All Stories

  1. Understanding the photonics of single color-center emission in a high-indexed nano-pillar

    Article • Journal of Applied Physics, August 2021, American Institute of Physics

    Stefania castelletto

  2. Cost and performance of CSP and PV plants of capacity above 100 MW operating in the United States of America

    Article • Renewable Energy Focus, August 2021, Elsevier

    Stefania castelletto

  3. Fluorescent Silicon Carbide Nanoparticles

    Article • Advanced Optical Materials, July 2021, Wiley

    Stefania castelletto

  4. Mechanism of Action of Chloroquine/Hydroxychloroquine for Covid-19 Infection

    Article • Coronaviruses, June 2021, Bentham Science Publishers

    Stefania castelletto

  5. Viral particle imaging by super-resolution fluorescence microscopy

    Article • Chemical Physics Impact, June 2021, Elsevier

    Stefania castelletto

  6. Silicon carbide single-photon sources: challenges and prospects

    Article • Materials for Quantum Technology, March 2021, Institute of Physics Publishing

    Stefania castelletto

  7. Concentrated Solar Power Solar Tower with Oversized Solar Field and Molten Salt Thermal Energy Storage Working at an Annual Average Capacity Factor of 95% in NEOM City

    Article • Energy Technology, February 2021, Wiley

    Stefania castelletto

  8. Fractal Graphene Patch Antennas and the THz Communications Revolution

    Article • IOP Conference Series Materials Science and Engineering, February 2021, Institute of Physics Publishing

    Stefania castelletto

  9. Advantages, limitations, and future suggestions in studying graphene-based desalination membranes

    Article • RSC Advances, January 2021, Royal Society of Chemistry

    Stefania castelletto

  10. Color Centers Enabled by Direct Femto-Second Laser Writing in Wide Bandgap Semiconductors

    Article • Nanomaterials, December 2020, MDPI AG

    Stefania castelletto

  11. Multi-focal laser fabrication of nitrogen vacancy centres in a bulk diamond

    Article • OSA Continuum, December 2020, Optical Society of America (OSA)

    Stefania castelletto

  12. Enclosed trough solar thermal power plant with thermal energy storage and saltwater condenser in Al Khobar, Kingdom of Saudi Arabia

    Article • Renewable Energy Focus, December 2020, Elsevier

    Stefania castelletto

  13. A Novel Hexagonal Beam Steering Electrowetting Device for Solar Energy Concentration

    Article • Micromachines, November 2020, MDPI AG

    Stefania castelletto

  14. Imaging with Nanometer Resolution Using Optically Active Defects in Silicon Carbide

    Article • Physical Review Applied, September 2020, American Physical Society (APS)

    Stefania castelletto

  15. Two-axis electrowetting liquid lens for beam steering

    Article • August 2020, SPIE

    Stefania castelletto

  16. Trends in performance factors of large photovoltaic solar plants

    Article • Journal of Energy Storage, August 2020, Elsevier

    Stefania castelletto

  17. A Preliminary Study of a Graphene Fractal Sierpinski Antenna

    Article • IOP Conference Series Materials Science and Engineering, June 2020, Institute of Physics Publishing

    Stefania castelletto

  18. Visible and Infrared Photoluminescence in Hexagonal Silicon Carbide by Direct Femtosecond Laser Writing

    Article • IOP Conference Series Materials Science and Engineering, June 2020, Institute of Physics Publishing

    Stefania castelletto

  19. Micro-manipulation of nanodiamonds containing NV centers for quantum applications

    Article • Diamond and Related Materials, June 2020, Elsevier

    Stefania castelletto

  20. Hexagonal boron nitride: a review of the emerging material platform for single-photon sources and the spin–photon interface

    Article • Beilstein Journal of Nanotechnology, May 2020, Beilstein Institut

    Stefania castelletto

  21. Silicon carbide color centers for quantum applications

    Article • Journal of Physics Photonics, March 2020, Institute of Physics Publishing

    Stefania castelletto

  22. Cost of wind energy generation should include energy storage allowance

    Article • Scientific Reports, February 2020, Springer Science + Business Media

    Stefania castelletto

  23. Nanoscale magnetic imaging enabled by nitrogen vacancy centres in nanodiamonds labelled by iron–oxide nanoparticles

    Article • Nanoscale, January 2020, Royal Society of Chemistry

    Stefania castelletto

  24. Laser writing of color centers in silicon carbide

    Article • December 2019, SPIE

    Stefania castelletto

  25. Integrated color centers in arrays of silicon carbide micropillars

    Article • December 2019, SPIE

    Stefania castelletto

  26. Low-Frequency Wind Energy Variability in the Continental Contiguous United States

    Article • Energies, December 2019, MDPI AG

    Stefania castelletto

  27. Deterministic placement of ultra-bright near-infrared color centers in arrays of silicon carbide micropillars

    Article • Beilstein Journal of Nanotechnology, December 2019, Beilstein Institut

    Stefania castelletto

  28. Nitrogen-vacancy centers in diamond for nanoscale magnetic resonance imaging applications

    Article • Beilstein Journal of Nanotechnology, November 2019, Beilstein Institut

    Stefania castelletto

  29. Author Correction: Chlorination disadvantages and alternative routes for biofouling control in reverse osmosis desalination

    Article • npj Clean Water, February 2019, Springer Science + Business Media

    Stefania castelletto

  30. Concentrating solar power tower technology: present status and outlook

    Article • Nonlinear Engineering, January 2019, De Gruyter

    Sarim Al Zubaidy, Stefania castelletto

  31. Chlorination disadvantages and alternative routes for biofouling control in reverse osmosis desalination

    Article • npj Clean Water, January 2019, Springer Science + Business Media

    Stefania castelletto

  32. Photoluminescence in hexagonal silicon carbide by direct femtosecond laser writing

    Article • Optics Letters, December 2018, Optical Society of America (OSA)

    Dr Brett Cameron Johnson, Stefania castelletto

  33. Hyperbolic metamaterial resonator–antenna scheme for large, broadband emission enhancement and single-photon collection

    Article • Journal of the Optical Society of America B, August 2018, Optical Society of America (OSA)

    Stefania castelletto

  34. Deposition method and performance of SiO2 as a dielectric material for beam steering electrowetting devices

    Article • Materials Research Express, July 2018, Institute of Physics Publishing

    Stefania castelletto

  35. Outlook for graphene-based desalination membranes

    Article • npj Clean Water, May 2018, Springer Science + Business Media

    Stefania castelletto

  36. Robust, tunable, and high purity triggered single photon source at room temperature using a nitrogen-vacancy defect in diamond in an open microcavity

    Article • Optics Express, March 2018, Optical Society of America (OSA)

    Stefania castelletto

  37. Superresolved Magnetic Imaging of Cells with Nanodiamonds

    Article • January 2018, Optical Society of America (OSA)

    Stefania castelletto

  38. Advances in diamond nanofabrication for ultrasensitive devices

    Article • Microsystems & Nanoengineering, October 2017, Springer Science + Business Media

    Stefania castelletto

  39. Fabrication of solar beam steering electrowetting devices—present status and future prospects

    Article • Journal of Physics D Applied Physics, September 2017, Institute of Physics Publishing

    Stefania castelletto

  40. Spin-manipulated nanoscopy for single nitrogen-vacancy center localizations in nanodiamonds

    Article • Light Science & Applications, May 2017, Springer Science + Business Media

    Stefania castelletto

  41. Silicon vacancy creation in SiC by proton beam writing

    Article • Materials Science Forum, May 2017, Trans Tech Publications

    Prof. Takeshi Ohshima, Prof. Yasuto YH Hijikata, Dr Brett Cameron Johnson, Stefania castelletto

  42. Fluorescent color centers in laser ablated 4H-SiC nanoparticles

    Article • Optics Letters, March 2017, Optical Society of America (OSA)

    Dr Brett Cameron Johnson, Stefania castelletto

  43. Integration of Single-Photon Emitters into 3C-SiC Microdisk Resonators

    Article • ACS Photonics, March 2017, American Chemical Society (ACS)

    Dr Brett Cameron Johnson, Stefania castelletto

  44. A review on single photon sources in silicon carbide

    Article • Reports on Progress in Physics, January 2017, Institute of Physics Publishing

    Dr Brett Cameron Johnson, Stefania castelletto

  45. Engineering Single Defects in Silicon Carbide Bulk, Nanostructures and Devices

    Article • Materials Science Forum, May 2016, Trans Tech Publications

    Dr Brett Cameron Johnson, Stefania castelletto

  46. Towards achieving strong coupling in three-dimensional-cavity with solid state spin resonance

    Article • Journal of Applied Physics, April 2016, American Institute of Physics

    Stefania castelletto

  47. Activation and control of visible single defects in 4H-, 6H-, and 3C-SiC by oxidation

    Article • Applied Physics Letters, January 2016, American Institute of Physics

    Dr Brett Cameron Johnson, Stefania castelletto

  48. Nanometric resolution magnetic resonance imaging methods for mapping functional activity in neuronal networks

    Article • MethodsX, January 2016, Elsevier

    Stefania castelletto

  49. Optoelectronics Modelling of Thin Film Solar Cells

    Article • January 2016, Springer Science + Business Media

    Stefania castelletto

  50. Studying Quantum Light Emission from Color Centers Embedded in Ultra-thin-Films SiC from Pulsed Laser Deposition

    Article • January 2016, Optical Society of America (OSA)

    Stefania castelletto

  51. Novel plasmonic materials to improve thin film solar cells efficiency

    Article • December 2015, SPIE

    Stefania castelletto

  52. Single-photon emitting diode in silicon carbide

    Article • Nature Communications, July 2015, Springer Science + Business Media

    Dr Brett Cameron Johnson, Stefania castelletto

  53. Towards Single Biomolecule Imaging via Optical Nanoscale Magnetic Resonance Imaging

    Article • Small, June 2015, Wiley

    Stefania castelletto

  54. Strong coupling between P 1 diamond impurity centers and a three-dimensional lumped photonic microwave cavity

    Article • Physical Review B, April 2015, American Physical Society (APS)

    Dr Maxim Goryachev, Stefania castelletto

  55. Lifetime investigation of single nitrogen vacancy centres in nanodiamonds

    Article • Optics Express, April 2015, Optical Society of America (OSA)

    Stefania castelletto

  56. Nanowires entangled photons can advance integrated quantum photonic circuits

    Article • Annalen der Physik, April 2015, Wiley

    Stefania castelletto

  57. Electrically Driven Quantum Light Sources

    Article • Advanced Optical Materials, March 2015, Wiley

    Stefania castelletto

  58. Addressing a single spin in diamond with a macroscopic dielectric microwave cavity

    Article • Applied Physics Letters, September 2014, American Institute of Physics

    Stefania castelletto

  59. Room Temperature Quantum Emission from Cubic Silicon Carbide Nanoparticles

    Article • ACS Nano, July 2014, American Chemical Society (ACS)

    Dr Brett Cameron Johnson, Stefania castelletto

  60. Single photon emission from ZnO nanoparticles

    Article • Applied Physics Letters, June 2014, American Institute of Physics

    Dr Brett Cameron Johnson, Stefania castelletto

  61. Effects of the hosting nano-environment modifications on NV centres fluorescence emission

    Article • Diamond and Related Materials, May 2014, Elsevier

    Stefania castelletto

  62. Quantum-confined single photon emission at room temperature from SiC tetrapods

    Article • Nanoscale, January 2014, Royal Society of Chemistry

    Stefania castelletto

  63. Fluorescent emission in different silicon carbide polytypes

    Article • December 2013, SPIE

    Dr Brett Cameron Johnson, Stefania castelletto

  64. Non-intrusive tunable resonant microwave cavity for optical detected magnetic resonance of NV centres in nanodiamonds

    Article • December 2013, SPIE

    Stefania castelletto

  65. On-Chip Manipulation of Single Photons from a Diamond Defect

    Article • Physical Review Letters, November 2013, American Physical Society (APS)

    Stefania castelletto

  66. A silicon carbide room-temperature single-photon source

    Article • Nature Materials, November 2013, Springer Science + Business Media

    Dr Brett Cameron Johnson, Stefania castelletto

  67. Nanodiamonds with silicon vacancy defects for nontoxic photostable fluorescent labeling of neural precursor cells

    Article • Optics Letters, October 2013, Optical Society of America (OSA)

    Stefania castelletto

  68. Silicon carbide: an advanced platform for next generation quantum devices

    Article • September 2013, SPIE

    Dr Brett Cameron Johnson, Stefania castelletto

  69. Thin multi-junction solar cells of III-V materials to advance solar energy harvesting

    Article • September 2013, SPIE

    Stefania castelletto

  70. Quantum Effects in Silicon Carbide Hold Promise for Novel Integrated Devices and Sensors

    Article • Advanced Optical Materials, August 2013, Wiley

    Dr Brett Cameron Johnson, Stefania castelletto

  71. Super-resolving single nitrogen vacancy centers within single nanodiamonds using a localization microscope

    Article • Optics Express, July 2013, Optical Society of America (OSA)

    Stefania castelletto

  72. Tracking emission rate dynamics of nitrogen vacancy centers in nanodiamonds

    Article • Applied Physics Letters, June 2013, American Institute of Physics

    Stefania castelletto

  73. Novel hypotheses for the genesis of hydrocarbon fuels from carbon and hydrogen

    Article • International Journal of Hydrogen Energy, May 2013, Elsevier

    Stefania castelletto

  74. Emission and Nonradiative Decay of Nanodiamond NV Centers in a Low Refractive Index Environment

    Article • ACS Nano, April 2013, American Chemical Society (ACS)

    Stefania castelletto

  75. NV center emission in a substrate free low index environment

    Article • March 2013, SPIE

    Stefania castelletto

  76. Multiple Semiconductors Thin Film Solar Cells

    Article • Nanoscience and Nanotechnology Letters, January 2013, American Scientific Publishers

    Stefania castelletto

  77. Noble Metal Nanoparticles in Thin Film Solar Cells

    Article • Nanoscience and Nanotechnology Letters, January 2013, American Scientific Publishers

    Stefania castelletto

  78. Fabrication of single photon centres in silicon carbide

    Article • December 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Brett Cameron Johnson, Stefania castelletto

  79. Phonon-induced dephasing of chromium color centers in diamond

    Article • Physical Review B, November 2012, American Physical Society (APS)

    Stefania castelletto

  80. Frontiers in diffraction unlimited optical methods for spin manipulation, magnetic field sensing and imaging using diamond nitrogen vacancy defects

    Article • Nanophotonics, November 2012, De Gruyter

    Stefania castelletto

  81. Production of Multiple Diamond-Based Single-Photon Sources

    Article • IEEE Journal of Selected Topics in Quantum Electronics, November 2012, Institute of Electrical & Electronics Engineers (IEEE)

    Stefania castelletto

  82. 680-890nm spectral range of nickel-nitrogen and nickel-silicon complex single centres in diamond

    Article • October 2012, SPIE

    Stefania castelletto

  83. Novel techniques to improve the light harvesting of thin film solar cells

    Article • October 2012, SPIE

    Stefania castelletto

  84. Radiative and nonradiative decay rates in chromium-related centers in nanodiamonds

    Article • Optics Letters, October 2011, Optical Society of America (OSA)

    Stefania castelletto

  85. Nanoscopic localisation and characterisation of nanoparticle embedded photonic materials

    Article • August 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Stefania castelletto

  86. Wide-range electrical tunability of single-photon emission from chromium-based colour centres in diamond

    Article • New Journal of Physics, July 2011, Institute of Physics Publishing

    Stefania castelletto

  87. Diamond-based single-photon emitters

    Article • Reports on Progress in Physics, June 2011, Institute of Physics Publishing

    Dr Chun-Hsu Su, Stefania castelletto

  88. Towards hybrid diamond optical devices

    Article • June 2011, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Brett Cameron Johnson, Stefania castelletto

  89. Engineering chromium-related single photon emitters in single crystal diamonds

    Article • New Journal of Physics, April 2011, Institute of Physics Publishing

    Dr Brett Cameron Johnson, Stefania castelletto

  90. Diamond-based structures to collect and guide light

    Article • New Journal of Physics, February 2011, Institute of Physics Publishing

    Stefania castelletto

  91. Novel Single Photon Emitters Based on Color Centers in Diamond

    Article • January 2011, American Institute of Physics

    Stefania castelletto

  92. Imaging and Quantum-Efficiency Measurement of Chromium Emitters in Diamond

    Article • Physical Review Letters, November 2010, American Physical Society (APS)

    Dr Brett Cameron Johnson, Stefania castelletto

  93. 21^st-Century Applications of Nanodiamonds

    Article • Optics and Photonics News, September 2010, Optical Society of America (OSA)

    Marcus Doherty, Stefania castelletto

  94. Impurities in diamond: a new revival for quantum optics

    Article • August 2010, SPIE

    Dr Chun-Hsu Su, Stefania castelletto

  95. Towards all-diamond optical devices

    Article • June 2010, Institute of Electrical & Electronics Engineers (IEEE)

    Stefania castelletto

  96. Photophysics of chromium-related diamond single-photon emitters

    Article • Physical Review A, April 2010, American Physical Society (APS)

    Stefania castelletto

  97. Chromium single-photon emitters in diamond fabricated by ion implantation

    Article • Physical Review B, March 2010, American Physical Society (APS)

    Dr Brett Cameron Johnson, Stefania castelletto

  98. Low-temperature optical characterization of a near-infrared single-photon emitter in nanodiamonds

    Article • New Journal of Physics, November 2009, Institute of Physics Publishing

    Stefania castelletto

  99. Two-Level Ultrabright Single Photon Emission from Diamond Nanocrystals

    Article • Nano Letters, August 2009, American Chemical Society (ACS)

    Stefania castelletto

  100. Enhanced single-photon emission in the near infrared from a diamond color center

    Article • Physical Review B, June 2009, American Physical Society (APS)

    Stefania castelletto

  101. Correlated imaging visibility using a parametric downconversion source seeded with partially coherent stimulation

    Article • Journal of the Optical Society of America B, May 2009, Optical Society of America (OSA)

    Stefania castelletto

  102. Heralded single photon sources: a route towards quantum communication technology and photon standards

    Article • The European Physical Journal Applied Physics, March 2008, EDP Sciences

    Stefania castelletto

  103. Comparison of photon counting and analog techniques for the measurement of photon pair generation in a PPLN waveguide

    Article • Journal of the Optical Society of America B, December 2007, Optical Society of America (OSA)

    Stefania castelletto

  104. Ghost imaging with intense entangled fields

    Article • September 2007, SPIE

    Stefania castelletto

  105. Modeling of classical ghost images formed using pseudo-thermal light sources

    Article • September 2007, SPIE

    Stefania castelletto

  106. Modelling of classical ghost images obtained using scattered light

    Article • New Journal of Physics, August 2007, Institute of Physics Publishing

    Stefania castelletto

  107. Ghost imaging with intense fields from chaotically seeded parametric downconversion

    Article • Optics Letters, April 2007, Optical Society of America (OSA)

    Stefania castelletto

  108. Introduction

    Article • Journal of Modern Optics, January 2007, Taylor & Francis

    Stefania castelletto

  109. Reduced deadtime and higher rate photon-counting detection using a multiplexed detector array

    Article • Journal of Modern Optics, January 2007, Taylor & Francis

    Stefania castelletto

  110. Implementing a Multiplexed System of Detectors for Higher Photon Counting Rates

    Article • IEEE Journal of Selected Topics in Quantum Electronics, January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Stefania castelletto

  111. Achieving higher photon counting rates using multiplexed detectors

    Article • August 2006, SPIE

    Stefania castelletto

  112. Degenerate parametric down-conversion at 1570 nm by periodically poled lithium niobate waveguide: a route to single photon source and photon entanglement

    Article • April 2006, SPIE

    Stefania castelletto

  113. Optimizing single-photon-source heralding efficiency and detection efficiency metrology at 1550 nm using periodically poled lithium niobate

    Article • Metrologia, March 2006, Institute of Physics Publishing

    Stefania castelletto

  114. Spatial and spectral mode selection of heralded single photons from parametric down-conversion in bulk and PPLN

    Article • August 2005, SPIE

    Stefania castelletto

  115. Radiometric reference for weak radiations: comparison of methods

    Article • Metrologia, May 2005, Institute of Physics Publishing

    Stefania castelletto

  116. Two-Photon Mode Preparation and Matching Efficiency: Definition, Measurement, and Optimization

    Article • IEEE Transactions on Instrumentation and Measurement, April 2005, Institute of Electrical & Electronics Engineers (IEEE)

    Stefania castelletto

  117. Comment on “Quantum dense key distribution”

    Article • Physical Review A, January 2005, American Physical Society (APS)

    Stefania castelletto

  118. Spatial and spectral mode selection of heralded single photons from pulsed parametric down-conversion

    Article • Optics Express, January 2005, Optical Society of America (OSA)

    Stefania castelletto

  119. Measurement of coupling PDC photon sources with single-mode and multimode optical fibers

    Article • October 2004, SPIE

    Stefania castelletto

  120. On the measurement of two-photon single-mode coupling efficiency in parametric down-conversion photon sources

    Article • New Journal of Physics, July 2004, Institute of Physics Publishing

    Stefania castelletto

  121. BAYESIAN APPROACH TO QUANTUM STATE TOMOGRAPHY

    Article • July 2004, World Scientific Pub Co Pte Lt

    Stefania castelletto

  122. Two-photon single mode coupling efficiency: definition, measurement, optimization.

    Article • June 2004, Institute of Electrical & Electronics Engineers (IEEE)

    Stefania castelletto

  123. Quantum dense key distribution

    Article • Physical Review A, March 2004, American Physical Society (APS)

    Stefania castelletto

  124. Experimental eavesdropping attack against Ekert’s protocol based on Wigner’s inequality

    Article • Physical Review A, September 2003, American Physical Society (APS)

    Stefania castelletto

  125. Status of a multiplexed single photon on-demand source

    Article • August 2003, SPIE

    Stefania castelletto

  126. Modified Wigner inequality for secure quantum-key distribution

    Article • Physical Review A, April 2003, American Physical Society (APS)

    Stefania castelletto

  127. Quantum and classical noise in practical quantum-cryptography systems based on polarization-entangled photons

    Article • Physical Review A, February 2003, American Physical Society (APS)

    Stefania castelletto

  128. Single photon source with individualized single photon certifications

    Article • December 2002, SPIE

    Stefania castelletto

  129. Tailoring single-photon and multiphoton probabilities of a single-photon on-demand source

    Article • Physical Review A, November 2002, American Physical Society (APS)

    Stefania castelletto

  130. Intercomparison of a correlated-photon-based method to measure detector quantum efficiency

    Article • Applied Optics, May 2002, Optical Society of America (OSA)

    Stefania castelletto

  131. A STATISTICAL MODEL FOR THE ANALYSIS OF SINGLE-PHOTON COUNTS

    Article • March 2001, World Scientific Pub Co Pte Lt

    Stefania castelletto

  132. Quantum non-demolition measurement of the photon number: an application to radiometry

    Article • Journal of Optics B Quantum and Semiclassical Optics, February 2001, Institute of Physics Publishing

    Stefania castelletto

  133. Quantum efficiency and dead time of single-photon counting photodiodes: a comparison between two measurement techniques

    Article • Metrologia, October 2000, Institute of Physics Publishing

    Stefania castelletto

  134. Theoretical aspects of photon number measurement

    Article • Metrologia, October 2000, Institute of Physics Publishing

    Stefania castelletto

  135. Towards an uncertainty budget in quantum-efficiency measurements with parametric fluorescence

    Article • Metrologia, October 2000, Institute of Physics Publishing

    Stefania castelletto

  136. NON-DEMOLITIVE PHOTON NUMBER MEASUREMENT VIA χ(2) NONLINEARITY

    Article • International Journal of Modern Physics B, November 1999, World Scientific Pub Co Pte Lt

    Stefania castelletto

  137. Measurement of the quantum efficiency of photodetectors by parametric fluorescence

    Article • Metrologia, August 1998, Institute of Physics Publishing

    Stefania castelletto

  138. Parametric amplification for radiance measurements

    Article • Metrologia, August 1998, Institute of Physics Publishing

    Stefania castelletto

  139. Luminous and photon standards by trap detectors

    Article • IEEE Transactions on Instrumentation and Measurement, January 1998, Institute of Electrical & Electronics Engineers (IEEE)

    Stefania castelletto

  140. Biphoton fields for quantum-efficiency measurements

    Article • Metrologia, December 1995, Institute of Physics Publishing

    Stefania castelletto