Featured Publications
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High-sensitivity multichannel zero-to-ultralow field NMR with atomic magnetometer arrays
B. Andrews, et al. PNAS Nexus 4, 6 (2025)
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Enhanced Reactivity at the Oil-Water Interface Accelerates the Synthesis of Zymonic Acid in Microemulsions
B. Wallace, et al. Chem. Sci. (in press) (2025).
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Experimental observation of a time rondeau crystal: Temporal Disorder in Spatiotemporal Order
L. Moon, et al. Nature Physics (in press) (2025)
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Nanoscale engineering and dynamical stabilization of mesoscopic spin textures
K. Harkins, et al. Science Advances 11, 13, eadn9021 (2025)
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Room-temperature quantum sensing with photoexcited triplet electrons in organic crystals
H. Singh, et al. Phys. Rev. Research 7, 013192 (2025)
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Complex 3-dimensional microscale structures for quantum sensing applications
B. Blankenship, et al. Nano. Lett. 23, 9272 (2023)
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High-Field Magnetometry with Hyperpolarized Nuclear Spins
O, Sahin, et al. Nature Comm 13, 5486 (2022)
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Electron induced nanoscale nuclear spin relaxation probed by hyperpolarization injection
W. Beatrez, et al. Phys. Rev. Lett. 131, 010802 (2023)
Our Work Has Been Featured In
68. High-Speed, High-Memory NMR Spectrometer and Hyperpolarizer
L. J. I. Moon†, W. Beatrez†, J. Ball, J. Mercade, M. Elo, A. Singh, E. Druga, A. Ajoy [PDF]
Journal of Magnetic Resonance (in press) (2025).
67. High-sensitivity multichannel zero-to-ultralow field NMR with atomic magnetometer arrays
B. Andrews†, M. Lai†, Z. Wang, N. Kato, M. Tayler, E. Druga, A. Ajoy [PDF]
arXiv:2407.00929 — PNAS Nexus 4, 6 (2025)
66. Modulator-Assisted Local Control of Quantum Battery via Zeno Effect
S. Xie, M. Sajjan, A. Ajoy, S. Kais [PDF]
arXiv:2506.18276
65. Constructive interference at the edge of quantum ergodic dynamics
Google Quantum AI and Collaborators [+ C. Zhang, C. Bengs, A. Ajoy] [PDF]
arXiv:2506.10191 — Nature (in press) (2025)
64. Quantum Sensing of Paramagnetic Analytes by Nanodiamonds in Levitated Microdroplets and Aqueous Solutions
E Brown, Z. Jones, A. Sarkar, B. Wallace, A. Ajoy*, K. Wilson* [PDF]
chemArXiv (2025)
63. Fundamental bounds on many-body spin cluster intensities
C. Bengs†, C. Zhang†, A. Ajoy [PDF]
arXiv:2412.08796 — J. Chem. Phys. 162, 214108 (2025)
62. Enhanced Reactivity at the Oil-Water Interface Accelerates the Synthesis of Zymonic Acid in Microemulsions
B. Wallace, M. Makhnun, R. Bachnak, P. Kim, M. Ahmed, C. Dutcher, K. Wilson*, A.Ajoy* [PDF]
chemArXiv (2025) — Chem. Sci. (in press) (2025).
61. Experimental observation of a time rondeau crystal: Temporal Disorder in Spatiotemporal Order
L. J. I. Moon†, P. M. Schindler†, Y. Sun, E. Druga, J. Knolle, R. Moessner, H. Zhao, M. Bukov, A. Ajoy [PDF]
arXiv:2404.05620 — Nature Physics (in press) (2025)
60. Electronic Spin Relaxation and Clustering in High-Pressure High-Temperature Synthesized Microcrystalline Diamond Particles with Reduced Nitrogen Content
N. Nunn, S. Milikisiyants, M. Torelli, A. Healey, R. Styles, B. Johnson, J-P. Tetienne, P. Reineck, C. Long, T. Dumm, A. Dalis, H. Abe, T. Ohshima, L. Moon, E. Druga, A. Ajoy, A.I. Shames, A. Smirnov, O. Shenderova [PDF]
Journal of Physical Chemistry C 129, 7493 (2025).
59. Nanoscale engineering and dynamical stabilization of mesoscopic spin textures
K. Harkins†, C. Fleckenstein†, N. D'Souza†, P. M. Schindler†, D. Marchiori†, C. Artiaco, Q. Reynard-Feytis, U. Basumallick, W. Beatrez, A. Pillai, M. Hagn, A. Nayak, S. Breuer, X. Lv, M. McAllister, P. Reshetikhin, E. Druga, M. Bukov, A. Ajoy [PDF][SI]
arXiv:2310.05635 — Science Advances 11, 13, eadn9021 (2025)
58. Cryogenic field-cycling instrument for optical NMR hyperpolarization studies
N. D'Souza†, K. A. Harkins†, C. Selco, U. Basumallick, S. Breuer, Z. Zhang, P. Reshetikhin, M. Ho, A. Nayak, M. McAllister, E. Druga, D. Marchiori, A. Ajoy [PDF]
arXiv:2412.164715 — Journal of Magnetic Resonance 375, 107874 (2025).
Selected as the Journal Cover Article in J. Magn. Res.
57. Room-temperature quantum sensing with photoexcited triplet electrons in organic crystals
H. Singh, N. D'Souza, K. Zhong, E. Druga, J. Oshiro, B. Blankenship, J. A. Reimer, J. D. Breeze, A. Ajoy [PDF]
arXiv:2402.13898 — Phys. Rev. Research 7, 013192 (2025)
56. Optically Detected Magnetic Resonance Imaging and Sensing Within Functionalized Additively Manufactured Microporous Structures
B. W. Blankenship†, Y. Rho†, Z. Jones, T. Meier, R. Li, E. Druga, H. Singh, X. Xia, A. Ajoy*, C. P. Grigoropoulos* [PDF]
arXiv:2502.16434
55. High-precision chemical quantum sensing in flowing monodisperse microdroplets
A. Sarkar†, Z. Jones†, M. Parashar, E. Druga, A. Akkiraju, S. Conti, P. Krishnamoorthi, S. Nachuri, P. Aman, M. Hashemi, N. Nunn, M. Torelli, B. Gilbert, K. R. Wilson, O. Shenderova, D. Tanjore, A. Ajoy [PDF] [SI]
arXiv:2404.19313 — Science Advances 10, 50 (2024)
54. High sensitivity pressure and temperature quantum sensing in organic crystals
H. Singh, N. D'Souza, J. Garrett, A. Singh, B. Blankenship, E. Druga, R. Montis, L. Tan, A. Ajoy [PDF]
arXiv:2410.10705
53. Anomalously extended Floquet prethermal lifetimes and applications to long-time quantum sensing
K. A. Harkins†, C. Selco†, C. Bengs, D. Marchiori, L. J. I. Moon, Z. R. Zhang, A. Yang, A. Singh, E. Druga, Y. Q. Song, A. Ajoy [PDF]
arXiv:2410.09028
52. Discrete Time Crystal Sensing with Nuclear Spins in Diamond
L. J. I. Moon†, P. M. Schindler†, R. J. Smith†, E. Druga, Z. R. Zhang, M. Bukov, A. Ajoy [PDF]
arXiv:2410.05625
51. Spatially Resolved Quantum Sensing with High-Density Bubble-Printed Nanodiamonds
B. Blankenship, J. Li, Z. Jones, M. Parashar, N. Zhao, H. Singh, R. Li, S. Arvin, A. Sarkar, R. Yang, T. Meier, Y. Rho, A. Ajoy*, C. Grigoropoulos* [PDF] [SI]
Nano. Lett. 24, 9711 (2024)
50. Roadmap on Nanoscale Magnetic Resonance Imaging
R. Budakian, A. Finkler, A. Eichler, M. Poggio, C. Degen, S. Tabatabaei, I. Lee, C. Hammel, E. Polzik, T. Taminiau, R. Walsworth, P. London, A. Jayich, A. Ajoy, A. Pillai, J. Wrachtrup, F. Jelezko, Y. Bae, A. Heinrich, C. Ast, P. Bertet, P. Cappellaro, C. Bonato, Y. Altmann, E. Gauger [PDF]
arXiv:2312.08841 — Nanotechnology 35, 412001 (2024)
49. Electron-to-nuclear spectral mapping via "Galton board" dynamic nuclear polarization
A. Pillai, M. Elanchezhian, T. Virtanen, S. Conti, A. Ajoy* [PDF]
arXiv:2110.06826 — J. Chem. Phys. 159, 154201 (2023)
Selected as the Journal Cover Article in J. Chem. Phys.
Selected as the Editors' Featured Article in J. Chem. Phys.