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
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)
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)
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.
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)
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)
48. Complex 3-dimensional microscale structures for quantum sensing applications
B. Blankenship†, Z. Jones†, N. Zhao, H. Singh, A. Sarkar, R. Li, E. Suh, A. Chen, C. Grigoropoulos*, A. Ajoy* [PDF] [SI]
arXiv:2307.15233 — Nano. Lett. 23, 9272 (2023)
Spotlighted by Berkeley Engineering: Researchers demonstrate new 3D printing technique for quantum sensors.
44. Rapidly enhanced spin polarization injection in an optically pumped spin ratchet
A. Sarkar, B. Blankenship, E. Druga, A. Pillai, R. Nirodi, S. Singh, A. Oddo, P. Reshetikhin, A. Ajoy* [PDF] [SI]
arXiv:2112.07223 — Phys. Rev. Applied 18, 034079 (2022).
21. Wide dynamic range magnetic field cycler: Harnessing quantum control at low and high fields
YouTube video highlighting "Wide dynamic field cycling".
YouTube video highlighting "Printing coils for NMR".
A. Ajoy*, X. Lv, E. Druga, K. Liu, B. Safvati, A. Morabe, M. Fenton, R. Nazaryan, S. Patel, T. Sjolander, J. Reimer, D Sakellariou, C. Meriles and A. Pines [PDF]
arXiv:1808.06124 — Rev. Sci. Instru. 90, 013112 (2019)