Diamond photonics platform enabled by femtosecond laser writing
Belen Sotillo, Vibhav Bharadwaj, J. P. Hadden, Masaaki Sakakura,, Andrea Chiappini, Toney Teddy Fernandez, Stefano Longhi, Ottavia Jedrkiewicz,, Yasuhiko Shimotsuma, Luigino Criante, Roberto Osellame, Gianluca Galzerano,, Maurizio Ferrari, Kiyotaka Miura, Roberta Ramponi
TL;DR
This paper presents a novel method for creating buried optical waveguides in diamond using femtosecond laser writing, preserving nitrogen vacancy centers for quantum applications.
Contribution
First demonstration of buried optical waveguides in diamond with femtosecond laser writing, maintaining NV center properties for quantum technologies.
Findings
Successful fabrication of buried waveguides in diamond.
Preservation of nitrogen vacancy center properties.
Potential applications in quantum sensing and information.
Abstract
We demonstrate the first buried optical waveguides in diamond using focused femtosecond laser pulses. The properties of nitrogen vacancy centers are preserved in the waveguides, making them promising for diamond-based magnetometers or quantum information systems.
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