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33. Imaging Sequences for Hyperpolarized Solids
33. Imaging Sequences for Hyperpolarized Solids

X. Lv, J. Walton, E. Druga, R. Nazaryan, H. Mao, A. Pines, A. Ajoy, J.A. Reimer [PDF]
Molecules 2021, 26(1), 133

32. High temperature annealing enhanced diamond 13C hyperpolarization at room temperature
32. High temperature annealing enhanced diamond 13C hyperpolarization at room temperature

M. Gierth, V. Krespach, A. I. Shames, P. Raghavan, E. Druga, N. Nunn, M. Torelli, R. Nirodi, S. Le, R. Zhao, A. Aguilar, X. Lv, M. Shen, C. A. Meriles, J. A. Reimer, A. Zaitsev, A. Pines, O. Shenderova, and A. Ajoy* [PDF]
arXiv:1911.03322 — Advanced Quantum Technologies 2000050 (2020) .

31. Dynamical decoupling in interacting systems: applications to signal-enhanced hyperpolarized readout
31. Dynamical decoupling in interacting systems: applications to signal-enhanced hyperpolarized readout

A. Ajoy*, R. Nirodi, A. Sarkar, P. Reshetikhin, E. Druga, A. Akkiraju, M. McAllister, G. Maineri, S. Le, A. Lin, A. M. Souza, C. A. Meriles, B. Gilbert, D. Suter, J. A. Reimer, and A. Pines [PDF]
arXiv:2008.08323

30. High-fidelity Trotter formulas for digital quantum simulation
30. High-fidelity Trotter formulas for digital quantum simulation

Y.X. Liu, J. Hines, Z. Li, A. Ajoy, and P. Cappellaro [PDF]
arXiv:1807.07664 — Phys. Rev. A (Rapid Comm.), 102, 010601(R), (2020).

29. Optically pumped spin polarization as a probe of many-body thermalization
29. Optically pumped spin polarization as a probe of many-body thermalization

D. Pagliero, P. R. Zangara, J. Henshaw, A. Ajoy, R. H. Acosta, J. A. Reimer, A. Pines, C. A. Meriles [PDF] [SI]
arXiv:2005.00647 — Science Advances 16, eaaz6986 (2020) .

28. Room temperature “Optical Nanodiamond Hyperpolarizer”: physics, design and operation
28. Room temperature “Optical Nanodiamond Hyperpolarizer”: physics, design and operation

A. Ajoy*, R. Nazaryan, E. Druga, K. Liu, A. Aguilar, B. Han, M. Gierth, J. T. Oon, B. Safvati, R. Tsang, J. H. Walton, D. Suter, C. A. Meriles, J. A. Reimer and A. Pines [PDF]
arXiv:1811.10218 — Rev. Sci. Instru. 91, 023106 (2020) .
Youtube video highlighting "Ultracompact Nanodiamond Hyperpolarizer".

27. Hyperpolarized relaxometry based nuclear T1 noise spectroscopy in hybrid diamond quantum register
27. Hyperpolarized relaxometry based nuclear T1 noise spectroscopy in hybrid diamond quantum register

A. Ajoy*, B. Safvati, R. Nazaryan, J. T. Oon, B. Han, P. Raghavan, R. Nirodi, A. Aguilar, K. Liu, X. Cai, X. Lv, E. Druga, C. Ramanathan, J. A. Reimer, C. A. Meriles, D. Suter, and A. Pines [PDF] [SI]
arXiv:1902.06204 — Nature Communications 10, 5160 (2019) .

26. 13C dynamic nuclear polarization in diamond via a microwave-free ‘integrated’ cross effect
26. 13C dynamic nuclear polarization in diamond via a microwave-free ‘integrated’ cross effect

J. Henshaw, D. Pagliero, P.R. Zangara, B. Franzoni, A. Ajoy, R. Acosta, J. Reimer, A. Pines, C. A. Meriles [PDF]
Proc. Natl. Acad. Sci. USA 116, 18334 (2019).

25. Cross-sensor feedback stabilization of an emulated quantum spin gyroscope
25. Cross-sensor feedback stabilization of an emulated quantum spin gyroscope

J.-C. Jaskula†, K. Saha†, A. Ajoy, D. J. Twitchen, M. Markham, and P. Cappellaro [PDF]
arXiv:1808.04494 — Phys. Rev. Applied 11, 054010 (2019)

24. Dynamic Hamiltonian engineering of 2D rectangular lattices in a one-dimensional ion chain
24. Dynamic Hamiltonian engineering of 2D rectangular lattices in a one-dimensional ion chain

F. Rajabi, S. Motlakunta, C.-Y. Shih, N. Kotibhaskar, Q. Quraishi, A. Ajoy, and R. Islam [PDF]
arXiv:1808.06124 — npj Quantum Information 5, 32 (2019)

23. Two-electron-spin ratchets as a platform for microwave-free dynamic nuclear polarization of arbitrary material targets
23. Two-electron-spin ratchets as a platform for microwave-free dynamic nuclear polarization of arbitrary material targets

P.R. Zangara, J. Henshaw, D. Pagliero, A. Ajoy, J. Reimer, A. Pines, C. Meriles [PDF]
arXiv:1904.08563 — Nano Letters 19, 2389 (2019)

22. Nanoscale vector DC magnetometry via ancilla assisted frequency up-conversion
22. Nanoscale vector DC magnetometry via ancilla assisted frequency up-conversion

Y. X. Liu†, A. Ajoy† and P. Cappellaro [PDF] [SI]
arXiv:1611.04691 — Phys. Rev. Lett. 122, 100501 (2019)
Spotlighted by MIT News

21. Wide dynamic range magnetic field cycler: Harnessing quantum control at low and high fields
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)

20. Dynamics of frequency-swept nuclear spin optical pumping in powdered diamond at low magnetic fields
20. Dynamics of frequency-swept nuclear spin optical pumping in powdered diamond at low magnetic fields

P.R. Zangara, S. Dhomkar, A. Ajoy, K. Liu, R. Nazaryan, D. Pagliero, D. Suter, J. Reimer, A. Pines, C. Meriles [PDF] [SI]
Proc. Natl. Acad. Sci., 1811994116, (2019).

19. Selective decoupling and Hamiltonian engineering in dipolar spin networks
19. Selective decoupling and Hamiltonian engineering in dipolar spin networks

A. Ajoy*†, U. Bissbort†, D. Poletti and P. Cappellaro [PDF] [SI]
arXiv:1710.03987 — Phys. Rev. Lett. 122, 013205 (2019)

17. Orientation independent room-temperature optical 13C hyperpolarization in powdered diamond
17. Orientation independent room-temperature optical 13C hyperpolarization in powdered diamond

A. Ajoy*, K. Liu, R. Nazaryan, X. Lv, P. Zangara, B. Safvati, G. Wang, D. Arnold, G. Li, A. Lin, P. Raghavan, E. Druga, S. Dhomkar, D. Pagliero, J. Reimer, D. Suter, C. Meriles and A.Pines [PDF] [SI]
arXiv:1807.07664 — Science Advances 4, eaar5492 (2018).
Spotlighted by Berkeley News, LBNL News, MRS Bulletin, R&D Magazine, Technology Networks, Phys.org, MRC Biomedical Picture of the Day.

16. Multi-spin-assisted optical pumping of bulk 13C nuclear spin polarization in diamond
16. Multi-spin-assisted optical pumping of bulk 13C nuclear spin polarization in diamond

D. Pagliero, K.R. Koteswara Rao, P.R. Zangara, S. Dhomkar, H.H. Wong, A. Abril, N. Aslam, A. Parker, J. King, C.E. Avalos, A. Ajoy, J. Wrachtrup, A. Pines, C.A. Meriles [PDF]

arXiv:1711.07576 — Phys. Rev. B. 97, 024422 (2018).

Selected as an Editor's Suggestion.

15. A bright nanowire single photon source
15. A bright nanowire single photon source

L. Marseglia, K. Saha, A. Ajoy, T. Schroder, D. R. Englund, T. Teraji, J. Isoya, F. Jelezko, R. Walsworth, J. L. Pacheco, D. Perry, E. Bielejec and P. Cappellaro [PDF]
Optics Express 26, 80, (2018).

14. Evolution-free Hamiltonian parameter estimation through Zeeman markers
14. Evolution-free Hamiltonian parameter estimation through Zeeman markers

D. Burgarth and A. Ajoy [PDF] [SI]
arXiv:1705.07725 — Phys. Rev. Lett. 119, 030402 (2017) .

13. Quantum Interpolation for High Resolution Sensing
13. Quantum Interpolation for High Resolution Sensing

Blurb here

Spotlighted by MIT NEWS.
A. Ajoy, Y. X. Liu, K. Saha, L. Marseglia, J.-C. Jaskula, U. Bissbort and P. Cappellaro [PDF][SI]
arXiv:1604.01677 -- Proc. Natl. Acad. Sci. 114, 2149 (2017).

12. Substance from shadow: GN Ramachandran's contributions to medical imaging
12. Substance from shadow: GN Ramachandran's contributions to medical imaging

Blurb Here

A. Kumar and A. Ajoy
Resonance 8, 741 (2016).

11. Atomic-scale nuclear spin imaging using quantum-assisted sensors in diamond
11. Atomic-scale nuclear spin imaging using quantum-assisted sensors in diamond

Spotlighted by MIT News and Chemistry World
A. Ajoy, U. Bissbort, M.D. Lukin, R.L. Walsworth and P. Cappellaro [PDF] [SI]

arXiv:1407.3134 — Phys. Rev. X 5, 011001 (2015).

10. Decay of spin coherences in one-dimensional spin systems
10. Decay of spin coherences in one-dimensional spin systems

G. Kaur, A. Ajoy and P. Cappellaro [PDF]
arXiv:1306.2620 — New J. Phys. 15, 093035 (2013).

9. Quantum simulation via filtered Hamiltonian engineering: application to perfect quantum transport in spin networks
9. Quantum simulation via filtered Hamiltonian engineering: application to perfect quantum transport in spin networks

Blurb here

A. Ajoy and P. Cappellaro [PDF]
arXiv:1208.3656  — Phys. Rev. Lett. 110, 220503 (2013)

8. Perfect quantum transport in arbitrary spin networks
8. Perfect quantum transport in arbitrary spin networks

Blurb here

A. Ajoy and P. Cappellaro [PDF]
arXiv:1207.5580 — Phys. Rev. B 87, 064303 (2013).

7. Stable three-axis nuclear-spin gyroscope in diamond
7. Stable three-axis nuclear-spin gyroscope in diamond

Blurb Here

A. Ajoy and P. Cappellaro [PDF]
arXiv:1205.1494  — Phys. Rev. A 86, 062104 (2012).

6. Mixed-state quantum transport in correlated spin networks
6. Mixed-state quantum transport in correlated spin networks

Blurb Here

A. Ajoy and P. Cappellaro [PDF]
arXiv:1204.1363 — Phys. Rev. A 85, 042305 (2012).

5. Algorithmic approach to simulate Hamiltonian dynamics and an NMR simulation of Quantum State Transfer
5. Algorithmic approach to simulate Hamiltonian dynamics and an NMR simulation of Quantum State Transfer

Blurb here

Spotlighted by Phys. Org.
A. Ajoy* and P. Cappellaro [PDF] [SI]
arXiv:0911.5467  — Phys. Rev. A 85, 030303(R) (2012) Rapid Communication.

4. Optimal pulse spacing for dynamical decoupling in the presence of a purely dephasing spin bath
4. Optimal pulse spacing for dynamical decoupling in the presence of a purely dephasing spin bath

A. Ajoy, G.A. Álvarez and D. Suter [PDF]
arXiv:1204.1363 — Phys. Rev. A 83, 032303 (2011)

3. Performance comparison of dynamical decoupling sequences for a qubit in a rapidly fluctuating spin bath
3. Performance comparison of dynamical decoupling sequences for a qubit in a rapidly fluctuating spin bath

G.A. Álvarez, A. Ajoy, X. Peng and D. Suter [PDF]
arXiv:1008.1962 — Phys. Rev. A 82, 042306 (2010).