activity
20102022
most citedNano-fabricated solid immersion lenses registered to single emitters in diamond

130 citations · 241 across the 5 of their papers we have counts for

collaborators

7 papers

physics.optics202222 cited

Enhanced light collection from a gallium nitride color center using a near index-matched solid immersion lens

S. G. Bishop, J. P. Hadden, R. Hekmati +3

Among the wide-bandgap compound semiconductors, gallium nitride is the most widely available material due to its prevalence in the solid state lighting and high-speed/high-power el…

quant-ph2021

On-chip single-photon subtraction by individual silicon vacancy centers in a laser-written diamond waveguide

Michael K. Koch, Michael Hoese, Vibhav Bharadwaj +6

Modifying light fields at single-photon level is a key challenge for upcoming quantum technologies and can be realized in a scalable manner through integrated quantum photonics. La…

physics.optics2020

An integrated magnetometry platform with stackable waveguide-assisted detection channels for sensing arrays

Michael Hoese, Michael K. Koch, Vibhav Bharadwaj +8

The negatively-charged NV-center in diamond has shown great success in nanoscale, high-sensitivity magnetometry. Efficient fluorescence detection is crucial for improving the s…

physics.optics202057 cited

Quantum micro-nano devices fabricated in diamond by femtosecond laser and ion irradiation

Shane M. Eaton, J. P. Hadden, Vibhav Bharadwaj +12

Diamond has attracted great interest as a quantum technology platform thanks to its optically active nitrogen vacancy center (NV). The NV's ground state spin can be read out optica…

quant-ph2019

Influence of nanostructuring on silicon vacancy center spins in diamond pillars

Thomas Lutz, Tamiko Masuda, John P. Hadden +4

Color centers in diamond micro and nano structures are under investigation for a plethora of applications. However, obtaining high quality color centers in small structures is chal…

physics.optics201732 cited

Polarized micro-Raman studies of femtosecond laser written stress-induced optical waveguides in diamond

B. Sotillo, A. Chiappini, V. Bharadwaj +7

Understanding the physical mechanisms of the refractive index modulation induced by femtosecond laser writing is crucial for tailoring the properties of the resulting optical waveg…