MACQUARIE UNIVERSITY, DEPARTMENT OF PHYSICS

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MACQUARIE UNIVERSITY, DEPARTMENT OF
PHYSICS RESEARCH Diamond Growth
Plasma growth
Nucleation
H2/CH4
Scratch with nanodiamond powder (combined with
other materials?)
Continuous diamond film
CVD enables

• Control of diamond density
• Control of crystal size
• Control of dopant concentration

Isolated diamond crystals
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MACQUARIE UNIVERSITY, DEPARTMENT OF
PHYSICS RESEARCH Single photon sources in
diamond
Photoluminescence spectra (Room T)
637 nm - NV
NV
740 nm - SiV
Si
SiV
800 nm - Ni
NE8

• Advantages (eg. over Qdots/molecules )
• Diamond colour centres are
• ROOM TEMPERATURE Photostable

- Non-cytotoxic
A. M . Schrand, et al. J. Phys. Chem. B Lett.
111, 2 (2007).
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MACQUARIE UNIVERSITY, DEPARTMENT OF
PHYSICS RESEARCH Measurement AFM, SEM and
Fluorescence
Confocal Fluorescence map
Height map
Nanodiamonds
50 nm diamonds
Confocal fluorescence
30 X 30 mm