Macquarie University Home Page Macquarie University ResearchOnline

Showing items 1 - 15 of 22.

Add to Quick Collection   All 22 Results

Sort:
 Add All Items to Quick Collection
Date: 2013
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/264348
Description: With in-built advantages (high quantum efficiency and room temperature photostability¹) for deployment in quantum technologies as a bright on-demand source of single photons, the nitrogen vacancy (NV)... More
Full Text: Full Text
Reviewed:Reviewed
Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/172598
Description: Here we report the size reduction and effects on nitrogen-vacancy centres in nanodiamonds by air oxidation using a combined atomic force and confocal microscope. The average height reduction of indivi... More
Reviewed:Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/169509
Description: We measure the lifetime distribution of NV centers inside diamond crystals of varying sizes and for nanodiamonds placed on distinct surfaces. Results show the emission is strongly influenced by crysta... More
Reviewed:Reviewed
Date: 2011
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/169584
Description: Biomedical imaging often involves the use of fluorophores, bright optical labels which enable observation of objects which are otherwise invisible. Conventional fluorophores include fluorescein, rhoda... More
Reviewed:Reviewed
Date: 2011
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/143219
Description: Colour centres in diamond are promising candidates as a platform for quantum technologies and biomedical imaging based on spins and/or photons. Controlling the emission properties of colour centres in... More
Full Text: Full Text
Reviewed:Reviewed
Date: 2011
Language: eng
Resource Type: book chapter
Identifier: http://hdl.handle.net/1959.14/142820
Description: Diamond is host to a wide variety of colour centres that show attractive optical and spin properties. Fluorescent defects in nanodiamonds are candidates for single-photon sources in quantum cryptograp... More
Date: 2011
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/158845
Description: We measure distributions of emission rates of single nitrogen vacancy color centers in nanodiamond crystals on distinct surfaces. Comparison to calculations shows emission is strongly influenced by di... More
Full Text: Full Text
Reviewed:Reviewed
Date: 2010
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/132283
Description: Nitrogen-vacancy colour centres in diamond can undergo strong, spin-sensitive optical transitions under ambient conditions, which makes them attractive for applications in quantum optics, nanoscale ma... More
Reviewed:Reviewed
Date: 2010
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/164975
Description: AFM (Atomic Force Microscopy) and OSP (Optical Surface Profiling) have been applied to measure the surfaces of spider silks – both radials and capture silks- at the nano- and micro-scale.
Reviewed:Reviewed
Date: 2009
Language: eng
Resource Type: conference paper
Identifier: http://hdl.handle.net/1959.14/130728
Description: We investigate emission of diamond nanocrystals containing nitrogen-vacancy (NV) centers within opal photonic crystals (PC). The PC exhibits a stopband that overlaps the NV photoluminescence spectrum.... More
Reviewed:Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/85134
Description: Atomic-force and Kelvin-probe microscopies were employed in ultrahigh vacuum to image the surface topography and contact potential of the hydrogen-terminated and unterminated surfaces of diamond. A va... More
Full Text: Full Text
Reviewed:Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/279811
Description: We present the first optical measurement of a single nitrogenvacancy (NV) center in a three-dimensional photonic crystal. The photonic crystal, fabricated by self-assembly of polystyrene microspheres,... More
Reviewed:Reviewed
Date: 2008
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/276777
Description: The photoluminescence of a single nickel–nitrogen NE8 color center in a diamond nanocrystal is investigated at room temperature under pulsed excitation by scanning confocal optical microscopy. Photon ... More
Reviewed:Reviewed
Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/22465
Description: We report the realization of a solid-state triggered single-photon source with narrow emission in the near infrared at room temperature. It is based on the photoluminescence of a single nickel–nitroge... More
Full Text: Full Text
Reviewed:Reviewed
Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/22467
Description: Nanodiamond crystals containing single color centers have been grown by chemical vapor deposition (CVD). The fluorescence from individual crystallites was directly correlated with crystallite size usi... More
Reviewed:Reviewed