Publications

A. Ghosh, S. Chakraborty, J. S. Kumar, K. K. Swain, J. Goswami, M. Rath, S. Roy, S. Dhomkar, B. Roy, Determination of pitch rotation of a hexagonal upconverting particle using emission in the backscattered direction, Journal of Physics Photonics, accepted (2025).

A. Mohapatra, A. Kumar, M. Deb, S. Dhomkar,  R. Singh, Inferring activity from the flow field around active colloidal particles using deep learning, Journal of Fluid Mechanics, 1018:R1  (2025).

B. Gupta, V. Joshi, U. Kandpal, P. Mandayam, N. Gheeraert, S. Dhomkar, Expedited Noise Spectroscopy of Transmon Qubits, Advanced Quantum Technologies, e00109 (2025).

B. Mistri, S. Mahajan, F. Donaldson, R. K. Kamineni, S. Dhomkar, Identifying optimal magnetic field configurations for decoherence mitigation of boron vacancies in hexagonal boron nitride, arXiv:2505.06574 (2025).

A. Rana, P. Lamba, A. Ghosh, S. Dhomkar, R. K. Kamineni, Imaging of microwave magnetic field orientation using continuous-wave experiments on nitrogen-vacancy centers in diamond, arXiv:2506.17695 (2025).

P. Conti, S. Dhomkar, P. Ross, J. Mansir, J. J. L. Morton, Donor-bound-exciton strain microscopy in silicon devices, arXiv:2408.17382 (2024).

S. Roy, A. Ghosh, M. Lokesh, G. Nalupurackal, S. Chakraborty, J. Goswami, V. P. Bhallamudi, S. Dhomkar, B. Roy, Comparison of optical trapping wavelengths for nanoscopic diamonds containing nitrogen-vacancy centers, Journal of Physics Communications 8, 55001 (2024).

R. Kumar, S. Mahajan, F. Donaldson, S. Dhomkar, H. J Lancaster, C. Kalha, A. A. Riaz, Y. Zhu, C. A. Howard, A. Regoutz, J. J. L. Morton, Stability of near-surface nitrogen vacancy centers using dielectric surface passivation, ACS Photonics 11, 1244–1251 (2024).

P. Lamba, A. Rana, S. Halder, S. Dhomkar, D. Suter, R. K. Kamineni, Vector detection of ac magnetic fields by nitrogen vacancy centers of single orientation in diamond, Physical Review B 109, 195424 (2024).

F. Meneses, D. F. Wise, D. Pagliero, P. R. Zangara, S. Dhomkar, C. A. Meriles, Toward Deep-Learning-Assisted Spectrally Resolved Imaging of Magnetic Noise, Physical Review Applied 18, 24004 (2022).

B. Roy, M. Blauth, S. Dhomkar, M. Kaniber, V. M. Menon, J. Finley, Plasmonics enabled atomically thin linearly polarized emitter at room temperature, arXiv:2205.12935 (2022).

D. F. Wise, J. J. L. Morton, S. Dhomkar, Using deep learning to understand and mitigate the qubit noise environment, PRX Quantum 2, 010316 (2021).

S. Dhomkar and J. J. L. Morton, Quantum registers hit the right wavelength, Nature Materials 19, 1259 (2020).

P. R. Zangara, S. Dhomkar, A. Ajoy, K. Liu, R. Nazaryan, D. Pagliero, D. Suter, J.A. Reimer, A. Pines, C. A. Meriles, Dynamics of frequency-swept nuclear spin optical pumping in powdered diamond at low magnetic fields. Proceedings of the National Academy of Sciences 116, 2512 (2019).

V. Deligiannakis, S. Dhomkar, M. S. Claro, I. L. Kuskovsky, M. C. Tamargo, Interface modification in type-II ZnCdSe/Zn(Cd)Te QDs for high efficiency intermediate band solar cells. Journal of Crystal Growth 512, 203 (2019).

H. Ji, S. Dhomkar, R. Wu, J. Ludwig, Z. Lu, D. Smirnov, M. C. Tamargo, G. W. Bryant, I. L. Kuskovsky, Long spin-flip time and large Zeeman splitting of holes in type-II ZnTe/ZnSe submonolayer quantum dots. Journal of Applied Physics 124, 144306 (2018).

H. Jayakumar, S. Dhomkar, J. Henshaw, C. A. Meriles, Spin readout via spin-to-charge conversion in bulk diamond nitrogen-vacancy ensembles, Applied Physics Letters 113, 122404 (2018).

 S. Dhomkar, H. Jayakumar, P. R. Zangara, C. A. Meriles, Charge dynamics in near-surface, variable-density ensembles of nitrogen vacancy centers in diamond, Nano Letters 18, 4046 (2018).

A. Ajoy, K. Liu, R. Nazaryan, X. Lv, P. R. Zangara, B. Safvati, G. Wang, D. Arnold, G. Li, A. Lin, P. Raghavan, E. Druga, S. Dhomkar, D. Pagliero, J. A. Reimer, D. Suter, C. A. Meriles, A. Pines, Orientation independent room-temperature optical 13C hyperpolarization in powdered diamond, Science Advances 4, eaar5492 (2018).

S. Dhomkar, P. R. Zangara, J. Henshaw, C. A. Meriles, On-Demand Generation of Neutral and Negatively-Charged Silicon-Vacancy Centers in Diamond, Physical Review Letters 120, 117401 (2018).

D. Pagliero, K. R. K. 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, Multispin-assisted optical pumping of bulk 13C nuclear spin polarization in diamond, Physical Review B 97, 024422 (2018).

I. L. Kuskovsky, L. G. Murokh, B. Roy, H. Ji, S. Dhomkar, J. Ludwig, D. Smirnov, M. C. Tamargo, Decoherence in semiconductor nanostructures with type-II band alignment: All-optical measurements using Aharonov-Bohm excitons, Physical Review B 95, 165445 (2017).

V. Deligiannakis, S. Dhomkar, H. Ji, D. Pagliero, I. L. Kuskovsky, C. A. Meriles, M. C. Tamargo, Spin dynamics of ZnSe-ZnTe nanostructures grown by migration enhanced molecular beam epitaxy, Journal of Applied Physics 121, 115702 (2017).

 S. Dhomkar, J. Henshaw, H. Jayakumar, C. A. Meriles, Long-term data storage in diamond, Science Advances 2, e1600911 (2016).

H. Jayakumar, J. Henshaw, S. Dhomkar, D. Pagliero, A. Laraoui, N. B. Manson, R. Albu, M. W. Doherty, C. A. Meriles, Optical patterning of trapped charge in nitrogen-doped diamond, Nature Communications 7, 12660 (2016).

H. Ji, S. Dhomkar, R. Wu, V. Shuvayev, V. Deligiannakis, M. C. Tamargo, J. Ludwig, Z. Lu, D. Smirnov, A. Wang, I. L. Kuskovsky, Optical Anisotropy in Type-II ZnTe/ZnSe Submonolayer Quantum Dots, Journal of Applied Physics 119, 224306 (2016).

S. Dhomkar, N. Vaxelaire, H. Ji, V. Shuvayev, M. C. Tamargo, I. L. Kuskovsky, I. C. Noyan, Determination of shape anisotropy in embedded low contrast submonolayer quantum dot structures, Applied Physics Letters 107, 251905 (2015).

S. Dhomkar, H. Ji, B. Roy, V. Deligiannakis, A. Wang, M. C. Tamargo, I. L. Kuskovsky, Measurement and control of size and density of type-II ZnTe/ZnSe submonolayer quantum dots, Journal of Crystal Growth 422, 8 (2015).

H. Ji, S. Dhomkar, B. Roy, V. Shuvayev, V. Deligiannakis, M. C. Tamargo, J. Ludwig, D. Smirnov, A. Wang, I. L. Kuskovsky, Determination of lateral size distribution of type-II ZnTe/ZnSe stacked submonolayer quantum dots via spectral analysis of optical signature of the Aharanov-Bohm excitons, Journal of Applied Physics 116, 164308 (2014).

B. Roy, H. Ji, S. Dhomkar, M. C. Tamargo, I. L. Kuskovsky, Observation of oscillations in energy of Aharonov-Bohm excitons in type-II ZnTe/ZnSe stacked submonolayer quantum dots. Physica Status Solidi C 7-8, 1248 (2014).

S. Dhomkar, U. Manna, I. C. Noyan, M. C. Tamargo, I. L. Kuskovsky, Vertical correlation and miniband formation in submonolayer Zn(Cd)Te/ZnCdSe type-II quantum dots for intermediate band solar cell application, Applied Physics Letters 103, 181905 (2013).

S. Dhomkar, U. Manna, L. Peng, R. Moug, I. C. Noyan, M. C. Tamargo, I. L. Kuskovsky, Feasibility of submonolayer ZnTe/ZnCdSe quantum dots as intermediate band solar cell material system, Solar Energy Materials & Solar Cells 117, 604 (2013).

S. Dhomkar, I. L. Kuskovsky, U. Manna, I. C. Noyan, M. C. Tamargo, Optimization of growth conditions of type-II Zn(Cd)Te/ZnCdSe submonolayer quantum dot superlattices for intermediate band solar cells, Journal of Vacuum Science & Technology B 31, 03C119 (2013).

J. De Jesus, T. A. Garcia, S. Dhomkar, A. Ravikumar, C. Gmachl, G. Chen, A. Shen, D. Ferizovic, M. Muñoz, M. C. Tamargo, Characterization of the three-well active region of a quantum cascade laser using contactless electroreflectance, Journal of Vacuum Science & Technology B 31, 03C134 (2013).

H. Ji, B. Roy, S. Dhomkar, R. T. Moug, M. C. Tamargo, A. Wang, I. L. Kuskovsky, Tuning Between Quantum-Dot- and Quantum-Well-Like Behaviors in Type II ZnTe Submonolayer Quantum Dots by Controlling Tellurium Flux during MBE Growth, Journal of Electronic Materials 42, 3297 (2013).

B. Roy, H. Ji, S. Dhomkar, F. J. Cadieu, L. Peng, R. Moug, M. C. Tamargo, I. L. Kuskovsky, Distinguishability of stacks in ZnTe/ZnSe quantum dots via spectral analysis of Aharonov-Bohm oscillations, European Physical Journal B 86, 31 (2013).

B. Roy, H. Ji, S. Dhomkar, F. J. Cadieu, L. Peng, R. Moug, M. C. Tamargo, Y. Kim, D. Smirnov, I. L. Kuskovsky, Enhancement and narrowing of the Aharonov-Bohm oscillations due to built-in electric field in stacked type-II ZnTe/ZnSe quantum dots: Spectral analysis, Physical Review B 86, 165310 (2012).

B. Roy, H. Ji, S. Dhomkar, F. J. Cadieu, L. Peng, R. Moug, M. C. Tamargo, I. L. Kuskovsky, Determination of excitonic size with sub-nanometer precision via excitonic Aharonov-Bohm effect in type-II quantum dots, Applied Physics Letters 100, 213114 (2012).

U. Manna, Q. Zhang, S. Dhomkar, I. F. Salakhutdinov, M. C. Tamargo, I. C. Noyan, G. F. Neumark, I. L. Kuskovsky, Radiative transitions in vertically correlated type-II ZnMgTe/ZnSe multilayer quantum dot structure, Journal of Applied Physics 112, 063521 (2012).