Recent Publications 1. Aharonovich, S. Castelletto, D. Simpon, A. Greentree, S. Prawer, Progress on Single Photon Sources in diamond, accepted in Reports on Progress in Physics on the 12th March 2011 2. Aharonovich, S. Castelletto, B.C. Johnson, J. C. McCallum, S. Prawer, Engineering chromium related single photon emitters in single crystal diamond, to appear on New Journal of Physics and invited to special issue on Focus on Diamond-Based Photonics and Spintronics. 3. S. Castelletto, J. P. Harrison, L. Marseglia, A. C. Stanley-Clarke, B. C. Gibson, B. A. Fairchild, J. P. Hadden, Y.-L. D. Ho, M. P. Hiscocks, K. Ganesan, S. T. Huntington, F. Ladouceur, A. D. Greentree, S. Prawer, J. L. O’Brien and J. G. Rarity, Diamond-based structures to collect and guide light, New Journal of Physics 13 (2011) 025020 doi: 10.1088/1367-2630/13/2/025020, invited to special issue on Focus on DiamondBased Photonics and Spintronics. 4. S. Castelletto, I. Aharonovich, B. C. Gibson, B.C. Johnsons and S. Prawer, Imaging and Quantum-Efficiency Measurement of Chromium Emitters in Diamond, Physical Review Letters 105, 217403 (2010). 5. I. Aharonovich, S. Castelletto, B.C. Johnson, J. C. McCallum, D. A. Simpson, A. D. Greentree and S. Prawer, Chromium single-photon emitters in diamond fabricated by ion implantation, Physical Review B 81, 121201(R) (2010) 6. I. Aharonovich, S. Castelletto, B. C. Johnson, J. C. McCallum, D. A. Simpson, A. D. Greentree and S Prawer, Photophysics of novel diamond based single photon emitters Physical Review A 81, 043813 (2010) 7. P. Siyushev, V. Jacques, I. Aharonovich, F. Kaiser, T. Müller, L. Lombez, M. Atatüre, S. Castelletto, S. Prawer, F. Jelezko and J. Wrachtrup, Low-temperature optical characterization of near infrared single-photon emitter in nanodiamonds, New Journal of Physics, 11 113029 (2009) 8. I. Aharonovich, S. Castelletto, D A Simpson, A. Stacey, J. McCallum, A. D. Greentree, S. Prawer, Two-Level Ultrabright Single Photon Emission from Diamond Nanocrystals, Nano Letters 9, 3191-5, (2009) 9. I. Aharonovich, C. Zhou, A. Stacey, J. Orwa, S. Castelletto, D. Simpson, A.D. Greentree, F. Treussart, J.F. Roch, and S. Prawer, Enhanced single-photon emission in the near infrared from a diamond color center, Physical Review B, 79, 235316 (2009) 10. S. Castelletto, A. Roberts, R.E. Scholten, Correlated imaging visibility using a parametric down conversion source seeded with partially coherent stimulation, Journal of the Optical Society of America B 26, 6, 1221–1227 (2009). 11. S. Castelletto, R.E. Scholten, Heralded Single Photon Sources: a route towards quantum communication technology and photon standards, European Physics Journal Applied Physics 41, 181-194 (2008). 12. S. Castelletto, I. P. Degiovanni, V. Schettini, Tommaso Del Rosso, Giancarlo Margheri, Leonardo Papi, Stefano Sottini, Comparison of photon counting and analog techniques for the measurement of photon pairs generation in PPLN Waveguide, Journal of the Optical Society of America B, 25, 7-14 (2008) 13. S. Crosby, S. Castelletto, C. Aruldoss, R. E. Scholten and A. Roberts, Modelling of classical ghost images obtained using scattered light, New Journal of Physics 9, 285 (2007) 14. V. Schettini, Sergey V. Polyakov, I P Degiovanni, G Brida, S Castelletto, and A. Migdall, Implementing a multiplexed system of detectors for higher photon counting rates, IEEE Journal of Selected Topics in Quantum Electronics 13, 978-983 (2007) 15. E. Puddu, A. Andreoni, I. Degiovanni M. Bondani, S. Castelletto, Ghost imaging with intense fields from chaotically-seeded parametric down-conversion, Optics Letters 32,9, 1132-34 (2007) 16. IP Degiovanni, S Castelletto, E Puddu, M Bondani, A Andreoni, Ghost imaging with intense correlated light, International Journal of Quantum Information 5, 1-2 , 33-36 (2007) 17. S. Castelletto, I. P. Degiovanni, V. Schettini, A. Migdall, Reduced Deadtime and Higher Rate Photon-Counting Detection using a Multiplexed Detector Array, Special Issue of Journal of Modern Optics 54, 2-3,337-352 (2007) 18. J. Y. Cheung, A. Migdall, and S. Castelletto, Introduction to Special Issue on SinglePhoton: Sources, detectors, applications and measurement methods, Journal of Modern Optics 54, 2-3, 137-139 (2007) 19. S. Castelletto, I. P. Degiovanni, V. Schettini, A. Migdall, Optimizing single-photon-source heralding efficiency at 1550 nm using periodically poled lithium niobate, Metrologia, 43, 1-5 (2006) Recent Conference papers 20. S. Castelletto, I. Aharonovich, B. C. Gibson, B. C. Johnson and S. Prawer, Emission dipole imaging in diamond single emitters, Proceedings of the 19th Australian Institute of Physics Congress, Melbourne (2010) 21. S Tomljenovic-hanic, I Aharonovich, S Castelletto, B Fairchild, K Ganesan, B Gibson, A Greentree, J Orwa, S Rubanov, D Simpson, A stacey, S Prawer, Towards All-Diamond Optical Devices, 12th International Conference on Transparent Optical Networks, ICTON, 1-4, IEEE (Chennai) (2010) 22. I. Aharonovich, S. Castelletto and S. Prawer, Novel Single Photon Emitters Based On Color Centers In Diamond, ICPS 30 Proceedings, 30th International Conference on the Physics of semiconductor, Korea (2010) 23. S. Castelletto, I. Aharonovich, C.H. Su, A. D. Greentree, S. Prawer, Impurities in diamond: new sources for quantum information, Proceedings SPIE 7815, 78150C, doi:10.1117/12.865609 (2010) 24. S. Castelletto, R. Lowden, R. Scholten, A. Roberts, Seeded Parametric Downconversion for Quantum Ghost Imaging, Conference Paper, Quantum-Atom Optics Downunder (QAO), Wollongong, Australia (2007). 25. S. C. Crosby, S. Castelletto, R.E. Scholten and A. Roberts, Effect of spatial coherence of a pseudo-thermal beam on classical ghost-imaging experiments, Proceedings of the 17th National Congress of the Australian Institute of Physics, Brisbane (2006) 26. A. Andreoni, E. Puddu, I. P. Degiovanni, M. Bondani, S. Castelletto, Ghost imaging with intense entangled fields, Proceedings SPIE, 6710, 671003, doi:10.1117/12.732346, (2007) 27. S. Crosby, S. Castelletto, A. Roberts, R. Scholten, Modelling of classical ghost images formed using pseudo-thermal light sources, Proceedings SPIE, 6710, 671002 doi:10.1117/12.732246, (2007) 28. E. Puddu, A. Andreoni, I. Degiovanni, M. Bondani, S. Castelletto, Ghost Imaging Protocol with Intense Correlated Fields for Efficient Encryption, Advances in Foundations of Quantum Mechanics and Quantum Information with atoms and photons , International Journal of Quantum Information, Turin, Italy (2006). 29. S. Castelletto, I. Degiovanni, A. Migdall, S. Polyakov, V. Schettini, Achieving higher photon counting rates using multiplexed detectors, Proceedings SPIE, 6305, 63050R (2006). 30. S. Castelletto, I.P. Degiovanni, V. Schettini, T. Del Rosso, G. Margheri, S. Sottini, Parametric down-conversion of photons at 1550 nm by laboratory prototype periodically poled lithium niobate bulk and waveguide: a route to single photon source and photon entanglement, Proceedings SPIE 6183, 618317 (2006) Other publications 31. S. Castelletto, I. Aharonovich and S. Prawer, Novel single-photon emitters, SPIE News room, 18 February 2011, doi: 10.1117/2.1201101.003506. 32. A.D. Greentree, I. Aharonovich, S. Castelletto, M.W. Doherty, L.P. McGuinness and D.A. Simpson, 21st-Century Applications of Nanodiamonds, OPN Optics and Photonics News 21, 9, 20-25 (2010)