaces. Langmuir 24(14), pp. 7269-7277. (10.1021/la800464p)
• Vermeeren, V. et al. 2008. Topographical and functional characterization of the ssDNA probe layer generated through EDC-mediated covalent attachment to nanocrystalline diamond using fluorescence microscopy. Langmuir 24(16), pp. 9125-9134. (10.1021/la800946v)
• Mortet, V., Williams, O. A. and Haenen, K. 2008. Diamond: a material for acoustic devices. Physica Status Solidi a Applications and Materials Science 205(5), pp. 1009-1020. (10.1002/pssa.200777502)
• Bonnauron, M. et al. 2008. Transparent diamond-on-glass micro-electrode arrays for ex-vivo neuronal study. Physica Status Solidi a Applications and Materials Science 205(9), pp. 2126-2129. (10.1002/pssa.200879733)
• Arnault, J. C. et al. 2008. Surface characterisation of silicon substrates seeded with diamond nanoparticles under UHV annealing. Physica Status Solidi a Applications and Materials Science 205(9), pp. 2108-2113. (10.1002/pssa.200879728)
• Arnault, J. C., Saada, S., Nesladek, M., Williams, O. A., Haenen, K., Bergonzo, P. and Osawa, E. 2008. Diamond nanoseeding on silicon: stability under H2 MPCVD exposures and early stages of growth. Diamond and Related Materials 17(7-10), pp. 1143-1149. (10.1016/j.diamond.2008.01.008)
• Abouzar, M. H. et al. 2008. Penicillin detection with nanocrystalline-diamond field-effect sensor. Physica Status Solidi a Applications and Materials Science 205(9), pp. 2141-2145. (10.1002/pssa.200879713)
• Poghossian, A., Abouzar, M. H., Christiaens, P., Williams, O. A., Haenen, K., Wagner, P. and Schoning, M. J. 2008. Sensing charged macromolecules with nanocrystalline diamond-based field-effect capacitive sensors. Journal of Contemporary Physics (Armenian Academy of Sciences) 43(2), pp. 77-81.
• Abouzar, M., Poghossian, A., Schoning, M. J., Christiaens, P., Williams, O. . A., Wagner, P. and Haenen, K. 2008. Field effect sensor on nanocristalline diamond base. Presented at: 14th Expert Meeting on Sensors and Measurement Systems, Ludwigsburg, Germany, 11-12 March 2008Sensoren und messsysteme. VDI-Berichte Vol. 2011. Düsseldorf: VDI-Verl. pp. 549-558.

2007

• Vermeeren, V. et al. 2007. Towards a real-time, label-free, diamond-based DNA sensorle. Langmuir 23(26), pp. 13193-13202. (10.1021/la702143d)
• Michaelson, S. et al. 2007. Hydrogen concentration and bonding configuration in polycrystalline diamond films: From micro-to nanometric grain size. Journal of Applied Physics 102(11), article number: 113516. (10.1063/1.2818372)
• Gupta, S., Williams, O. A. and Bohannan, E. 2007. Electrostatic force microscopy studies of boron-doped diamond films. Journal of Materials Research 22(11), pp. 3014-3028. (10.1557/JMR.2007.0229)
• Shames, A. I. et al. 2007. Defects localization and nature in bulk and thin film utrananocrystalline diamond. Diamond and Related Materials 16(10), pp. 1806-1812. (10.1016/j.diamond.2007.08.026)
• Michaelson, S., Ternyak, O., Hoffman, A., Williams, O. A. and Gruen, D. M. 2007. Hydrogen bonding at grain surfaces and boundaries of nanodiamond films detected by high resolution electron energy loss spectroscopy. Applied Physics Letters 91(10), article number: 103104. (10.1063/1.2779848)
• Christiaens, P. et al. 2007. pH sensitivity of nanocrystalline diamond films. physica status solidi (a) 204(9), pp. 2925-2930. (10.1002/pssa.200776326)
• Achatz, P. et al. 2007. Structural, optical, and electronic properties of nanocrystalline and ultrananocrystalline diamond thin films. physica status solidi (a) 204(9), pp. 2874-2880. (10.1002/pssa.200776337)
• Michaelson, S., Ternyak, O., Akhvlediani, R., Williams, O. A., Gruen, D. and Hoffman, A. 2007. Hydrogen concentration and bonding in nano-diamond films of varying grain sizes grown by different chemical vapor deposition methods. physica status solidi (a) 204(9), pp. 2860-2867. (10.1002/pssa.200776302)
• Williams, O. A., Douheret, O., Daenen, M., Haenen, K., Osawa, E. and Takahashi, M. 2007. Enhanced diamond nucleation on monodispersed nanocrystalline diamond. Chemical Physics Letters 445(4-6), pp. 255-258. (10.1016/j.cplett.2007.07.091)
• Hikavyy, A. et al. 2007. Atomic layer deposition of ZnO thin films on boron-doped nanocrystalline diamond. Diamond and Related Materials 16(4-7), pp. 983-986. (10.1016/j.diamond.2006.11.035)
• Williams, O. A., Mortet, V., Daenen, M. and Haenen, K. 2007. Nanocrystalline diamond enhanced thickness shear mode resonator. Applied Physics Letters 90(6), article number: 63514. (10.1063/1.2471649)
• Hernando, J. et al. 2007. Immobilization of horseradish peroxidase via an amino silane on oxidized ultrananocrystalline diamond. Diamond and Related Materials 16(1), pp. 138-143. (10.1016/j.diamond.2006.04.005)
• Williams, O. A., Daenen, M. and Haenen, K. 2007. Biological applications of nanocrystalline diamond. Presented at: 2006 MRS Fall Meeting, Boston, MA, USA, 27 November - 1 December 2006Symposium J – Diamond Electronics—Fundamentals to Applications. MRS Proceedings Vol. 956. Cambridge: Cambridge University Press pp. 121-125., (10.1557/PROC-0956-J05-01)
• Bennett, A., Gaudin, O., Williams, O. . A., Foord, J. S. and Jackman, R. B. 2007. Diamond based ion-sensitive field effect transistors for cellular biosensing. Presented at: 2006 MRS Fall Meeting, Boston, MA, USA, 27 November - 1 December 2006Symposium J – Diamond Electronics—Fundamentals to Applications. MRS Proceedings Vol. 956. Cambridge: Cambridge University Press pp. 221-227., (10.1557/PROC-0956-J16-03)
• Christiaens, P. et al. 2007. Nanocrystalline diamond-based field-effect capacitive pH sensor. Presented at: TRANSDUCERS '07 & EUROSENSORS XXI: International Solid-State Sensors, Actuators and Microsystems Conference 2007, Lyon, France, 10-14 June 2007Proceedings: TRANSDUCERS 2007: International Solid-State Sensors, Actuators and Microsystems Conference 2007. Los Alamitos, CA: IEEE pp. 1891-1894., (10.1109/SENSOR.2007.4300527)

2006

• Gupta, S., Williams, O. A., Patel, R. J. and Haenen, K. 2006. Residual stress, intermolecular force, and frictional properties distribution maps of diamond films for micro- and nano-electromechanical (M/NEMS) applications. Journal of Materials Research 21(12), pp. 3037-3046. (10.1557/jmr.2006.0372)
• Williams, O. A. and Nesladek, M. 2006. Growth and properties of nanocrystalline diamond films. physica status solidi (a) 203(13), pp. 3375-3386. (10.1002/pssa.200671406)
• Achatz, P., Williams, O. A., Bruno, P., Gruen, D. M., Garrido, J. A. and Stutzmann, M. 2006. Effect of nitrogen on the electronic properties of ultrananocrystalline diamond thin films grown on quartz and diamond substrates. Physical Review B Condensed Matter and Materials Physics 74(15), article number: 155429. (10.1103/PhysRevB.74.155429)
• Hikavyy, A. et al. 2006. An investigation of structural and electrical properties of boron doped and undoped nanocrystalline diamond films. physica status solidi (a) 203(12), pp. 3021-3027. (10.1002/pssa.200671118)
• Daenen, M., Williams, O. A., D'Haen, J., Haenen, K. and Nesladek, M. 2006. Seeding, growth and characterization of nanocrystalline diamond films on various substrates. physica status solidi (a) 203(12), pp. 3005-3010. (10.1002/pssa.200671122)
• Williams, O. A. 2006. Ultrananocrystalline diamond for electronic applications. Semiconductor Science and Technology 21(8), pp. R49-R56. (10.1088/0268-1242/21/8/R01)
• Kohn, E., Denisenko, A., Kubovic, M., Zimmermann, T., Williams, O. A. and Gruen, D. M. 2006. A new diamond based heterostructure diode. Semiconductor Science and Technology 21(4), pp. L32-L35. (10.1088/0268-1242/21/4/L02)
• Williams, O. A. et al. 2006. Comparison of the growth and properties of ultrananocrystalline diamond and nanocrystalline diamond. Diamond and Related Materials 15(4-8), pp. 654-658. (10.1016/j.diamond.2005.12.009)
• Nesladek, M. et al. 2006. Low-temperature magnetoresistance study of electrical transport in N- and B-doped ultrananocrystalline and nanocrystalline diamond films. Diamond and Related Materials 15(4-8), pp. 607-613. (10.1016/j.diamond.2005.11.001)
• Achatz, P., Garrido, J. A., Stutzmann, M., Williams, O. A., Gruen, D. M., Kromka, A. and Steinmuller, D. 2006. Optical properties of nanocrystalline diamond thin films. Applied Physics Letters 88(10), article number: 101908. (10.1063/1.2183366)
• Rovere, M. et al. 2006. Low temperature electron spin resonance investigation of ultrananocrystalline diamond films as a function of nitrogen content. Diamond and Related Materials 15(11-12), pp. 1913-1916. (10.1016/j.diamond.2006.07.013)
• Mareš, J. J. et al. 2006. Weak localization in ultrananocrystalline diamond. Applied Physics Letters 88(9), article number: 92107. (10.1063/1.2176853)

2005

• Specht, C. G., Williams, O. A., Jackman, R. B. and Schoepfer, R. 2005. Erratum to ‘Ordered growth of neurons on diamond’: [Biomaterials 25 (2004) 4073–4078] [Erratum]. Biomaterials 26(7), pp. 828. (10.1016/j.biomaterials.2004.06.022)
• Zimmermann, T., Kubovic, M., Denisenko, A., Janischowsky, K., Williams, O. A., Gruen, D. M. and Kohn, E. 2005. Ultra-nano-crystalline/single crystal diamond heterostructure diode. Diamond and Related Materials 14(3-7), pp. 416-420. (10.1016/j.diamond.2004.12.049)
• Garrido, J. A., Hardl, A., Kuch, S., Stutzmann, M., Williams, O. A. and Jackmann, R. B. 2005. pH sensors based on hydrogenated diamond surfaces. Applied Physics Letters 86(7), article number: 73504. (10.1063/1.1866632)
• Williams, O. A., Zimmermann, T., Kubovic, M., Denisenko, A., Kohn, E., Jackman, R. B. and Gruen, D. M. 2005. Electronic properties and applications of ultrananocrystalline diamond. Presented at: NATO Advanced Research Workshop on Synthesis, Properties and Applications of Ultrananocrystalline Diamond, St. Petersburg, Russia, 7-10 June 2004 Presented at Gruen, D. M., Shenderova, O. A. and Vul’, A. Y. eds.Synthesis, Properties and Applications of Ultrananocrystalline Diamond. NATO Science Series Vol. 192/IV. Dordrecht: Springer pp. 373-382., (10.1007/1-4020-3322-2_31)

2004

• Williams, O. A., Curat, S., Gerbi, J. E., Gruen, D. M. and Jackman, R. B. 2004. Publisher’s Note: “n-type conductivity in ultrananocrystalline diamond films” [Appl. Phys. Lett. 85, 1680 (2004)] [Erratum]. Applied Physics Letters 85(21), pp. 5106. (10.1063/1.1829716)
• Williams, O. A. and Jackman, R. B. 2004. Homoepitaxial diamond growth for the control of surface conductive carrier transport properties. Journal of Applied Physics 96(7), pp. 3742-3747. (10.1063/1.1789275)
• Williams, O. A., Curat, S., Gerbi, J. E., Gruen, D. M. and Jackman, R. B. 2004. n-type conductivity in ultrananocrystalline diamond films. Applied Physics Letters 85(10), pp. 1680-1682. (10.1063/1.1785288)
• Specht, C. G., Williams, O. A., Jackman, R. B. and Schoepfer, R. 2004. Ordered growth of neurons on diamond. Biomaterials 25(18), pp. 4073-4078. (10.1016/j.biomaterials.2003.11.006)
• Mer, C. et al. 2004. An insight into neutron detection from polycrystalline CVD diamond films. Diamond and Related Materials 13(4-8), pp. 791-795. (10.1016/j.diamond.2003.11.024)
• Williams, O. A. and Jackman, R. B. 2004. High growth rate MWPECVD of single crystal diamond. Diamond and Related Materials 13(4-8), pp. 557-560. (10.1016/j.diamond.2004.01.023)
• Williams, O. A. and Jackman, R. B. 2004. Homoepitaxial growth for surface conductive device applications. Diamond and Related Materials 13(2), pp. 325-328. (10.1016/j.diamond.2003.11.004)
• Williams, O. A. and Jackman, R. B. 2004. Diamond growth on hot-filament chemically vapour-deposited diamond for surface conductive device applications. Diamond and Related Materials 13(1), pp. 166-169. (10.1016/j.diamond.2003.10.033)

2003

• Garrido, J. A. et al. 2003. Novel in-plane gate devices on hydrogenated diamond surfaces. physica status solidi (a) 199(1), pp. 56-63. (10.1002/pssa.200303823)
• Snidero, E. et al. 2003. Influence of the postplasma process conditions on the surface conductivity of hydrogenated diamond surfaces. Journal of Applied Physics 93(5), pp. 2700-2704. (10.1063/1.1539922)
• Williams, O. A., Jackman, R. B., Nebel, C. and Foord, J. S. 2003. High carrier mobilities in black diamond. Semiconductor Science and Technology 18(3), pp. S77-S80. (10.1088/0268-1242/18/3/311)
• Williams, O. A. and Jackman, R. B. 2003. Surface conductivity on hydrogen terminated diamond. Semiconductor Science and Technology 18(3), pp. S34-S40. (10.1088/0268-1242/18/3/305)

2002

• Ye, H. T., Williams, O. A. and Jackman, R. B. 2002. Measurement of electrical activation energy in black CVD diamond using impedance spectroscopy. International Journal of Modern Physics B 16(28-29), pp. 4487-4492. (10.1142/S0217979202015674)
• Williams, O. A., Jackman, R. B. and Nebel, C. E. 2002. Hydrogenated black diamond: An electrical study. physica status solidi (a) 193(3), pp. 577-584. (10.1002/1521-396X(200210)193:3<577::AID-PSSA577>3.0.CO;2-U)
• Lansley, S. P., Williams, O. A., Ye, H., Rizvi, N., Whitfield, M. D., McKeag, R. D. and Jackman, R. B. 2002. Diamond-based 1-D imaging arrays. physica status solidi (a) 193(3), pp. 476-481. (10.1002/1521-396X(200210)193:3<476::AID-PSSA476>3.0.CO;2-1)
• Ye, H., Williams, O. A., Jackman, R. B., Rudkin, R. and Atkinson, A. 2002. Electrical conduction in polycrystalline CVD diamond: Temperature dependent impedance measurements. physica status solidi (a) 193(3), pp. 462-469. (10.1002/1521-396X(200210)193:3<462::AID-PSSA462>3.0.CO;2-L)
• Williams, O. A., Jackman, R. B., Nebel, C. and Foord, J. S. 2002. Black diamond: a new material for active electronic devices. Diamond and Related Materials 11(3-6), pp. 396-399. (10.1016/S0925-9635(02)00024-9)
• Nebel, C. E. et al. 2002. Low temperature properties of the p-type surface conductivity of diamond. Diamond and Related Materials 11(3-6), pp. 351-354. (10.1016/S0925-9635(01)00586-6)

2001

• Nebel, C. E. et al. 2001. Hydrogen-induced transport properties of holes in diamond surface layers. Applied Physics Letters 79(27), pp. 4541-4543. (10.1063/1.1429756)
• Sauerer, C., Ertl, F., Nebel, C. E., Stutzmann, M., Bergonzo, P., Williams, O. A. and Jackman, R. A. 2001. Low temperature surface conductivity of hydrogenated diamond. physica status solidi (a) 186(2), pp. 241-247. (10.1002/1521-396X(200108)186:2<241::AID-PSSA241>3.0.CO;2-1)
• Williams, O. A., Whitfield, M. D., Jackman, R. B., Foord, J. S., Butler, J. E. and Nebel, C. E. 2001. Formation of shallow acceptor states in the surface region of thin film diamond. Applied Physics Letters 78(22), pp. 3460-3462. (10.1063/1.1345806)
• Williams, O. A., Whitfield, M. D., Jackman, R. B., Foord, J. S., Butler, J. E. and Nebel, C. E. 2001. Carrier generation within the surface region of hydrogenated thin film polycrystalline diamond. Diamond and Related Materials 10(3-7), pp. 423-428. (10.1016/S0925-9635(00)00556-2)